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// Copyright 2023 The Dawn & Tint Authors
//
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// 1. Redistributions of source code must retain the above copyright notice, this
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#ifndef SRC_TINT_LANG_CORE_IR_TERMINATOR_H_
#define SRC_TINT_LANG_CORE_IR_TERMINATOR_H_
#include "src/tint/lang/core/ir/operand_instruction.h"
#include "src/tint/lang/core/ir/value.h"
#include "src/tint/utils/rtti/castable.h"
// Forward declarations
namespace tint::core::ir {
class Block;
} // namespace tint::core::ir
namespace tint::core::ir {
/// The base class of all instructions that terminate a block.
class Terminator : public Castable<Terminator, OperandInstruction<1, 0>> {
public:
~Terminator() override;
/// @returns the offset of the arguments in Operands()
virtual size_t ArgsOperandOffset() const { return 0; }
/// @returns the call arguments
tint::Slice<Value* const> Args() { return operands_.Slice().Offset(ArgsOperandOffset()); }
/// @returns the call arguments
tint::Slice<const Value* const> Args() const {
return operands_.Slice().Offset(ArgsOperandOffset());
}
};
} // namespace tint::core::ir
#endif // SRC_TINT_LANG_CORE_IR_TERMINATOR_H_