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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 "test/fuzz/fuzz_test_util.h"
#include <iostream>
#include "tools/io.h"
namespace spvtools {
namespace fuzz {
bool IsEqual(const spv_target_env env,
const std::vector<uint32_t>& expected_binary,
const std::vector<uint32_t>& actual_binary) {
if (expected_binary == actual_binary) {
return true;
}
SpirvTools t(env);
std::string expected_disassembled;
std::string actual_disassembled;
if (!t.Disassemble(expected_binary, &expected_disassembled,
kFuzzDisassembleOption)) {
return false;
}
if (!t.Disassemble(actual_binary, &actual_disassembled,
kFuzzDisassembleOption)) {
return false;
}
// Using expect gives us a string diff if the strings are not the same.
EXPECT_EQ(expected_disassembled, actual_disassembled);
// We then return the result of the equality comparison, to be used by an
// assertion in the test root function.
return expected_disassembled == actual_disassembled;
}
bool IsEqual(const spv_target_env env, const std::string& expected_text,
const std::vector<uint32_t>& actual_binary) {
std::vector<uint32_t> expected_binary;
SpirvTools t(env);
if (!t.Assemble(expected_text, &expected_binary, kFuzzAssembleOption)) {
return false;
}
return IsEqual(env, expected_binary, actual_binary);
}
bool IsEqual(const spv_target_env env, const std::string& expected_text,
const opt::IRContext* actual_ir) {
std::vector<uint32_t> actual_binary;
actual_ir->module()->ToBinary(&actual_binary, false);
return IsEqual(env, expected_text, actual_binary);
}
bool IsEqual(const spv_target_env env, const opt::IRContext* ir_1,
const opt::IRContext* ir_2) {
std::vector<uint32_t> binary_1;
ir_1->module()->ToBinary(&binary_1, false);
std::vector<uint32_t> binary_2;
ir_2->module()->ToBinary(&binary_2, false);
return IsEqual(env, binary_1, binary_2);
}
bool IsValid(spv_target_env env, const opt::IRContext* ir) {
std::vector<uint32_t> binary;
ir->module()->ToBinary(&binary, false);
SpirvTools t(env);
return t.Validate(binary);
}
std::string ToString(spv_target_env env, const opt::IRContext* ir) {
std::vector<uint32_t> binary;
ir->module()->ToBinary(&binary, false);
return ToString(env, binary);
}
std::string ToString(spv_target_env env, const std::vector<uint32_t>& binary) {
SpirvTools t(env);
std::string result;
t.Disassemble(binary, &result, kFuzzDisassembleOption);
return result;
}
void DumpShader(opt::IRContext* context, const char* filename) {
std::vector<uint32_t> binary;
context->module()->ToBinary(&binary, false);
DumpShader(binary, filename);
}
void DumpShader(const std::vector<uint32_t>& binary, const char* filename) {
auto write_file_succeeded =
WriteFile(filename, "wb", &binary[0], binary.size());
if (!write_file_succeeded) {
std::cerr << "Failed to dump shader" << std::endl;
}
}
} // namespace fuzz
} // namespace spvtools