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// Copyright (c) 2019 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_set_memory_operands_mask.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(TransformationSetMemoryOperandsMaskTest, PreSpirv14) {
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"
OpName %7 "Point3D"
OpMemberName %7 0 "x"
OpMemberName %7 1 "y"
OpMemberName %7 2 "z"
OpName %12 "global_points"
OpName %15 "block"
OpMemberName %15 0 "in_points"
OpMemberName %15 1 "in_point"
OpName %17 ""
OpName %133 "local_points"
OpMemberDecorate %7 0 Offset 0
OpMemberDecorate %7 1 Offset 4
OpMemberDecorate %7 2 Offset 8
OpDecorate %10 ArrayStride 16
OpMemberDecorate %15 0 Offset 0
OpMemberDecorate %15 1 Offset 192
OpDecorate %15 Block
OpDecorate %17 DescriptorSet 0
OpDecorate %17 Binding 0
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeFloat 32
%7 = OpTypeStruct %6 %6 %6
%8 = OpTypeInt 32 0
%9 = OpConstant %8 12
%10 = OpTypeArray %7 %9
%11 = OpTypePointer Private %10
%12 = OpVariable %11 Private
%15 = OpTypeStruct %10 %7
%16 = OpTypePointer Uniform %15
%17 = OpVariable %16 Uniform
%18 = OpTypeInt 32 1
%19 = OpConstant %18 0
%20 = OpTypePointer Uniform %10
%24 = OpTypePointer Private %7
%27 = OpTypePointer Private %6
%30 = OpConstant %18 1
%132 = OpTypePointer Function %10
%135 = OpTypePointer Uniform %7
%145 = OpTypePointer Function %7
%4 = OpFunction %2 None %3
%5 = OpLabel
%133 = OpVariable %132 Function
%21 = OpAccessChain %20 %17 %19
OpCopyMemory %12 %21 Aligned 16
OpCopyMemory %133 %12 Volatile
OpCopyMemory %133 %12
%136 = OpAccessChain %135 %17 %30
%138 = OpAccessChain %24 %12 %19
OpCopyMemory %138 %136 None
%146 = OpAccessChain %145 %133 %30
%147 = OpLoad %7 %146 Volatile|Nontemporal|Aligned 16
%148 = OpAccessChain %24 %12 %19
OpStore %148 %147 Nontemporal
OpReturn
OpFunctionEnd
)";
for (auto env :
{SPV_ENV_UNIVERSAL_1_0, SPV_ENV_UNIVERSAL_1_1, SPV_ENV_UNIVERSAL_1_2,
SPV_ENV_UNIVERSAL_1_3, SPV_ENV_VULKAN_1_0, SPV_ENV_VULKAN_1_1}) {
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);
#ifndef NDEBUG
{
// Not OK: multiple operands are not supported pre SPIR-V 1.4.
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 3),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
1);
ASSERT_DEATH(
transformation.IsApplicable(context.get(), transformation_context),
"Multiple memory operand masks are not supported");
}
#endif
// Not OK: the instruction is not a memory access.
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpAccessChain, 0),
(uint32_t)spv::MemoryAccessMask::MaskNone, 0)
.IsApplicable(context.get(), transformation_context));
// Not OK to remove Aligned
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(147, spv::Op::OpLoad, 0),
(uint32_t)spv::MemoryAccessMask::Volatile |
(uint32_t)spv::MemoryAccessMask::Nontemporal,
0)
.IsApplicable(context.get(), transformation_context));
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(147, spv::Op::OpLoad, 0),
(uint32_t)spv::MemoryAccessMask::Aligned |
(uint32_t)spv::MemoryAccessMask::Volatile,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
// Not OK to remove Aligned
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::MaskNone, 0)
.IsApplicable(context.get(), transformation_context));
// OK: leaves the mask as is
ASSERT_TRUE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Aligned, 0)
.IsApplicable(context.get(), transformation_context));
{
// OK: adds Nontemporal and Volatile
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Aligned |
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
// Not OK to remove Volatile
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 1),
(uint32_t)spv::MemoryAccessMask::Nontemporal, 0)
.IsApplicable(context.get(), transformation_context));
// Not OK to add Aligned
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 1),
(uint32_t)spv::MemoryAccessMask::Aligned |
(uint32_t)spv::MemoryAccessMask::Volatile,
0)
.IsApplicable(context.get(), transformation_context));
{
// OK: adds Nontemporal
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 1),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
// OK: adds Nontemporal (creates new operand)
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 2),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
// OK: adds Nontemporal and Volatile
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(138, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
// OK: removes Nontemporal, adds Volatile
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(148, spv::Op::OpStore, 0),
(uint32_t)spv::MemoryAccessMask::Volatile, 0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
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
OpName %4 "main"
OpName %7 "Point3D"
OpMemberName %7 0 "x"
OpMemberName %7 1 "y"
OpMemberName %7 2 "z"
OpName %12 "global_points"
OpName %15 "block"
OpMemberName %15 0 "in_points"
OpMemberName %15 1 "in_point"
OpName %17 ""
OpName %133 "local_points"
OpMemberDecorate %7 0 Offset 0
OpMemberDecorate %7 1 Offset 4
OpMemberDecorate %7 2 Offset 8
OpDecorate %10 ArrayStride 16
OpMemberDecorate %15 0 Offset 0
OpMemberDecorate %15 1 Offset 192
OpDecorate %15 Block
OpDecorate %17 DescriptorSet 0
OpDecorate %17 Binding 0
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeFloat 32
%7 = OpTypeStruct %6 %6 %6
%8 = OpTypeInt 32 0
%9 = OpConstant %8 12
%10 = OpTypeArray %7 %9
%11 = OpTypePointer Private %10
%12 = OpVariable %11 Private
%15 = OpTypeStruct %10 %7
%16 = OpTypePointer Uniform %15
%17 = OpVariable %16 Uniform
%18 = OpTypeInt 32 1
%19 = OpConstant %18 0
%20 = OpTypePointer Uniform %10
%24 = OpTypePointer Private %7
%27 = OpTypePointer Private %6
%30 = OpConstant %18 1
%132 = OpTypePointer Function %10
%135 = OpTypePointer Uniform %7
%145 = OpTypePointer Function %7
%4 = OpFunction %2 None %3
%5 = OpLabel
%133 = OpVariable %132 Function
%21 = OpAccessChain %20 %17 %19
OpCopyMemory %12 %21 Aligned|Nontemporal|Volatile 16
OpCopyMemory %133 %12 Nontemporal|Volatile
OpCopyMemory %133 %12 Nontemporal|Volatile
%136 = OpAccessChain %135 %17 %30
%138 = OpAccessChain %24 %12 %19
OpCopyMemory %138 %136 Nontemporal|Volatile
%146 = OpAccessChain %145 %133 %30
%147 = OpLoad %7 %146 Aligned|Volatile 16
%148 = OpAccessChain %24 %12 %19
OpStore %148 %147 Volatile
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
}
TEST(TransformationSetMemoryOperandsMaskTest, Spirv14OrHigher) {
std::string shader = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %4 "main" %12 %17
OpExecutionMode %4 OriginUpperLeft
OpSource ESSL 310
OpName %4 "main"
OpName %7 "Point3D"
OpMemberName %7 0 "x"
OpMemberName %7 1 "y"
OpMemberName %7 2 "z"
OpName %12 "global_points"
OpName %15 "block"
OpMemberName %15 0 "in_points"
OpMemberName %15 1 "in_point"
OpName %17 ""
OpName %133 "local_points"
OpMemberDecorate %7 0 Offset 0
OpMemberDecorate %7 1 Offset 4
OpMemberDecorate %7 2 Offset 8
OpDecorate %10 ArrayStride 16
OpMemberDecorate %15 0 Offset 0
OpMemberDecorate %15 1 Offset 192
OpDecorate %15 Block
OpDecorate %17 DescriptorSet 0
OpDecorate %17 Binding 0
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeFloat 32
%7 = OpTypeStruct %6 %6 %6
%8 = OpTypeInt 32 0
%9 = OpConstant %8 12
%10 = OpTypeArray %7 %9
%11 = OpTypePointer Private %10
%12 = OpVariable %11 Private
%15 = OpTypeStruct %10 %7
%16 = OpTypePointer Uniform %15
%17 = OpVariable %16 Uniform
%18 = OpTypeInt 32 1
%19 = OpConstant %18 0
%20 = OpTypePointer Uniform %10
%24 = OpTypePointer Private %7
%27 = OpTypePointer Private %6
%30 = OpConstant %18 1
%132 = OpTypePointer Function %10
%135 = OpTypePointer Uniform %7
%145 = OpTypePointer Function %7
%4 = OpFunction %2 None %3
%5 = OpLabel
%133 = OpVariable %132 Function
%21 = OpAccessChain %20 %17 %19
OpCopyMemory %12 %21 Aligned 16 Nontemporal|Aligned 16
OpCopyMemory %133 %12 Volatile
OpCopyMemory %133 %12
OpCopyMemory %133 %12
%136 = OpAccessChain %135 %17 %30
%138 = OpAccessChain %24 %12 %19
OpCopyMemory %138 %136 None Aligned 16
OpCopyMemory %138 %136 Aligned 16
%146 = OpAccessChain %145 %133 %30
%147 = OpLoad %7 %146 Volatile|Nontemporal|Aligned 16
%148 = OpAccessChain %24 %12 %19
OpStore %148 %147 Nontemporal
OpReturn
OpFunctionEnd
)";
for (auto env : {SPV_ENV_UNIVERSAL_1_4, SPV_ENV_UNIVERSAL_1_5,
SPV_ENV_VULKAN_1_1_SPIRV_1_4, SPV_ENV_VULKAN_1_2}) {
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);
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Aligned |
(uint32_t)spv::MemoryAccessMask::Volatile,
1);
// Bad: cannot remove aligned
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Volatile, 1)
.IsApplicable(context.get(), transformation_context));
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 1),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
1);
// Bad: cannot remove volatile
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 1),
(uint32_t)spv::MemoryAccessMask::Nontemporal, 0)
.IsApplicable(context.get(), transformation_context));
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
// Creates the first operand.
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 2),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
// Creates both operands.
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(21, spv::Op::OpCopyMemory, 3),
(uint32_t)spv::MemoryAccessMask::Nontemporal |
(uint32_t)spv::MemoryAccessMask::Volatile,
1);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(138, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Aligned |
(uint32_t)spv::MemoryAccessMask::Nontemporal,
1);
// Bad: the first mask is None, so Aligned cannot be added to it.
ASSERT_FALSE(TransformationSetMemoryOperandsMask(
MakeInstructionDescriptor(138, spv::Op::OpCopyMemory, 0),
(uint32_t)spv::MemoryAccessMask::Aligned |
(uint32_t)spv::MemoryAccessMask::Nontemporal,
0)
.IsApplicable(context.get(), transformation_context));
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(138, spv::Op::OpCopyMemory, 1),
(uint32_t)spv::MemoryAccessMask::Volatile, 1);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(147, spv::Op::OpLoad, 0),
(uint32_t)spv::MemoryAccessMask::Volatile |
(uint32_t)spv::MemoryAccessMask::Aligned,
0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
{
TransformationSetMemoryOperandsMask transformation(
MakeInstructionDescriptor(148, spv::Op::OpStore, 0),
(uint32_t)spv::MemoryAccessMask::MaskNone, 0);
ASSERT_TRUE(
transformation.IsApplicable(context.get(), transformation_context));
ApplyAndCheckFreshIds(transformation, context.get(),
&transformation_context);
}
std::string after_transformation = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %4 "main" %12 %17
OpExecutionMode %4 OriginUpperLeft
OpSource ESSL 310
OpName %4 "main"
OpName %7 "Point3D"
OpMemberName %7 0 "x"
OpMemberName %7 1 "y"
OpMemberName %7 2 "z"
OpName %12 "global_points"
OpName %15 "block"
OpMemberName %15 0 "in_points"
OpMemberName %15 1 "in_point"
OpName %17 ""
OpName %133 "local_points"
OpMemberDecorate %7 0 Offset 0
OpMemberDecorate %7 1 Offset 4
OpMemberDecorate %7 2 Offset 8
OpDecorate %10 ArrayStride 16
OpMemberDecorate %15 0 Offset 0
OpMemberDecorate %15 1 Offset 192
OpDecorate %15 Block
OpDecorate %17 DescriptorSet 0
OpDecorate %17 Binding 0
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%6 = OpTypeFloat 32
%7 = OpTypeStruct %6 %6 %6
%8 = OpTypeInt 32 0
%9 = OpConstant %8 12
%10 = OpTypeArray %7 %9
%11 = OpTypePointer Private %10
%12 = OpVariable %11 Private
%15 = OpTypeStruct %10 %7
%16 = OpTypePointer Uniform %15
%17 = OpVariable %16 Uniform
%18 = OpTypeInt 32 1
%19 = OpConstant %18 0
%20 = OpTypePointer Uniform %10
%24 = OpTypePointer Private %7
%27 = OpTypePointer Private %6
%30 = OpConstant %18 1
%132 = OpTypePointer Function %10
%135 = OpTypePointer Uniform %7
%145 = OpTypePointer Function %7
%4 = OpFunction %2 None %3
%5 = OpLabel
%133 = OpVariable %132 Function
%21 = OpAccessChain %20 %17 %19
OpCopyMemory %12 %21 Aligned 16 Aligned|Volatile 16
OpCopyMemory %133 %12 Volatile Nontemporal|Volatile
OpCopyMemory %133 %12 Nontemporal|Volatile
OpCopyMemory %133 %12 None Nontemporal|Volatile
%136 = OpAccessChain %135 %17 %30
%138 = OpAccessChain %24 %12 %19
OpCopyMemory %138 %136 None Aligned|Nontemporal 16
OpCopyMemory %138 %136 Aligned 16 Volatile
%146 = OpAccessChain %145 %133 %30
%147 = OpLoad %7 %146 Volatile|Aligned 16
%148 = OpAccessChain %24 %12 %19
OpStore %148 %147 None
OpReturn
OpFunctionEnd
)";
ASSERT_TRUE(IsEqual(env, after_transformation, context.get()));
}
}
} // namespace
} // namespace fuzz
} // namespace spvtools
|
