mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-25 21:10:04 +00:00
0a43a84e02
When folding a vector shuffle with an undef literal, it is possible that the literal is adjusted so that it will then be interpreted as an index into the input operands. This is fixed by special casing that case, and not adjusting those operands. Fixes #4859
8358 lines
337 KiB
C++
8358 lines
337 KiB
C++
// Copyright (c) 2016 Google Inc.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "source/opt/fold.h"
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#include <limits>
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#include <memory>
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#include <string>
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#include <unordered_set>
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#include <vector>
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#include "effcee/effcee.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "source/opt/build_module.h"
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#include "source/opt/def_use_manager.h"
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#include "source/opt/ir_context.h"
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#include "source/opt/module.h"
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#include "spirv-tools/libspirv.hpp"
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#include "test/opt/pass_utils.h"
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namespace spvtools {
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namespace opt {
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namespace {
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using ::testing::Contains;
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std::string Disassemble(const std::string& original, IRContext* context,
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uint32_t disassemble_options = 0) {
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std::vector<uint32_t> optimized_bin;
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context->module()->ToBinary(&optimized_bin, true);
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spv_target_env target_env = SPV_ENV_UNIVERSAL_1_2;
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SpirvTools tools(target_env);
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std::string optimized_asm;
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EXPECT_TRUE(
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tools.Disassemble(optimized_bin, &optimized_asm, disassemble_options))
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<< "Disassembling failed for shader:\n"
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<< original << std::endl;
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return optimized_asm;
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}
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void Match(const std::string& original, IRContext* context,
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uint32_t disassemble_options = 0) {
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std::string disassembly = Disassemble(original, context, disassemble_options);
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auto match_result = effcee::Match(disassembly, original);
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EXPECT_EQ(effcee::Result::Status::Ok, match_result.status())
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<< match_result.message() << "\nChecking result:\n"
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<< disassembly;
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}
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template <class ResultType>
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struct InstructionFoldingCase {
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InstructionFoldingCase(const std::string& tb, uint32_t id, ResultType result)
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: test_body(tb), id_to_fold(id), expected_result(result) {}
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std::string test_body;
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uint32_t id_to_fold;
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ResultType expected_result;
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};
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using IntegerInstructionFoldingTest =
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::testing::TestWithParam<InstructionFoldingCase<uint32_t>>;
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TEST_P(IntegerInstructionFoldingTest, Case) {
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const auto& tc = GetParam();
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// Build module.
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std::unique_ptr<IRContext> context =
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BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
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SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
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ASSERT_NE(nullptr, context);
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// Fold the instruction to test.
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analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
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Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
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bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
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// Make sure the instruction folded as expected.
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EXPECT_TRUE(succeeded);
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if (inst != nullptr) {
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EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
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inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
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EXPECT_EQ(inst->opcode(), SpvOpConstant);
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analysis::ConstantManager* const_mrg = context->get_constant_mgr();
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const analysis::IntConstant* result =
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const_mrg->GetConstantFromInst(inst)->AsIntConstant();
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EXPECT_NE(result, nullptr);
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if (result != nullptr) {
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EXPECT_EQ(result->GetU32BitValue(), tc.expected_result);
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}
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}
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}
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// Returns a common SPIR-V header for all of the test that follow.
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#define INT_0_ID 100
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#define TRUE_ID 101
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#define VEC2_0_ID 102
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#define INT_7_ID 103
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#define FLOAT_0_ID 104
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#define DOUBLE_0_ID 105
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#define VEC4_0_ID 106
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#define DVEC4_0_ID 106
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#define HALF_0_ID 108
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const std::string& Header() {
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static const std::string header = R"(OpCapability Shader
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OpCapability Float16
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OpCapability Float64
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OpCapability Int16
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OpCapability Int64
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%1 = OpExtInstImport "GLSL.std.450"
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main"
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OpExecutionMode %main OriginUpperLeft
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OpSource GLSL 140
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OpName %main "main"
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%void = OpTypeVoid
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%void_func = OpTypeFunction %void
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%bool = OpTypeBool
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%float = OpTypeFloat 32
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%double = OpTypeFloat 64
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%half = OpTypeFloat 16
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%101 = OpConstantTrue %bool ; Need a def with an numerical id to define id maps.
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%true = OpConstantTrue %bool
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%false = OpConstantFalse %bool
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%bool_null = OpConstantNull %bool
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%short = OpTypeInt 16 1
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%int = OpTypeInt 32 1
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%long = OpTypeInt 64 1
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%uint = OpTypeInt 32 0
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%ulong = OpTypeInt 64 0
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%v2int = OpTypeVector %int 2
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%v4int = OpTypeVector %int 4
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%v4float = OpTypeVector %float 4
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%v4double = OpTypeVector %double 4
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%v2uint = OpTypeVector %uint 2
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%v2float = OpTypeVector %float 2
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%v2double = OpTypeVector %double 2
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%v2half = OpTypeVector %half 2
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%v2bool = OpTypeVector %bool 2
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%m2x2int = OpTypeMatrix %v2int 2
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%mat4v4float = OpTypeMatrix %v4float 4
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%mat4v4double = OpTypeMatrix %v4double 4
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%struct_v2int_int_int = OpTypeStruct %v2int %int %int
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%_ptr_int = OpTypePointer Function %int
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%_ptr_uint = OpTypePointer Function %uint
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%_ptr_bool = OpTypePointer Function %bool
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%_ptr_float = OpTypePointer Function %float
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%_ptr_double = OpTypePointer Function %double
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%_ptr_half = OpTypePointer Function %half
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%_ptr_long = OpTypePointer Function %long
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%_ptr_ulong = OpTypePointer Function %ulong
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%_ptr_v2int = OpTypePointer Function %v2int
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%_ptr_v4int = OpTypePointer Function %v4int
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%_ptr_v4float = OpTypePointer Function %v4float
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%_ptr_v4double = OpTypePointer Function %v4double
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%_ptr_struct_v2int_int_int = OpTypePointer Function %struct_v2int_int_int
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%_ptr_v2float = OpTypePointer Function %v2float
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%_ptr_v2double = OpTypePointer Function %v2double
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%short_0 = OpConstant %short 0
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%short_2 = OpConstant %short 2
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%short_3 = OpConstant %short 3
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%100 = OpConstant %int 0 ; Need a def with an numerical id to define id maps.
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%103 = OpConstant %int 7 ; Need a def with an numerical id to define id maps.
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%int_0 = OpConstant %int 0
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%int_1 = OpConstant %int 1
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%int_2 = OpConstant %int 2
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%int_3 = OpConstant %int 3
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%int_4 = OpConstant %int 4
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%int_10 = OpConstant %int 10
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%int_1073741824 = OpConstant %int 1073741824
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%int_n1 = OpConstant %int -1
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%int_n24 = OpConstant %int -24
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%int_n858993459 = OpConstant %int -858993459
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%int_min = OpConstant %int -2147483648
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%int_max = OpConstant %int 2147483647
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%long_0 = OpConstant %long 0
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%long_1 = OpConstant %long 1
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%long_2 = OpConstant %long 2
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%long_3 = OpConstant %long 3
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%long_10 = OpConstant %long 10
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%long_4611686018427387904 = OpConstant %long 4611686018427387904
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%long_n1 = OpConstant %long -1
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%long_n3689348814741910323 = OpConstant %long -3689348814741910323
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%long_min = OpConstant %long -9223372036854775808
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%long_max = OpConstant %long 9223372036854775807
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%uint_0 = OpConstant %uint 0
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%uint_1 = OpConstant %uint 1
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%uint_2 = OpConstant %uint 2
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%uint_3 = OpConstant %uint 3
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%uint_4 = OpConstant %uint 4
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%uint_32 = OpConstant %uint 32
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%uint_42 = OpConstant %uint 42
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%uint_2147483649 = OpConstant %uint 2147483649
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%uint_max = OpConstant %uint 4294967295
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%ulong_0 = OpConstant %ulong 0
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%ulong_1 = OpConstant %ulong 1
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%ulong_2 = OpConstant %ulong 2
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%ulong_9223372036854775809 = OpConstant %ulong 9223372036854775809
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%ulong_max = OpConstant %ulong 18446744073709551615
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%v2int_undef = OpUndef %v2int
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%v2int_0_0 = OpConstantComposite %v2int %int_0 %int_0
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%v2int_1_0 = OpConstantComposite %v2int %int_1 %int_0
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%v2int_2_2 = OpConstantComposite %v2int %int_2 %int_2
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%v2int_2_3 = OpConstantComposite %v2int %int_2 %int_3
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%v2int_3_2 = OpConstantComposite %v2int %int_3 %int_2
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%v2int_4_4 = OpConstantComposite %v2int %int_4 %int_4
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%v2int_min_max = OpConstantComposite %v2int %int_min %int_max
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%v2bool_null = OpConstantNull %v2bool
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%v2bool_true_false = OpConstantComposite %v2bool %true %false
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%v2bool_false_true = OpConstantComposite %v2bool %false %true
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%struct_v2int_int_int_null = OpConstantNull %struct_v2int_int_int
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%v2int_null = OpConstantNull %v2int
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%102 = OpConstantComposite %v2int %103 %103
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%v4int_undef = OpUndef %v4int
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%v4int_0_0_0_0 = OpConstantComposite %v4int %int_0 %int_0 %int_0 %int_0
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%m2x2int_undef = OpUndef %m2x2int
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%struct_undef_0_0 = OpConstantComposite %struct_v2int_int_int %v2int_undef %int_0 %int_0
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%float_n1 = OpConstant %float -1
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%104 = OpConstant %float 0 ; Need a def with an numerical id to define id maps.
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%float_null = OpConstantNull %float
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%float_0 = OpConstant %float 0
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%float_n0 = OpConstant %float -0.0
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%float_1 = OpConstant %float 1
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%float_2 = OpConstant %float 2
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%float_3 = OpConstant %float 3
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%float_4 = OpConstant %float 4
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%float_2049 = OpConstant %float 2049
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%float_n2049 = OpConstant %float -2049
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%float_0p5 = OpConstant %float 0.5
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%float_0p2 = OpConstant %float 0.2
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%float_pi = OpConstant %float 1.5555
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%float_1e16 = OpConstant %float 1e16
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%float_n1e16 = OpConstant %float -1e16
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%float_1en16 = OpConstant %float 1e-16
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%float_n1en16 = OpConstant %float -1e-16
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%v2float_0_0 = OpConstantComposite %v2float %float_0 %float_0
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%v2float_2_2 = OpConstantComposite %v2float %float_2 %float_2
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%v2float_2_3 = OpConstantComposite %v2float %float_2 %float_3
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%v2float_3_2 = OpConstantComposite %v2float %float_3 %float_2
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%v2float_4_4 = OpConstantComposite %v2float %float_4 %float_4
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%v2float_2_0p5 = OpConstantComposite %v2float %float_2 %float_0p5
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%v2float_0p2_0p5 = OpConstantComposite %v2float %float_0p2 %float_0p5
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%v2float_null = OpConstantNull %v2float
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%double_n1 = OpConstant %double -1
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%105 = OpConstant %double 0 ; Need a def with an numerical id to define id maps.
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%double_null = OpConstantNull %double
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%double_0 = OpConstant %double 0
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%double_n0 = OpConstant %double -0.0
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%double_1 = OpConstant %double 1
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%double_2 = OpConstant %double 2
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%double_3 = OpConstant %double 3
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%double_4 = OpConstant %double 4
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%double_5 = OpConstant %double 5
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%double_0p5 = OpConstant %double 0.5
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%double_0p2 = OpConstant %double 0.2
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%v2double_0_0 = OpConstantComposite %v2double %double_0 %double_0
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%v2double_2_2 = OpConstantComposite %v2double %double_2 %double_2
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%v2double_2_3 = OpConstantComposite %v2double %double_2 %double_3
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%v2double_3_2 = OpConstantComposite %v2double %double_3 %double_2
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%v2double_4_4 = OpConstantComposite %v2double %double_4 %double_4
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%v2double_2_0p5 = OpConstantComposite %v2double %double_2 %double_0p5
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%v2double_null = OpConstantNull %v2double
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%108 = OpConstant %half 0
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%half_1 = OpConstant %half 1
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%half_0_1 = OpConstantComposite %v2half %108 %half_1
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%106 = OpConstantComposite %v4float %float_0 %float_0 %float_0 %float_0
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%v4float_0_0_0_0 = OpConstantComposite %v4float %float_0 %float_0 %float_0 %float_0
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%v4float_0_0_0_1 = OpConstantComposite %v4float %float_0 %float_0 %float_0 %float_1
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%v4float_0_1_0_0 = OpConstantComposite %v4float %float_0 %float_1 %float_null %float_0
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%v4float_1_1_1_1 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
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%v4float_1_2_3_4 = OpConstantComposite %v4float %float_1 %float_2 %float_3 %float_4
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%v4float_null = OpConstantNull %v4float
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%mat4v4float_null = OpConstantComposite %mat4v4float %v4float_null %v4float_null %v4float_null %v4float_null
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%mat4v4float_1_2_3_4 = OpConstantComposite %mat4v4float %v4float_1_2_3_4 %v4float_1_2_3_4 %v4float_1_2_3_4 %v4float_1_2_3_4
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%107 = OpConstantComposite %v4double %double_0 %double_0 %double_0 %double_0
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%v4double_0_0_0_0 = OpConstantComposite %v4double %double_0 %double_0 %double_0 %double_0
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%v4double_0_0_0_1 = OpConstantComposite %v4double %double_0 %double_0 %double_0 %double_1
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%v4double_0_1_0_0 = OpConstantComposite %v4double %double_0 %double_1 %double_null %double_0
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%v4double_1_1_1_1 = OpConstantComposite %v4double %double_1 %double_1 %double_1 %double_1
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%v4double_1_2_3_4 = OpConstantComposite %v4double %double_1 %double_2 %double_3 %double_4
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%v4double_1_1_1_0p5 = OpConstantComposite %v4double %double_1 %double_1 %double_1 %double_0p5
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%v4double_null = OpConstantNull %v4double
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%mat4v4double_null = OpConstantComposite %mat4v4double %v4double_null %v4double_null %v4double_null %v4double_null
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%mat4v4double_1_2_3_4 = OpConstantComposite %mat4v4double %v4double_1_2_3_4 %v4double_1_2_3_4 %v4double_1_2_3_4 %v4double_1_2_3_4
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%v4float_n1_2_1_3 = OpConstantComposite %v4float %float_n1 %float_2 %float_1 %float_3
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%uint_0x3f800000 = OpConstant %uint 0x3f800000
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%uint_0xbf800000 = OpConstant %uint 0xbf800000
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%v2uint_0x3f800000_0xbf800000 = OpConstantComposite %v2uint %uint_0x3f800000 %uint_0xbf800000
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%long_0xbf8000003f800000 = OpConstant %long 0xbf8000003f800000
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%int_0x3FF00000 = OpConstant %int 0x3FF00000
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%int_0x00000000 = OpConstant %int 0x00000000
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%int_0xC05FD666 = OpConstant %int 0xC05FD666
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%int_0x66666666 = OpConstant %int 0x66666666
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%v4int_0x3FF00000_0x00000000_0xC05FD666_0x66666666 = OpConstantComposite %v4int %int_0x00000000 %int_0x3FF00000 %int_0x66666666 %int_0xC05FD666
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)";
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return header;
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}
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// Returns the header with definitions of float NaN and double NaN. Since FC
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// "; CHECK: [[double_n0:%\\w+]] = OpConstant [[double]] -0\n" finds
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// %double_nan = OpConstant %double -0x1.8p+1024 instead of
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// %double_n0 = OpConstant %double -0,
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// we separates those definitions from Header().
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const std::string& HeaderWithNaN() {
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static const std::string headerWithNaN =
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Header() +
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R"(%float_nan = OpConstant %float -0x1.8p+128
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%double_nan = OpConstant %double -0x1.8p+1024
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)";
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return headerWithNaN;
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}
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// clang-format off
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INSTANTIATE_TEST_SUITE_P(TestCase, IntegerInstructionFoldingTest,
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::testing::Values(
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// Test case 0: fold 0*n
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InstructionFoldingCase<uint32_t>(
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Header() + "%main = OpFunction %void None %void_func\n" +
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"%main_lab = OpLabel\n" +
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"%n = OpVariable %_ptr_int Function\n" +
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"%load = OpLoad %int %n\n" +
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"%2 = OpIMul %int %int_0 %load\n" +
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"OpReturn\n" +
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"OpFunctionEnd",
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2, 0),
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// Test case 1: fold n*0
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InstructionFoldingCase<uint32_t>(
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Header() + "%main = OpFunction %void None %void_func\n" +
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"%main_lab = OpLabel\n" +
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"%n = OpVariable %_ptr_int Function\n" +
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"%load = OpLoad %int %n\n" +
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"%2 = OpIMul %int %load %int_0\n" +
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"OpReturn\n" +
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"OpFunctionEnd",
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2, 0),
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// Test case 2: fold 0/n (signed)
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InstructionFoldingCase<uint32_t>(
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Header() + "%main = OpFunction %void None %void_func\n" +
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"%main_lab = OpLabel\n" +
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"%n = OpVariable %_ptr_int Function\n" +
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"%load = OpLoad %int %n\n" +
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"%2 = OpSDiv %int %int_0 %load\n" +
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"OpReturn\n" +
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"OpFunctionEnd",
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2, 0),
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// Test case 3: fold n/0 (signed)
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InstructionFoldingCase<uint32_t>(
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Header() + "%main = OpFunction %void None %void_func\n" +
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"%main_lab = OpLabel\n" +
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"%n = OpVariable %_ptr_int Function\n" +
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"%load = OpLoad %int %n\n" +
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"%2 = OpSDiv %int %load %int_0\n" +
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"OpReturn\n" +
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"OpFunctionEnd",
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2, 0),
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// Test case 4: fold 0/n (unsigned)
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InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUDiv %uint %uint_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 5: fold n/0 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSDiv %int %load %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 6: fold 0 remainder n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSRem %int %int_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 7: fold n remainder 0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSRem %int %load %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 8: fold 0%n (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSMod %int %int_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 9: fold n%0 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSMod %int %load %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 10: fold 0%n (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUMod %uint %uint_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 11: fold n%0 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUMod %uint %load %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 12: fold n << 32
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpShiftLeftLogical %uint %load %uint_32\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 13: fold n >> 32
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpShiftRightLogical %uint %load %uint_32\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 14: fold n | 0xFFFFFFFF
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpBitwiseOr %uint %load %uint_max\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0xFFFFFFFF),
|
|
// Test case 15: fold 0xFFFFFFFF | n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpBitwiseOr %uint %uint_max %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0xFFFFFFFF),
|
|
// Test case 16: fold n & 0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpBitwiseAnd %uint %load %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 17: fold 1/0 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpSDiv %int %int_1 %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 18: fold 1/0 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpUDiv %uint %uint_1 %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 19: fold OpSRem 1 0 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpSRem %int %int_1 %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 20: fold 1%0 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpSMod %int %int_1 %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 21: fold 1%0 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpUMod %uint %uint_1 %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 22: fold unsigned n >> 42 (undefined, so set to zero).
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpShiftRightLogical %uint %load %uint_42\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 23: fold signed n >> 42 (undefined, so set to zero).
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpShiftRightLogical %int %load %uint_42\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 24: fold n << 42 (undefined, so set to zero).
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpShiftLeftLogical %int %load %uint_42\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 25: fold -24 >> 32 (defined as -1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpShiftRightArithmetic %int %int_n24 %uint_32\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -1),
|
|
// Test case 26: fold 2 >> 32 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpShiftRightArithmetic %int %int_2 %uint_32\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 27: fold 2 >> 32 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpShiftRightLogical %int %int_2 %uint_32\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 28: fold 2 << 32
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpShiftLeftLogical %int %int_2 %uint_32\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 29: fold -INT_MIN
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpSNegate %int %int_min\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<int32_t>::min()),
|
|
// Test case 30: fold UMin 3 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UMin %uint_3 %uint_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 31: fold UMin 4 2
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UMin %uint_4 %uint_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2),
|
|
// Test case 32: fold SMin 3 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 UMin %int_3 %int_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 33: fold SMin 4 2
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 SMin %int_4 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2),
|
|
// Test case 34: fold UMax 3 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UMax %uint_3 %uint_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4),
|
|
// Test case 35: fold UMax 3 2
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UMax %uint_3 %uint_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 36: fold SMax 3 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 UMax %int_3 %int_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4),
|
|
// Test case 37: fold SMax 3 2
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 SMax %int_3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 38: fold UClamp 2 3 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UClamp %uint_2 %uint_3 %uint_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 39: fold UClamp 2 0 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UClamp %uint_2 %uint_0 %uint_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2),
|
|
// Test case 40: fold UClamp 2 0 1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %uint %1 UClamp %uint_2 %uint_0 %uint_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1),
|
|
// Test case 41: fold SClamp 2 3 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 SClamp %int_2 %int_3 %int_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 42: fold SClamp 2 0 4
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 SClamp %int_2 %int_0 %int_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2),
|
|
// Test case 43: fold SClamp 2 0 1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %int %1 SClamp %int_2 %int_0 %int_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1),
|
|
// Test case 44: SClamp 1 2 x
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %int\n" +
|
|
"%2 = OpExtInst %int %1 SClamp %int_1 %int_2 %undef\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2),
|
|
// Test case 45: SClamp 2 x 1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %int\n" +
|
|
"%2 = OpExtInst %int %1 SClamp %int_2 %undef %int_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1),
|
|
// Test case 44: UClamp 1 2 x
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %uint\n" +
|
|
"%2 = OpExtInst %uint %1 UClamp %uint_1 %uint_2 %undef\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2),
|
|
// Test case 45: UClamp 2 x 1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %uint\n" +
|
|
"%2 = OpExtInst %uint %1 UClamp %uint_2 %undef %uint_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1),
|
|
// Test case 46: Bit-cast int 0 to unsigned int
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpBitcast %uint %int_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 47: Bit-cast int -24 to unsigned int
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpBitcast %uint %int_n24\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, static_cast<uint32_t>(-24)),
|
|
// Test case 48: Bit-cast float 1.0f to unsigned int
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpBitcast %uint %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, static_cast<uint32_t>(0x3f800000))
|
|
));
|
|
// clang-format on
|
|
|
|
using IntVectorInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<std::vector<uint32_t>>>;
|
|
|
|
TEST_P(IntVectorInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
SpvOp original_opcode = inst->opcode();
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_EQ(succeeded, inst == nullptr || inst->opcode() != original_opcode);
|
|
if (succeeded && inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
|
|
std::vector<SpvOp> opcodes = {SpvOpConstantComposite};
|
|
EXPECT_THAT(opcodes, Contains(inst->opcode()));
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::Constant* result = const_mrg->GetConstantFromInst(inst);
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
const std::vector<const analysis::Constant*>& componenets =
|
|
result->AsVectorConstant()->GetComponents();
|
|
EXPECT_EQ(componenets.size(), tc.expected_result.size());
|
|
for (size_t i = 0; i < componenets.size(); i++) {
|
|
EXPECT_EQ(tc.expected_result[i], componenets[i]->GetU32());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(TestCase, IntVectorInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold 0*n
|
|
InstructionFoldingCase<std::vector<uint32_t>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpVectorShuffle %v2int %v2int_2_2 %v2int_2_3 0 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {2,3}),
|
|
InstructionFoldingCase<std::vector<uint32_t>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpVectorShuffle %v2int %v2int_null %v2int_2_3 0 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0,3}),
|
|
InstructionFoldingCase<std::vector<uint32_t>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpVectorShuffle %v2int %v2int_null %v2int_2_3 4294967295 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0,0}),
|
|
InstructionFoldingCase<std::vector<uint32_t>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpVectorShuffle %v2int %v2int_null %v2int_2_3 0 4294967295 \n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0,0}),
|
|
// Test case 4: fold bit-cast int -24 to unsigned int
|
|
InstructionFoldingCase<std::vector<uint32_t>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpBitcast %v2uint %v2int_min_max\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {2147483648, 2147483647})
|
|
));
|
|
// clang-format on
|
|
|
|
using DoubleVectorInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<std::vector<double>>>;
|
|
|
|
TEST_P(DoubleVectorInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_TRUE(succeeded);
|
|
if (succeeded && inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
|
|
std::vector<SpvOp> opcodes = {SpvOpConstantComposite};
|
|
EXPECT_THAT(opcodes, Contains(inst->opcode()));
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::Constant* result = const_mrg->GetConstantFromInst(inst);
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
const std::vector<const analysis::Constant*>& componenets =
|
|
result->AsVectorConstant()->GetComponents();
|
|
EXPECT_EQ(componenets.size(), tc.expected_result.size());
|
|
for (size_t i = 0; i < componenets.size(); i++) {
|
|
EXPECT_EQ(tc.expected_result[i], componenets[i]->GetDouble());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(TestCase, DoubleVectorInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: bit-cast int {0x3FF00000,0x00000000,0xC05FD666,0x66666666}
|
|
// to double vector
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpBitcast %v2double %v4int_0x3FF00000_0x00000000_0xC05FD666_0x66666666\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {1.0,-127.35}),
|
|
// Test case 1: OpVectorTimesMatrix Non-Zero Zero {{0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}} {1.0, 2.0, 3.0, 4.0} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesMatrix %v4double %v4double_1_2_3_4 %mat4v4double_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0,0.0,0.0,0.0}),
|
|
// Test case 2: OpVectorTimesMatrix Zero Non-Zero {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {0.0, 0.0, 0.0, 0.0} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesMatrix %v4double %v4double_null %mat4v4double_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0,0.0,0.0,0.0}),
|
|
// Test case 3: OpVectorTimesMatrix Non-Zero Non-Zero {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {1.0, 2.0, 3.0, 4.0} {30.0, 30.0, 30.0, 30.0}
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesMatrix %v4double %v4double_1_2_3_4 %mat4v4double_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {30.0,30.0,30.0,30.0}),
|
|
// Test case 4: OpMatrixTimesVector Zero Non-Zero {1.0, 2.0, 3.0, 4.0} {{0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpMatrixTimesVector %v4double %mat4v4double_null %v4double_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0,0.0,0.0,0.0}),
|
|
// Test case 5: OpMatrixTimesVector Non-Zero Zero {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {0.0, 0.0, 0.0, 0.0} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpMatrixTimesVector %v4double %mat4v4double_1_2_3_4 %v4double_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0,0.0,0.0,0.0}),
|
|
// Test case 6: OpMatrixTimesVector Non-Zero Non-Zero {1.0, 2.0, 3.0, 4.0} {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {10.0, 20.0, 30.0, 40.0}
|
|
InstructionFoldingCase<std::vector<double>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpMatrixTimesVector %v4double %mat4v4double_1_2_3_4 %v4double_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {10.0,20.0,30.0,40.0})
|
|
));
|
|
|
|
using FloatVectorInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<std::vector<float>>>;
|
|
|
|
TEST_P(FloatVectorInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
SpvOp original_opcode = inst->opcode();
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_EQ(succeeded, inst == nullptr || inst->opcode() != original_opcode);
|
|
if (succeeded && inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
|
|
std::vector<SpvOp> opcodes = {SpvOpConstantComposite};
|
|
EXPECT_THAT(opcodes, Contains(inst->opcode()));
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::Constant* result = const_mrg->GetConstantFromInst(inst);
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
const std::vector<const analysis::Constant*>& componenets =
|
|
result->AsVectorConstant()->GetComponents();
|
|
EXPECT_EQ(componenets.size(), tc.expected_result.size());
|
|
for (size_t i = 0; i < componenets.size(); i++) {
|
|
EXPECT_EQ(tc.expected_result[i], componenets[i]->GetFloat());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(TestCase, FloatVectorInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: FMix {2.0, 2.0}, {2.0, 3.0} {0.2,0.5}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %v2float %1 FMix %v2float_2_3 %v2float_0_0 %v2float_0p2_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {1.6f,1.5f}),
|
|
// Test case 1: bit-cast unsigned int vector {0x3f800000, 0xbf800000} to
|
|
// float vector
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpBitcast %v2float %v2uint_0x3f800000_0xbf800000\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {1.0f,-1.0f}),
|
|
// Test case 2: bit-cast long int 0xbf8000003f800000 to float vector
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpBitcast %v2float %long_0xbf8000003f800000\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {1.0f,-1.0f}),
|
|
// Test case 3: OpVectorTimesMatrix Non-Zero Zero {{0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}} {1.0, 2.0, 3.0, 4.0} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesMatrix %v4float %v4float_1_2_3_4 %mat4v4float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0f,0.0f,0.0f,0.0f}),
|
|
// Test case 4: OpVectorTimesMatrix Zero Non-Zero {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {0.0, 0.0, 0.0, 0.0} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesMatrix %v4float %v4float_null %mat4v4float_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0f,0.0f,0.0f,0.0f}),
|
|
// Test case 5: OpVectorTimesMatrix Non-Zero Non-Zero {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {1.0, 2.0, 3.0, 4.0} {30.0, 30.0, 30.0, 30.0}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesMatrix %v4float %v4float_1_2_3_4 %mat4v4float_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {30.0f,30.0f,30.0f,30.0f}),
|
|
// Test case 6: OpMatrixTimesVector Zero Non-Zero {1.0, 2.0, 3.0, 4.0} {{0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0, 0.0}} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpMatrixTimesVector %v4float %mat4v4float_null %v4float_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0f,0.0f,0.0f,0.0f}),
|
|
// Test case 7: OpMatrixTimesVector Non-Zero Zero {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {0.0, 0.0, 0.0, 0.0} {0.0, 0.0, 0.0, 0.0}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpMatrixTimesVector %v4float %mat4v4float_1_2_3_4 %v4float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {0.0f,0.0f,0.0f,0.0f}),
|
|
// Test case 8: OpMatrixTimesVector Non-Zero Non-Zero {1.0, 2.0, 3.0, 4.0} {{1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}, {1.0, 2.0, 3.0, 4.0}} {10.0, 20.0, 30.0, 40.0}
|
|
InstructionFoldingCase<std::vector<float>>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpMatrixTimesVector %v4float %mat4v4float_1_2_3_4 %v4float_1_2_3_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, {10.0f,20.0f,30.0f,40.0f})
|
|
));
|
|
// clang-format on
|
|
using BooleanInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<bool>>;
|
|
|
|
TEST_P(BooleanInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_TRUE(succeeded);
|
|
if (inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
|
|
std::vector<SpvOp> bool_opcodes = {SpvOpConstantTrue, SpvOpConstantFalse};
|
|
EXPECT_THAT(bool_opcodes, Contains(inst->opcode()));
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::BoolConstant* result =
|
|
const_mrg->GetConstantFromInst(inst)->AsBoolConstant();
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
EXPECT_EQ(result->value(), tc.expected_result);
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(TestCase, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold true || n
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpLogicalOr %bool %true %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 1: fold n || true
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpLogicalOr %bool %load %true\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold false && n
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpLogicalAnd %bool %false %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 3: fold n && false
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpLogicalAnd %bool %load %false\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 4: fold n < 0 (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpULessThan %bool %load %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 5: fold UINT_MAX < n (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpULessThan %bool %uint_max %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold INT_MAX < n (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSLessThan %bool %int_max %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 7: fold n < INT_MIN (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSLessThan %bool %load %int_min\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold 0 > n (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUGreaterThan %bool %uint_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold n > UINT_MAX (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUGreaterThan %bool %load %uint_max\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 10: fold n > INT_MAX (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSGreaterThan %bool %load %int_max\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 11: fold INT_MIN > n (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpSGreaterThan %bool %int_min %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 12: fold 0 <= n (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpULessThanEqual %bool %uint_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 13: fold n <= UINT_MAX (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpULessThanEqual %bool %load %uint_max\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 14: fold INT_MIN <= n (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSLessThanEqual %bool %int_min %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 15: fold n <= INT_MAX (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSLessThanEqual %bool %load %int_max\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 16: fold n >= 0 (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUGreaterThanEqual %bool %load %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 17: fold UINT_MAX >= n (unsigned)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load = OpLoad %uint %n\n" +
|
|
"%2 = OpUGreaterThanEqual %bool %uint_max %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 18: fold n >= INT_MIN (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSGreaterThanEqual %bool %load %int_min\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 19: fold INT_MAX >= n (signed)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSGreaterThanEqual %bool %int_max %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FClampAndCmpLHS, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold 0.0 > clamp(n, 0.0, 1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold 0.0 > clamp(n, -1.0, -1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_n1\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold 0.0 >= clamp(n, 1, 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 3: fold 0.0 >= clamp(n, -1.0, 0.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 4: fold 0.0 <= clamp(n, 0.0, 1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: fold 0.0 <= clamp(n, -1.0, -1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_n1\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold 0.0 < clamp(n, 1, 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 7: fold 0.0 < clamp(n, -1.0, 0.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold 0.0 > clamp(n, 0.0, 1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold 0.0 > clamp(n, -1.0, -1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_n1\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 10: fold 0.0 >= clamp(n, 1, 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 11: fold 0.0 >= clamp(n, -1.0, 0.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 12: fold 0.0 <= clamp(n, 0.0, 1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 13: fold 0.0 <= clamp(n, -1.0, -1.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_n1\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 14: fold 0.0 < clamp(n, 1, 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 15: fold 0.0 < clamp(n, -1.0, 0.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FClampAndCmpRHS, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold clamp(n, 0.0, 1.0) > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %clamp %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold clamp(n, 1.0, 1.0) > 0.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold clamp(n, 1, 2) >= 0.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 3: fold clamp(n, 1.0, 2.0) >= 3.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %clamp %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 4: fold clamp(n, 0.0, 1.0) <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %clamp %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: fold clamp(n, 1.0, 2.0) <= 0.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold clamp(n, 1, 2) < 3
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFOrdLessThan %bool %clamp %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 7: fold clamp(n, -1.0, 0.0) < -1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFOrdLessThan %bool %clamp %float_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold clamp(n, 0.0, 1.0) > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %clamp %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold clamp(n, 1.0, 2.0) > 0.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 10: fold clamp(n, 1, 2) >= 3.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %clamp %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 11: fold clamp(n, -1.0, 0.0) >= -1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %clamp %float_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 12: fold clamp(n, 0.0, 1.0) <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %clamp %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 13: fold clamp(n, 1.0, 1.0) <= 0.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_1\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 14: fold clamp(n, 1, 2) < 3
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_1 %float_2\n" +
|
|
"%2 = OpFUnordLessThan %bool %clamp %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 15: fold clamp(n, -1.0, 0.0) < -1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordLessThan %bool %clamp %float_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 16: fold clamp(n, -1.0, 0.0) < -1.0 (one test for double)
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%ld = OpLoad %double %n\n" +
|
|
"%clamp = OpExtInst %double %1 FClamp %ld %double_n1 %double_0\n" +
|
|
"%2 = OpFUnordLessThan %bool %clamp %double_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false)
|
|
));
|
|
// clang-format on
|
|
|
|
using FloatInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<float>>;
|
|
|
|
TEST_P(FloatInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_TRUE(succeeded);
|
|
if (inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
|
|
EXPECT_EQ(inst->opcode(), SpvOpConstant);
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::FloatConstant* result =
|
|
const_mrg->GetConstantFromInst(inst)->AsFloatConstant();
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
if (!std::isnan(tc.expected_result)) {
|
|
EXPECT_EQ(result->GetFloatValue(), tc.expected_result);
|
|
} else {
|
|
EXPECT_TRUE(std::isnan(result->GetFloatValue()));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Not testing NaNs because there are no expectations concerning NaNs according
|
|
// to the "Precision and Operation of SPIR-V Instructions" section of the Vulkan
|
|
// specification.
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(FloatConstantFoldingTest, FloatInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold 2.0 - 1.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFSub %float %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 1: Fold 2.0 + 1.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFAdd %float %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3.0),
|
|
// Test case 2: Fold 3.0 * 2.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFMul %float %float_3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 6.0),
|
|
// Test case 3: Fold 1.0 / 2.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.5),
|
|
// Test case 4: Fold 1.0 / 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_1 %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<float>::infinity()),
|
|
// Test case 5: Fold -1.0 / 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_n1 %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -std::numeric_limits<float>::infinity()),
|
|
// Test case 6: Fold (2.0, 3.0) dot (2.0, 0.5)
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpDot %float %v2float_2_3 %v2float_2_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 5.5f),
|
|
// Test case 7: Fold (0.0, 0.0) dot v
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %v\n" +
|
|
"%3 = OpDot %float %v2float_0_0 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 8: Fold v dot (0.0, 0.0)
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %v\n" +
|
|
"%3 = OpDot %float %2 %v2float_0_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 9: Fold Null dot v
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %v\n" +
|
|
"%3 = OpDot %float %v2float_null %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 10: Fold v dot Null
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %v\n" +
|
|
"%3 = OpDot %float %2 %v2float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 11: Fold -2.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFNegate %float %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -2),
|
|
// Test case 12: QuantizeToF16 1.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 13: QuantizeToF16 positive non exact
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_2049\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2048),
|
|
// Test case 14: QuantizeToF16 negative non exact
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_n2049\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -2048),
|
|
// Test case 15: QuantizeToF16 large positive
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_1e16\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<float>::infinity()),
|
|
// Test case 16: QuantizeToF16 large negative
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_n1e16\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -std::numeric_limits<float>::infinity()),
|
|
// Test case 17: QuantizeToF16 small positive
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_1en16\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 18: QuantizeToF16 small negative
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_n1en16\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 19: QuantizeToF16 nan
|
|
InstructionFoldingCase<float>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpQuantizeToF16 %float %float_nan\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<float>::quiet_NaN()),
|
|
// Test case 20: FMix 1.0 4.0 0.2
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FMix %float_1 %float_4 %float_0p2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.6f),
|
|
// Test case 21: FMin 1.0 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FMin %float_1 %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0f),
|
|
// Test case 22: FMin 4.0 0.2
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FMin %float_4 %float_0p2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.2f),
|
|
// Test case 23: FMax 1.0 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FMax %float_1 %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4.0f),
|
|
// Test case 24: FMax 1.0 0.2
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FMax %float_1 %float_0p2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0f),
|
|
// Test case 25: FClamp 1.0 0.2 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FClamp %float_1 %float_0p2 %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0f),
|
|
// Test case 26: FClamp 0.2 2.0 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FClamp %float_0p2 %float_2 %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0f),
|
|
// Test case 27: FClamp 2049.0 2.0 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 FClamp %float_2049 %float_2 %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4.0f),
|
|
// Test case 28: FClamp 1.0 2.0 x
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %float\n" +
|
|
"%2 = OpExtInst %float %1 FClamp %float_1 %float_2 %undef\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0),
|
|
// Test case 29: FClamp 1.0 x 0.5
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %float\n" +
|
|
"%2 = OpExtInst %float %1 FClamp %float_1 %undef %float_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.5),
|
|
// Test case 30: Sin 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Sin %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 31: Cos 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Cos %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 32: Tan 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Tan %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 33: Asin 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Asin %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 34: Acos 1.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Acos %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 35: Atan 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Atan %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 36: Exp 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Exp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 37: Log 1.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Log %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 38: Exp2 2.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Exp2 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4.0),
|
|
// Test case 39: Log2 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Log2 %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0),
|
|
// Test case 40: Sqrt 4.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Sqrt %float_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0),
|
|
// Test case 41: Atan2 0.0 1.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Atan2 %float_0 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.0),
|
|
// Test case 42: Pow 2.0 3.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %float %1 Pow %float_2 %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 8.0),
|
|
// Test case 43: Fold 1.0 / -0.0.
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_1 %float_n0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -std::numeric_limits<float>::infinity()),
|
|
// Test case 44: Fold -1.0 / -0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_n1 %float_n0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<float>::infinity()),
|
|
// Test case 45: Fold 0.0 / 0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_0 %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<float>::quiet_NaN()),
|
|
// Test case 46: Fold 0.0 / -0.0
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %float %float_0 %float_n0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<float>::quiet_NaN())
|
|
));
|
|
// clang-format on
|
|
|
|
using DoubleInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<double>>;
|
|
|
|
TEST_P(DoubleInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_TRUE(succeeded);
|
|
if (inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
inst = def_use_mgr->GetDef(inst->GetSingleWordInOperand(0));
|
|
EXPECT_EQ(inst->opcode(), SpvOpConstant);
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::FloatConstant* result =
|
|
const_mrg->GetConstantFromInst(inst)->AsFloatConstant();
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
if (!std::isnan(tc.expected_result)) {
|
|
EXPECT_EQ(result->GetDoubleValue(), tc.expected_result);
|
|
} else {
|
|
EXPECT_TRUE(std::isnan(result->GetDoubleValue()));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(DoubleConstantFoldingTest, DoubleInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold 2.0 - 1.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFSub %double %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 1: Fold 2.0 + 1.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFAdd %double %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3.0),
|
|
// Test case 2: Fold 3.0 * 2.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFMul %double %double_3 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 6.0),
|
|
// Test case 3: Fold 1.0 / 2.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.5),
|
|
// Test case 4: Fold 1.0 / 0.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_1 %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<double>::infinity()),
|
|
// Test case 5: Fold -1.0 / 0.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_n1 %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -std::numeric_limits<double>::infinity()),
|
|
// Test case 6: Fold (2.0, 3.0) dot (2.0, 0.5)
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpDot %double %v2double_2_3 %v2double_2_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 5.5f),
|
|
// Test case 7: Fold (0.0, 0.0) dot v
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2double Function\n" +
|
|
"%2 = OpLoad %v2double %v\n" +
|
|
"%3 = OpDot %double %v2double_0_0 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 8: Fold v dot (0.0, 0.0)
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2double Function\n" +
|
|
"%2 = OpLoad %v2double %v\n" +
|
|
"%3 = OpDot %double %2 %v2double_0_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 9: Fold Null dot v
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2double Function\n" +
|
|
"%2 = OpLoad %v2double %v\n" +
|
|
"%3 = OpDot %double %v2double_null %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 10: Fold v dot Null
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%v = OpVariable %_ptr_v2double Function\n" +
|
|
"%2 = OpLoad %v2double %v\n" +
|
|
"%3 = OpDot %double %2 %v2double_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0.0f),
|
|
// Test case 11: Fold -2.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFNegate %double %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -2),
|
|
// Test case 12: FMin 1.0 4.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FMin %double_1 %double_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 13: FMin 4.0 0.2
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FMin %double_4 %double_0p2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.2),
|
|
// Test case 14: FMax 1.0 4.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FMax %double_1 %double_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4.0),
|
|
// Test case 15: FMax 1.0 0.2
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FMax %double_1 %double_0p2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 16: FClamp 1.0 0.2 4.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FClamp %double_1 %double_0p2 %double_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 1.0),
|
|
// Test case 17: FClamp 0.2 2.0 4.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FClamp %double_0p2 %double_2 %double_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0),
|
|
// Test case 18: FClamp 5.0 2.0 4.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpExtInst %double %1 FClamp %double_5 %double_2 %double_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4.0),
|
|
// Test case 19: FClamp 1.0 2.0 x
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %double\n" +
|
|
"%2 = OpExtInst %double %1 FClamp %double_1 %double_2 %undef\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0),
|
|
// Test case 20: FClamp 1.0 x 0.5
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %double\n" +
|
|
"%2 = OpExtInst %double %1 FClamp %double_1 %undef %double_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0.5),
|
|
// Test case 21: Sqrt 4.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %double\n" +
|
|
"%2 = OpExtInst %double %1 Sqrt %double_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 2.0),
|
|
// Test case 22: Pow 2.0 3.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%undef = OpUndef %double\n" +
|
|
"%2 = OpExtInst %double %1 Pow %double_2 %double_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 8.0),
|
|
// Test case 23: Fold 1.0 / -0.0.
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_1 %double_n0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, -std::numeric_limits<double>::infinity()),
|
|
// Test case 24: Fold -1.0 / -0.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_n1 %double_n0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<double>::infinity()),
|
|
// Test case 25: Fold 0.0 / 0.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_0 %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<double>::quiet_NaN()),
|
|
// Test case 26: Fold 0.0 / -0.0
|
|
InstructionFoldingCase<double>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFDiv %double %double_0 %double_n0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, std::numeric_limits<double>::quiet_NaN())
|
|
));
|
|
// clang-format on
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(DoubleOrderedCompareConstantFoldingTest, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold 1.0 == 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold 1.0 != 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdNotEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold 1.0 < 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThan %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 3: fold 1.0 > 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 4: fold 1.0 <= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: fold 1.0 >= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold 1.0 == 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 7: fold 1.0 != 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdNotEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold 1.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThan %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold 1.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 10: fold 1.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 11: fold 1.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 12: fold 2.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThan %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 13: fold 2.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 14: fold 2.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 15: fold 2.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(DoubleUnorderedCompareConstantFoldingTest, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold 1.0 == 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold 1.0 != 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordNotEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold 1.0 < 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThan %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 3: fold 1.0 > 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 4: fold 1.0 <= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: fold 1.0 >= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %double_1 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold 1.0 == 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 7: fold 1.0 != 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordNotEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold 1.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThan %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold 1.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 10: fold 1.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 11: fold 1.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %double_1 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 12: fold 2.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThan %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 13: fold 2.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 14: fold 2.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 15: fold 2.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %double_2 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FloatOrderedCompareConstantFoldingTest, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold 1.0 == 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold 1.0 != 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdNotEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold 1.0 < 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 3: fold 1.0 > 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 4: fold 1.0 <= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: fold 1.0 >= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold 1.0 == 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 7: fold 1.0 != 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdNotEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold 1.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold 1.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 10: fold 1.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 11: fold 1.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 12: fold 2.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 13: fold 2.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 14: fold 2.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 15: fold 2.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FloatUnorderedCompareConstantFoldingTest, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold 1.0 == 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold 1.0 != 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordNotEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold 1.0 < 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 3: fold 1.0 > 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 4: fold 1.0 <= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: fold 1.0 >= 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %float_1 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 6: fold 1.0 == 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 7: fold 1.0 != 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordNotEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 8: fold 1.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 9: fold 1.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 10: fold 1.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 11: fold 1.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %float_1 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 12: fold 2.0 < 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 13: fold 2.0 > 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 14: fold 2.0 <= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 15: fold 2.0 >= 1.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %float_2 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(DoubleNaNCompareConstantFoldingTest, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold NaN == 0 (ord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdEqual %bool %double_nan %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold NaN == NaN (unord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordEqual %bool %double_nan %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold NaN != NaN (ord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdNotEqual %bool %double_nan %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 3: fold NaN != NaN (unord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordNotEqual %bool %double_nan %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FloatNaNCompareConstantFoldingTest, BooleanInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold NaN == 0 (ord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdEqual %bool %float_nan %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 1: fold NaN == NaN (unord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordEqual %bool %float_nan %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: fold NaN != NaN (ord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFOrdNotEqual %bool %float_nan %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, false),
|
|
// Test case 3: fold NaN != NaN (unord)
|
|
InstructionFoldingCase<bool>(
|
|
HeaderWithNaN() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFUnordNotEqual %bool %float_nan %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
// clang-format on
|
|
|
|
template <class ResultType>
|
|
struct InstructionFoldingCaseWithMap {
|
|
InstructionFoldingCaseWithMap(const std::string& tb, uint32_t id,
|
|
ResultType result,
|
|
std::function<uint32_t(uint32_t)> map)
|
|
: test_body(tb), id_to_fold(id), expected_result(result), id_map(map) {}
|
|
|
|
std::string test_body;
|
|
uint32_t id_to_fold;
|
|
ResultType expected_result;
|
|
std::function<uint32_t(uint32_t)> id_map;
|
|
};
|
|
|
|
using IntegerInstructionFoldingTestWithMap =
|
|
::testing::TestWithParam<InstructionFoldingCaseWithMap<uint32_t>>;
|
|
|
|
TEST_P(IntegerInstructionFoldingTestWithMap, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
inst = context->get_instruction_folder().FoldInstructionToConstant(inst,
|
|
tc.id_map);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_NE(inst, nullptr);
|
|
if (inst != nullptr) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpConstant);
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::IntConstant* result =
|
|
const_mrg->GetConstantFromInst(inst)->AsIntConstant();
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
EXPECT_EQ(result->GetU32BitValue(), tc.expected_result);
|
|
}
|
|
}
|
|
}
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(TestCase, IntegerInstructionFoldingTestWithMap,
|
|
::testing::Values(
|
|
// Test case 0: fold %3 = 0; %3 * n
|
|
InstructionFoldingCaseWithMap<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%3 = OpCopyObject %int %int_0\n"
|
|
"%2 = OpIMul %int %3 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0, [](uint32_t id) {return (id == 3 ? INT_0_ID : id);})
|
|
));
|
|
// clang-format on
|
|
|
|
using BooleanInstructionFoldingTestWithMap =
|
|
::testing::TestWithParam<InstructionFoldingCaseWithMap<bool>>;
|
|
|
|
TEST_P(BooleanInstructionFoldingTestWithMap, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
inst = context->get_instruction_folder().FoldInstructionToConstant(inst,
|
|
tc.id_map);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_NE(inst, nullptr);
|
|
if (inst != nullptr) {
|
|
std::vector<SpvOp> bool_opcodes = {SpvOpConstantTrue, SpvOpConstantFalse};
|
|
EXPECT_THAT(bool_opcodes, Contains(inst->opcode()));
|
|
analysis::ConstantManager* const_mrg = context->get_constant_mgr();
|
|
const analysis::BoolConstant* result =
|
|
const_mrg->GetConstantFromInst(inst)->AsBoolConstant();
|
|
EXPECT_NE(result, nullptr);
|
|
if (result != nullptr) {
|
|
EXPECT_EQ(result->value(), tc.expected_result);
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(TestCase, BooleanInstructionFoldingTestWithMap,
|
|
::testing::Values(
|
|
// Test case 0: fold %3 = true; %3 || n
|
|
InstructionFoldingCaseWithMap<bool>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%3 = OpCopyObject %bool %true\n" +
|
|
"%2 = OpLogicalOr %bool %3 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true, [](uint32_t id) {return (id == 3 ? TRUE_ID : id);})
|
|
));
|
|
// clang-format on
|
|
|
|
using GeneralInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<uint32_t>>;
|
|
|
|
TEST_P(GeneralInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_EQ(inst->result_id(), original_inst->result_id());
|
|
EXPECT_EQ(inst->type_id(), original_inst->type_id());
|
|
EXPECT_TRUE((!succeeded) == (tc.expected_result == 0));
|
|
if (succeeded) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpCopyObject);
|
|
EXPECT_EQ(inst->GetSingleWordInOperand(0), tc.expected_result);
|
|
} else {
|
|
EXPECT_EQ(inst->NumInOperands(), original_inst->NumInOperands());
|
|
for (uint32_t i = 0; i < inst->NumInOperands(); ++i) {
|
|
EXPECT_EQ(inst->GetOperand(i), original_inst->GetOperand(i));
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(IntegerArithmeticTestCases, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold n * m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpIMul %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Don't fold n / m (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpUDiv %uint %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 2: Don't fold n / m (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpSDiv %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Don't fold n remainder m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpSRem %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 4: Don't fold n % m (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpSMod %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 5: Don't fold n % m (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpUMod %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 6: Don't fold n << m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpShiftRightLogical %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 7: Don't fold n >> m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpShiftLeftLogical %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 8: Don't fold n | m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpBitwiseOr %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 9: Don't fold n & m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpBitwiseAnd %int %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 10: Don't fold n < m (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpULessThan %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 11: Don't fold n > m (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpUGreaterThan %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 12: Don't fold n <= m (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpULessThanEqual %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 13: Don't fold n >= m (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%m = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%load_m = OpLoad %uint %m\n" +
|
|
"%2 = OpUGreaterThanEqual %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 14: Don't fold n < m (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpULessThan %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 15: Don't fold n > m (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpUGreaterThan %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 16: Don't fold n <= m (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpULessThanEqual %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 17: Don't fold n >= m (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%m = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%load_m = OpLoad %int %m\n" +
|
|
"%2 = OpUGreaterThanEqual %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 18: Don't fold n || m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%m = OpVariable %_ptr_bool Function\n" +
|
|
"%load_n = OpLoad %bool %n\n" +
|
|
"%load_m = OpLoad %bool %m\n" +
|
|
"%2 = OpLogicalOr %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 19: Don't fold n && m
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%m = OpVariable %_ptr_bool Function\n" +
|
|
"%load_n = OpLoad %bool %n\n" +
|
|
"%load_m = OpLoad %bool %m\n" +
|
|
"%2 = OpLogicalAnd %bool %load_n %load_m\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 20: Don't fold n * 3
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpIMul %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 21: Don't fold n / 3 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpUDiv %uint %load_n %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 22: Don't fold n / 3 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpSDiv %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 23: Don't fold n remainder 3
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpSRem %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 24: Don't fold n % 3 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpSMod %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 25: Don't fold n % 3 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpUMod %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 26: Don't fold n << 3
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpShiftRightLogical %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 27: Don't fold n >> 3
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpShiftLeftLogical %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 28: Don't fold n | 3
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpBitwiseOr %int %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 29: Don't fold n & 3
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpBitwiseAnd %uint %load_n %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 30: Don't fold n < 3 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpULessThan %bool %load_n %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 31: Don't fold n > 3 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpUGreaterThan %bool %load_n %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 32: Don't fold n <= 3 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpULessThanEqual %bool %load_n %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 33: Don't fold n >= 3 (unsigned)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%load_n = OpLoad %uint %n\n" +
|
|
"%2 = OpUGreaterThanEqual %bool %load_n %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 34: Don't fold n < 3 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpULessThan %bool %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 35: Don't fold n > 3 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpUGreaterThan %bool %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 36: Don't fold n <= 3 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpULessThanEqual %bool %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 37: Don't fold n >= 3 (signed)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load_n = OpLoad %int %n\n" +
|
|
"%2 = OpUGreaterThanEqual %bool %load_n %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 38: Don't fold 2 + 3 (long), bad length
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpIAdd %long %long_2 %long_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 39: Don't fold 2 + 3 (short), bad length
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpIAdd %short %short_2 %short_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 40: fold 1*n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%3 = OpLoad %int %n\n" +
|
|
"%2 = OpIMul %int %int_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 41: fold n*1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%3 = OpLoad %int %n\n" +
|
|
"%2 = OpIMul %int %3 %int_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 42: Don't fold comparisons of 64-bit types
|
|
// (https://github.com/KhronosGroup/SPIRV-Tools/issues/3343).
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpSLessThan %bool %long_0 %long_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(CompositeExtractFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold Insert feeding extract
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeInsert %v4int %2 %v4int_0_0_0_0 0\n" +
|
|
"%4 = OpCompositeInsert %v4int %int_1 %3 1\n" +
|
|
"%5 = OpCompositeInsert %v4int %int_1 %4 2\n" +
|
|
"%6 = OpCompositeInsert %v4int %int_1 %5 3\n" +
|
|
"%7 = OpCompositeExtract %int %6 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
7, 2),
|
|
// Test case 1: fold Composite construct feeding extract (position 0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeConstruct %v4int %2 %int_0 %int_0 %int_0\n" +
|
|
"%4 = OpCompositeExtract %int %3 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, 2),
|
|
// Test case 2: fold Composite construct feeding extract (position 3)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeConstruct %v4int %2 %int_0 %int_0 %100\n" +
|
|
"%4 = OpCompositeExtract %int %3 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, INT_0_ID),
|
|
// Test case 3: fold Composite construct with vectors feeding extract (scalar element)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeConstruct %v2int %2 %int_0\n" +
|
|
"%4 = OpCompositeConstruct %v4int %3 %int_0 %100\n" +
|
|
"%5 = OpCompositeExtract %int %4 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, INT_0_ID),
|
|
// Test case 4: fold Composite construct with vectors feeding extract (start of vector element)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeConstruct %v2int %2 %int_0\n" +
|
|
"%4 = OpCompositeConstruct %v4int %3 %int_0 %100\n" +
|
|
"%5 = OpCompositeExtract %int %4 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, 2),
|
|
// Test case 5: fold Composite construct with vectors feeding extract (middle of vector element)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeConstruct %v2int %int_0 %2\n" +
|
|
"%4 = OpCompositeConstruct %v4int %3 %int_0 %100\n" +
|
|
"%5 = OpCompositeExtract %int %4 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, 2),
|
|
// Test case 6: fold Composite construct with multiple indices.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %n\n" +
|
|
"%3 = OpCompositeConstruct %v2int %int_0 %2\n" +
|
|
"%4 = OpCompositeConstruct %struct_v2int_int_int %3 %int_0 %100\n" +
|
|
"%5 = OpCompositeExtract %int %4 0 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, 2),
|
|
// Test case 7: fold constant extract.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeExtract %int %102 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, INT_7_ID),
|
|
// Test case 8: constant struct has OpUndef
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeExtract %int %struct_undef_0_0 0 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 9: Extracting a member of element inserted via Insert
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_struct_v2int_int_int Function\n" +
|
|
"%2 = OpLoad %struct_v2int_int_int %n\n" +
|
|
"%3 = OpCompositeInsert %struct_v2int_int_int %102 %2 0\n" +
|
|
"%4 = OpCompositeExtract %int %3 0 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, 103),
|
|
// Test case 10: Extracting a element that is partially changed by Insert. (Don't fold)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_struct_v2int_int_int Function\n" +
|
|
"%2 = OpLoad %struct_v2int_int_int %n\n" +
|
|
"%3 = OpCompositeInsert %struct_v2int_int_int %int_0 %2 0 1\n" +
|
|
"%4 = OpCompositeExtract %v2int %3 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, 0),
|
|
// Test case 11: Extracting from result of vector shuffle (first input)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %n\n" +
|
|
"%3 = OpVectorShuffle %v2int %102 %2 3 0\n" +
|
|
"%4 = OpCompositeExtract %int %3 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, INT_7_ID),
|
|
// Test case 12: Extracting from result of vector shuffle (second input)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %n\n" +
|
|
"%3 = OpVectorShuffle %v2int %2 %102 2 0\n" +
|
|
"%4 = OpCompositeExtract %int %3 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, INT_7_ID),
|
|
// Test case 13: https://github.com/KhronosGroup/SPIRV-Tools/issues/2608
|
|
// Out of bounds access. Do not fold.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1\n" +
|
|
"%3 = OpCompositeExtract %float %2 4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 0),
|
|
// Test case 14: https://github.com/KhronosGroup/SPIRV-Tools/issues/3631
|
|
// Extract the component right after the vector constituent.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeConstruct %v2int %int_0 %int_0\n" +
|
|
"%3 = OpCompositeConstruct %v4int %2 %100 %int_0\n" +
|
|
"%4 = OpCompositeExtract %int %3 2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, INT_0_ID),
|
|
// Test case 15:
|
|
// Don't fold extract fed by construct with vector result if the index is
|
|
// past the last element.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeConstruct %v2int %int_0 %int_0\n" +
|
|
"%3 = OpCompositeConstruct %v4int %2 %100 %int_0\n" +
|
|
"%4 = OpCompositeExtract %int %3 4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(CompositeConstructFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold Extracts feeding construct
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCopyObject %v4int %v4int_0_0_0_0\n" +
|
|
"%3 = OpCompositeExtract %int %2 0\n" +
|
|
"%4 = OpCompositeExtract %int %2 1\n" +
|
|
"%5 = OpCompositeExtract %int %2 2\n" +
|
|
"%6 = OpCompositeExtract %int %2 3\n" +
|
|
"%7 = OpCompositeConstruct %v4int %3 %4 %5 %6\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
7, 2),
|
|
// Test case 1: Don't fold Extracts feeding construct (Different source)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCopyObject %v4int %v4int_0_0_0_0\n" +
|
|
"%3 = OpCompositeExtract %int %2 0\n" +
|
|
"%4 = OpCompositeExtract %int %2 1\n" +
|
|
"%5 = OpCompositeExtract %int %2 2\n" +
|
|
"%6 = OpCompositeExtract %int %v4int_0_0_0_0 3\n" +
|
|
"%7 = OpCompositeConstruct %v4int %3 %4 %5 %6\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
7, 0),
|
|
// Test case 2: Don't fold Extracts feeding construct (bad indices)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCopyObject %v4int %v4int_0_0_0_0\n" +
|
|
"%3 = OpCompositeExtract %int %2 0\n" +
|
|
"%4 = OpCompositeExtract %int %2 0\n" +
|
|
"%5 = OpCompositeExtract %int %2 2\n" +
|
|
"%6 = OpCompositeExtract %int %2 3\n" +
|
|
"%7 = OpCompositeConstruct %v4int %3 %4 %5 %6\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
7, 0),
|
|
// Test case 3: Don't fold Extracts feeding construct (different type)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCopyObject %struct_v2int_int_int %struct_v2int_int_int_null\n" +
|
|
"%3 = OpCompositeExtract %v2int %2 0\n" +
|
|
"%4 = OpCompositeExtract %int %2 1\n" +
|
|
"%5 = OpCompositeExtract %int %2 2\n" +
|
|
"%7 = OpCompositeConstruct %v4int %3 %4 %5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
7, 0),
|
|
// Test case 4: Fold construct with constants to constant.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeConstruct %v2int %103 %103\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, VEC2_0_ID),
|
|
// Test case 5: Don't segfault when trying to fold an OpCompositeConstruct
|
|
// for an empty struct, and we reached the id limit.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%empty_struct = OpTypeStruct\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%4194303 = OpCompositeConstruct %empty_struct\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4194303, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(PhiFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold phi with the same values for all edges.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
" OpBranchConditional %true %l1 %l2\n" +
|
|
"%l1 = OpLabel\n" +
|
|
" OpBranch %merge_lab\n" +
|
|
"%l2 = OpLabel\n" +
|
|
" OpBranch %merge_lab\n" +
|
|
"%merge_lab = OpLabel\n" +
|
|
"%2 = OpPhi %int %100 %l1 %100 %l2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, INT_0_ID),
|
|
// Test case 1: Fold phi in pass through loop.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
" OpBranch %l1\n" +
|
|
"%l1 = OpLabel\n" +
|
|
"%2 = OpPhi %int %100 %main_lab %2 %l1\n" +
|
|
" OpBranchConditional %true %l1 %merge_lab\n" +
|
|
"%merge_lab = OpLabel\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, INT_0_ID),
|
|
// Test case 2: Don't Fold phi because of different values.
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
" OpBranch %l1\n" +
|
|
"%l1 = OpLabel\n" +
|
|
"%2 = OpPhi %int %int_0 %main_lab %int_3 %l1\n" +
|
|
" OpBranchConditional %true %l1 %merge_lab\n" +
|
|
"%merge_lab = OpLabel\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FloatRedundantFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold n + 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFAdd %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Don't fold n - 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFSub %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 2: Don't fold n * 2.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFMul %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Fold n + 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFAdd %float %3 %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 4: Fold 0.0 + n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFAdd %float %float_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 5: Fold n - 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFSub %float %3 %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 6: Fold n * 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFMul %float %3 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 7: Fold 1.0 * n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFMul %float %float_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 8: Fold n / 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFDiv %float %3 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 9: Fold n * 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFMul %float %3 %104\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, FLOAT_0_ID),
|
|
// Test case 10: Fold 0.0 * n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFMul %float %104 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, FLOAT_0_ID),
|
|
// Test case 11: Fold 0.0 / n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFDiv %float %104 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, FLOAT_0_ID),
|
|
// Test case 12: Don't fold mix(a, b, 2.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%b = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %a\n" +
|
|
"%4 = OpLoad %float %b\n" +
|
|
"%2 = OpExtInst %float %1 FMix %3 %4 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 13: Fold mix(a, b, 0.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%b = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %a\n" +
|
|
"%4 = OpLoad %float %b\n" +
|
|
"%2 = OpExtInst %float %1 FMix %3 %4 %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 14: Fold mix(a, b, 1.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%b = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %a\n" +
|
|
"%4 = OpLoad %float %b\n" +
|
|
"%2 = OpExtInst %float %1 FMix %3 %4 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4),
|
|
// Test case 15: Fold vector fadd with null
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %a\n" +
|
|
"%3 = OpFAdd %v2float %2 %v2float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 2),
|
|
// Test case 16: Fold vector fadd with null
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %a\n" +
|
|
"%3 = OpFAdd %v2float %v2float_null %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 2),
|
|
// Test case 17: Fold vector fsub with null
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %a\n" +
|
|
"%3 = OpFSub %v2float %2 %v2float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, 2),
|
|
// Test case 18: Fold 0.0(half) * n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_half Function\n" +
|
|
"%3 = OpLoad %half %n\n" +
|
|
"%2 = OpFMul %half %108 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, HALF_0_ID),
|
|
// Test case 19: Don't fold 1.0(half) * n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_half Function\n" +
|
|
"%3 = OpLoad %half %n\n" +
|
|
"%2 = OpFMul %half %half_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 20: Don't fold 1.0 * 1.0 (half)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFMul %half %half_1 %half_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 21: Don't fold (0.0, 1.0) * (0.0, 1.0) (half)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFMul %v2half %half_0_1 %half_0_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 22: Don't fold (0.0, 1.0) dotp (0.0, 1.0) (half)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpDot %half %half_0_1 %half_0_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(DoubleRedundantFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold n + 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFAdd %double %3 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Don't fold n - 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFSub %double %3 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 2: Don't fold n * 2.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFMul %double %3 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Fold n + 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFAdd %double %3 %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 4: Fold 0.0 + n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFAdd %double %double_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 5: Fold n - 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFSub %double %3 %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 6: Fold n * 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFMul %double %3 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 7: Fold 1.0 * n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFMul %double %double_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 8: Fold n / 1.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFDiv %double %3 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 9: Fold n * 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFMul %double %3 %105\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, DOUBLE_0_ID),
|
|
// Test case 10: Fold 0.0 * n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFMul %double %105 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, DOUBLE_0_ID),
|
|
// Test case 11: Fold 0.0 / n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFDiv %double %105 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, DOUBLE_0_ID),
|
|
// Test case 12: Don't fold mix(a, b, 2.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_double Function\n" +
|
|
"%b = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %a\n" +
|
|
"%4 = OpLoad %double %b\n" +
|
|
"%2 = OpExtInst %double %1 FMix %3 %4 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 13: Fold mix(a, b, 0.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_double Function\n" +
|
|
"%b = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %a\n" +
|
|
"%4 = OpLoad %double %b\n" +
|
|
"%2 = OpExtInst %double %1 FMix %3 %4 %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 14: Fold mix(a, b, 1.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%a = OpVariable %_ptr_double Function\n" +
|
|
"%b = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %a\n" +
|
|
"%4 = OpLoad %double %b\n" +
|
|
"%2 = OpExtInst %double %1 FMix %3 %4 %double_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 4)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FloatVectorRedundantFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold a * vec4(0.0, 0.0, 0.0, 1.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%3 = OpLoad %v4float %n\n" +
|
|
"%2 = OpFMul %v4float %3 %v4float_0_0_0_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Fold a * vec4(0.0, 0.0, 0.0, 0.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%3 = OpLoad %v4float %n\n" +
|
|
"%2 = OpFMul %v4float %3 %106\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, VEC4_0_ID),
|
|
// Test case 2: Fold a * vec4(1.0, 1.0, 1.0, 1.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%3 = OpLoad %v4float %n\n" +
|
|
"%2 = OpFMul %v4float %3 %v4float_1_1_1_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(DoubleVectorRedundantFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold a * vec4(0.0, 0.0, 0.0, 1.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%2 = OpFMul %v4double %3 %v4double_0_0_0_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Fold a * vec4(0.0, 0.0, 0.0, 0.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%2 = OpFMul %v4double %3 %106\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, DVEC4_0_ID),
|
|
// Test case 2: Fold a * vec4(1.0, 1.0, 1.0, 1.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%2 = OpFMul %v4double %3 %v4double_1_1_1_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(IntegerRedundantFoldingTest, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold n + 1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%3 = OpLoad %uint %n\n" +
|
|
"%2 = OpIAdd %uint %3 %uint_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Don't fold 1 + n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%3 = OpLoad %uint %n\n" +
|
|
"%2 = OpIAdd %uint %uint_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 2: Fold n + 0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%3 = OpLoad %uint %n\n" +
|
|
"%2 = OpIAdd %uint %3 %uint_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 3: Fold 0 + n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_uint Function\n" +
|
|
"%3 = OpLoad %uint %n\n" +
|
|
"%2 = OpIAdd %uint %uint_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 4: Don't fold n + (1,0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%3 = OpLoad %v2int %n\n" +
|
|
"%2 = OpIAdd %v2int %3 %v2int_1_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 5: Don't fold (1,0) + n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%3 = OpLoad %v2int %n\n" +
|
|
"%2 = OpIAdd %v2int %v2int_1_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 6: Fold n + (0,0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%3 = OpLoad %v2int %n\n" +
|
|
"%2 = OpIAdd %v2int %3 %v2int_0_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 7: Fold (0,0) + n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%3 = OpLoad %v2int %n\n" +
|
|
"%2 = OpIAdd %v2int %v2int_0_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(ClampAndCmpLHS, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't Fold 0.0 < clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Don't Fold 0.0 < clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 2: Don't Fold 0.0 <= clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Don't Fold 0.0 <= clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 4: Don't Fold 0.0 > clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 5: Don't Fold 0.0 > clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 6: Don't Fold 0.0 >= clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 7: Don't Fold 0.0 >= clamp(-1, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 8: Don't Fold 0.0 < clamp(0, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFUnordLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 9: Don't Fold 0.0 < clamp(0, 1)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFOrdLessThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 10: Don't Fold 0.0 > clamp(-1, 0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 11: Don't Fold 0.0 > clamp(-1, 0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %float_0 %clamp\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(ClampAndCmpRHS, GeneralInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't Fold clamp(-1, 1) < 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordLessThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Don't Fold clamp(-1, 1) < 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdLessThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 2: Don't Fold clamp(-1, 1) <= 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordLessThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Don't Fold clamp(-1, 1) <= 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdLessThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 4: Don't Fold clamp(-1, 1) > 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 5: Don't Fold clamp(-1, 1) > 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 6: Don't Fold clamp(-1, 1) >= 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFUnordGreaterThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 7: Don't Fold clamp(-1, 1) >= 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_1\n" +
|
|
"%2 = OpFOrdGreaterThanEqual %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 8: Don't Fold clamp(-1, 0) < 0.0
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordLessThan %bool %clamp %float_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 9: Don't Fold clamp(0, 1) < 1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_0 %float_1\n" +
|
|
"%2 = OpFOrdLessThan %bool %clamp %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 10: Don't Fold clamp(-1, 0) > -1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFUnordGreaterThan %bool %clamp %float_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 11: Don't Fold clamp(-1, 0) > -1
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%ld = OpLoad %float %n\n" +
|
|
"%clamp = OpExtInst %float %1 FClamp %ld %float_n1 %float_0\n" +
|
|
"%2 = OpFOrdGreaterThan %bool %clamp %float_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FToIConstantFoldingTest, IntegerInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold int(3.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpConvertFToS %int %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 1: Fold uint(3.0)
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpConvertFToU %int %float_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(IToFConstantFoldingTest, FloatInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold float(3)
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpConvertSToF %float %int_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3.0),
|
|
// Test case 1: Fold float(3u)
|
|
InstructionFoldingCase<float>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpConvertUToF %float %uint_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3.0)
|
|
));
|
|
// clang-format on
|
|
|
|
using ToNegateFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<uint32_t>>;
|
|
|
|
TEST_P(ToNegateFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
|
|
// Make sure the instruction folded as expected.
|
|
EXPECT_EQ(inst->result_id(), original_inst->result_id());
|
|
EXPECT_EQ(inst->type_id(), original_inst->type_id());
|
|
EXPECT_TRUE((!succeeded) == (tc.expected_result == 0));
|
|
if (succeeded) {
|
|
EXPECT_EQ(inst->opcode(), SpvOpFNegate);
|
|
EXPECT_EQ(inst->GetSingleWordInOperand(0), tc.expected_result);
|
|
} else {
|
|
EXPECT_EQ(inst->NumInOperands(), original_inst->NumInOperands());
|
|
for (uint32_t i = 0; i < inst->NumInOperands(); ++i) {
|
|
EXPECT_EQ(inst->GetOperand(i), original_inst->GetOperand(i));
|
|
}
|
|
}
|
|
}
|
|
|
|
// clang-format off
|
|
INSTANTIATE_TEST_SUITE_P(FloatRedundantSubFoldingTest, ToNegateFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold 1.0 - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFSub %float %float_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Fold 0.0 - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %n\n" +
|
|
"%2 = OpFSub %float %float_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 2: Don't fold (0,0,0,1) - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%3 = OpLoad %v4float %n\n" +
|
|
"%2 = OpFSub %v4float %v4float_0_0_0_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Fold (0,0,0,0) - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%3 = OpLoad %v4float %n\n" +
|
|
"%2 = OpFSub %v4float %v4float_0_0_0_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(DoubleRedundantSubFoldingTest, ToNegateFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Don't fold 1.0 - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFSub %double %double_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 1: Fold 0.0 - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%3 = OpLoad %double %n\n" +
|
|
"%2 = OpFSub %double %double_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3),
|
|
// Test case 2: Don't fold (0,0,0,1) - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%2 = OpFSub %v4double %v4double_0_0_0_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 0),
|
|
// Test case 3: Fold (0,0,0,0) - n
|
|
InstructionFoldingCase<uint32_t>(
|
|
Header() + "%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%2 = OpFSub %v4double %v4double_0_0_0_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, 3)
|
|
));
|
|
|
|
using MatchingInstructionFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<bool>>;
|
|
|
|
TEST_P(MatchingInstructionFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
EXPECT_EQ(succeeded, tc.expected_result);
|
|
if (succeeded) {
|
|
Match(tc.test_body, context.get());
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(RedundantIntegerMatching, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold 0 + n (change sign)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[uint:%\\w+]] = OpTypeInt 32 0\n" +
|
|
"; CHECK: %2 = OpBitcast [[uint]] %3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%3 = OpLoad %uint %n\n" +
|
|
"%2 = OpIAdd %uint %int_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
2, true),
|
|
// Test case 0: Fold 0 + n (change sign)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: %2 = OpBitcast [[int]] %3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%3 = OpLoad %int %n\n" +
|
|
"%2 = OpIAdd %int %uint_0 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(MergeNegateTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold consecutive fnegate
|
|
// -(-x) = x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float:%\\w+]]\n" +
|
|
"; CHECK: %4 = OpCopyObject [[float]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFNegate %float %2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 1: fold fnegate(fmul with const).
|
|
// -(x * 2.0) = x * -2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[ld]] [[float_n2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFMul %float %2 %float_2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 2: fold fnegate(fmul with const).
|
|
// -(2.0 * x) = x * 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[ld]] [[float_n2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFMul %float %float_2 %2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 3: fold fnegate(fdiv with const).
|
|
// -(x / 2.0) = x * -0.5
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n0p5:%\\w+]] = OpConstant [[float]] -0.5\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[ld]] [[float_n0p5]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %2 %float_2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 4: fold fnegate(fdiv with const).
|
|
// -(2.0 / x) = -2.0 / x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFDiv [[float]] [[float_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %float_2 %2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 5: fold fnegate(fadd with const).
|
|
// -(2.0 + x) = -2.0 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %float_2 %2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 6: fold fnegate(fadd with const).
|
|
// -(x + 2.0) = -2.0 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %2 %float_2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 7: fold fnegate(fsub with const).
|
|
// -(2.0 - x) = x - 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[ld]] [[float_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %float_2 %2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 8: fold fnegate(fsub with const).
|
|
// -(x - 2.0) = 2.0 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %2 %float_2\n" +
|
|
"%4 = OpFNegate %float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 9: fold consecutive snegate
|
|
// -(-x) = x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int:%\\w+]]\n" +
|
|
"; CHECK: %4 = OpCopyObject [[int]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSNegate %int %2\n" +
|
|
"%4 = OpSNegate %int %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 10: fold consecutive vector negate
|
|
// -(-x) = x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2float:%\\w+]]\n" +
|
|
"; CHECK: %4 = OpCopyObject [[v2float]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %var\n" +
|
|
"%3 = OpFNegate %v2float %2\n" +
|
|
"%4 = OpFNegate %v2float %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 11: fold snegate(iadd with const).
|
|
// -(2 + x) = -2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: OpConstant [[int]] -2147483648\n" +
|
|
"; CHECK: [[int_n2:%\\w+]] = OpConstant [[int]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpISub [[int]] [[int_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIAdd %int %int_2 %2\n" +
|
|
"%4 = OpSNegate %int %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 12: fold snegate(iadd with const).
|
|
// -(x + 2) = -2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: OpConstant [[int]] -2147483648\n" +
|
|
"; CHECK: [[int_n2:%\\w+]] = OpConstant [[int]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpISub [[int]] [[int_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIAdd %int %2 %int_2\n" +
|
|
"%4 = OpSNegate %int %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 13: fold snegate(isub with const).
|
|
// -(2 - x) = x - 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int_2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpISub [[int]] [[ld]] [[int_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpISub %int %int_2 %2\n" +
|
|
"%4 = OpSNegate %int %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 14: fold snegate(isub with const).
|
|
// -(x - 2) = 2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int_2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpISub [[int]] [[int_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpISub %int %2 %int_2\n" +
|
|
"%4 = OpSNegate %int %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 15: fold snegate(iadd with const).
|
|
// -(x + 2) = -2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_n2:%\\w+]] = OpConstant [[long]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[long_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpIAdd %long %2 %long_2\n" +
|
|
"%4 = OpSNegate %long %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 16: fold snegate(isub with const).
|
|
// -(2 - x) = x - 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_2:%\\w+]] = OpConstant [[long]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[ld]] [[long_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpISub %long %long_2 %2\n" +
|
|
"%4 = OpSNegate %long %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 17: fold snegate(isub with const).
|
|
// -(x - 2) = 2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_2:%\\w+]] = OpConstant [[long]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[long_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpISub %long %2 %long_2\n" +
|
|
"%4 = OpSNegate %long %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 18: fold -vec4(-1.0, 2.0, 1.0, 3.0)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[v4float:%\\w+]] = OpTypeVector [[float]] 4{{[[:space:]]}}\n" +
|
|
"; CHECK: [[float_n1:%\\w+]] = OpConstant [[float]] -1{{[[:space:]]}}\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1{{[[:space:]]}}\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[float_n3:%\\w+]] = OpConstant [[float]] -3{{[[:space:]]}}\n" +
|
|
"; CHECK: [[v4float_1_n2_n1_n3:%\\w+]] = OpConstantComposite [[v4float]] [[float_1]] [[float_n2]] [[float_n1]] [[float_n3]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v4float]] [[v4float_1_n2_n1_n3]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFNegate %v4float %v4float_n1_2_1_3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 19: fold vector fnegate with null
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v2double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: [[double_n0:%\\w+]] = OpConstant [[double]] -0\n" +
|
|
"; CHECK: [[v2double_0_0:%\\w+]] = OpConstantComposite [[v2double]] [[double_n0]] [[double_n0]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2double]] [[v2double_0_0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpFNegate %v2double %v2double_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(ReciprocalFDivTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: scalar reicprocal
|
|
// x / 0.5 = x * 2.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %3 = OpFMul [[float]] [[ld]] [[float_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %2 %float_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
3, true),
|
|
// Test case 1: Unfoldable
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_0:%\\w+]] = OpConstant [[float]] 0\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %3 = OpFDiv [[float]] [[ld]] [[float_0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %2 %104\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
3, false),
|
|
// Test case 2: Vector reciprocal
|
|
// x / {2.0, 0.5} = x * {0.5, 2.0}
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[v2float:%\\w+]] = OpTypeVector [[float]] 2\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[float_0p5:%\\w+]] = OpConstant [[float]] 0.5\n" +
|
|
"; CHECK: [[v2float_0p5_2:%\\w+]] = OpConstantComposite [[v2float]] [[float_0p5]] [[float_2]]\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2float]]\n" +
|
|
"; CHECK: %3 = OpFMul [[v2float]] [[ld]] [[v2float_0p5_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %var\n" +
|
|
"%3 = OpFDiv %v2float %2 %v2float_2_0p5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
3, true),
|
|
// Test case 3: double reciprocal
|
|
// x / 2.0 = x * 0.5
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[double_0p5:%\\w+]] = OpConstant [[double]] 0.5\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[double]]\n" +
|
|
"; CHECK: %3 = OpFMul [[double]] [[ld]] [[double_0p5]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_double Function\n" +
|
|
"%2 = OpLoad %double %var\n" +
|
|
"%3 = OpFDiv %double %2 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
3, true),
|
|
// Test case 4: don't fold x / 0.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %var\n" +
|
|
"%3 = OpFDiv %v2float %2 %v2float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
3, false)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(MergeMulTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: fold consecutive fmuls
|
|
// (x * 3.0) * 2.0 = x * 6.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_6:%\\w+]] = OpConstant [[float]] 6\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[ld]] [[float_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFMul %float %2 %float_3\n" +
|
|
"%4 = OpFMul %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 1: fold consecutive fmuls
|
|
// 2.0 * (x * 3.0) = x * 6.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_6:%\\w+]] = OpConstant [[float]] 6\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[ld]] [[float_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFMul %float %2 %float_3\n" +
|
|
"%4 = OpFMul %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 2: fold consecutive fmuls
|
|
// (3.0 * x) * 2.0 = x * 6.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_6:%\\w+]] = OpConstant [[float]] 6\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[ld]] [[float_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFMul %float %float_3 %2\n" +
|
|
"%4 = OpFMul %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 3: fold vector fmul
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[v2float:%\\w+]] = OpTypeVector [[float]] 2\n" +
|
|
"; CHECK: [[float_6:%\\w+]] = OpConstant [[float]] 6\n" +
|
|
"; CHECK: [[v2float_6_6:%\\w+]] = OpConstantComposite [[v2float]] [[float_6]] [[float_6]]\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[v2float]] [[ld]] [[v2float_6_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %var\n" +
|
|
"%3 = OpFMul %v2float %2 %v2float_2_3\n" +
|
|
"%4 = OpFMul %v2float %3 %v2float_3_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 4: fold double fmuls
|
|
// (x * 3.0) * 2.0 = x * 6.0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[double_6:%\\w+]] = OpConstant [[double]] 6\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[double]]\n" +
|
|
"; CHECK: %4 = OpFMul [[double]] [[ld]] [[double_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_double Function\n" +
|
|
"%2 = OpLoad %double %var\n" +
|
|
"%3 = OpFMul %double %2 %double_3\n" +
|
|
"%4 = OpFMul %double %3 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 5: fold 32 bit imuls
|
|
// (x * 3) * 2 = x * 6
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int_6:%\\w+]] = OpConstant [[int]] 6\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpIMul [[int]] [[ld]] [[int_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %2 %int_3\n" +
|
|
"%4 = OpIMul %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 6: fold 64 bit imuls
|
|
// (x * 3) * 2 = x * 6
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64\n" +
|
|
"; CHECK: [[long_6:%\\w+]] = OpConstant [[long]] 6\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpIMul [[long]] [[ld]] [[long_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpIMul %long %2 %long_3\n" +
|
|
"%4 = OpIMul %long %3 %long_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 7: merge vector integer mults
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: [[int_6:%\\w+]] = OpConstant [[int]] 6\n" +
|
|
"; CHECK: [[v2int_6_6:%\\w+]] = OpConstantComposite [[v2int]] [[int_6]] [[int_6]]\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2int]]\n" +
|
|
"; CHECK: %4 = OpIMul [[v2int]] [[ld]] [[v2int_6_6]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %var\n" +
|
|
"%3 = OpIMul %v2int %2 %v2int_2_3\n" +
|
|
"%4 = OpIMul %v2int %3 %v2int_3_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 8: merge fmul of fdiv
|
|
// 2.0 * (2.0 / x) = 4.0 / x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_4:%\\w+]] = OpConstant [[float]] 4\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFDiv [[float]] [[float_4]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %float_2 %2\n" +
|
|
"%4 = OpFMul %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 9: merge fmul of fdiv
|
|
// (2.0 / x) * 2.0 = 4.0 / x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_4:%\\w+]] = OpConstant [[float]] 4\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFDiv [[float]] [[float_4]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %float_2 %2\n" +
|
|
"%4 = OpFMul %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 10: Do not merge imul of sdiv
|
|
// 4 * (x / 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSDiv %int %2 %int_2\n" +
|
|
"%4 = OpIMul %int %int_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 11: Do not merge imul of sdiv
|
|
// (x / 2) * 4
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSDiv %int %2 %int_2\n" +
|
|
"%4 = OpIMul %int %3 %int_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 12: Do not merge imul of udiv
|
|
// 4 * (x / 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpUDiv %uint %2 %uint_2\n" +
|
|
"%4 = OpIMul %uint %uint_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 13: Do not merge imul of udiv
|
|
// (x / 2) * 4
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpUDiv %uint %2 %uint_2\n" +
|
|
"%4 = OpIMul %uint %3 %uint_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 14: Don't fold
|
|
// (x / 3) * 4
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpUDiv %uint %2 %uint_3\n" +
|
|
"%4 = OpIMul %uint %3 %uint_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 15: merge vector fmul of fdiv
|
|
// (x / {2,2}) * {4,4} = x * {2,2}
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[v2float:%\\w+]] = OpTypeVector [[float]] 2\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[v2float_2_2:%\\w+]] = OpConstantComposite [[v2float]] [[float_2]] [[float_2]]\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[v2float]] [[ld]] [[v2float_2_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %v2float %var\n" +
|
|
"%3 = OpFDiv %v2float %2 %v2float_2_2\n" +
|
|
"%4 = OpFMul %v2float %3 %v2float_4_4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 16: merge vector imul of snegate
|
|
// (-x) * {2,2} = x * {-2,-2}
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2{{[[:space:]]}}\n" +
|
|
"; CHECK: OpConstant [[int]] -2147483648{{[[:space:]]}}\n" +
|
|
"; CHECK: [[int_n2:%\\w+]] = OpConstant [[int]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[v2int_n2_n2:%\\w+]] = OpConstantComposite [[v2int]] [[int_n2]] [[int_n2]]\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2int]]\n" +
|
|
"; CHECK: %4 = OpIMul [[v2int]] [[ld]] [[v2int_n2_n2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %var\n" +
|
|
"%3 = OpSNegate %v2int %2\n" +
|
|
"%4 = OpIMul %v2int %3 %v2int_2_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 17: merge vector imul of snegate
|
|
// {2,2} * (-x) = x * {-2,-2}
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2{{[[:space:]]}}\n" +
|
|
"; CHECK: OpConstant [[int]] -2147483648{{[[:space:]]}}\n" +
|
|
"; CHECK: [[int_n2:%\\w+]] = OpConstant [[int]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[v2int_n2_n2:%\\w+]] = OpConstantComposite [[v2int]] [[int_n2]] [[int_n2]]\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v2int]]\n" +
|
|
"; CHECK: %4 = OpIMul [[v2int]] [[ld]] [[v2int_n2_n2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %var\n" +
|
|
"%3 = OpSNegate %v2int %2\n" +
|
|
"%4 = OpIMul %v2int %v2int_2_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 18: Fold OpVectorTimesScalar
|
|
// {4,4} = OpVectorTimesScalar v2float {2,2} 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[v2float:%\\w+]] = OpTypeVector [[float]] 2\n" +
|
|
"; CHECK: [[float_4:%\\w+]] = OpConstant [[float]] 4\n" +
|
|
"; CHECK: [[v2float_4_4:%\\w+]] = OpConstantComposite [[v2float]] [[float_4]] [[float_4]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2float]] [[v2float_4_4]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesScalar %v2float %v2float_2_2 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 19: Fold OpVectorTimesScalar
|
|
// {0,0} = OpVectorTimesScalar v2float v2float_null -1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[v2float:%\\w+]] = OpTypeVector [[float]] 2\n" +
|
|
"; CHECK: [[v2float_null:%\\w+]] = OpConstantNull [[v2float]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2float]] [[v2float_null]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesScalar %v2float %v2float_null %float_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 20: Fold OpVectorTimesScalar
|
|
// {4,4} = OpVectorTimesScalar v2double {2,2} 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v2double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: [[double_4:%\\w+]] = OpConstant [[double]] 4\n" +
|
|
"; CHECK: [[v2double_4_4:%\\w+]] = OpConstantComposite [[v2double]] [[double_4]] [[double_4]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2double]] [[v2double_4_4]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVectorTimesScalar %v2double %v2double_2_2 %double_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 21: Fold OpVectorTimesScalar
|
|
// {0,0} = OpVectorTimesScalar v2double {0,0} n
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v2double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: {{%\\w+}} = OpConstant [[double]] 0\n" +
|
|
"; CHECK: [[double_0:%\\w+]] = OpConstant [[double]] 0\n" +
|
|
"; CHECK: [[v2double_0_0:%\\w+]] = OpConstantComposite [[v2double]] [[double_0]] [[double_0]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2double]] [[v2double_0_0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_double Function\n" +
|
|
"%load = OpLoad %double %n\n" +
|
|
"%2 = OpVectorTimesScalar %v2double %v2double_0_0 %load\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 22: Fold OpVectorTimesScalar
|
|
// {0,0} = OpVectorTimesScalar v2double n 0
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v2double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: [[v2double_null:%\\w+]] = OpConstantNull [[v2double]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2double]] [[v2double_null]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2double Function\n" +
|
|
"%load = OpLoad %v2double %n\n" +
|
|
"%2 = OpVectorTimesScalar %v2double %load %double_0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 23: merge fmul of fdiv
|
|
// x * (y / x) = y
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[ldx:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: [[ldy:%\\w+]] = OpLoad [[float]] [[y:%\\w+]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[float]] [[ldy]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %x\n" +
|
|
"%3 = OpLoad %float %y\n" +
|
|
"%4 = OpFDiv %float %3 %2\n" +
|
|
"%5 = OpFMul %float %2 %4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
5, true),
|
|
// Test case 24: merge fmul of fdiv
|
|
// (y / x) * x = y
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[ldx:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: [[ldy:%\\w+]] = OpLoad [[float]] [[y:%\\w+]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[float]] [[ldy]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %x\n" +
|
|
"%3 = OpLoad %float %y\n" +
|
|
"%4 = OpFDiv %float %3 %2\n" +
|
|
"%5 = OpFMul %float %4 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
5, true),
|
|
// Test case 25: fold overflowing signed 32 bit imuls
|
|
// (x * 1073741824) * 2 = x * int_min
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32\n" +
|
|
"; CHECK: [[int_min:%\\w+]] = OpConstant [[int]] -2147483648\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpIMul [[int]] [[ld]] [[int_min]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %2 %int_1073741824\n" +
|
|
"%4 = OpIMul %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 26: fold overflowing signed 64 bit imuls
|
|
// (x * 4611686018427387904) * 2 = x * long_min
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64\n" +
|
|
"; CHECK: [[long_min:%\\w+]] = OpConstant [[long]] -9223372036854775808\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpIMul [[long]] [[ld]] [[long_min]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpIMul %long %2 %long_4611686018427387904\n" +
|
|
"%4 = OpIMul %long %3 %long_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 27: fold overflowing 32 bit unsigned imuls
|
|
// (x * 2147483649) * 2 = x * 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[uint:%\\w+]] = OpTypeInt 32 0\n" +
|
|
"; CHECK: [[uint_2:%\\w+]] = OpConstant [[uint]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[uint]]\n" +
|
|
"; CHECK: %4 = OpIMul [[uint]] [[ld]] [[uint_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpIMul %uint %2 %uint_2147483649\n" +
|
|
"%4 = OpIMul %uint %3 %uint_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 28: fold overflowing 64 bit unsigned imuls
|
|
// (x * 9223372036854775809) * 2 = x * 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ulong:%\\w+]] = OpTypeInt 64 0\n" +
|
|
"; CHECK: [[ulong_2:%\\w+]] = OpConstant [[ulong]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[ulong]]\n" +
|
|
"; CHECK: %4 = OpIMul [[ulong]] [[ld]] [[ulong_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_ulong Function\n" +
|
|
"%2 = OpLoad %ulong %var\n" +
|
|
"%3 = OpIMul %ulong %2 %ulong_9223372036854775809\n" +
|
|
"%4 = OpIMul %ulong %3 %ulong_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 29: fold underflowing signed 32 bit imuls
|
|
// (x * (-858993459)) * 10 = x * 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32\n" +
|
|
"; CHECK: [[int_2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpIMul [[int]] [[ld]] [[int_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %2 %int_n858993459\n" +
|
|
"%4 = OpIMul %int %3 %int_10\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 30: fold underflowing signed 64 bit imuls
|
|
// (x * (-3689348814741910323)) * 10 = x * 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64\n" +
|
|
"; CHECK: [[long_2:%\\w+]] = OpConstant [[long]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpIMul [[long]] [[ld]] [[long_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpIMul %long %2 %long_n3689348814741910323\n" +
|
|
"%4 = OpIMul %long %3 %long_10\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(MergeDivTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: merge consecutive fdiv
|
|
// 4.0 / (2.0 / x) = 2.0 * x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFMul [[float]] [[float_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %float_2 %2\n" +
|
|
"%4 = OpFDiv %float %float_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 1: merge consecutive fdiv
|
|
// 4.0 / (x / 2.0) = 8.0 / x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_8:%\\w+]] = OpConstant [[float]] 8\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFDiv [[float]] [[float_8]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %2 %float_2\n" +
|
|
"%4 = OpFDiv %float %float_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 2: merge consecutive fdiv
|
|
// (4.0 / x) / 2.0 = 2.0 / x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFDiv [[float]] [[float_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %float_4 %2\n" +
|
|
"%4 = OpFDiv %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 3: Do not merge consecutive sdiv
|
|
// 4 / (2 / x)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSDiv %int %int_2 %2\n" +
|
|
"%4 = OpSDiv %int %int_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 4: Do not merge consecutive sdiv
|
|
// 4 / (x / 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSDiv %int %2 %int_2\n" +
|
|
"%4 = OpSDiv %int %int_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 5: Do not merge consecutive sdiv
|
|
// (4 / x) / 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSDiv %int %int_4 %2\n" +
|
|
"%4 = OpSDiv %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 6: Do not merge consecutive sdiv
|
|
// (x / 4) / 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSDiv %int %2 %int_4\n" +
|
|
"%4 = OpSDiv %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 7: Do not merge sdiv of imul
|
|
// 4 / (2 * x)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %int_2 %2\n" +
|
|
"%4 = OpSDiv %int %int_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 8: Do not merge sdiv of imul
|
|
// 4 / (x * 2)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %2 %int_2\n" +
|
|
"%4 = OpSDiv %int %int_4 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 9: Do not merge sdiv of imul
|
|
// (4 * x) / 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %int_4 %2\n" +
|
|
"%4 = OpSDiv %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 10: Do not merge sdiv of imul
|
|
// (x * 4) / 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIMul %int %2 %int_4\n" +
|
|
"%4 = OpSDiv %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 11: Do not merge sdiv of snegate. If %2 is INT_MIN, then the
|
|
// sign of %3 will be the same as %2. This cannot be accounted for in OpSDiv.
|
|
// Specifically, (-INT_MIN) / 2 != INT_MIN / -2.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSNegate %int %2\n" +
|
|
"%4 = OpSDiv %int %3 %int_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 12: Do not merge sdiv of snegate. If %2 is INT_MIN, then the
|
|
// sign of %3 will be the same as %2. This cannot be accounted for in OpSDiv.
|
|
// Specifically, 2 / (-INT_MIN) != -2 / INT_MIN.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpSNegate %int %2\n" +
|
|
"%4 = OpSDiv %int %int_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 13: Don't merge
|
|
// (x / {null}) / {null}
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_v2float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFDiv %float %2 %v2float_null\n" +
|
|
"%4 = OpFDiv %float %3 %v2float_null\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 14: merge fmul of fdiv
|
|
// (y * x) / x = y
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[ldx:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: [[ldy:%\\w+]] = OpLoad [[float]] [[y:%\\w+]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[float]] [[ldy]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %x\n" +
|
|
"%3 = OpLoad %float %y\n" +
|
|
"%4 = OpFMul %float %3 %2\n" +
|
|
"%5 = OpFDiv %float %4 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
5, true),
|
|
// Test case 15: merge fmul of fdiv
|
|
// (x * y) / x = y
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[ldx:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: [[ldy:%\\w+]] = OpLoad [[float]] [[y:%\\w+]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[float]] [[ldy]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %x\n" +
|
|
"%3 = OpLoad %float %y\n" +
|
|
"%4 = OpFMul %float %2 %3\n" +
|
|
"%5 = OpFDiv %float %4 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
5, true),
|
|
// Test case 16: Do not merge udiv of snegate
|
|
// (-x) / 2u
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpSNegate %uint %2\n" +
|
|
"%4 = OpUDiv %uint %3 %uint_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false),
|
|
// Test case 17: Do not merge udiv of snegate
|
|
// 2u / (-x)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpSNegate %uint %2\n" +
|
|
"%4 = OpUDiv %uint %uint_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, false)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(MergeAddTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: merge add of negate
|
|
// (-x) + 2 = 2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFNegate %float %2\n" +
|
|
"%4 = OpFAdd %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 1: merge add of negate
|
|
// 2 + (-x) = 2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpSNegate %float %2\n" +
|
|
"%4 = OpIAdd %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 2: merge add of negate
|
|
// (-x) + 2 = 2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_2:%\\w+]] = OpConstant [[long]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[long_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpSNegate %long %2\n" +
|
|
"%4 = OpIAdd %long %3 %long_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 3: merge add of negate
|
|
// 2 + (-x) = 2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_2:%\\w+]] = OpConstant [[long]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[long_2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpSNegate %long %2\n" +
|
|
"%4 = OpIAdd %long %long_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 4: merge add of subtract
|
|
// (x - 1) + 2 = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %2 %float_1\n" +
|
|
"%4 = OpFAdd %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 5: merge add of subtract
|
|
// (1 - x) + 2 = 3 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_3]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %float_1 %2\n" +
|
|
"%4 = OpFAdd %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 6: merge add of subtract
|
|
// 2 + (x - 1) = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %2 %float_1\n" +
|
|
"%4 = OpFAdd %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 7: merge add of subtract
|
|
// 2 + (1 - x) = 3 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_3]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %float_1 %2\n" +
|
|
"%4 = OpFAdd %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 8: merge add of add
|
|
// (x + 1) + 2 = x + 3
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_3]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %2 %float_1\n" +
|
|
"%4 = OpFAdd %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 9: merge add of add
|
|
// (1 + x) + 2 = 3 + x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_3]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %float_1 %2\n" +
|
|
"%4 = OpFAdd %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 10: merge add of add
|
|
// 2 + (x + 1) = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_3]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %2 %float_1\n" +
|
|
"%4 = OpFAdd %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 11: merge add of add
|
|
// 2 + (1 + x) = 3 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_3]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %float_1 %2\n" +
|
|
"%4 = OpFAdd %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 12: fold overflowing signed 32 bit iadds
|
|
// (x + int_max) + 1 = x + int_min
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32\n" +
|
|
"; CHECK: [[int_min:%\\w+]] = OpConstant [[int]] -2147483648\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[int]] [[ld]] [[int_min]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIAdd %int %2 %int_max\n" +
|
|
"%4 = OpIAdd %int %3 %int_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 13: fold overflowing signed 64 bit iadds
|
|
// (x + long_max) + 1 = x + long_min
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64\n" +
|
|
"; CHECK: [[long_min:%\\w+]] = OpConstant [[long]] -9223372036854775808\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[long]] [[ld]] [[long_min]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpIAdd %long %2 %long_max\n" +
|
|
"%4 = OpIAdd %long %3 %long_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 14: fold overflowing 32 bit unsigned iadds
|
|
// (x + uint_max) + 2 = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[uint:%\\w+]] = OpTypeInt 32 0\n" +
|
|
"; CHECK: [[uint_1:%\\w+]] = OpConstant [[uint]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[uint]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[uint]] [[ld]] [[uint_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_uint Function\n" +
|
|
"%2 = OpLoad %uint %var\n" +
|
|
"%3 = OpIAdd %uint %2 %uint_max\n" +
|
|
"%4 = OpIAdd %uint %3 %uint_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 15: fold overflowing 64 bit unsigned iadds
|
|
// (x + ulong_max) + 2 = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ulong:%\\w+]] = OpTypeInt 64 0\n" +
|
|
"; CHECK: [[ulong_1:%\\w+]] = OpConstant [[ulong]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[ulong]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[ulong]] [[ld]] [[ulong_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_ulong Function\n" +
|
|
"%2 = OpLoad %ulong %var\n" +
|
|
"%3 = OpIAdd %ulong %2 %ulong_max\n" +
|
|
"%4 = OpIAdd %ulong %3 %ulong_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 16: fold underflowing signed 32 bit iadds
|
|
// (x + int_min) + (-1) = x + int_max
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32\n" +
|
|
"; CHECK: [[int_max:%\\w+]] = OpConstant [[int]] 2147483647\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[int]] [[ld]] [[int_max]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpIAdd %int %2 %int_min\n" +
|
|
"%4 = OpIAdd %int %3 %int_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 17: fold underflowing signed 64 bit iadds
|
|
// (x + long_min) + (-1) = x + long_max
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64\n" +
|
|
"; CHECK: [[long_max:%\\w+]] = OpConstant [[long]] 9223372036854775807\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[long]] [[ld]] [[long_max]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpIAdd %long %2 %long_min\n" +
|
|
"%4 = OpIAdd %long %3 %long_n1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(MergeGenericAddSub, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: merge of add of sub
|
|
// (a - b) + b => a
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: %6 = OpCopyObject [[float]] %3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var0 = OpVariable %_ptr_float Function\n" +
|
|
"%var1 = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %var0\n" +
|
|
"%4 = OpLoad %float %var1\n" +
|
|
"%5 = OpFSub %float %3 %4\n" +
|
|
"%6 = OpFAdd %float %5 %4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
6, true),
|
|
// Test case 1: merge of add of sub
|
|
// b + (a - b) => a
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: %6 = OpCopyObject [[float]] %3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var0 = OpVariable %_ptr_float Function\n" +
|
|
"%var1 = OpVariable %_ptr_float Function\n" +
|
|
"%3 = OpLoad %float %var0\n" +
|
|
"%4 = OpLoad %float %var1\n" +
|
|
"%5 = OpFSub %float %3 %4\n" +
|
|
"%6 = OpFAdd %float %4 %5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
6, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FactorAddMul, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: factor of add of muls
|
|
// (a * b) + (a * c) => a * (b + c)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[newadd:%\\w+]] = OpFAdd [[float]] %4 %5\n" +
|
|
"; CHECK: %9 = OpFMul [[float]] %6 [[newadd]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var0 = OpVariable %_ptr_float Function\n" +
|
|
"%var1 = OpVariable %_ptr_float Function\n" +
|
|
"%var2 = OpVariable %_ptr_float Function\n" +
|
|
"%4 = OpLoad %float %var0\n" +
|
|
"%5 = OpLoad %float %var1\n" +
|
|
"%6 = OpLoad %float %var2\n" +
|
|
"%7 = OpFMul %float %6 %4\n" +
|
|
"%8 = OpFMul %float %6 %5\n" +
|
|
"%9 = OpFAdd %float %7 %8\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true),
|
|
// Test case 1: factor of add of muls
|
|
// (b * a) + (a * c) => a * (b + c)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[newadd:%\\w+]] = OpFAdd [[float]] %4 %5\n" +
|
|
"; CHECK: %9 = OpFMul [[float]] %6 [[newadd]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var0 = OpVariable %_ptr_float Function\n" +
|
|
"%var1 = OpVariable %_ptr_float Function\n" +
|
|
"%var2 = OpVariable %_ptr_float Function\n" +
|
|
"%4 = OpLoad %float %var0\n" +
|
|
"%5 = OpLoad %float %var1\n" +
|
|
"%6 = OpLoad %float %var2\n" +
|
|
"%7 = OpFMul %float %4 %6\n" +
|
|
"%8 = OpFMul %float %6 %5\n" +
|
|
"%9 = OpFAdd %float %7 %8\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true),
|
|
// Test case 2: factor of add of muls
|
|
// (a * b) + (c * a) => a * (b + c)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[newadd:%\\w+]] = OpFAdd [[float]] %4 %5\n" +
|
|
"; CHECK: %9 = OpFMul [[float]] %6 [[newadd]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var0 = OpVariable %_ptr_float Function\n" +
|
|
"%var1 = OpVariable %_ptr_float Function\n" +
|
|
"%var2 = OpVariable %_ptr_float Function\n" +
|
|
"%4 = OpLoad %float %var0\n" +
|
|
"%5 = OpLoad %float %var1\n" +
|
|
"%6 = OpLoad %float %var2\n" +
|
|
"%7 = OpFMul %float %6 %4\n" +
|
|
"%8 = OpFMul %float %5 %6\n" +
|
|
"%9 = OpFAdd %float %7 %8\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true),
|
|
// Test case 3: factor of add of muls
|
|
// (b * a) + (c * a) => a * (b + c)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[newadd:%\\w+]] = OpFAdd [[float]] %4 %5\n" +
|
|
"; CHECK: %9 = OpFMul [[float]] %6 [[newadd]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var0 = OpVariable %_ptr_float Function\n" +
|
|
"%var1 = OpVariable %_ptr_float Function\n" +
|
|
"%var2 = OpVariable %_ptr_float Function\n" +
|
|
"%4 = OpLoad %float %var0\n" +
|
|
"%5 = OpLoad %float %var1\n" +
|
|
"%6 = OpLoad %float %var2\n" +
|
|
"%7 = OpFMul %float %4 %6\n" +
|
|
"%8 = OpFMul %float %5 %6\n" +
|
|
"%9 = OpFAdd %float %7 %8\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(MergeSubTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: merge sub of negate
|
|
// (-x) - 2 = -2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n2:%\\w+]] = OpConstant [[float]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFNegate %float %2\n" +
|
|
"%4 = OpFSub %float %3 %float_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 1: merge sub of negate
|
|
// 2 - (-x) = x + 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_2:%\\w+]] = OpConstant [[float]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFNegate %float %2\n" +
|
|
"%4 = OpFSub %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 2: merge sub of negate
|
|
// (-x) - 2 = -2 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_n2:%\\w+]] = OpConstant [[long]] -2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[long_n2]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpSNegate %long %2\n" +
|
|
"%4 = OpISub %long %3 %long_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 3: merge sub of negate
|
|
// 2 - (-x) = x + 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64 1\n" +
|
|
"; CHECK: [[long_2:%\\w+]] = OpConstant [[long]] 2\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[long]] [[ld]] [[long_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpSNegate %long %2\n" +
|
|
"%4 = OpISub %long %long_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 4: merge add of subtract
|
|
// (x + 2) - 1 = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %2 %float_2\n" +
|
|
"%4 = OpFSub %float %3 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 5: merge add of subtract
|
|
// (2 + x) - 1 = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %float_2 %2\n" +
|
|
"%4 = OpFSub %float %3 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 6: merge add of subtract
|
|
// 2 - (x + 1) = 1 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_1]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %2 %float_1\n" +
|
|
"%4 = OpFSub %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 7: merge add of subtract
|
|
// 2 - (1 + x) = 1 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_1]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFAdd %float %float_1 %2\n" +
|
|
"%4 = OpFSub %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 8: merge subtract of subtract
|
|
// (x - 2) - 1 = x - 3
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[ld]] [[float_3]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %2 %float_2\n" +
|
|
"%4 = OpFSub %float %3 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 9: merge subtract of subtract
|
|
// (2 - x) - 1 = 1 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_1]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %float_2 %2\n" +
|
|
"%4 = OpFSub %float %3 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 10: merge subtract of subtract
|
|
// 2 - (x - 1) = 3 - x
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_3:%\\w+]] = OpConstant [[float]] 3\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFSub [[float]] [[float_3]] [[ld]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %2 %float_1\n" +
|
|
"%4 = OpFSub %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 11: merge subtract of subtract
|
|
// 1 - (2 - x) = x + (-1)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_n1:%\\w+]] = OpConstant [[float]] -1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_n1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %float_2 %2\n" +
|
|
"%4 = OpFSub %float %float_1 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 12: merge subtract of subtract
|
|
// 2 - (1 - x) = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: [[float_1:%\\w+]] = OpConstant [[float]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[float]]\n" +
|
|
"; CHECK: %4 = OpFAdd [[float]] [[ld]] [[float_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_float Function\n" +
|
|
"%2 = OpLoad %float %var\n" +
|
|
"%3 = OpFSub %float %float_1 %2\n" +
|
|
"%4 = OpFSub %float %float_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 13: merge subtract of subtract with mixed types.
|
|
// 2 - (1 - x) = x + 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int_1:%\\w+]] = OpConstant [[int]] 1\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpIAdd [[int]] [[ld]] [[int_1]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpISub %int %uint_1 %2\n" +
|
|
"%4 = OpISub %int %int_2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 14: fold overflowing signed 32 bit isubs
|
|
// (x - int_max) - 1 = x - int_min
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32\n" +
|
|
"; CHECK: [[int_min:%\\w+]] = OpConstant [[int]] -2147483648\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[int]]\n" +
|
|
"; CHECK: %4 = OpISub [[int]] [[ld]] [[int_min]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_int Function\n" +
|
|
"%2 = OpLoad %int %var\n" +
|
|
"%3 = OpISub %int %2 %int_max\n" +
|
|
"%4 = OpISub %int %3 %int_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true),
|
|
// Test case 15: fold overflowing signed 64 bit isubs
|
|
// (x - long_max) - 1 = x - long_min
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[long:%\\w+]] = OpTypeInt 64\n" +
|
|
"; CHECK: [[long_min:%\\w+]] = OpConstant [[long]] -9223372036854775808\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[long]]\n" +
|
|
"; CHECK: %4 = OpISub [[long]] [[ld]] [[long_min]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%var = OpVariable %_ptr_long Function\n" +
|
|
"%2 = OpLoad %long %var\n" +
|
|
"%3 = OpISub %long %2 %long_max\n" +
|
|
"%4 = OpISub %long %3 %long_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
4, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(SelectFoldingTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Fold select with the same values for both sides
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int0:%\\w+]] = OpConstant [[int]] 0\n" +
|
|
"; CHECK: %2 = OpCopyObject [[int]] [[int0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_bool Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpSelect %int %load %100 %100\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 1: Fold select true to left side
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int0:%\\w+]] = OpConstant [[int]] 0\n" +
|
|
"; CHECK: %2 = OpCopyObject [[int]] [[int0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpSelect %int %true %100 %n\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 2: Fold select false to right side
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int0:%\\w+]] = OpConstant [[int]] 0\n" +
|
|
"; CHECK: %2 = OpCopyObject [[int]] [[int0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %bool %n\n" +
|
|
"%2 = OpSelect %int %false %n %100\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 3: Fold select null to right side
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[int0:%\\w+]] = OpConstant [[int]] 0\n" +
|
|
"; CHECK: %2 = OpCopyObject [[int]] [[int0]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpSelect %int %bool_null %load %100\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 4: vector null
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: [[int2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK: [[v2int2_2:%\\w+]] = OpConstantComposite [[v2int]] [[int2]] [[int2]]\n" +
|
|
"; CHECK: %2 = OpCopyObject [[v2int]] [[v2int2_2]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%load = OpLoad %v2int %n\n" +
|
|
"%2 = OpSelect %v2int %v2bool_null %load %v2int_2_2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
2, true),
|
|
// Test case 5: vector select
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: %4 = OpVectorShuffle [[v2int]] %2 %3 0 3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%m = OpVariable %_ptr_v2int Function\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %n\n" +
|
|
"%3 = OpLoad %v2int %n\n" +
|
|
"%4 = OpSelect %v2int %v2bool_true_false %2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 6: vector select
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: %4 = OpVectorShuffle [[v2int]] %2 %3 2 1\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%m = OpVariable %_ptr_v2int Function\n" +
|
|
"%n = OpVariable %_ptr_v2int Function\n" +
|
|
"%2 = OpLoad %v2int %n\n" +
|
|
"%3 = OpLoad %v2int %n\n" +
|
|
"%4 = OpSelect %v2int %v2bool_false_true %2 %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(CompositeExtractOrInsertMatchingTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Extracting from result of consecutive shuffles of differing
|
|
// size.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: %5 = OpCompositeExtract [[int]] %2 2\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4int Function\n" +
|
|
"%2 = OpLoad %v4int %n\n" +
|
|
"%3 = OpVectorShuffle %v2int %2 %2 2 3\n" +
|
|
"%4 = OpVectorShuffle %v4int %2 %3 0 4 2 5\n" +
|
|
"%5 = OpCompositeExtract %int %4 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 1: Extracting from result of vector shuffle of differing
|
|
// input and result sizes.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: %4 = OpCompositeExtract [[int]] %2 2\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4int Function\n" +
|
|
"%2 = OpLoad %v4int %n\n" +
|
|
"%3 = OpVectorShuffle %v2int %2 %2 2 3\n" +
|
|
"%4 = OpCompositeExtract %int %3 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 2: Extracting from result of vector shuffle of differing
|
|
// input and result sizes.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: %4 = OpCompositeExtract [[int]] %2 3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4int Function\n" +
|
|
"%2 = OpLoad %v4int %n\n" +
|
|
"%3 = OpVectorShuffle %v2int %2 %2 2 3\n" +
|
|
"%4 = OpCompositeExtract %int %3 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 3: Using fmix feeding extract with a 1 in the a position.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 4\n" +
|
|
"; CHECK: [[ptr_v4double:%\\w+]] = OpTypePointer Function [[v4double]]\n" +
|
|
"; CHECK: [[m:%\\w+]] = OpVariable [[ptr_v4double]] Function\n" +
|
|
"; CHECK: [[n:%\\w+]] = OpVariable [[ptr_v4double]] Function\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v4double]] [[n]]\n" +
|
|
"; CHECK: %5 = OpCompositeExtract [[double]] [[ld]] 1\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%m = OpVariable %_ptr_v4double Function\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %m\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%4 = OpExtInst %v4double %1 FMix %2 %3 %v4double_0_1_0_0\n" +
|
|
"%5 = OpCompositeExtract %double %4 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 4: Using fmix feeding extract with a 0 in the a position.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 4\n" +
|
|
"; CHECK: [[ptr_v4double:%\\w+]] = OpTypePointer Function [[v4double]]\n" +
|
|
"; CHECK: [[m:%\\w+]] = OpVariable [[ptr_v4double]] Function\n" +
|
|
"; CHECK: [[n:%\\w+]] = OpVariable [[ptr_v4double]] Function\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v4double]] [[m]]\n" +
|
|
"; CHECK: %5 = OpCompositeExtract [[double]] [[ld]] 2\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%m = OpVariable %_ptr_v4double Function\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %m\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%4 = OpExtInst %v4double %1 FMix %2 %3 %v4double_0_1_0_0\n" +
|
|
"%5 = OpCompositeExtract %double %4 2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 5: Using fmix feeding extract with a null for the alpha
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 4\n" +
|
|
"; CHECK: [[ptr_v4double:%\\w+]] = OpTypePointer Function [[v4double]]\n" +
|
|
"; CHECK: [[m:%\\w+]] = OpVariable [[ptr_v4double]] Function\n" +
|
|
"; CHECK: [[n:%\\w+]] = OpVariable [[ptr_v4double]] Function\n" +
|
|
"; CHECK: [[ld:%\\w+]] = OpLoad [[v4double]] [[m]]\n" +
|
|
"; CHECK: %5 = OpCompositeExtract [[double]] [[ld]] 0\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%m = OpVariable %_ptr_v4double Function\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %m\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%4 = OpExtInst %v4double %1 FMix %2 %3 %v4double_null\n" +
|
|
"%5 = OpCompositeExtract %double %4 0\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 6: Don't fold: Using fmix feeding extract with 0.5 in the a
|
|
// position.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%m = OpVariable %_ptr_v4double Function\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %m\n" +
|
|
"%3 = OpLoad %v4double %n\n" +
|
|
"%4 = OpExtInst %v4double %1 FMix %2 %3 %v4double_1_1_1_0p5\n" +
|
|
"%5 = OpCompositeExtract %double %4 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, false),
|
|
// Test case 7: Extracting the undefined literal value from a vector
|
|
// shuffle.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: %4 = OpUndef [[int]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4int Function\n" +
|
|
"%2 = OpLoad %v4int %n\n" +
|
|
"%3 = OpVectorShuffle %v2int %2 %2 2 4294967295\n" +
|
|
"%4 = OpCompositeExtract %int %3 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, true),
|
|
// Test case 8: Inserting every element of a vector turns into a composite construct.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK-DAG: [[v4:%\\w+]] = OpTypeVector [[int]] 4\n" +
|
|
"; CHECK-DAG: [[int1:%\\w+]] = OpConstant [[int]] 1\n" +
|
|
"; CHECK-DAG: [[int2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK-DAG: [[int3:%\\w+]] = OpConstant [[int]] 3\n" +
|
|
"; CHECK: [[construct:%\\w+]] = OpCompositeConstruct [[v4]] %100 [[int1]] [[int2]] [[int3]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[v4]] [[construct]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeInsert %v4int %100 %v4int_undef 0\n" +
|
|
"%3 = OpCompositeInsert %v4int %int_1 %2 1\n" +
|
|
"%4 = OpCompositeInsert %v4int %int_2 %3 2\n" +
|
|
"%5 = OpCompositeInsert %v4int %int_3 %4 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 9: Inserting every element of a vector turns into a composite construct in a different order.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK-DAG: [[v4:%\\w+]] = OpTypeVector [[int]] 4\n" +
|
|
"; CHECK-DAG: [[int1:%\\w+]] = OpConstant [[int]] 1\n" +
|
|
"; CHECK-DAG: [[int2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK-DAG: [[int3:%\\w+]] = OpConstant [[int]] 3\n" +
|
|
"; CHECK: [[construct:%\\w+]] = OpCompositeConstruct [[v4]] %100 [[int1]] [[int2]] [[int3]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[v4]] [[construct]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeInsert %v4int %100 %v4int_undef 0\n" +
|
|
"%4 = OpCompositeInsert %v4int %int_2 %2 2\n" +
|
|
"%3 = OpCompositeInsert %v4int %int_1 %4 1\n" +
|
|
"%5 = OpCompositeInsert %v4int %int_3 %3 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 10: Check multiple inserts to the same position are handled correctly.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK-DAG: [[v4:%\\w+]] = OpTypeVector [[int]] 4\n" +
|
|
"; CHECK-DAG: [[int1:%\\w+]] = OpConstant [[int]] 1\n" +
|
|
"; CHECK-DAG: [[int2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK-DAG: [[int3:%\\w+]] = OpConstant [[int]] 3\n" +
|
|
"; CHECK: [[construct:%\\w+]] = OpCompositeConstruct [[v4]] %100 [[int1]] [[int2]] [[int3]]\n" +
|
|
"; CHECK: %6 = OpCopyObject [[v4]] [[construct]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeInsert %v4int %100 %v4int_undef 0\n" +
|
|
"%3 = OpCompositeInsert %v4int %int_2 %2 2\n" +
|
|
"%4 = OpCompositeInsert %v4int %int_4 %3 1\n" +
|
|
"%5 = OpCompositeInsert %v4int %int_1 %4 1\n" +
|
|
"%6 = OpCompositeInsert %v4int %int_3 %5 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
6, true),
|
|
// Test case 11: The last indexes are 0 and 1, but they have different first indexes. This should not be folded.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeInsert %m2x2int %100 %m2x2int_undef 0 0\n" +
|
|
"%3 = OpCompositeInsert %m2x2int %int_1 %2 1 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, false),
|
|
// Test case 12: Don't fold when there is a partial insertion.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeInsert %m2x2int %v2int_1_0 %m2x2int_undef 0\n" +
|
|
"%3 = OpCompositeInsert %m2x2int %int_4 %2 0 0\n" +
|
|
"%4 = OpCompositeInsert %m2x2int %v2int_2_3 %3 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
4, false),
|
|
// Test case 13: Insert into a column of a matrix
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK-DAG: [[v2:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: [[m2x2:%\\w+]] = OpTypeMatrix [[v2]] 2\n" +
|
|
"; CHECK-DAG: [[m2x2_undef:%\\w+]] = OpUndef [[m2x2]]\n" +
|
|
"; CHECK-DAG: [[int1:%\\w+]] = OpConstant [[int]] 1\n" +
|
|
// We keep this insert in the chain. DeadInsertElimPass should remove it.
|
|
"; CHECK: [[insert:%\\w+]] = OpCompositeInsert [[m2x2]] %100 [[m2x2_undef]] 0 0\n" +
|
|
"; CHECK: [[construct:%\\w+]] = OpCompositeConstruct [[v2]] %100 [[int1]]\n" +
|
|
"; CHECK: %3 = OpCompositeInsert [[m2x2]] [[construct]] [[insert]] 0\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeInsert %m2x2int %100 %m2x2int_undef 0 0\n" +
|
|
"%3 = OpCompositeInsert %m2x2int %int_1 %2 0 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 14: Insert all elements of the matrix.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK-DAG: [[v2:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: [[m2x2:%\\w+]] = OpTypeMatrix [[v2]] 2\n" +
|
|
"; CHECK-DAG: [[m2x2_undef:%\\w+]] = OpUndef [[m2x2]]\n" +
|
|
"; CHECK-DAG: [[int1:%\\w+]] = OpConstant [[int]] 1\n" +
|
|
"; CHECK-DAG: [[int2:%\\w+]] = OpConstant [[int]] 2\n" +
|
|
"; CHECK-DAG: [[int3:%\\w+]] = OpConstant [[int]] 3\n" +
|
|
"; CHECK: [[c0:%\\w+]] = OpCompositeConstruct [[v2]] %100 [[int1]]\n" +
|
|
"; CHECK: [[c1:%\\w+]] = OpCompositeConstruct [[v2]] [[int2]] [[int3]]\n" +
|
|
"; CHECK: [[matrix:%\\w+]] = OpCompositeConstruct [[m2x2]] [[c0]] [[c1]]\n" +
|
|
"; CHECK: %5 = OpCopyObject [[m2x2]] [[matrix]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpCompositeConstruct %v2int %100 %int_1\n" +
|
|
"%3 = OpCompositeInsert %m2x2int %2 %m2x2int_undef 0\n" +
|
|
"%4 = OpCompositeInsert %m2x2int %int_2 %3 1 0\n" +
|
|
"%5 = OpCompositeInsert %m2x2int %int_3 %4 1 1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true),
|
|
// Test case 15: Replace construct with extract when reconstructing a member
|
|
// of another object.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2:%\\w+]] = OpTypeVector [[int]] 2\n" +
|
|
"; CHECK: [[m2x2:%\\w+]] = OpTypeMatrix [[v2]] 2\n" +
|
|
"; CHECK: [[m2x2_undef:%\\w+]] = OpUndef [[m2x2]]\n" +
|
|
"; CHECK: %5 = OpCompositeExtract [[v2]] [[m2x2_undef]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%3 = OpCompositeExtract %int %m2x2int_undef 1 0\n" +
|
|
"%4 = OpCompositeExtract %int %m2x2int_undef 1 1\n" +
|
|
"%5 = OpCompositeConstruct %v2int %3 %4\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
5, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(DotProductMatchingTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Using OpDot to extract last element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: %3 = OpCompositeExtract [[float]] %2 3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%2 = OpLoad %v4float %n\n" +
|
|
"%3 = OpDot %float %2 %v4float_0_0_0_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 1: Using OpDot to extract last element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: %3 = OpCompositeExtract [[float]] %2 3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%2 = OpLoad %v4float %n\n" +
|
|
"%3 = OpDot %float %v4float_0_0_0_1 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 2: Using OpDot to extract second element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[float:%\\w+]] = OpTypeFloat 32\n" +
|
|
"; CHECK: %3 = OpCompositeExtract [[float]] %2 1\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4float Function\n" +
|
|
"%2 = OpLoad %v4float %n\n" +
|
|
"%3 = OpDot %float %v4float_0_1_0_0 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 3: Using OpDot to extract last element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: %3 = OpCompositeExtract [[double]] %2 3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %n\n" +
|
|
"%3 = OpDot %double %2 %v4double_0_0_0_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 4: Using OpDot to extract last element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: %3 = OpCompositeExtract [[double]] %2 3\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %n\n" +
|
|
"%3 = OpDot %double %v4double_0_0_0_1 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 5: Using OpDot to extract second element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: %3 = OpCompositeExtract [[double]] %2 1\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%2 = OpLoad %v4double %n\n" +
|
|
"%3 = OpDot %double %v4double_0_1_0_0 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(VectorShuffleMatchingTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Using OpDot to extract last element.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[int:%\\w+]] = OpTypeInt 32 1\n" +
|
|
"; CHECK: [[v2int:%\\w+]] = OpTypeVector [[int]] 2{{[[:space:]]}}\n" +
|
|
"; CHECK: [[null:%\\w+]] = OpConstantNull [[v2int]]\n" +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: %3 = OpVectorShuffle [[v2int]] [[null]] {{%\\w+}} 4294967295 2\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_int Function\n" +
|
|
"%load = OpLoad %int %n\n" +
|
|
"%2 = OpVectorShuffle %v2int %v2int_null %v2int_2_3 3 0xFFFFFFFF \n" +
|
|
"%3 = OpVectorShuffle %v2int %2 %v2int_2_3 1 2 \n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FmaGenerationMatchingTest, MatchingInstructionFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: (x * y) + a = Fma(x, y, a)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[lx]] [[ly]] [[la]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFAdd %float %mul %la\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 1: a + (x * y) = Fma(x, y, a)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[lx]] [[ly]] [[la]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFAdd %float %la %mul\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 2: (x * y) + a = Fma(x, y, a) with vectors
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[lx]] [[ly]] [[la]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_v4float Function\n" +
|
|
"%y = OpVariable %_ptr_v4float Function\n" +
|
|
"%a = OpVariable %_ptr_v4float Function\n" +
|
|
"%lx = OpLoad %v4float %x\n" +
|
|
"%ly = OpLoad %v4float %y\n" +
|
|
"%mul = OpFMul %v4float %lx %ly\n" +
|
|
"%la = OpLoad %v4float %a\n" +
|
|
"%3 = OpFAdd %v4float %mul %la\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 3: a + (x * y) = Fma(x, y, a) with vectors
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[lx]] [[ly]] [[la]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFAdd %float %la %mul\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test 4: that the OpExtInstImport instruction is generated if it is missing.
|
|
InstructionFoldingCase<bool>(
|
|
std::string() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[lx]] [[ly]] [[la]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"OpCapability Shader\n" +
|
|
"OpMemoryModel Logical GLSL450\n" +
|
|
"OpEntryPoint Fragment %main \"main\"\n" +
|
|
"OpExecutionMode %main OriginUpperLeft\n" +
|
|
"OpSource GLSL 140\n" +
|
|
"OpName %main \"main\"\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%void_func = OpTypeFunction %void\n" +
|
|
"%bool = OpTypeBool\n" +
|
|
"%float = OpTypeFloat 32\n" +
|
|
"%_ptr_float = OpTypePointer Function %float\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFAdd %float %mul %la\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test 5: Don't fold if the multiple is marked no contract.
|
|
InstructionFoldingCase<bool>(
|
|
std::string() +
|
|
"OpCapability Shader\n" +
|
|
"OpMemoryModel Logical GLSL450\n" +
|
|
"OpEntryPoint Fragment %main \"main\"\n" +
|
|
"OpExecutionMode %main OriginUpperLeft\n" +
|
|
"OpSource GLSL 140\n" +
|
|
"OpName %main \"main\"\n" +
|
|
"OpDecorate %mul NoContraction\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%void_func = OpTypeFunction %void\n" +
|
|
"%bool = OpTypeBool\n" +
|
|
"%float = OpTypeFloat 32\n" +
|
|
"%_ptr_float = OpTypePointer Function %float\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFAdd %float %mul %la\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, false),
|
|
// Test 6: Don't fold if the add is marked no contract.
|
|
InstructionFoldingCase<bool>(
|
|
std::string() +
|
|
"OpCapability Shader\n" +
|
|
"OpMemoryModel Logical GLSL450\n" +
|
|
"OpEntryPoint Fragment %main \"main\"\n" +
|
|
"OpExecutionMode %main OriginUpperLeft\n" +
|
|
"OpSource GLSL 140\n" +
|
|
"OpName %main \"main\"\n" +
|
|
"OpDecorate %3 NoContraction\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%void_func = OpTypeFunction %void\n" +
|
|
"%bool = OpTypeBool\n" +
|
|
"%float = OpTypeFloat 32\n" +
|
|
"%_ptr_float = OpTypePointer Function %float\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFAdd %float %mul %la\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, false),
|
|
// Test case 7: (x * y) - a = Fma(x, y, -a)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[na:%\\w+]] = OpFNegate {{%\\w+}} [[la]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[lx]] [[ly]] [[na]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFSub %float %mul %la\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true),
|
|
// Test case 8: a - (x * y) = Fma(-x, y, a)
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[ext:%\\w+]] = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"; CHECK: OpFunction\n" +
|
|
"; CHECK: [[x:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[y:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[a:%\\w+]] = OpVariable {{%\\w+}} Function\n" +
|
|
"; CHECK: [[lx:%\\w+]] = OpLoad {{%\\w+}} [[x]]\n" +
|
|
"; CHECK: [[ly:%\\w+]] = OpLoad {{%\\w+}} [[y]]\n" +
|
|
"; CHECK: [[la:%\\w+]] = OpLoad {{%\\w+}} [[a]]\n" +
|
|
"; CHECK: [[nx:%\\w+]] = OpFNegate {{%\\w+}} [[lx]]\n" +
|
|
"; CHECK: [[fma:%\\w+]] = OpExtInst {{%\\w+}} [[ext]] Fma [[nx]] [[ly]] [[la]]\n" +
|
|
"; CHECK: OpStore {{%\\w+}} [[fma]]\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%x = OpVariable %_ptr_float Function\n" +
|
|
"%y = OpVariable %_ptr_float Function\n" +
|
|
"%a = OpVariable %_ptr_float Function\n" +
|
|
"%lx = OpLoad %float %x\n" +
|
|
"%ly = OpLoad %float %y\n" +
|
|
"%mul = OpFMul %float %lx %ly\n" +
|
|
"%la = OpLoad %float %a\n" +
|
|
"%3 = OpFSub %float %la %mul\n" +
|
|
"OpStore %a %3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
3, true)
|
|
));
|
|
|
|
using MatchingInstructionWithNoResultFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<bool>>;
|
|
|
|
// Test folding instructions that do not have a result. The instruction
|
|
// that will be folded is the last instruction before the return. If there
|
|
// are multiple returns, there is not guarantee which one is used.
|
|
TEST_P(MatchingInstructionWithNoResultFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
Instruction* inst = nullptr;
|
|
Function* func = &*context->module()->begin();
|
|
for (auto& bb : *func) {
|
|
Instruction* terminator = bb.terminator();
|
|
if (terminator->IsReturnOrAbort()) {
|
|
inst = terminator->PreviousNode();
|
|
break;
|
|
}
|
|
}
|
|
assert(inst && "Invalid test. Could not find instruction to fold.");
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
EXPECT_EQ(succeeded, tc.expected_result);
|
|
if (succeeded) {
|
|
Match(tc.test_body, context.get());
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(StoreMatchingTest, MatchingInstructionWithNoResultFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Remove store of undef.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpLabel\n" +
|
|
"; CHECK-NOT: OpStore\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%undef = OpUndef %v4double\n" +
|
|
"OpStore %n %undef\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
0 /* OpStore */, true),
|
|
// Test case 1: Keep volatile store.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%n = OpVariable %_ptr_v4double Function\n" +
|
|
"%undef = OpUndef %v4double\n" +
|
|
"OpStore %n %undef Volatile\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
0 /* OpStore */, false)
|
|
));
|
|
|
|
INSTANTIATE_TEST_SUITE_P(VectorShuffleMatchingTest, MatchingInstructionWithNoResultFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Basic test 1
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %7 %5 2 3 6 7\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %6 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %7 %8 2 3 4 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 1: Basic test 2
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %6 %7 0 1 4 5\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %6 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 2 3 4 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 2: Basic test 3
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %5 %7 3 2 4 5\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %6 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 1 0 4 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 3: Basic test 4
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %7 %6 2 3 5 4\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %6 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %7 %8 2 3 7 6\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 4: Don't fold, need both operands of the feeder.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %6 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %7 %8 2 3 7 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, false),
|
|
// Test case 5: Don't fold, need both operands of the feeder.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %6 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 2 0 7 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, false),
|
|
// Test case 6: Fold, need both operands of the feeder, but they are the same.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %5 %7 0 2 7 5\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %5 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 2 0 7 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 7: Fold, need both operands of the feeder, but they are the same.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %7 %5 2 0 5 7\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %5 2 3 4 5\n" +
|
|
"%9 = OpVectorShuffle %v4double %7 %8 2 0 7 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 8: Replace first operand with a smaller vector.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %5 %7 0 0 5 3\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v2double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v2double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v4double %5 %5 0 1 2 3\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 2 0 7 5\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 9: Replace first operand with a larger vector.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %5 %7 3 0 7 5\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v2double %5 %5 0 3\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 1 0 5 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 10: Replace unused operand with null.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: [[null:%\\w+]] = OpConstantNull [[v4double]]\n" +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} [[null]] %7 4 2 5 3\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v2double %5 %5 0 3\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 4 2 5 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 11: Replace unused operand with null.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: [[null:%\\w+]] = OpConstantNull [[v4double]]\n" +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} [[null]] %5 2 2 5 5\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%8 = OpVectorShuffle %v2double %5 %5 0 3\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %8 2 2 3 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 12: Replace unused operand with null.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: [[null:%\\w+]] = OpConstantNull [[v4double]]\n" +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %7 [[null]] 2 0 1 3\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v2double %5 %5 0 3\n" +
|
|
"%9 = OpVectorShuffle %v4double %7 %8 2 0 1 3\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 13: Shuffle with undef literal.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %7 {{%\\w+}} 2 0 1 4294967295\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v2double %5 %5 0 1\n" +
|
|
"%9 = OpVectorShuffle %v4double %7 %8 2 0 1 4294967295\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true),
|
|
// Test case 14: Shuffle with undef literal and change size of first input vector.
|
|
InstructionFoldingCase<bool>(
|
|
Header() +
|
|
"; CHECK: [[double:%\\w+]] = OpTypeFloat 64\n" +
|
|
"; CHECK: [[v4double:%\\w+]] = OpTypeVector [[double]] 2\n" +
|
|
"; CHECK: OpVectorShuffle\n" +
|
|
"; CHECK: OpVectorShuffle {{%\\w+}} %5 %7 0 1 4 4294967295\n" +
|
|
"; CHECK: OpReturn\n" +
|
|
"%main = OpFunction %void None %void_func\n" +
|
|
"%main_lab = OpLabel\n" +
|
|
"%2 = OpVariable %_ptr_v4double Function\n" +
|
|
"%3 = OpVariable %_ptr_v4double Function\n" +
|
|
"%4 = OpVariable %_ptr_v4double Function\n" +
|
|
"%5 = OpLoad %v4double %2\n" +
|
|
"%6 = OpLoad %v4double %3\n" +
|
|
"%7 = OpLoad %v4double %4\n" +
|
|
"%8 = OpVectorShuffle %v2double %5 %5 0 1\n" +
|
|
"%9 = OpVectorShuffle %v4double %8 %7 0 1 2 4294967295\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd",
|
|
9, true)
|
|
));
|
|
|
|
using EntryPointFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<bool>>;
|
|
|
|
TEST_P(EntryPointFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_1, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
Instruction* inst = nullptr;
|
|
inst = &*context->module()->entry_points().begin();
|
|
assert(inst && "Invalid test. Could not find entry point instruction to fold.");
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
EXPECT_EQ(succeeded, tc.expected_result);
|
|
if (succeeded) {
|
|
Match(tc.test_body, context.get());
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(OpEntryPointFoldingTest, EntryPointFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: Basic test 1
|
|
InstructionFoldingCase<bool>(std::string() +
|
|
"; CHECK: OpEntryPoint Fragment %2 \"main\" %3\n" +
|
|
"OpCapability Shader\n" +
|
|
"%1 = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"OpMemoryModel Logical GLSL450\n" +
|
|
"OpEntryPoint Fragment %2 \"main\" %3 %3 %3\n" +
|
|
"OpExecutionMode %2 OriginUpperLeft\n" +
|
|
"OpSource GLSL 430\n" +
|
|
"OpDecorate %3 Location 0\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%5 = OpTypeFunction %void\n" +
|
|
"%float = OpTypeFloat 32\n" +
|
|
"%v4float = OpTypeVector %float 4\n" +
|
|
"%_ptr_Output_v4float = OpTypePointer Output %v4float\n" +
|
|
"%3 = OpVariable %_ptr_Output_v4float Output\n" +
|
|
"%int = OpTypeInt 32 1\n" +
|
|
"%int_0 = OpConstant %int 0\n" +
|
|
"%_ptr_PushConstant_v4float = OpTypePointer PushConstant %v4float\n" +
|
|
"%2 = OpFunction %void None %5\n" +
|
|
"%12 = OpLabel\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true),
|
|
InstructionFoldingCase<bool>(std::string() +
|
|
"; CHECK: OpEntryPoint Fragment %2 \"main\" %3 %4\n" +
|
|
"OpCapability Shader\n" +
|
|
"%1 = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"OpMemoryModel Logical GLSL450\n" +
|
|
"OpEntryPoint Fragment %2 \"main\" %3 %4 %3\n" +
|
|
"OpExecutionMode %2 OriginUpperLeft\n" +
|
|
"OpSource GLSL 430\n" +
|
|
"OpDecorate %3 Location 0\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%5 = OpTypeFunction %void\n" +
|
|
"%float = OpTypeFloat 32\n" +
|
|
"%v4float = OpTypeVector %float 4\n" +
|
|
"%_ptr_Output_v4float = OpTypePointer Output %v4float\n" +
|
|
"%3 = OpVariable %_ptr_Output_v4float Output\n" +
|
|
"%4 = OpVariable %_ptr_Output_v4float Output\n" +
|
|
"%int = OpTypeInt 32 1\n" +
|
|
"%int_0 = OpConstant %int 0\n" +
|
|
"%_ptr_PushConstant_v4float = OpTypePointer PushConstant %v4float\n" +
|
|
"%2 = OpFunction %void None %5\n" +
|
|
"%12 = OpLabel\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true),
|
|
InstructionFoldingCase<bool>(std::string() +
|
|
"; CHECK: OpEntryPoint Fragment %2 \"main\" %4 %3\n" +
|
|
"OpCapability Shader\n" +
|
|
"%1 = OpExtInstImport \"GLSL.std.450\"\n" +
|
|
"OpMemoryModel Logical GLSL450\n" +
|
|
"OpEntryPoint Fragment %2 \"main\" %4 %4 %3\n" +
|
|
"OpExecutionMode %2 OriginUpperLeft\n" +
|
|
"OpSource GLSL 430\n" +
|
|
"OpDecorate %3 Location 0\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%5 = OpTypeFunction %void\n" +
|
|
"%float = OpTypeFloat 32\n" +
|
|
"%v4float = OpTypeVector %float 4\n" +
|
|
"%_ptr_Output_v4float = OpTypePointer Output %v4float\n" +
|
|
"%3 = OpVariable %_ptr_Output_v4float Output\n" +
|
|
"%4 = OpVariable %_ptr_Output_v4float Output\n" +
|
|
"%int = OpTypeInt 32 1\n" +
|
|
"%int_0 = OpConstant %int 0\n" +
|
|
"%_ptr_PushConstant_v4float = OpTypePointer PushConstant %v4float\n" +
|
|
"%2 = OpFunction %void None %5\n" +
|
|
"%12 = OpLabel\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n",
|
|
9, true)
|
|
));
|
|
|
|
using SPV14FoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<bool>>;
|
|
|
|
TEST_P(SPV14FoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_4, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
EXPECT_EQ(succeeded, tc.expected_result);
|
|
if (succeeded) {
|
|
Match(tc.test_body, context.get());
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(SPV14FoldingTest, SPV14FoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: select vectors with scalar condition.
|
|
InstructionFoldingCase<bool>(std::string() +
|
|
"; CHECK-NOT: OpSelect\n" +
|
|
"; CHECK: %3 = OpCopyObject {{%\\w+}} %1\n" +
|
|
"OpCapability Shader\n" +
|
|
"OpCapability Linkage\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%bool = OpTypeBool\n" +
|
|
"%true = OpConstantTrue %bool\n" +
|
|
"%int = OpTypeInt 32 0\n" +
|
|
"%int4 = OpTypeVector %int 4\n" +
|
|
"%int_0 = OpConstant %int 0\n" +
|
|
"%int_1 = OpConstant %int 1\n" +
|
|
"%1 = OpUndef %int4\n" +
|
|
"%2 = OpUndef %int4\n" +
|
|
"%void_fn = OpTypeFunction %void\n" +
|
|
"%func = OpFunction %void None %void_fn\n" +
|
|
"%entry = OpLabel\n" +
|
|
"%3 = OpSelect %int4 %true %1 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
3, true),
|
|
// Test case 1: select struct with scalar condition.
|
|
InstructionFoldingCase<bool>(std::string() +
|
|
"; CHECK-NOT: OpSelect\n" +
|
|
"; CHECK: %3 = OpCopyObject {{%\\w+}} %2\n" +
|
|
"OpCapability Shader\n" +
|
|
"OpCapability Linkage\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%bool = OpTypeBool\n" +
|
|
"%true = OpConstantFalse %bool\n" +
|
|
"%int = OpTypeInt 32 0\n" +
|
|
"%struct = OpTypeStruct %int %int %int %int\n" +
|
|
"%int_0 = OpConstant %int 0\n" +
|
|
"%int_1 = OpConstant %int 1\n" +
|
|
"%1 = OpUndef %struct\n" +
|
|
"%2 = OpUndef %struct\n" +
|
|
"%void_fn = OpTypeFunction %void\n" +
|
|
"%func = OpFunction %void None %void_fn\n" +
|
|
"%entry = OpLabel\n" +
|
|
"%3 = OpSelect %struct %true %1 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
3, true),
|
|
// Test case 1: select array with scalar condition.
|
|
InstructionFoldingCase<bool>(std::string() +
|
|
"; CHECK-NOT: OpSelect\n" +
|
|
"; CHECK: %3 = OpCopyObject {{%\\w+}} %2\n" +
|
|
"OpCapability Shader\n" +
|
|
"OpCapability Linkage\n" +
|
|
"%void = OpTypeVoid\n" +
|
|
"%bool = OpTypeBool\n" +
|
|
"%true = OpConstantFalse %bool\n" +
|
|
"%int = OpTypeInt 32 0\n" +
|
|
"%int_0 = OpConstant %int 0\n" +
|
|
"%int_1 = OpConstant %int 1\n" +
|
|
"%int_4 = OpConstant %int 4\n" +
|
|
"%array = OpTypeStruct %int %int %int %int\n" +
|
|
"%1 = OpUndef %array\n" +
|
|
"%2 = OpUndef %array\n" +
|
|
"%void_fn = OpTypeFunction %void\n" +
|
|
"%func = OpFunction %void None %void_fn\n" +
|
|
"%entry = OpLabel\n" +
|
|
"%3 = OpSelect %array %true %1 %2\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
3, true)
|
|
));
|
|
|
|
std::string FloatControlsHeader(const std::string& capabilities) {
|
|
std::string header = R"(
|
|
OpCapability Shader
|
|
)" + capabilities + R"(
|
|
%void = OpTypeVoid
|
|
%float = OpTypeFloat 32
|
|
%float_0 = OpConstant %float 0
|
|
%float_1 = OpConstant %float 1
|
|
%void_fn = OpTypeFunction %void
|
|
%func = OpFunction %void None %void_fn
|
|
%entry = OpLabel
|
|
)";
|
|
|
|
return header;
|
|
}
|
|
|
|
using FloatControlsFoldingTest =
|
|
::testing::TestWithParam<InstructionFoldingCase<bool>>;
|
|
|
|
TEST_P(FloatControlsFoldingTest, Case) {
|
|
const auto& tc = GetParam();
|
|
|
|
// Build module.
|
|
std::unique_ptr<IRContext> context =
|
|
BuildModule(SPV_ENV_UNIVERSAL_1_4, nullptr, tc.test_body,
|
|
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
|
|
ASSERT_NE(nullptr, context);
|
|
|
|
// Fold the instruction to test.
|
|
analysis::DefUseManager* def_use_mgr = context->get_def_use_mgr();
|
|
Instruction* inst = def_use_mgr->GetDef(tc.id_to_fold);
|
|
std::unique_ptr<Instruction> original_inst(inst->Clone(context.get()));
|
|
bool succeeded = context->get_instruction_folder().FoldInstruction(inst);
|
|
EXPECT_EQ(succeeded, tc.expected_result);
|
|
if (succeeded) {
|
|
Match(tc.test_body, context.get());
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(FloatControlsFoldingTest, FloatControlsFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: no folding with DenormPreserve
|
|
InstructionFoldingCase<bool>(FloatControlsHeader("OpCapability DenormPreserve") +
|
|
"%1 = OpFAdd %float %float_0 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
1, false),
|
|
// Test case 1: no folding with DenormFlushToZero
|
|
InstructionFoldingCase<bool>(FloatControlsHeader("OpCapability DenormFlushToZero") +
|
|
"%1 = OpFAdd %float %float_0 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
1, false),
|
|
// Test case 2: no folding with SignedZeroInfNanPreserve
|
|
InstructionFoldingCase<bool>(FloatControlsHeader("OpCapability SignedZeroInfNanPreserve") +
|
|
"%1 = OpFAdd %float %float_0 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
1, false),
|
|
// Test case 3: no folding with RoundingModeRTE
|
|
InstructionFoldingCase<bool>(FloatControlsHeader("OpCapability RoundingModeRTE") +
|
|
"%1 = OpFAdd %float %float_0 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
1, false),
|
|
// Test case 4: no folding with RoundingModeRTZ
|
|
InstructionFoldingCase<bool>(FloatControlsHeader("OpCapability RoundingModeRTZ") +
|
|
"%1 = OpFAdd %float %float_0 %float_1\n" +
|
|
"OpReturn\n" +
|
|
"OpFunctionEnd\n"
|
|
,
|
|
1, false)
|
|
));
|
|
|
|
std::string ImageOperandsTestBody(const std::string& image_instruction) {
|
|
std::string body = R"(
|
|
OpCapability Shader
|
|
OpCapability ImageGatherExtended
|
|
OpMemoryModel Logical GLSL450
|
|
OpEntryPoint Fragment %main "main"
|
|
OpExecutionMode %main OriginUpperLeft
|
|
OpDecorate %Texture DescriptorSet 0
|
|
OpDecorate %Texture Binding 0
|
|
%int = OpTypeInt 32 1
|
|
%int_n1 = OpConstant %int -1
|
|
%5 = OpConstant %int 0
|
|
%float = OpTypeFloat 32
|
|
%float_0 = OpConstant %float 0
|
|
%type_2d_image = OpTypeImage %float 2D 2 0 0 1 Unknown
|
|
%type_sampled_image = OpTypeSampledImage %type_2d_image
|
|
%type_sampler = OpTypeSampler
|
|
%_ptr_UniformConstant_type_sampler = OpTypePointer UniformConstant %type_sampler
|
|
%_ptr_UniformConstant_type_2d_image = OpTypePointer UniformConstant %type_2d_image
|
|
%_ptr_int = OpTypePointer Function %int
|
|
%v2int = OpTypeVector %int 2
|
|
%10 = OpTypeVector %float 4
|
|
%void = OpTypeVoid
|
|
%22 = OpTypeFunction %void
|
|
%v2float = OpTypeVector %float 2
|
|
%v3int = OpTypeVector %int 3
|
|
%Texture = OpVariable %_ptr_UniformConstant_type_2d_image UniformConstant
|
|
%gSampler = OpVariable %_ptr_UniformConstant_type_sampler UniformConstant
|
|
%101 = OpConstantComposite %v2int %int_n1 %int_n1
|
|
%20 = OpConstantComposite %v2float %float_0 %float_0
|
|
%main = OpFunction %void None %22
|
|
%23 = OpLabel
|
|
%var = OpVariable %_ptr_int Function
|
|
%88 = OpLoad %type_2d_image %Texture
|
|
%val = OpLoad %int %var
|
|
%sampler = OpLoad %type_sampler %gSampler
|
|
%26 = OpSampledImage %type_sampled_image %88 %sampler
|
|
)" + image_instruction + R"(
|
|
OpReturn
|
|
OpFunctionEnd
|
|
)";
|
|
|
|
return body;
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(ImageOperandsBitmaskFoldingTest, MatchingInstructionWithNoResultFoldingTest,
|
|
::testing::Values(
|
|
// Test case 0: OpImageFetch without Offset
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
"%89 = OpImageFetch %10 %88 %101 Lod %5 \n")
|
|
, 89, false),
|
|
// Test case 1: OpImageFetch with non-const offset
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
"%89 = OpImageFetch %10 %88 %101 Lod|Offset %5 %val \n")
|
|
, 89, false),
|
|
// Test case 2: OpImageFetch with Lod and Offset
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
" %89 = OpImageFetch %10 %88 %101 Lod|Offset %5 %101 \n"
|
|
"; CHECK: %89 = OpImageFetch %10 %88 %101 Lod|ConstOffset %5 %101 \n")
|
|
, 89, true),
|
|
// Test case 3: OpImageFetch with Bias and Offset
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
" %89 = OpImageFetch %10 %88 %101 Bias|Offset %5 %101 \n"
|
|
"; CHECK: %89 = OpImageFetch %10 %88 %101 Bias|ConstOffset %5 %101 \n")
|
|
, 89, true),
|
|
// Test case 4: OpImageFetch with Grad and Offset.
|
|
// Grad adds 2 operands to the instruction.
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
" %89 = OpImageFetch %10 %88 %101 Grad|Offset %5 %5 %101 \n"
|
|
"; CHECK: %89 = OpImageFetch %10 %88 %101 Grad|ConstOffset %5 %5 %101 \n")
|
|
, 89, true),
|
|
// Test case 5: OpImageFetch with Offset and MinLod.
|
|
// This is an example of a case where the bitmask bit-offset is larger than
|
|
// that of the Offset.
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
" %89 = OpImageFetch %10 %88 %101 Offset|MinLod %101 %5 \n"
|
|
"; CHECK: %89 = OpImageFetch %10 %88 %101 ConstOffset|MinLod %101 %5 \n")
|
|
, 89, true),
|
|
// Test case 6: OpImageGather with constant Offset
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
" %89 = OpImageGather %10 %26 %20 %5 Offset %101 \n"
|
|
"; CHECK: %89 = OpImageGather %10 %26 %20 %5 ConstOffset %101 \n")
|
|
, 89, true),
|
|
// Test case 7: OpImageWrite with constant Offset
|
|
InstructionFoldingCase<bool>(ImageOperandsTestBody(
|
|
" OpImageWrite %88 %5 %101 Offset %101 \n"
|
|
"; CHECK: OpImageWrite %88 %5 %101 ConstOffset %101 \n")
|
|
, 0 /* No result-id */, true)
|
|
));
|
|
|
|
} // namespace
|
|
} // namespace opt
|
|
} // namespace spvtools
|