| // Copyright (c) 2020 Vasyl Teliman |
| // |
| // 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_move_instruction_down.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(TransformationMoveInstructionDownTest, BasicTest) { |
| std::string shader = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Fragment %4 "main" |
| OpExecutionMode %4 OriginUpperLeft |
| OpSource ESSL 310 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 1 |
| %9 = OpConstant %6 0 |
| %16 = OpTypeBool |
| %17 = OpConstantFalse %16 |
| %20 = OpUndef %6 |
| %13 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %12 = OpVariable %13 Function |
| %10 = OpIAdd %6 %9 %9 |
| %11 = OpISub %6 %9 %10 |
| OpStore %12 %10 |
| %14 = OpLoad %6 %12 |
| %15 = OpIMul %6 %9 %14 |
| OpSelectionMerge %19 None |
| OpBranchConditional %17 %18 %19 |
| %18 = OpLabel |
| OpBranch %19 |
| %19 = OpLabel |
| %42 = OpFunctionCall %2 %40 |
| %22 = OpIAdd %6 %15 %15 |
| %21 = OpIAdd %6 %15 %15 |
| OpReturn |
| OpFunctionEnd |
| %40 = OpFunction %2 None %3 |
| %41 = 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); |
| // Instruction descriptor is invalid. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(30, spv::Op::OpNop, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Opcode is not supported. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(5, spv::Op::OpLabel, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(12, spv::Op::OpVariable, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(42, spv::Op::OpFunctionCall, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Can't move the last instruction in the block. |
| ASSERT_FALSE( |
| TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(15, spv::Op::OpBranchConditional, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Can't move the instruction if the next instruction is the last one in the |
| // block. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(21, spv::Op::OpIAdd, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Can't insert instruction's opcode after its successor. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(15, spv::Op::OpIMul, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Instruction's successor depends on the instruction. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(10, spv::Op::OpIAdd, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(11, spv::Op::OpISub, 0)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(22, spv::Op::OpIAdd, 0)); |
| 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_transformation = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Fragment %4 "main" |
| OpExecutionMode %4 OriginUpperLeft |
| OpSource ESSL 310 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 1 |
| %9 = OpConstant %6 0 |
| %16 = OpTypeBool |
| %17 = OpConstantFalse %16 |
| %20 = OpUndef %6 |
| %13 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %12 = OpVariable %13 Function |
| %10 = OpIAdd %6 %9 %9 |
| OpStore %12 %10 |
| %11 = OpISub %6 %9 %10 |
| %14 = OpLoad %6 %12 |
| %15 = OpIMul %6 %9 %14 |
| OpSelectionMerge %19 None |
| OpBranchConditional %17 %18 %19 |
| %18 = OpLabel |
| OpBranch %19 |
| %19 = OpLabel |
| %42 = OpFunctionCall %2 %40 |
| %21 = OpIAdd %6 %15 %15 |
| %22 = OpIAdd %6 %15 %15 |
| OpReturn |
| OpFunctionEnd |
| %40 = OpFunction %2 None %3 |
| %41 = OpLabel |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| ASSERT_TRUE(IsEqual(env, after_transformation, context.get())); |
| } |
| |
| TEST(TransformationMoveInstructionDownTest, HandlesUnsupportedInstructions) { |
| std::string shader = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %4 "main" |
| OpExecutionMode %4 LocalSize 16 1 1 |
| OpSource ESSL 320 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 2 |
| %20 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %21 = OpVariable %20 Function %7 |
| |
| ; can swap simple and not supported instructions |
| %8 = OpCopyObject %6 %7 |
| %9 = OpFunctionCall %2 %12 |
| |
| ; cannot swap memory and not supported instruction |
| %22 = OpLoad %6 %21 |
| %23 = OpFunctionCall %2 %12 |
| |
| ; cannot swap barrier and not supported instruction |
| OpMemoryBarrier %7 %7 |
| %24 = OpFunctionCall %2 %12 |
| |
| OpReturn |
| OpFunctionEnd |
| %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); |
| // Swap memory instruction with an unsupported one. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(22, spv::Op::OpLoad, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Swap memory barrier with an unsupported one. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(23, spv::Op::OpMemoryBarrier, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Swap simple instruction with an unsupported one. |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(8, spv::Op::OpCopyObject, 0)); |
| 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_transformation = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %4 "main" |
| OpExecutionMode %4 LocalSize 16 1 1 |
| OpSource ESSL 320 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 2 |
| %20 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %21 = OpVariable %20 Function %7 |
| |
| ; can swap simple and not supported instructions |
| %9 = OpFunctionCall %2 %12 |
| %8 = OpCopyObject %6 %7 |
| |
| ; cannot swap memory and not supported instruction |
| %22 = OpLoad %6 %21 |
| %23 = OpFunctionCall %2 %12 |
| |
| ; cannot swap barrier and not supported instruction |
| OpMemoryBarrier %7 %7 |
| %24 = OpFunctionCall %2 %12 |
| |
| OpReturn |
| OpFunctionEnd |
| %12 = OpFunction %2 None %3 |
| %13 = OpLabel |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| ASSERT_TRUE(IsEqual(env, after_transformation, context.get())); |
| } |
| |
| TEST(TransformationMoveInstructionDownTest, HandlesBarrierInstructions) { |
| std::string shader = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %4 "main" |
| OpExecutionMode %4 LocalSize 16 1 1 |
| OpSource ESSL 320 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 2 |
| %20 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %21 = OpVariable %20 Function %7 |
| |
| ; cannot swap two barrier instructions |
| OpMemoryBarrier %7 %7 |
| OpMemoryBarrier %7 %7 |
| |
| ; cannot swap barrier and memory instructions |
| OpMemoryBarrier %7 %7 |
| %22 = OpLoad %6 %21 |
| OpMemoryBarrier %7 %7 |
| |
| ; can swap barrier and simple instructions |
| %23 = OpCopyObject %6 %7 |
| OpMemoryBarrier %7 %7 |
| |
| OpReturn |
| OpFunctionEnd |
| %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); |
| // Swap two barrier instructions. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(21, spv::Op::OpMemoryBarrier, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Swap barrier and memory instructions. |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(21, spv::Op::OpMemoryBarrier, 2)) |
| .IsApplicable(context.get(), transformation_context)); |
| ASSERT_FALSE(TransformationMoveInstructionDown( |
| MakeInstructionDescriptor(22, spv::Op::OpLoad, 0)) |
| .IsApplicable(context.get(), transformation_context)); |
| |
| // Swap barrier and simple instructions. |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(23, spv::Op::OpCopyObject, 0)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(22, spv::Op::OpMemoryBarrier, 1)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| |
| ASSERT_TRUE(IsEqual(env, shader, context.get())); |
| } |
| |
| TEST(TransformationMoveInstructionDownTest, HandlesSimpleInstructions) { |
| std::string shader = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %4 "main" |
| OpExecutionMode %4 LocalSize 16 1 1 |
| OpSource ESSL 320 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 2 |
| %20 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %21 = OpVariable %20 Function %7 |
| |
| ; can swap simple and barrier instructions |
| %40 = OpCopyObject %6 %7 |
| OpMemoryBarrier %7 %7 |
| |
| ; can swap simple and memory instructions |
| %41 = OpCopyObject %6 %7 |
| %22 = OpLoad %6 %21 |
| |
| ; can swap two simple instructions |
| %23 = OpCopyObject %6 %7 |
| %42 = OpCopyObject %6 %7 |
| |
| OpReturn |
| OpFunctionEnd |
| %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); |
| // Swap simple and barrier instructions. |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(40, spv::Op::OpCopyObject, 0)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(21, spv::Op::OpMemoryBarrier, 0)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| |
| // Swap simple and memory instructions. |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(41, spv::Op::OpCopyObject, 0)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(22, spv::Op::OpLoad, 0)); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| |
| // Swap two simple instructions. |
| { |
| TransformationMoveInstructionDown transformation( |
| MakeInstructionDescriptor(23, spv::Op::OpCopyObject, 0)); |
| 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_transformation = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %4 "main" |
| OpExecutionMode %4 LocalSize 16 1 1 |
| OpSource ESSL 320 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 2 |
| %20 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %21 = OpVariable %20 Function %7 |
| |
| ; can swap simple and barrier instructions |
| %40 = OpCopyObject %6 %7 |
| OpMemoryBarrier %7 %7 |
| |
| ; can swap simple and memory instructions |
| %41 = OpCopyObject %6 %7 |
| %22 = OpLoad %6 %21 |
| |
| ; can swap two simple instructions |
| %42 = OpCopyObject %6 %7 |
| %23 = OpCopyObject %6 %7 |
| |
| OpReturn |
| OpFunctionEnd |
| %12 = OpFunction %2 None %3 |
| %13 = OpLabel |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| ASSERT_TRUE(IsEqual(env, after_transformation, context.get())); |
| } |
| |
| TEST(TransformationMoveInstructionDownTest, HandlesMemoryInstructions) { |
| std::string shader = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %4 "main" |
| OpExecutionMode %4 LocalSize 16 1 1 |
| OpSource ESSL 320 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 2 |
| %20 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %21 = OpVariable %20 Function %7 |
| %22 = OpVariable %20 Function %7 |
| |
| ; swap R and R instructions |
| %23 = OpLoad %6 %21 |
| %24 = OpLoad %6 %22 |
| |
| ; swap R and RW instructions |
| |
| ; can't swap |
| %25 = OpLoad %6 %21 |
| OpCopyMemory %21 %22 |
| |
| ; can swap |
| %26 = OpLoad %6 %21 |
| OpCopyMemory %22 %21 |
| |
| %27 = OpLoad %6 %22 |
| OpCopyMemory %21 %22 |
| |
| %28 = OpLoad %6 %22 |
| OpCopyMemory %22 %21 |
| |
| ; swap R and W instructions |
| |
| ; can't swap |
| %29 = OpLoad %6 %21 |
| OpStore %21 %7 |
| |
| ; can swap |
| %30 = OpLoad %6 %22 |
| OpStore %21 %7 |
| |
| %31 = OpLoad %6 %21 |
| OpStore %22 %7 |
| |
| %32 = OpLoad %6 %22 |
| OpStore %22 %7 |
| |
| ; swap RW and RW instructions |
| |
| ; can't swap |
| OpCopyMemory %21 %21 |
| OpCopyMemory %21 %21 |
| |
| OpCopyMemory %21 %22 |
| OpCopyMemory %21 %21 |
| |
| OpCopyMemory %21 %21 |
| OpCopyMemory %21 %22 |
| |
| ; can swap |
| OpCopyMemory %22 %21 |
| OpCopyMemory %21 %22 |
| |
| OpCopyMemory %22 %21 |
| OpCopyMemory %22 %21 |
| |
| OpCopyMemory %21 %22 |
| OpCopyMemory %21 %22 |
| |
| ; swap RW and W instructions |
| |
| ; can't swap |
| OpCopyMemory %21 %21 |
| OpStore %21 %7 |
| |
| OpStore %21 %7 |
| OpCopyMemory %21 %21 |
| |
| ; can swap |
| OpCopyMemory %22 %21 |
| OpStore %21 %7 |
| |
| OpCopyMemory %21 %22 |
| OpStore %21 %7 |
| |
| OpCopyMemory %21 %21 |
| OpStore %22 %7 |
| |
| ; swap W and W instructions |
| |
| ; can't swap |
| OpStore %21 %7 |
| OpStore %21 %7 |
| |
| ; can swap |
| OpStore %22 %7 |
| OpStore %21 %7 |
| |
| OpStore %22 %7 |
| OpStore %22 %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); |
| transformation_context.GetFactManager()->AddFactValueOfPointeeIsIrrelevant( |
| 22); |
| |
| // Invalid swaps. |
| |
| protobufs::InstructionDescriptor invalid_swaps[] = { |
| // R and RW |
| MakeInstructionDescriptor(25, spv::Op::OpLoad, 0), |
| |
| // R and W |
| MakeInstructionDescriptor(29, spv::Op::OpLoad, 0), |
| |
| // RW and RW |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 0), |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 2), |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 4), |
| |
| // RW and W |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 12), |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 1), |
| |
| // W and W |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 6), |
| }; |
| |
| for (const auto& descriptor : invalid_swaps) { |
| ASSERT_FALSE(TransformationMoveInstructionDown(descriptor) |
| .IsApplicable(context.get(), transformation_context)); |
| } |
| |
| // Valid swaps. |
| protobufs::InstructionDescriptor valid_swaps[] = { |
| // R and R |
| MakeInstructionDescriptor(23, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(24, spv::Op::OpLoad, 0), |
| |
| // R and RW |
| MakeInstructionDescriptor(26, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(25, spv::Op::OpCopyMemory, 1), |
| |
| MakeInstructionDescriptor(27, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(26, spv::Op::OpCopyMemory, 1), |
| |
| MakeInstructionDescriptor(28, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(27, spv::Op::OpCopyMemory, 1), |
| |
| // R and W |
| MakeInstructionDescriptor(30, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(29, spv::Op::OpStore, 1), |
| |
| MakeInstructionDescriptor(31, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(30, spv::Op::OpStore, 1), |
| |
| MakeInstructionDescriptor(32, spv::Op::OpLoad, 0), |
| MakeInstructionDescriptor(31, spv::Op::OpStore, 1), |
| |
| // RW and RW |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 6), |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 6), |
| |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 8), |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 8), |
| |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 10), |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 10), |
| |
| // RW and W |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 14), |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 3), |
| |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 15), |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 4), |
| |
| MakeInstructionDescriptor(32, spv::Op::OpCopyMemory, 16), |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 5), |
| |
| // W and W |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 8), |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 8), |
| |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 10), |
| MakeInstructionDescriptor(32, spv::Op::OpStore, 10), |
| }; |
| |
| for (const auto& descriptor : valid_swaps) { |
| TransformationMoveInstructionDown transformation(descriptor); |
| ASSERT_TRUE( |
| transformation.IsApplicable(context.get(), transformation_context)); |
| ApplyAndCheckFreshIds(transformation, context.get(), |
| &transformation_context); |
| ASSERT_TRUE(fuzzerutil::IsValidAndWellFormed( |
| context.get(), validator_options, kConsoleMessageConsumer)); |
| } |
| |
| ASSERT_TRUE(IsEqual(env, shader, context.get())); |
| } |
| |
| } // namespace |
| } // namespace fuzz |
| } // namespace spvtools |
