mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-27 05:40:06 +00:00
750 lines
27 KiB
C++
750 lines
27 KiB
C++
// Copyright (c) 2017 Google Inc.
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//
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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 <string>
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#include <vector>
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#include "gmock/gmock.h"
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#include "spirv-tools/libspirv.hpp"
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#include "spirv-tools/optimizer.hpp"
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#include "test/opt/pass_fixture.h"
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namespace spvtools {
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namespace opt {
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namespace {
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using ::testing::Eq;
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// Return a string that contains the minimum instructions needed to form
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// a valid module. Other instructions can be appended to this string.
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std::string Header() {
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return R"(OpCapability Shader
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OpCapability Linkage
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OpMemoryModel Logical GLSL450
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)";
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}
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TEST(Optimizer, CanRunNullPassWithDistinctInputOutputVectors) {
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SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
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std::vector<uint32_t> binary_in;
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tools.Assemble(Header() + "OpName %foo \"foo\"\n%foo = OpTypeVoid",
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&binary_in);
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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opt.RegisterPass(CreateNullPass());
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std::vector<uint32_t> binary_out;
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opt.Run(binary_in.data(), binary_in.size(), &binary_out);
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std::string disassembly;
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tools.Disassemble(binary_out.data(), binary_out.size(), &disassembly);
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EXPECT_THAT(disassembly,
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Eq(Header() + "OpName %foo \"foo\"\n%foo = OpTypeVoid\n"));
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}
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TEST(Optimizer, CanRunTransformingPassWithDistinctInputOutputVectors) {
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SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
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std::vector<uint32_t> binary_in;
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tools.Assemble(Header() + "OpName %foo \"foo\"\n%foo = OpTypeVoid",
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&binary_in);
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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opt.RegisterPass(CreateStripDebugInfoPass());
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std::vector<uint32_t> binary_out;
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opt.Run(binary_in.data(), binary_in.size(), &binary_out);
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std::string disassembly;
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tools.Disassemble(binary_out.data(), binary_out.size(), &disassembly);
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EXPECT_THAT(disassembly, Eq(Header() + "%void = OpTypeVoid\n"));
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}
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TEST(Optimizer, CanRunNullPassWithAliasedVectors) {
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SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
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std::vector<uint32_t> binary;
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tools.Assemble("OpName %foo \"foo\"\n%foo = OpTypeVoid", &binary);
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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opt.RegisterPass(CreateNullPass());
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opt.Run(binary.data(), binary.size(), &binary); // This is the key.
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std::string disassembly;
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tools.Disassemble(binary.data(), binary.size(), &disassembly);
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EXPECT_THAT(disassembly, Eq("OpName %foo \"foo\"\n%foo = OpTypeVoid\n"));
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}
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TEST(Optimizer, CanRunNullPassWithAliasedVectorDataButDifferentSize) {
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SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
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std::vector<uint32_t> binary;
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tools.Assemble(Header() + "OpName %foo \"foo\"\n%foo = OpTypeVoid", &binary);
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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opt.RegisterPass(CreateNullPass());
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auto orig_size = binary.size();
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// Now change the size. Add a word that will be ignored
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// by the optimizer.
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binary.push_back(42);
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EXPECT_THAT(orig_size + 1, Eq(binary.size()));
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opt.Run(binary.data(), orig_size, &binary); // This is the key.
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// The binary vector should have been rewritten.
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EXPECT_THAT(binary.size(), Eq(orig_size));
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std::string disassembly;
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tools.Disassemble(binary.data(), binary.size(), &disassembly);
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EXPECT_THAT(disassembly,
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Eq(Header() + "OpName %foo \"foo\"\n%foo = OpTypeVoid\n"));
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}
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TEST(Optimizer, CanRunTransformingPassWithAliasedVectors) {
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SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
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std::vector<uint32_t> binary;
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tools.Assemble(Header() + "OpName %foo \"foo\"\n%foo = OpTypeVoid", &binary);
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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opt.RegisterPass(CreateStripDebugInfoPass());
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opt.Run(binary.data(), binary.size(), &binary); // This is the key
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std::string disassembly;
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tools.Disassemble(binary.data(), binary.size(), &disassembly);
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EXPECT_THAT(disassembly, Eq(Header() + "%void = OpTypeVoid\n"));
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}
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TEST(Optimizer, CanValidateFlags) {
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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EXPECT_FALSE(opt.FlagHasValidForm("bad-flag"));
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EXPECT_TRUE(opt.FlagHasValidForm("-O"));
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EXPECT_TRUE(opt.FlagHasValidForm("-Os"));
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EXPECT_FALSE(opt.FlagHasValidForm("-O2"));
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EXPECT_TRUE(opt.FlagHasValidForm("--this_flag"));
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}
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TEST(Optimizer, CanRegisterPassesFromFlags) {
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SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
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Optimizer opt(SPV_ENV_UNIVERSAL_1_0);
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spv_message_level_t msg_level;
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const char* msg_fname;
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spv_position_t msg_position;
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const char* msg;
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auto examine_message = [&msg_level, &msg_fname, &msg_position, &msg](
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spv_message_level_t ml, const char* f,
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const spv_position_t& p, const char* m) {
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msg_level = ml;
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msg_fname = f;
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msg_position = p;
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msg = m;
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};
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opt.SetMessageConsumer(examine_message);
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std::vector<std::string> pass_flags = {
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"--strip-debug",
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"--strip-reflect",
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"--set-spec-const-default-value=23:42 21:12",
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"--if-conversion",
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"--freeze-spec-const",
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"--inline-entry-points-exhaustive",
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"--inline-entry-points-opaque",
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"--convert-local-access-chains",
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"--eliminate-dead-code-aggressive",
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"--eliminate-insert-extract",
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"--eliminate-local-single-block",
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"--eliminate-local-single-store",
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"--merge-blocks",
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"--merge-return",
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"--eliminate-dead-branches",
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"--eliminate-dead-functions",
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"--eliminate-local-multi-store",
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"--eliminate-common-uniform",
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"--eliminate-dead-const",
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"--eliminate-dead-inserts",
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"--eliminate-dead-variables",
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"--fold-spec-const-op-composite",
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"--loop-unswitch",
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"--scalar-replacement=300",
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"--scalar-replacement",
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"--strength-reduction",
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"--unify-const",
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"--flatten-decorations",
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"--compact-ids",
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"--cfg-cleanup",
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"--local-redundancy-elimination",
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"--loop-invariant-code-motion",
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"--reduce-load-size",
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"--redundancy-elimination",
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"--private-to-local",
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"--remove-duplicates",
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"--workaround-1209",
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"--replace-invalid-opcode",
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"--simplify-instructions",
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"--ssa-rewrite",
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"--copy-propagate-arrays",
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"--loop-fission=20",
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"--loop-fusion=2",
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"--loop-unroll",
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"--vector-dce",
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"--loop-unroll-partial=3",
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"--loop-peeling",
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"--ccp",
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"-O",
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"-Os",
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"--legalize-hlsl"};
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EXPECT_TRUE(opt.RegisterPassesFromFlags(pass_flags));
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// Test some invalid flags.
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EXPECT_FALSE(opt.RegisterPassFromFlag("-O2"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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EXPECT_FALSE(opt.RegisterPassFromFlag("-loop-unroll"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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EXPECT_FALSE(opt.RegisterPassFromFlag("--set-spec-const-default-value"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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EXPECT_FALSE(opt.RegisterPassFromFlag("--scalar-replacement=s"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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EXPECT_FALSE(opt.RegisterPassFromFlag("--loop-fission=-4"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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EXPECT_FALSE(opt.RegisterPassFromFlag("--loop-fusion=xx"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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EXPECT_FALSE(opt.RegisterPassFromFlag("--loop-unroll-partial"));
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EXPECT_EQ(msg_level, SPV_MSG_ERROR);
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}
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TEST(Optimizer, VulkanToWebGPUSetsCorrectPasses) {
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Optimizer opt(SPV_ENV_WEBGPU_0);
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opt.RegisterVulkanToWebGPUPasses();
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std::vector<const char*> pass_names = opt.GetPassNames();
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std::vector<std::string> registered_passes;
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for (auto name = pass_names.begin(); name != pass_names.end(); ++name)
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registered_passes.push_back(*name);
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std::vector<std::string> expected_passes = {"eliminate-dead-branches",
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"eliminate-dead-code-aggressive",
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"eliminate-dead-const",
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"flatten-decorations",
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"strip-debug",
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"strip-atomic-counter-memory",
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"generate-webgpu-initializers",
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"legalize-vector-shuffle",
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"split-invalid-unreachable",
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"compact-ids"};
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std::sort(registered_passes.begin(), registered_passes.end());
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std::sort(expected_passes.begin(), expected_passes.end());
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ASSERT_EQ(registered_passes.size(), expected_passes.size());
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for (size_t i = 0; i < registered_passes.size(); i++)
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EXPECT_EQ(registered_passes[i], expected_passes[i]);
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}
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struct VulkanToWebGPUPassCase {
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// Input SPIR-V
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std::string input;
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// Expected result SPIR-V
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std::string expected;
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// Specific pass under test, used for logging messages.
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std::string pass;
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};
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using VulkanToWebGPUPassTest =
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PassTest<::testing::TestWithParam<VulkanToWebGPUPassCase>>;
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TEST_P(VulkanToWebGPUPassTest, Ran) {
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std::vector<uint32_t> binary;
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{
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SpirvTools tools(SPV_ENV_VULKAN_1_1);
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tools.Assemble(GetParam().input, &binary);
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}
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Optimizer opt(SPV_ENV_WEBGPU_0);
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opt.RegisterVulkanToWebGPUPasses();
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std::vector<uint32_t> optimized;
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class ValidatorOptions validator_options;
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ASSERT_TRUE(opt.Run(binary.data(), binary.size(), &optimized,
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validator_options, true));
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std::string disassembly;
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{
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SpirvTools tools(SPV_ENV_WEBGPU_0);
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tools.Disassemble(optimized.data(), optimized.size(), &disassembly);
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}
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EXPECT_EQ(GetParam().expected, disassembly)
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<< "Was expecting pass '" << GetParam().pass << "' to have been run.\n";
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}
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INSTANTIATE_TEST_SUITE_P(
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Optimizer, VulkanToWebGPUPassTest,
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::testing::ValuesIn(std::vector<VulkanToWebGPUPassCase>{
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// FlattenDecorations
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{// input
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Fragment %main \"main\" %hue %saturation %value\n"
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"OpExecutionMode %main OriginUpperLeft\n"
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"OpDecorate %group Flat\n"
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"OpDecorate %group NoPerspective\n"
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"%group = OpDecorationGroup\n"
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"%void = OpTypeVoid\n"
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"%void_fn = OpTypeFunction %void\n"
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"%float = OpTypeFloat 32\n"
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"%_ptr_Input_float = OpTypePointer Input %float\n"
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"%hue = OpVariable %_ptr_Input_float Input\n"
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"%saturation = OpVariable %_ptr_Input_float Input\n"
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"%value = OpVariable %_ptr_Input_float Input\n"
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"%main = OpFunction %void None %void_fn\n"
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"%entry = OpLabel\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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// expected
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Fragment %1 \"main\" %2 %3 %4\n"
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"OpExecutionMode %1 OriginUpperLeft\n"
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"%void = OpTypeVoid\n"
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"%6 = OpTypeFunction %void\n"
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"%float = OpTypeFloat 32\n"
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"%_ptr_Input_float = OpTypePointer Input %float\n"
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"%2 = OpVariable %_ptr_Input_float Input\n"
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"%3 = OpVariable %_ptr_Input_float Input\n"
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"%4 = OpVariable %_ptr_Input_float Input\n"
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"%1 = OpFunction %void None %6\n"
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"%9 = OpLabel\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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// pass
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"flatten-decorations"},
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// Strip Debug
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{// input
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Vertex %func \"shader\"\n"
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"OpName %main \"main\"\n"
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"OpName %void_fn \"void_fn\"\n"
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"%void = OpTypeVoid\n"
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"%void_f = OpTypeFunction %void\n"
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"%func = OpFunction %void None %void_f\n"
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"%label = OpLabel\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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// expected
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Vertex %1 \"shader\"\n"
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"%void = OpTypeVoid\n"
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"%3 = OpTypeFunction %void\n"
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"%1 = OpFunction %void None %3\n"
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"%4 = OpLabel\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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// pass
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"strip-debug"},
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// Eliminate Dead Constants
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{// input
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Vertex %func \"shader\"\n"
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"%u32 = OpTypeInt 32 0\n"
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"%u32_ptr = OpTypePointer Workgroup %u32\n"
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"%u32_var = OpVariable %u32_ptr Workgroup\n"
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"%u32_1 = OpConstant %u32 1\n"
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"%cross_device = OpConstant %u32 0\n"
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"%relaxed = OpConstant %u32 0\n"
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"%acquire_release_atomic_counter_workgroup = OpConstant %u32 1288\n"
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"%void = OpTypeVoid\n"
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"%void_f = OpTypeFunction %void\n"
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"%func = OpFunction %void None %void_f\n"
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"%label = OpLabel\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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// expected
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Vertex %1 \"shader\"\n"
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"%uint = OpTypeInt 32 0\n"
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"%_ptr_Workgroup_uint = OpTypePointer Workgroup %uint\n"
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"%4 = OpVariable %_ptr_Workgroup_uint Workgroup\n"
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"%void = OpTypeVoid\n"
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"%6 = OpTypeFunction %void\n"
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"%1 = OpFunction %void None %6\n"
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"%7 = OpLabel\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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"eliminate-dead-const"},
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// Strip Atomic Counter Memory
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{// input
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Vertex %func \"shader\"\n"
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"%u32 = OpTypeInt 32 0\n"
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"%u32_ptr = OpTypePointer Workgroup %u32\n"
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"%u32_var = OpVariable %u32_ptr Workgroup\n"
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"%u32_0 = OpConstant %u32 0\n"
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"%u32_1 = OpConstant %u32 1\n"
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"%cross_device = OpConstant %u32 0\n"
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"%acquire_release_atomic_counter_workgroup = OpConstant %u32 1288\n"
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"%void = OpTypeVoid\n"
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"%void_f = OpTypeFunction %void\n"
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"%func = OpFunction %void None %void_f\n"
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"%label = OpLabel\n"
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"%val0 = OpAtomicStore %u32_var %cross_device "
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"%acquire_release_atomic_counter_workgroup %u32_1\n"
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"%val1 = OpAtomicIIncrement %u32 %u32_var %cross_device "
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"%acquire_release_atomic_counter_workgroup\n"
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"%val2 = OpAtomicCompareExchange %u32 %u32_var %cross_device "
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"%acquire_release_atomic_counter_workgroup "
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"%acquire_release_atomic_counter_workgroup %u32_0 %u32_0\n"
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"OpReturn\n"
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"OpFunctionEnd\n",
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// expected
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"OpCapability Shader\n"
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"OpCapability VulkanMemoryModelKHR\n"
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"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
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"OpMemoryModel Logical VulkanKHR\n"
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"OpEntryPoint Vertex %1 \"shader\"\n"
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"%uint = OpTypeInt 32 0\n"
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"%_ptr_Workgroup_uint = OpTypePointer Workgroup %uint\n"
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"%4 = OpVariable %_ptr_Workgroup_uint Workgroup\n"
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"%uint_0 = OpConstant %uint 0\n"
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"%uint_1 = OpConstant %uint 1\n"
|
|
"%uint_0_0 = OpConstant %uint 0\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%9 = OpTypeFunction %void\n"
|
|
"%uint_264 = OpConstant %uint 264\n"
|
|
"%1 = OpFunction %void None %9\n"
|
|
"%11 = OpLabel\n"
|
|
"OpAtomicStore %4 %uint_0_0 %uint_264 %uint_1\n"
|
|
"%12 = OpAtomicIIncrement %uint %4 %uint_0_0 %uint_264\n"
|
|
"%13 = OpAtomicCompareExchange %uint %4 %uint_0_0 %uint_264 %uint_264 "
|
|
"%uint_0 %uint_0\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"strip-atomic-counter-memory"},
|
|
// Generate WebGPU Initializers
|
|
{// input
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %func \"shader\"\n"
|
|
"%u32 = OpTypeInt 32 0\n"
|
|
"%u32_ptr = OpTypePointer Private %u32\n"
|
|
"%u32_var = OpVariable %u32_ptr Private\n"
|
|
"%u32_0 = OpConstant %u32 0\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%void_f = OpTypeFunction %void\n"
|
|
"%func = OpFunction %void None %void_f\n"
|
|
"%label = OpLabel\n"
|
|
"OpStore %u32_var %u32_0\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// expected
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%_ptr_Private_uint = OpTypePointer Private %uint\n"
|
|
"%4 = OpConstantNull %uint\n"
|
|
"%5 = OpVariable %_ptr_Private_uint Private %4\n"
|
|
"%uint_0 = OpConstant %uint 0\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%8 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %8\n"
|
|
"%9 = OpLabel\n"
|
|
"OpStore %5 %uint_0\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"generate-webgpu-initializers"},
|
|
// Legalize Vector Shuffle
|
|
{// input
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%v3uint = OpTypeVector %uint 3\n"
|
|
"%_ptr_Function_v3uint = OpTypePointer Function %v3uint\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%6 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %6\n"
|
|
"%7 = OpLabel\n"
|
|
"%8 = OpVariable %_ptr_Function_v3uint Function\n"
|
|
"%9 = OpLoad %v3uint %8\n"
|
|
"%10 = OpLoad %v3uint %8\n"
|
|
"%11 = OpVectorShuffle %v3uint %9 %10 2 1 0xFFFFFFFF\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// expected
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%v3uint = OpTypeVector %uint 3\n"
|
|
"%_ptr_Function_v3uint = OpTypePointer Function %v3uint\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%6 = OpTypeFunction %void\n"
|
|
"%7 = OpConstantNull %v3uint\n"
|
|
"%1 = OpFunction %void None %6\n"
|
|
"%8 = OpLabel\n"
|
|
"%9 = OpVariable %_ptr_Function_v3uint Function %7\n"
|
|
"%10 = OpLoad %v3uint %9\n"
|
|
"%11 = OpLoad %v3uint %9\n"
|
|
"%12 = OpVectorShuffle %v3uint %10 %11 2 1 0\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"legalize-vector-shuffle"},
|
|
// Split Invalid Unreachable
|
|
{// input
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%uint_1 = OpConstant %uint 1\n"
|
|
"%uint_2 = OpConstant %uint 2\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%bool = OpTypeBool\n"
|
|
"%7 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %7\n"
|
|
"%8 = OpLabel\n"
|
|
"OpBranch %9\n"
|
|
"%9 = OpLabel\n"
|
|
"OpLoopMerge %10 %11 None\n"
|
|
"OpBranch %12\n"
|
|
"%12 = OpLabel\n"
|
|
"%13 = OpSLessThan %bool %uint_1 %uint_2\n"
|
|
"OpSelectionMerge %11 None\n"
|
|
"OpBranchConditional %13 %14 %15\n"
|
|
"%14 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"%15 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"%10 = OpLabel\n"
|
|
"OpUnreachable\n"
|
|
"%11 = OpLabel\n"
|
|
"OpBranch %9\n"
|
|
"OpFunctionEnd\n",
|
|
// expected
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%uint_1 = OpConstant %uint 1\n"
|
|
"%uint_2 = OpConstant %uint 2\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%bool = OpTypeBool\n"
|
|
"%7 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %7\n"
|
|
"%8 = OpLabel\n"
|
|
"OpBranch %9\n"
|
|
"%9 = OpLabel\n"
|
|
"OpLoopMerge %10 %11 None\n"
|
|
"OpBranch %12\n"
|
|
"%12 = OpLabel\n"
|
|
"%13 = OpSLessThan %bool %uint_1 %uint_2\n"
|
|
"OpSelectionMerge %14 None\n"
|
|
"OpBranchConditional %13 %15 %16\n"
|
|
"%15 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"%16 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"%10 = OpLabel\n"
|
|
"OpUnreachable\n"
|
|
"%14 = OpLabel\n"
|
|
"OpUnreachable\n"
|
|
"%11 = OpLabel\n"
|
|
"OpBranch %9\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"split-invalid-unreachable"},
|
|
// Compact IDs
|
|
{// input
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1000 \"shader\"\n"
|
|
"%10 = OpTypeVoid\n"
|
|
"%100 = OpTypeFunction %10\n"
|
|
"%1000 = OpFunction %10 None %100\n"
|
|
"%10000 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// expected
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%3 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %3\n"
|
|
"%4 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"compact-ids"}}));
|
|
|
|
TEST(Optimizer, WebGPUToVulkanSetsCorrectPasses) {
|
|
Optimizer opt(SPV_ENV_VULKAN_1_1);
|
|
opt.RegisterWebGPUToVulkanPasses();
|
|
std::vector<const char*> pass_names = opt.GetPassNames();
|
|
|
|
std::vector<std::string> registered_passes;
|
|
for (auto name = pass_names.begin(); name != pass_names.end(); ++name)
|
|
registered_passes.push_back(*name);
|
|
|
|
std::vector<std::string> expected_passes = {"decompose-initialized-variables",
|
|
"compact-ids"};
|
|
std::sort(registered_passes.begin(), registered_passes.end());
|
|
std::sort(expected_passes.begin(), expected_passes.end());
|
|
|
|
ASSERT_EQ(registered_passes.size(), expected_passes.size());
|
|
for (size_t i = 0; i < registered_passes.size(); i++)
|
|
EXPECT_EQ(registered_passes[i], expected_passes[i]);
|
|
}
|
|
|
|
struct WebGPUToVulkanPassCase {
|
|
// Input SPIR-V
|
|
std::string input;
|
|
// Expected result SPIR-V
|
|
std::string expected;
|
|
// Specific pass under test, used for logging messages.
|
|
std::string pass;
|
|
};
|
|
|
|
using WebGPUToVulkanPassTest =
|
|
PassTest<::testing::TestWithParam<WebGPUToVulkanPassCase>>;
|
|
|
|
TEST_P(WebGPUToVulkanPassTest, Ran) {
|
|
std::vector<uint32_t> binary;
|
|
{
|
|
SpirvTools tools(SPV_ENV_WEBGPU_0);
|
|
tools.Assemble(GetParam().input, &binary);
|
|
}
|
|
|
|
Optimizer opt(SPV_ENV_VULKAN_1_1);
|
|
opt.RegisterWebGPUToVulkanPasses();
|
|
|
|
std::vector<uint32_t> optimized;
|
|
class ValidatorOptions validator_options;
|
|
ASSERT_TRUE(opt.Run(binary.data(), binary.size(), &optimized,
|
|
validator_options, true));
|
|
std::string disassembly;
|
|
{
|
|
SpirvTools tools(SPV_ENV_VULKAN_1_1);
|
|
tools.Disassemble(optimized.data(), optimized.size(), &disassembly);
|
|
}
|
|
|
|
EXPECT_EQ(GetParam().expected, disassembly)
|
|
<< "Was expecting pass '" << GetParam().pass << "' to have been run.\n";
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(
|
|
Optimizer, WebGPUToVulkanPassTest,
|
|
::testing::ValuesIn(std::vector<WebGPUToVulkanPassCase>{
|
|
// Decompose Initialized Variables
|
|
{// input
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%_ptr_Function_uint = OpTypePointer Function %uint\n"
|
|
"%4 = OpConstantNull %uint\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%6 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %6\n"
|
|
"%7 = OpLabel\n"
|
|
"%8 = OpVariable %_ptr_Function_uint Function %4\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// expected
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%uint = OpTypeInt 32 0\n"
|
|
"%_ptr_Function_uint = OpTypePointer Function %uint\n"
|
|
"%4 = OpConstantNull %uint\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%6 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %6\n"
|
|
"%7 = OpLabel\n"
|
|
"%8 = OpVariable %_ptr_Function_uint Function\n"
|
|
"OpStore %8 %4\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"decompose-initialized-variables"},
|
|
// Compact IDs
|
|
{// input
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1000 \"shader\"\n"
|
|
"%10 = OpTypeVoid\n"
|
|
"%100 = OpTypeFunction %10\n"
|
|
"%1000 = OpFunction %10 None %100\n"
|
|
"%10000 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// expected
|
|
"OpCapability Shader\n"
|
|
"OpCapability VulkanMemoryModelKHR\n"
|
|
"OpExtension \"SPV_KHR_vulkan_memory_model\"\n"
|
|
"OpMemoryModel Logical VulkanKHR\n"
|
|
"OpEntryPoint Vertex %1 \"shader\"\n"
|
|
"%void = OpTypeVoid\n"
|
|
"%3 = OpTypeFunction %void\n"
|
|
"%1 = OpFunction %void None %3\n"
|
|
"%4 = OpLabel\n"
|
|
"OpReturn\n"
|
|
"OpFunctionEnd\n",
|
|
// pass
|
|
"compact-ids"}}));
|
|
|
|
} // namespace
|
|
} // namespace opt
|
|
} // namespace spvtools
|