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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/instruction_descriptor.h"
#include "gtest/gtest.h"
#include "source/fuzz/fuzzer_util.h"
#include "test/fuzz/fuzz_test_util.h"
namespace spvtools {
namespace fuzz {
namespace {
TEST(InstructionDescriptorTest, 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 0
%7 = OpTypePointer Function %6
%9 = OpConstant %6 0
%10 = OpTypeInt 32 1
%11 = OpTypePointer Function %10
%13 = OpConstant %10 2
%32 = OpConstant %10 0
%4 = OpFunction %2 None %3
%5 = OpLabel
%164 = OpVariable %11 Function
%165 = OpVariable %11 Function
OpBranch %16
%16 = OpLabel
OpStore %164 %32
OpStore %165 %13
OpReturn
OpFunctionEnd
)";
const auto env = SPV_ENV_UNIVERSAL_1_4;
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));
for (auto& function : *context->module()) {
for (auto& block : function) {
for (auto inst_it = block.cbegin(); inst_it != block.cend(); ++inst_it) {
ASSERT_EQ(&*inst_it,
FindInstruction(MakeInstructionDescriptor(block, inst_it),
context.get()));
}
}
}
}
} // namespace
} // namespace fuzz
} // namespace spvtools
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