SPIRV-Tools/test/fuzz/transformation_equation_instruction_test.cpp
alan-baker d35a78db57
Switch SPIRV-Tools to use spirv.hpp11 internally (#4981)
Fixes #4960

* Switches to using enum classes with an underlying type to avoid
  undefined behaviour
2022-11-04 17:27:10 -04:00

1687 lines
69 KiB
C++

// Copyright (c) 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "source/fuzz/transformation_equation_instruction.h"
#include "gtest/gtest.h"
#include "source/fuzz/fuzzer_util.h"
#include "source/fuzz/instruction_descriptor.h"
#include "test/fuzz/fuzz_test_util.h"
namespace spvtools {
namespace fuzz {
namespace {
TEST(TransformationEquationInstructionTest, SignedNegate) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%7 = OpConstant %6 24
%40 = OpTypeBool
%41 = OpConstantTrue %40
%20 = OpUndef %6
%12 = OpFunction %2 None %3
%13 = OpLabel
%30 = OpCopyObject %6 %7
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Bad: id already in use.
ASSERT_FALSE(TransformationEquationInstruction(7, spv::Op::OpSNegate, {7},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: identified instruction does not exist.
ASSERT_FALSE(TransformationEquationInstruction(
14, spv::Op::OpSNegate, {7},
MakeInstructionDescriptor(13, spv::Op::OpLoad, 0))
.IsApplicable(context.get(), transformation_context));
// Bad: id 100 does not exist
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpSNegate, {100},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: id 20 is an OpUndef
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpSNegate, {20},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: id 30 is not available right before its definition
ASSERT_FALSE(TransformationEquationInstruction(
14, spv::Op::OpSNegate, {30},
MakeInstructionDescriptor(30, spv::Op::OpCopyObject, 0))
.IsApplicable(context.get(), transformation_context));
// Bad: too many arguments to OpSNegate.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpSNegate, {7, 7},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: 40 is a type id.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpSNegate, {40},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: wrong type of argument to OpSNegate.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpSNegate, {41},
return_instruction)
.IsApplicable(context.get(), transformation_context));
auto transformation1 = TransformationEquationInstruction(
14, spv::Op::OpSNegate, {7}, return_instruction);
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ASSERT_EQ(nullptr, context->get_def_use_mgr()->GetDef(14));
ASSERT_EQ(nullptr, context->get_instr_block(14));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_EQ(spv::Op::OpSNegate,
context->get_def_use_mgr()->GetDef(14)->opcode());
ASSERT_EQ(13, context->get_instr_block(14)->id());
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation2 = TransformationEquationInstruction(
15, spv::Op::OpSNegate, {14}, return_instruction);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(15, {}), MakeDataDescriptor(7, {})));
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%7 = OpConstant %6 24
%40 = OpTypeBool
%41 = OpConstantTrue %40
%20 = OpUndef %6
%12 = OpFunction %2 None %3
%13 = OpLabel
%30 = OpCopyObject %6 %7
%14 = OpSNegate %6 %7
%15 = OpSNegate %6 %14
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
TEST(TransformationEquationInstructionTest, LogicalNot) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeBool
%7 = OpConstantTrue %6
%20 = OpTypeInt 32 0
%21 = OpConstant %20 5
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Bad: too few arguments to OpLogicalNot.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpLogicalNot, {},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: 6 is a type id.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpLogicalNot, {6},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: wrong type of argument to OpLogicalNot.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpLogicalNot,
{21}, return_instruction)
.IsApplicable(context.get(), transformation_context));
auto transformation1 = TransformationEquationInstruction(
14, spv::Op::OpLogicalNot, {7}, return_instruction);
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation2 = TransformationEquationInstruction(
15, spv::Op::OpLogicalNot, {14}, return_instruction);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(15, {}), MakeDataDescriptor(7, {})));
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeBool
%7 = OpConstantTrue %6
%20 = OpTypeInt 32 0
%21 = OpConstant %20 5
%12 = OpFunction %2 None %3
%13 = OpLabel
%14 = OpLogicalNot %6 %7
%15 = OpLogicalNot %6 %14
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
TEST(TransformationEquationInstructionTest, AddSubNegate1) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%30 = OpTypeVector %6 3
%15 = OpConstant %6 24
%16 = OpConstant %6 37
%31 = OpConstantComposite %30 %15 %16 %15
%33 = OpTypeBool
%32 = OpConstantTrue %33
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Bad: too many arguments to OpIAdd.
ASSERT_FALSE(TransformationEquationInstruction(
14, spv::Op::OpIAdd, {15, 16, 16}, return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: boolean argument to OpIAdd.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpIAdd, {15, 32},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: type as argument to OpIAdd.
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpIAdd, {33, 16},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: arguments of mismatched widths
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpIAdd, {15, 31},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Bad: arguments of mismatched widths
ASSERT_FALSE(TransformationEquationInstruction(14, spv::Op::OpIAdd, {31, 15},
return_instruction)
.IsApplicable(context.get(), transformation_context));
auto transformation1 = TransformationEquationInstruction(
14, spv::Op::OpIAdd, {15, 16}, return_instruction);
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation2 = TransformationEquationInstruction(
19, spv::Op::OpISub, {14, 16}, return_instruction);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(15, {}), MakeDataDescriptor(19, {})));
auto transformation3 = TransformationEquationInstruction(
20, spv::Op::OpISub, {14, 15}, return_instruction);
ASSERT_TRUE(
transformation3.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation3, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(20, {}), MakeDataDescriptor(16, {})));
auto transformation4 = TransformationEquationInstruction(
22, spv::Op::OpISub, {16, 14}, return_instruction);
ASSERT_TRUE(
transformation4.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation4, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation5 = TransformationEquationInstruction(
24, spv::Op::OpSNegate, {22}, return_instruction);
ASSERT_TRUE(
transformation5.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation5, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(24, {}), MakeDataDescriptor(15, {})));
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%30 = OpTypeVector %6 3
%15 = OpConstant %6 24
%16 = OpConstant %6 37
%31 = OpConstantComposite %30 %15 %16 %15
%33 = OpTypeBool
%32 = OpConstantTrue %33
%12 = OpFunction %2 None %3
%13 = OpLabel
%14 = OpIAdd %6 %15 %16
%19 = OpISub %6 %14 %16 ; ==> synonymous(%19, %15)
%20 = OpISub %6 %14 %15 ; ==> synonymous(%20, %16)
%22 = OpISub %6 %16 %14
%24 = OpSNegate %6 %22 ; ==> synonymous(%24, %15)
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
TEST(TransformationEquationInstructionTest, AddSubNegate2) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%15 = OpConstant %6 24
%16 = OpConstant %6 37
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
auto transformation1 = TransformationEquationInstruction(
14, spv::Op::OpISub, {15, 16}, return_instruction);
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation2 = TransformationEquationInstruction(
17, spv::Op::OpIAdd, {14, 16}, return_instruction);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(17, {}), MakeDataDescriptor(15, {})));
auto transformation3 = TransformationEquationInstruction(
18, spv::Op::OpIAdd, {16, 14}, return_instruction);
ASSERT_TRUE(
transformation3.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation3, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(17, {}), MakeDataDescriptor(18, {})));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(18, {}), MakeDataDescriptor(15, {})));
auto transformation4 = TransformationEquationInstruction(
19, spv::Op::OpISub, {14, 15}, return_instruction);
ASSERT_TRUE(
transformation4.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation4, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation5 = TransformationEquationInstruction(
20, spv::Op::OpSNegate, {19}, return_instruction);
ASSERT_TRUE(
transformation5.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation5, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(20, {}), MakeDataDescriptor(16, {})));
auto transformation6 = TransformationEquationInstruction(
21, spv::Op::OpISub, {14, 19}, return_instruction);
ASSERT_TRUE(
transformation6.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation6, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(21, {}), MakeDataDescriptor(15, {})));
auto transformation7 = TransformationEquationInstruction(
22, spv::Op::OpISub, {14, 18}, return_instruction);
ASSERT_TRUE(
transformation7.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation7, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation8 = TransformationEquationInstruction(
23, spv::Op::OpSNegate, {22}, return_instruction);
ASSERT_TRUE(
transformation8.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation8, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(23, {}), MakeDataDescriptor(16, {})));
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%15 = OpConstant %6 24
%16 = OpConstant %6 37
%12 = OpFunction %2 None %3
%13 = OpLabel
%14 = OpISub %6 %15 %16
%17 = OpIAdd %6 %14 %16 ; ==> synonymous(%17, %15)
%18 = OpIAdd %6 %16 %14 ; ==> synonymous(%17, %18, %15)
%19 = OpISub %6 %14 %15
%20 = OpSNegate %6 %19 ; ==> synonymous(%20, %16)
%21 = OpISub %6 %14 %19 ; ==> synonymous(%21, %15)
%22 = OpISub %6 %14 %18
%23 = OpSNegate %6 %22 ; ==> synonymous(%23, %16)
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
TEST(TransformationEquationInstructionTest, Bitcast) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%7 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %6 2
%10 = OpTypeVector %7 2
%11 = OpTypeVector %8 2
%21 = OpTypeBool
%22 = OpTypeVector %21 2
%15 = OpConstant %6 24
%16 = OpConstant %7 24
%17 = OpConstant %8 24
%18 = OpConstantComposite %9 %15 %15
%19 = OpConstantComposite %10 %16 %16
%20 = OpConstantComposite %11 %17 %17
%23 = OpConstantTrue %21
%24 = OpConstantComposite %22 %23 %23
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Too many operands.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast,
{15, 16}, insert_before)
.IsApplicable(context.get(), transformation_context));
// Too few operands.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {},
insert_before)
.IsApplicable(context.get(), transformation_context));
// Operand's id is invalid.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {50},
insert_before)
.IsApplicable(context.get(), transformation_context));
// Operand's type is invalid
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {13},
insert_before)
.IsApplicable(context.get(), transformation_context));
// Operand must be a scalar or a vector of numerical type.
#ifndef NDEBUG
ASSERT_DEATH(TransformationEquationInstruction(50, spv::Op::OpBitcast, {23},
insert_before)
.IsApplicable(context.get(), transformation_context),
"Operand is not a scalar or a vector of numerical type");
ASSERT_DEATH(TransformationEquationInstruction(50, spv::Op::OpBitcast, {24},
insert_before)
.IsApplicable(context.get(), transformation_context),
"Only vectors of numerical components are supported");
#else
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {23},
insert_before)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {24},
insert_before)
.IsApplicable(context.get(), transformation_context));
#endif
for (uint32_t operand_id = 15, fresh_id = 50; operand_id <= 20;
++operand_id, ++fresh_id) {
TransformationEquationInstruction transformation(
fresh_id, spv::Op::OpBitcast, {operand_id}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%7 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %6 2
%10 = OpTypeVector %7 2
%11 = OpTypeVector %8 2
%21 = OpTypeBool
%22 = OpTypeVector %21 2
%15 = OpConstant %6 24
%16 = OpConstant %7 24
%17 = OpConstant %8 24
%18 = OpConstantComposite %9 %15 %15
%19 = OpConstantComposite %10 %16 %16
%20 = OpConstantComposite %11 %17 %17
%23 = OpConstantTrue %21
%24 = OpConstantComposite %22 %23 %23
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %8 %15
%51 = OpBitcast %8 %16
%52 = OpBitcast %6 %17
%53 = OpBitcast %11 %18
%54 = OpBitcast %11 %19
%55 = OpBitcast %9 %20
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest,
BitcastResultTypeFloatDoesNotExist) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%7 = OpTypeInt 32 0
%9 = OpTypeVector %6 2
%10 = OpTypeVector %7 2
%15 = OpConstant %6 24
%16 = OpConstant %7 24
%18 = OpConstantComposite %9 %15 %15
%19 = OpConstantComposite %10 %16 %16
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Scalar floating-point type does not exist.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {15},
insert_before)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {16},
insert_before)
.IsApplicable(context.get(), transformation_context));
// Vector of floating-point components does not exist.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {18},
insert_before)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {19},
insert_before)
.IsApplicable(context.get(), transformation_context));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist1) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%8 = OpTypeFloat 32
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Scalar integral type does not exist.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {17},
insert_before)
.IsApplicable(context.get(), transformation_context));
// Vector of integral components does not exist.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpBitcast, {20},
insert_before)
.IsApplicable(context.get(), transformation_context));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist2) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %4 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
{
TransformationEquationInstruction transformation(50, spv::Op::OpBitcast,
{17}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(51, spv::Op::OpBitcast,
{20}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %4 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %4 %17
%51 = OpBitcast %9 %20
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist3) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%8 = OpTypeFloat 32
%9 = OpTypeVector %4 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
{
TransformationEquationInstruction transformation(50, spv::Op::OpBitcast,
{17}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(51, spv::Op::OpBitcast,
{20}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%8 = OpTypeFloat 32
%9 = OpTypeVector %4 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %4 %17
%51 = OpBitcast %9 %20
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist4) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%8 = OpTypeFloat 32
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
{
TransformationEquationInstruction transformation(50, spv::Op::OpBitcast,
{17}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
ASSERT_FALSE(TransformationEquationInstruction(51, spv::Op::OpBitcast, {20},
insert_before)
.IsApplicable(context.get(), transformation_context));
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%8 = OpTypeFloat 32
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %4 %17
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist5) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
{
TransformationEquationInstruction transformation(50, spv::Op::OpBitcast,
{17}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
ASSERT_FALSE(TransformationEquationInstruction(51, spv::Op::OpBitcast, {20},
insert_before)
.IsApplicable(context.get(), transformation_context));
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %4 %17
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist6) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%5 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %5 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
{
TransformationEquationInstruction transformation(50, spv::Op::OpBitcast,
{17}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(51, spv::Op::OpBitcast,
{20}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%5 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %5 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %4 %17
%51 = OpBitcast %9 %20
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest, BitcastResultTypeIntDoesNotExist7) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%5 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %4 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto insert_before = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
{
TransformationEquationInstruction transformation(50, spv::Op::OpBitcast,
{17}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(51, spv::Op::OpBitcast,
{20}, insert_before);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string expected_shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpTypeInt 32 1
%5 = OpTypeInt 32 0
%8 = OpTypeFloat 32
%9 = OpTypeVector %4 2
%11 = OpTypeVector %8 2
%17 = OpConstant %8 24
%20 = OpConstantComposite %11 %17 %17
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpBitcast %4 %17
%51 = OpBitcast %9 %20
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, expected_shader, context.get()));
}
TEST(TransformationEquationInstructionTest, Miscellaneous1) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%113 = OpConstant %6 24
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
auto transformation1 = TransformationEquationInstruction(
522, spv::Op::OpISub, {113, 113}, return_instruction);
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation2 = TransformationEquationInstruction(
570, spv::Op::OpIAdd, {522, 113}, return_instruction);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%113 = OpConstant %6 24
%12 = OpFunction %2 None %3
%13 = OpLabel
%522 = OpISub %6 %113 %113
%570 = OpIAdd %6 %522 %113
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(570, {}), MakeDataDescriptor(113, {})));
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
TEST(TransformationEquationInstructionTest, Miscellaneous2) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%113 = OpConstant %6 24
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
auto transformation1 = TransformationEquationInstruction(
522, spv::Op::OpISub, {113, 113}, return_instruction);
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
auto transformation2 = TransformationEquationInstruction(
570, spv::Op::OpIAdd, {522, 113}, return_instruction);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%113 = OpConstant %6 24
%12 = OpFunction %2 None %3
%13 = OpLabel
%522 = OpISub %6 %113 %113
%570 = OpIAdd %6 %522 %113
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(570, {}), MakeDataDescriptor(113, {})));
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
TEST(TransformationEquationInstructionTest, ConversionInstructions) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%4 = OpTypeInt 32 0
%5 = OpTypeFloat 32
%7 = OpTypeVector %6 3
%8 = OpTypeVector %4 3
%9 = OpTypeVector %5 3
%10 = OpConstant %6 12
%20 = OpConstant %6 12
%11 = OpConstant %4 12
%21 = OpConstant %4 12
%14 = OpConstant %5 12
%15 = OpConstantComposite %7 %10 %10 %10
%18 = OpConstantComposite %7 %10 %10 %10
%16 = OpConstantComposite %8 %11 %11 %11
%19 = OpConstantComposite %8 %11 %11 %11
%17 = OpConstantComposite %9 %14 %14 %14
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Too few instruction operands.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertSToF, {},
return_instruction)
.IsApplicable(context.get(), transformation_context));
// Too many instruction operands.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertSToF,
{15, 16}, return_instruction)
.IsApplicable(context.get(), transformation_context));
// Operand has no type id.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertSToF,
{7}, return_instruction)
.IsApplicable(context.get(), transformation_context));
// OpConvertSToF and OpConvertUToF require an operand to have scalar or vector
// of integral components type.
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertSToF,
{17}, return_instruction)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertSToF,
{14}, return_instruction)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertUToF,
{17}, return_instruction)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(50, spv::Op::OpConvertUToF,
{14}, return_instruction)
.IsApplicable(context.get(), transformation_context));
{
TransformationEquationInstruction transformation(50, spv::Op::OpConvertSToF,
{15}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(51, spv::Op::OpConvertSToF,
{10}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(52, spv::Op::OpConvertUToF,
{16}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(53, spv::Op::OpConvertUToF,
{11}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(58, spv::Op::OpConvertSToF,
{18}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(59, spv::Op::OpConvertUToF,
{19}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(60, spv::Op::OpConvertSToF,
{20}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationEquationInstruction transformation(61, spv::Op::OpConvertUToF,
{21}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
std::string after_transformations = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%4 = OpTypeInt 32 0
%5 = OpTypeFloat 32
%7 = OpTypeVector %6 3
%8 = OpTypeVector %4 3
%9 = OpTypeVector %5 3
%10 = OpConstant %6 12
%20 = OpConstant %6 12
%11 = OpConstant %4 12
%21 = OpConstant %4 12
%14 = OpConstant %5 12
%15 = OpConstantComposite %7 %10 %10 %10
%18 = OpConstantComposite %7 %10 %10 %10
%16 = OpConstantComposite %8 %11 %11 %11
%19 = OpConstantComposite %8 %11 %11 %11
%17 = OpConstantComposite %9 %14 %14 %14
%12 = OpFunction %2 None %3
%13 = OpLabel
%50 = OpConvertSToF %9 %15
%51 = OpConvertSToF %5 %10
%52 = OpConvertUToF %9 %16
%53 = OpConvertUToF %5 %11
%58 = OpConvertSToF %9 %18
%59 = OpConvertUToF %9 %19
%60 = OpConvertSToF %5 %20
%61 = OpConvertUToF %5 %21
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformations, context.get()));
}
TEST(TransformationEquationInstructionTest, FloatResultTypeDoesNotExist) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 0
%7 = OpTypeInt 32 1
%8 = OpTypeVector %6 3
%9 = OpTypeVector %7 3
%10 = OpConstant %6 24
%11 = OpConstant %7 25
%14 = OpConstantComposite %8 %10 %10 %10
%15 = OpConstantComposite %9 %11 %11 %11
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
protobufs::InstructionDescriptor return_instruction =
MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Scalar float type doesn't exist.
ASSERT_FALSE(TransformationEquationInstruction(16, spv::Op::OpConvertUToF,
{10}, return_instruction)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(16, spv::Op::OpConvertSToF,
{11}, return_instruction)
.IsApplicable(context.get(), transformation_context));
// Vector float type doesn't exist.
ASSERT_FALSE(TransformationEquationInstruction(16, spv::Op::OpConvertUToF,
{14}, return_instruction)
.IsApplicable(context.get(), transformation_context));
ASSERT_FALSE(TransformationEquationInstruction(16, spv::Op::OpConvertSToF,
{15}, return_instruction)
.IsApplicable(context.get(), transformation_context));
}
TEST(TransformationEquationInstructionTest, HandlesIrrelevantIds) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%30 = OpTypeVector %6 3
%15 = OpConstant %6 24
%16 = OpConstant %6 37
%31 = OpConstantComposite %30 %15 %16 %15
%33 = OpTypeBool
%32 = OpConstantTrue %33
%12 = OpFunction %2 None %3
%13 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
auto return_instruction = MakeInstructionDescriptor(13, spv::Op::OpReturn, 0);
// Applicable.
TransformationEquationInstruction transformation(
14, spv::Op::OpIAdd, {15, 16}, return_instruction);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
// Handles irrelevant ids.
transformation_context.GetFactManager()->AddFactIdIsIrrelevant(16);
ASSERT_FALSE(
transformation.IsApplicable(context.get(), transformation_context));
transformation_context.GetFactManager()->AddFactIdIsIrrelevant(15);
ASSERT_FALSE(
transformation.IsApplicable(context.get(), transformation_context));
}
TEST(TransformationEquationInstructionTest, HandlesDeadBlock) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %12 "main"
OpExecutionMode %12 OriginUpperLeft
OpSource ESSL 310
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeInt 32 1
%30 = OpTypeVector %6 3
%15 = OpConstant %6 24
%16 = OpConstant %6 37
%31 = OpConstantComposite %30 %15 %16 %15
%33 = OpTypeBool
%32 = OpConstantTrue %33
%12 = OpFunction %2 None %3
%13 = OpLabel
OpSelectionMerge %40 None
OpBranchConditional %32 %40 %41
%41 = OpLabel
OpBranch %40
%40 = OpLabel
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_3;
const auto consumer = nullptr;
const auto context = BuildModule(env, consumer, shader, kFuzzAssembleOption);
spvtools::ValidatorOptions validator_options;
ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed(context.get(), validator_options,
kConsoleMessageConsumer));
TransformationContext transformation_context(
MakeUnique<FactManager>(context.get()), validator_options);
transformation_context.GetFactManager()->AddFactBlockIsDead(41);
TransformationEquationInstruction transformation1(
14, spv::Op::OpIAdd, {15, 16},
MakeInstructionDescriptor(13, spv::Op::OpSelectionMerge, 0));
// No synonym is created since block is dead.
TransformationEquationInstruction transformation2(
100, spv::Op::OpISub, {14, 16},
MakeInstructionDescriptor(41, spv::Op::OpBranch, 0));
ASSERT_TRUE(
transformation1.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation1, context.get(),
&transformation_context);
ASSERT_TRUE(
transformation2.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation2, context.get(),
&transformation_context);
ASSERT_FALSE(transformation_context.GetFactManager()->IsSynonymous(
MakeDataDescriptor(100, {}), MakeDataDescriptor(15, {})));
}
} // namespace
} // namespace fuzz
} // namespace spvtools