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42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
//===--------- llvm/AddressingMode.h - Addressing Mode -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// This file contains addressing mode data structures which are shared
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// between LSR and a number of places in the codegen.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ADDRESSING_MODE_H
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#define LLVM_ADDRESSING_MODE_H
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#include "llvm/Support/DataTypes.h"
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namespace llvm {
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class GlobalValue;
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/// AddrMode - This represents an addressing mode of:
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/// BaseGV + BaseOffs + BaseReg + Scale*ScaleReg
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/// If BaseGV is null, there is no BaseGV.
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/// If BaseOffs is zero, there is no base offset.
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/// If HasBaseReg is false, there is no base register.
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/// If Scale is zero, there is no ScaleReg. Scale of 1 indicates a reg with
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/// no scale.
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///
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struct AddrMode {
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GlobalValue *BaseGV;
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int64_t BaseOffs;
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bool HasBaseReg;
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int64_t Scale;
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AddrMode() : BaseGV(0), BaseOffs(0), HasBaseReg(false), Scale(0) {}
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};
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} // End llvm namespace
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#endif
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