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- // Copyright (c) 2020 André Perez Maselco
- //
- // 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_swap_commutable_operands.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(TransformationSwapCommutableOperandsTest, IsApplicableTest) {
- std::string shader = R"(
- OpCapability Shader
- %1 = OpExtInstImport "GLSL.std.450"
- OpMemoryModel Logical GLSL450
- OpEntryPoint Fragment %4 "main"
- OpExecutionMode %4 OriginUpperLeft
- OpSource ESSL 310
- OpName %4 "main"
- %2 = OpTypeVoid
- %3 = OpTypeFunction %2
- %6 = OpTypeInt 32 1
- %7 = OpTypeInt 32 0
- %8 = OpConstant %7 2
- %9 = OpTypeArray %6 %8
- %10 = OpTypePointer Function %9
- %12 = OpConstant %6 1
- %13 = OpConstant %6 2
- %14 = OpConstantComposite %9 %12 %13
- %15 = OpTypePointer Function %6
- %17 = OpConstant %6 0
- %29 = OpTypeFloat 32
- %30 = OpTypeArray %29 %8
- %31 = OpTypePointer Function %30
- %33 = OpConstant %29 1
- %34 = OpConstant %29 2
- %35 = OpConstantComposite %30 %33 %34
- %36 = OpTypePointer Function %29
- %49 = OpTypeVector %29 3
- %50 = OpTypeArray %49 %8
- %51 = OpTypePointer Function %50
- %53 = OpConstant %29 3
- %54 = OpConstantComposite %49 %33 %34 %53
- %55 = OpConstant %29 4
- %56 = OpConstant %29 5
- %57 = OpConstant %29 6
- %58 = OpConstantComposite %49 %55 %56 %57
- %59 = OpConstantComposite %50 %54 %58
- %61 = OpTypePointer Function %49
- %4 = OpFunction %2 None %3
- %5 = OpLabel
- %11 = OpVariable %10 Function
- %16 = OpVariable %15 Function
- %23 = OpVariable %15 Function
- %32 = OpVariable %31 Function
- %37 = OpVariable %36 Function
- %43 = OpVariable %36 Function
- %52 = OpVariable %51 Function
- %60 = OpVariable %36 Function
- OpStore %11 %14
- %18 = OpAccessChain %15 %11 %17
- %19 = OpLoad %6 %18
- %20 = OpAccessChain %15 %11 %12
- %21 = OpLoad %6 %20
- %22 = OpIAdd %6 %19 %21
- OpStore %16 %22
- %24 = OpAccessChain %15 %11 %17
- %25 = OpLoad %6 %24
- %26 = OpAccessChain %15 %11 %12
- %27 = OpLoad %6 %26
- %28 = OpIMul %6 %25 %27
- OpStore %23 %28
- OpStore %32 %35
- %38 = OpAccessChain %36 %32 %17
- %39 = OpLoad %29 %38
- %40 = OpAccessChain %36 %32 %12
- %41 = OpLoad %29 %40
- %42 = OpFAdd %29 %39 %41
- OpStore %37 %42
- %44 = OpAccessChain %36 %32 %17
- %45 = OpLoad %29 %44
- %46 = OpAccessChain %36 %32 %12
- %47 = OpLoad %29 %46
- %48 = OpFMul %29 %45 %47
- OpStore %43 %48
- OpStore %52 %59
- %62 = OpAccessChain %61 %52 %17
- %63 = OpLoad %49 %62
- %64 = OpAccessChain %61 %52 %12
- %65 = OpLoad %49 %64
- %66 = OpDot %29 %63 %65
- OpStore %60 %66
- OpReturn
- OpFunctionEnd
- )";
- const auto env = SPV_ENV_UNIVERSAL_1_5;
- 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);
- // Tests existing commutative instructions
- auto instructionDescriptor =
- MakeInstructionDescriptor(22, spv::Op::OpIAdd, 0);
- auto transformation =
- TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_TRUE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(28, spv::Op::OpIMul, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_TRUE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(42, spv::Op::OpFAdd, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_TRUE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(48, spv::Op::OpFMul, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_TRUE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(66, spv::Op::OpDot, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_TRUE(
- transformation.IsApplicable(context.get(), transformation_context));
- // Tests existing non-commutative instructions
- instructionDescriptor =
- MakeInstructionDescriptor(1, spv::Op::OpExtInstImport, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(5, spv::Op::OpLabel, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(8, spv::Op::OpConstant, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(11, spv::Op::OpVariable, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor =
- MakeInstructionDescriptor(14, spv::Op::OpConstantComposite, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- // Tests the base instruction id not existing
- instructionDescriptor =
- MakeInstructionDescriptor(67, spv::Op::OpIAddCarry, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(68, spv::Op::OpIEqual, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor =
- MakeInstructionDescriptor(69, spv::Op::OpINotEqual, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor =
- MakeInstructionDescriptor(70, spv::Op::OpFOrdEqual, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(71, spv::Op::OpPtrEqual, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- // Tests there being no instruction with the desired opcode after the base
- // instruction id
- instructionDescriptor = MakeInstructionDescriptor(24, spv::Op::OpIAdd, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(38, spv::Op::OpIMul, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(45, spv::Op::OpFAdd, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(66, spv::Op::OpFMul, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- // Tests there being an instruction with the desired opcode after the base
- // instruction id, but the skip count associated with the instruction
- // descriptor being so high.
- instructionDescriptor = MakeInstructionDescriptor(11, spv::Op::OpIAdd, 100);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(16, spv::Op::OpIMul, 100);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(23, spv::Op::OpFAdd, 100);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(32, spv::Op::OpFMul, 100);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- instructionDescriptor = MakeInstructionDescriptor(37, spv::Op::OpDot, 100);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ASSERT_FALSE(
- transformation.IsApplicable(context.get(), transformation_context));
- }
- TEST(TransformationSwapCommutableOperandsTest, ApplyTest) {
- std::string shader = R"(
- OpCapability Shader
- %1 = OpExtInstImport "GLSL.std.450"
- OpMemoryModel Logical GLSL450
- OpEntryPoint Fragment %4 "main"
- OpExecutionMode %4 OriginUpperLeft
- OpSource ESSL 310
- OpName %4 "main"
- %2 = OpTypeVoid
- %3 = OpTypeFunction %2
- %6 = OpTypeInt 32 1
- %7 = OpTypeInt 32 0
- %8 = OpConstant %7 2
- %9 = OpTypeArray %6 %8
- %10 = OpTypePointer Function %9
- %12 = OpConstant %6 1
- %13 = OpConstant %6 2
- %14 = OpConstantComposite %9 %12 %13
- %15 = OpTypePointer Function %6
- %17 = OpConstant %6 0
- %29 = OpTypeFloat 32
- %30 = OpTypeArray %29 %8
- %31 = OpTypePointer Function %30
- %33 = OpConstant %29 1
- %34 = OpConstant %29 2
- %35 = OpConstantComposite %30 %33 %34
- %36 = OpTypePointer Function %29
- %49 = OpTypeVector %29 3
- %50 = OpTypeArray %49 %8
- %51 = OpTypePointer Function %50
- %53 = OpConstant %29 3
- %54 = OpConstantComposite %49 %33 %34 %53
- %55 = OpConstant %29 4
- %56 = OpConstant %29 5
- %57 = OpConstant %29 6
- %58 = OpConstantComposite %49 %55 %56 %57
- %59 = OpConstantComposite %50 %54 %58
- %61 = OpTypePointer Function %49
- %4 = OpFunction %2 None %3
- %5 = OpLabel
- %11 = OpVariable %10 Function
- %16 = OpVariable %15 Function
- %23 = OpVariable %15 Function
- %32 = OpVariable %31 Function
- %37 = OpVariable %36 Function
- %43 = OpVariable %36 Function
- %52 = OpVariable %51 Function
- %60 = OpVariable %36 Function
- OpStore %11 %14
- %18 = OpAccessChain %15 %11 %17
- %19 = OpLoad %6 %18
- %20 = OpAccessChain %15 %11 %12
- %21 = OpLoad %6 %20
- %22 = OpIAdd %6 %19 %21
- OpStore %16 %22
- %24 = OpAccessChain %15 %11 %17
- %25 = OpLoad %6 %24
- %26 = OpAccessChain %15 %11 %12
- %27 = OpLoad %6 %26
- %28 = OpIMul %6 %25 %27
- OpStore %23 %28
- OpStore %32 %35
- %38 = OpAccessChain %36 %32 %17
- %39 = OpLoad %29 %38
- %40 = OpAccessChain %36 %32 %12
- %41 = OpLoad %29 %40
- %42 = OpFAdd %29 %39 %41
- OpStore %37 %42
- %44 = OpAccessChain %36 %32 %17
- %45 = OpLoad %29 %44
- %46 = OpAccessChain %36 %32 %12
- %47 = OpLoad %29 %46
- %48 = OpFMul %29 %45 %47
- OpStore %43 %48
- OpStore %52 %59
- %62 = OpAccessChain %61 %52 %17
- %63 = OpLoad %49 %62
- %64 = OpAccessChain %61 %52 %12
- %65 = OpLoad %49 %64
- %66 = OpDot %29 %63 %65
- OpStore %60 %66
- OpReturn
- OpFunctionEnd
- )";
- const auto env = SPV_ENV_UNIVERSAL_1_5;
- 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 instructionDescriptor =
- MakeInstructionDescriptor(22, spv::Op::OpIAdd, 0);
- auto transformation =
- TransformationSwapCommutableOperands(instructionDescriptor);
- ApplyAndCheckFreshIds(transformation, context.get(), &transformation_context);
- instructionDescriptor = MakeInstructionDescriptor(28, spv::Op::OpIMul, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ApplyAndCheckFreshIds(transformation, context.get(), &transformation_context);
- instructionDescriptor = MakeInstructionDescriptor(42, spv::Op::OpFAdd, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ApplyAndCheckFreshIds(transformation, context.get(), &transformation_context);
- instructionDescriptor = MakeInstructionDescriptor(48, spv::Op::OpFMul, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ApplyAndCheckFreshIds(transformation, context.get(), &transformation_context);
- instructionDescriptor = MakeInstructionDescriptor(66, spv::Op::OpDot, 0);
- transformation = TransformationSwapCommutableOperands(instructionDescriptor);
- ApplyAndCheckFreshIds(transformation, context.get(), &transformation_context);
- std::string variantShader = R"(
- OpCapability Shader
- %1 = OpExtInstImport "GLSL.std.450"
- OpMemoryModel Logical GLSL450
- OpEntryPoint Fragment %4 "main"
- OpExecutionMode %4 OriginUpperLeft
- OpSource ESSL 310
- OpName %4 "main"
- %2 = OpTypeVoid
- %3 = OpTypeFunction %2
- %6 = OpTypeInt 32 1
- %7 = OpTypeInt 32 0
- %8 = OpConstant %7 2
- %9 = OpTypeArray %6 %8
- %10 = OpTypePointer Function %9
- %12 = OpConstant %6 1
- %13 = OpConstant %6 2
- %14 = OpConstantComposite %9 %12 %13
- %15 = OpTypePointer Function %6
- %17 = OpConstant %6 0
- %29 = OpTypeFloat 32
- %30 = OpTypeArray %29 %8
- %31 = OpTypePointer Function %30
- %33 = OpConstant %29 1
- %34 = OpConstant %29 2
- %35 = OpConstantComposite %30 %33 %34
- %36 = OpTypePointer Function %29
- %49 = OpTypeVector %29 3
- %50 = OpTypeArray %49 %8
- %51 = OpTypePointer Function %50
- %53 = OpConstant %29 3
- %54 = OpConstantComposite %49 %33 %34 %53
- %55 = OpConstant %29 4
- %56 = OpConstant %29 5
- %57 = OpConstant %29 6
- %58 = OpConstantComposite %49 %55 %56 %57
- %59 = OpConstantComposite %50 %54 %58
- %61 = OpTypePointer Function %49
- %4 = OpFunction %2 None %3
- %5 = OpLabel
- %11 = OpVariable %10 Function
- %16 = OpVariable %15 Function
- %23 = OpVariable %15 Function
- %32 = OpVariable %31 Function
- %37 = OpVariable %36 Function
- %43 = OpVariable %36 Function
- %52 = OpVariable %51 Function
- %60 = OpVariable %36 Function
- OpStore %11 %14
- %18 = OpAccessChain %15 %11 %17
- %19 = OpLoad %6 %18
- %20 = OpAccessChain %15 %11 %12
- %21 = OpLoad %6 %20
- %22 = OpIAdd %6 %21 %19
- OpStore %16 %22
- %24 = OpAccessChain %15 %11 %17
- %25 = OpLoad %6 %24
- %26 = OpAccessChain %15 %11 %12
- %27 = OpLoad %6 %26
- %28 = OpIMul %6 %27 %25
- OpStore %23 %28
- OpStore %32 %35
- %38 = OpAccessChain %36 %32 %17
- %39 = OpLoad %29 %38
- %40 = OpAccessChain %36 %32 %12
- %41 = OpLoad %29 %40
- %42 = OpFAdd %29 %41 %39
- OpStore %37 %42
- %44 = OpAccessChain %36 %32 %17
- %45 = OpLoad %29 %44
- %46 = OpAccessChain %36 %32 %12
- %47 = OpLoad %29 %46
- %48 = OpFMul %29 %47 %45
- OpStore %43 %48
- OpStore %52 %59
- %62 = OpAccessChain %61 %52 %17
- %63 = OpLoad %49 %62
- %64 = OpAccessChain %61 %52 %12
- %65 = OpLoad %49 %64
- %66 = OpDot %29 %65 %63
- OpStore %60 %66
- OpReturn
- OpFunctionEnd
- )";
- ASSERT_TRUE(IsEqual(env, variantShader, context.get()));
- }
- } // namespace
- } // namespace fuzz
- } // namespace spvtools
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