| // 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/lang/core/ir/instruction.h" |
| |
| #include "src/tint/lang/core/ir/block.h" |
| #include "src/tint/utils/debug/debug.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(); |
| } |
| flags_.Add(Flag::kDead); |
| } |
| |
| 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 |