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// Copyright 2023 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "src/tint/lang/core/ir/load.h"
#include "src/tint/lang/core/ir/clone_context.h"
#include "src/tint/lang/core/ir/module.h"
#include "src/tint/lang/core/type/pointer.h"
#include "src/tint/utils/ice/ice.h"
TINT_INSTANTIATE_TYPEINFO(tint::core::ir::Load);
namespace tint::core::ir {
Load::Load() {
flags_.Add(Flag::kSequenced);
}
Load::Load(InstructionResult* result, Value* from) {
flags_.Add(Flag::kSequenced);
TINT_ASSERT(from->Type()->Is<core::type::Pointer>());
TINT_ASSERT(from && from->Type()->UnwrapPtr() == result->Type());
AddOperand(Load::kFromOperandOffset, from);
AddResult(result);
}
Load::~Load() = default;
Load* Load::Clone(CloneContext& ctx) {
auto* new_result = ctx.Clone(Result(0));
auto* from = ctx.Remap(From());
return ctx.ir.instructions.Create<Load>(new_result, from);
}
} // namespace tint::core::ir