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// Copyright 2022 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/ir/instruction.h"
#include "src/tint/debug.h"
#include "src/tint/ir/block.h"
TINT_INSTANTIATE_TYPEINFO(tint::ir::Instruction);
namespace tint::ir {
Instruction::Instruction() = default;
Instruction::~Instruction() = default;
void Instruction::Destroy() {
TINT_ASSERT(IR, Alive());
if (Block()) {
Remove();
}
for (auto* result : Results()) {
result->SetSource(nullptr);
result->Destroy();
}
alive_ = false;
}
void Instruction::InsertBefore(Instruction* before) {
TINT_ASSERT_OR_RETURN(IR, before);
TINT_ASSERT_OR_RETURN(IR, before->Block() != nullptr);
before->Block()->InsertBefore(before, this);
}
void Instruction::InsertAfter(Instruction* after) {
TINT_ASSERT_OR_RETURN(IR, after);
TINT_ASSERT_OR_RETURN(IR, after->Block() != nullptr);
after->Block()->InsertAfter(after, this);
}
void Instruction::ReplaceWith(Instruction* replacement) {
TINT_ASSERT_OR_RETURN(IR, replacement);
TINT_ASSERT_OR_RETURN(IR, Block() != nullptr);
Block()->Replace(this, replacement);
}
void Instruction::Remove() {
TINT_ASSERT_OR_RETURN(IR, Block() != nullptr);
Block()->Remove(this);
}
} // namespace tint::ir