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// Copyright 2021 The Tint Authors.
//
// 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 "src/tint/program_id.h"
#include <atomic>
namespace tint {
namespace {
std::atomic<uint32_t> next_program_id{1};
} // namespace
ProgramID::ProgramID() = default;
ProgramID::ProgramID(uint32_t id) : val(id) {}
ProgramID ProgramID::New() {
return ProgramID(next_program_id++);
}
namespace detail {
/// AssertProgramIDsEqual is called by TINT_ASSERT_PROGRAM_IDS_EQUAL() and
/// TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID() to assert that the ProgramIDs
/// `a` and `b` are equal.
void AssertProgramIDsEqual(ProgramID a,
ProgramID b,
bool if_valid,
diag::System system,
const char* msg,
const char* file,
size_t line) {
if (a == b) {
return; // matched
}
if (if_valid && (!a || !b)) {
return; // a or b were not valid
}
diag::List diagnostics;
tint::InternalCompilerError(file, line, system, diagnostics) << msg;
}
} // namespace detail
} // namespace tint