SPIRV-Tools/test/reduce/reduce_test_util.cpp
Alastair Donaldson 9ce7a2fb62
spirv-reduce: Eliminate skeletal structured control flow construct (#4360)
This change allows spriv-reduce to get rid of a selection, switch or
loop construct if none of the instructions defined in the construct
are used outside the construct.
2021-07-06 07:14:36 +01:00

137 lines
4.4 KiB
C++

// Copyright (c) 2018 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/reduce/reduce_test_util.h"
#include <iostream>
#include "tools/io.h"
namespace spvtools {
namespace reduce {
const spvtools::MessageConsumer kConsoleMessageConsumer =
[](spv_message_level_t level, const char*, const spv_position_t& position,
const char* message) -> void {
switch (level) {
case SPV_MSG_FATAL:
case SPV_MSG_INTERNAL_ERROR:
case SPV_MSG_ERROR:
std::cerr << "error: line " << position.index << ": " << message
<< std::endl;
break;
case SPV_MSG_WARNING:
std::cout << "warning: line " << position.index << ": " << message
<< std::endl;
break;
case SPV_MSG_INFO:
std::cout << "info: line " << position.index << ": " << message
<< std::endl;
break;
default:
break;
}
};
void CheckEqual(const spv_target_env env,
const std::vector<uint32_t>& expected_binary,
const std::vector<uint32_t>& actual_binary) {
if (expected_binary != actual_binary) {
SpirvTools t(env);
std::string expected_disassembled;
std::string actual_disassembled;
ASSERT_TRUE(t.Disassemble(expected_binary, &expected_disassembled,
kReduceDisassembleOption));
ASSERT_TRUE(t.Disassemble(actual_binary, &actual_disassembled,
kReduceDisassembleOption));
ASSERT_EQ(expected_disassembled, actual_disassembled);
}
}
void CheckEqual(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);
ASSERT_TRUE(
t.Assemble(expected_text, &expected_binary, kReduceAssembleOption));
CheckEqual(env, expected_binary, actual_binary);
}
void CheckEqual(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);
CheckEqual(env, expected_text, actual_binary);
}
void CheckValid(spv_target_env env, const opt::IRContext* ir) {
std::vector<uint32_t> binary;
ir->module()->ToBinary(&binary, false);
SpirvTools tools(env);
tools.SetMessageConsumer(kConsoleMessageConsumer);
ASSERT_TRUE(tools.Validate(binary));
}
std::string ToString(spv_target_env env, const opt::IRContext* ir) {
std::vector<uint32_t> binary;
ir->module()->ToBinary(&binary, false);
SpirvTools t(env);
std::string result;
t.Disassemble(binary, &result, kReduceDisassembleOption);
return result;
}
void NopDiagnostic(spv_message_level_t /*level*/, const char* /*source*/,
const spv_position_t& /*position*/,
const char* /*message*/) {}
void CLIMessageConsumer(spv_message_level_t level, const char*,
const spv_position_t& position, const char* message) {
switch (level) {
case SPV_MSG_FATAL:
case SPV_MSG_INTERNAL_ERROR:
case SPV_MSG_ERROR:
std::cerr << "error: line " << position.index << ": " << message
<< std::endl;
break;
case SPV_MSG_WARNING:
std::cout << "warning: line " << position.index << ": " << message
<< std::endl;
break;
case SPV_MSG_INFO:
std::cout << "info: line " << position.index << ": " << message
<< std::endl;
break;
default:
break;
}
}
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 reduce
} // namespace spvtools