Imported Upstream version 5.18.0.179

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2018-10-25 08:34:57 +00:00
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commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions

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//===-- AVRMachineFuctionInfo.h - AVR machine function info -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares AVR-specific per-machine-function information.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_AVR_MACHINE_FUNCTION_INFO_H
#define LLVM_AVR_MACHINE_FUNCTION_INFO_H
#include "llvm/CodeGen/MachineFunction.h"
namespace llvm {
/// Contains AVR-specific information for each MachineFunction.
class AVRMachineFunctionInfo : public MachineFunctionInfo {
/// Indicates if a register has been spilled by the register
/// allocator.
bool HasSpills;
/// Indicates if there are any fixed size allocas present.
/// Note that if there are only variable sized allocas this is set to false.
bool HasAllocas;
/// Indicates if arguments passed using the stack are being
/// used inside the function.
bool HasStackArgs;
/// Size of the callee-saved register portion of the
/// stack frame in bytes.
unsigned CalleeSavedFrameSize;
/// FrameIndex for start of varargs area.
int VarArgsFrameIndex;
public:
AVRMachineFunctionInfo()
: HasSpills(false), HasAllocas(false), HasStackArgs(false),
CalleeSavedFrameSize(0), VarArgsFrameIndex(0) {}
explicit AVRMachineFunctionInfo(MachineFunction &MF)
: HasSpills(false), HasAllocas(false), HasStackArgs(false),
CalleeSavedFrameSize(0), VarArgsFrameIndex(0) {}
bool getHasSpills() const { return HasSpills; }
void setHasSpills(bool B) { HasSpills = B; }
bool getHasAllocas() const { return HasAllocas; }
void setHasAllocas(bool B) { HasAllocas = B; }
bool getHasStackArgs() const { return HasStackArgs; }
void setHasStackArgs(bool B) { HasStackArgs = B; }
unsigned getCalleeSavedFrameSize() const { return CalleeSavedFrameSize; }
void setCalleeSavedFrameSize(unsigned Bytes) { CalleeSavedFrameSize = Bytes; }
int getVarArgsFrameIndex() const { return VarArgsFrameIndex; }
void setVarArgsFrameIndex(int Idx) { VarArgsFrameIndex = Idx; }
};
} // end llvm namespace
#endif // LLVM_AVR_MACHINE_FUNCTION_INFO_H