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//==- XtensaMachineFunctionInfo.h - Xtensa machine function info --*- C++ -*-=//
//
// The LLVM Compiler Infrastructure
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file declares Xtensa-specific per-machine-function information.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_XTENSA_XTENSAMACHINEFUNCTIONINFO_H
#define LLVM_LIB_TARGET_XTENSA_XTENSAMACHINEFUNCTIONINFO_H
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class XtensaMachineFunctionInfo : public MachineFunctionInfo {
/// FrameIndex of the spill slot for the scratch register in BranchRelaxation.
int BranchRelaxationScratchFrameIndex = -1;
unsigned VarArgsFirstGPR;
int VarArgsOnStackFrameIndex;
int VarArgsInRegsFrameIndex;
public:
explicit XtensaMachineFunctionInfo(const Function &F,
const TargetSubtargetInfo *STI)
: VarArgsFirstGPR(0), VarArgsOnStackFrameIndex(0),
VarArgsInRegsFrameIndex(0) {}
int getBranchRelaxationScratchFrameIndex() const {
return BranchRelaxationScratchFrameIndex;
}
void setBranchRelaxationScratchFrameIndex(int Index) {
BranchRelaxationScratchFrameIndex = Index;
}
unsigned getVarArgsFirstGPR() const { return VarArgsFirstGPR; }
void setVarArgsFirstGPR(unsigned GPR) { VarArgsFirstGPR = GPR; }
int getVarArgsOnStackFrameIndex() const { return VarArgsOnStackFrameIndex; }
void setVarArgsOnStackFrameIndex(int FI) { VarArgsOnStackFrameIndex = FI; }
// Get and set the frame index of the first stack vararg.
int getVarArgsInRegsFrameIndex() const { return VarArgsInRegsFrameIndex; }
void setVarArgsInRegsFrameIndex(int FI) { VarArgsInRegsFrameIndex = FI; }
};
} // namespace llvm
#endif /* LLVM_LIB_TARGET_XTENSA_XTENSAMACHINEFUNCTIONINFO_H */
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