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104 lines
4.1 KiB
104 lines
4.1 KiB
// Copyright (c) 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef TEST_FUZZ_FUZZ_TEST_UTIL_H_
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#define TEST_FUZZ_FUZZ_TEST_UTIL_H_
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#include <vector>
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#include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
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#include "source/fuzz/transformation.h"
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#include "source/fuzz/transformation_context.h"
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#include "source/opt/build_module.h"
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#include "source/opt/ir_context.h"
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#include "spirv-tools/libspirv.h"
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namespace spvtools {
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namespace fuzz {
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extern const spvtools::MessageConsumer kConsoleMessageConsumer;
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// Returns true if and only if the given binaries are bit-wise equal.
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bool IsEqual(spv_target_env env, const std::vector<uint32_t>& expected_binary,
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const std::vector<uint32_t>& actual_binary);
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// Assembles the given text and returns true if and only if the resulting binary
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// is bit-wise equal to the given binary.
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bool IsEqual(spv_target_env env, const std::string& expected_text,
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const std::vector<uint32_t>& actual_binary);
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// Assembles the given text and turns the given IR into binary, then returns
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// true if and only if the resulting binaries are bit-wise equal.
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bool IsEqual(spv_target_env env, const std::string& expected_text,
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const opt::IRContext* actual_ir);
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// Turns the given IRs into binaries, then returns true if and only if the
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// resulting binaries are bit-wise equal.
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bool IsEqual(spv_target_env env, const opt::IRContext* ir_1,
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const opt::IRContext* ir_2);
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// Turns |ir_2| into a binary, then returns true if and only if the resulting
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// binary is bit-wise equal to |binary_1|.
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bool IsEqual(spv_target_env env, const std::vector<uint32_t>& binary_1,
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const opt::IRContext* ir_2);
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// Assembles the given IR context, then returns its disassembly as a string.
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// Useful for debugging.
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std::string ToString(spv_target_env env, const opt::IRContext* ir);
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// Returns the disassembly of the given binary as a string.
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// Useful for debugging.
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std::string ToString(spv_target_env env, const std::vector<uint32_t>& binary);
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// Assembly options for writing fuzzer tests. It simplifies matters if
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// numeric ids do not change.
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const uint32_t kFuzzAssembleOption =
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SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS;
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// Disassembly options for writing fuzzer tests.
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const uint32_t kFuzzDisassembleOption =
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SPV_BINARY_TO_TEXT_OPTION_NO_HEADER | SPV_BINARY_TO_TEXT_OPTION_INDENT;
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// Dumps the SPIRV-V module in |context| to file |filename|. Useful for
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// interactive debugging.
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void DumpShader(opt::IRContext* context, const char* filename);
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// Dumps |binary| to file |filename|. Useful for interactive debugging.
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void DumpShader(const std::vector<uint32_t>& binary, const char* filename);
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// Dumps |transformations| to file |filename| in binary format. Useful for
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// interactive debugging.
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void DumpTransformationsBinary(
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const protobufs::TransformationSequence& transformations,
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const char* filename);
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// Dumps |transformations| to file |filename| in JSON format. Useful for
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// interactive debugging.
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void DumpTransformationsJson(
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const protobufs::TransformationSequence& transformations,
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const char* filename);
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// Applies |transformation| to |ir_context| and |transformation_context|, and
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// asserts that any ids in |ir_context| that are only present post-
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// transformation are either contained in |transformation.GetFreshIds()|, or
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// in |issued_overflow_ids|.
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void ApplyAndCheckFreshIds(
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const Transformation& transformation, opt::IRContext* ir_context,
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TransformationContext* transformation_context,
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const std::unordered_set<uint32_t>& issued_overflow_ids = {{}});
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} // namespace fuzz
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} // namespace spvtools
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#endif // TEST_FUZZ_FUZZ_TEST_UTIL_H_
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