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// Copyright 2020 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/writer/spirv/function.h"
namespace tint::writer::spirv {
Function::Function() : declaration_(Instruction{spv::Op::OpNop, {}}), label_op_(Operand(0u)) {}
Function::Function(const Instruction& declaration,
const Operand& label_op,
const InstructionList& params)
: declaration_(declaration), label_op_(label_op), params_(params) {}
Function::Function(const Function& other) = default;
Function::~Function() = default;
void Function::iterate(std::function<void(const Instruction&)> cb) const {
cb(declaration_);
for (const auto& param : params_) {
cb(param);
}
cb(Instruction{spv::Op::OpLabel, {label_op_}});
for (const auto& var : vars_) {
cb(var);
}
for (const auto& inst : instructions_) {
cb(inst);
}
cb(Instruction{spv::Op::OpFunctionEnd, {}});
}
} // namespace tint::writer::spirv