// Copyright 2023 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/break_if.h"

#include <utility>

#include "src/tint/lang/core/ir/block.h"
#include "src/tint/lang/core/ir/clone_context.h"
#include "src/tint/lang/core/ir/loop.h"
#include "src/tint/lang/core/ir/module.h"
#include "src/tint/lang/core/ir/multi_in_block.h"
#include "src/tint/utils/ice/ice.h"

TINT_INSTANTIATE_TYPEINFO(tint::core::ir::BreakIf);

namespace tint::core::ir {

BreakIf::BreakIf(Value* condition, ir::Loop* loop, VectorRef<Value*> args) : loop_(loop) {
    TINT_ASSERT(loop_);

    AddOperand(BreakIf::kConditionOperandOffset, condition);
    AddOperands(BreakIf::kArgsOperandOffset, std::move(args));

    if (loop_) {
        loop_->Body()->AddInboundSiblingBranch(this);
    }
}

BreakIf::~BreakIf() = default;

BreakIf* BreakIf::Clone(CloneContext& ctx) {
    auto* loop = ctx.Remap(loop_);
    auto* cond = ctx.Remap(Condition());
    auto args = ctx.Remap<BreakIf::kDefaultNumOperands>(Args());
    return ctx.ir.instructions.Create<BreakIf>(cond, loop, args);
}

}  // namespace tint::core::ir