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//===-- TargetFrameInfo.cpp - Implement machine frame interface -*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Implements the layout of a stack frame on the target machine.
//
//===----------------------------------------------------------------------===//
#include "llvm/Target/TargetFrameInfo.h"
#include <cstdlib>
using namespace llvm;
//===--------------------------------------------------------------------===//
// These methods provide details of the stack frame used by Sparc, thus they
// are Sparc specific.
//===--------------------------------------------------------------------===//
// This method adjusts a stack offset to meet alignment rules of target.
int
TargetFrameInfo::adjustAlignment(int unalignedOffset, bool growUp,
unsigned align) const {
abort();
return 0;
}
// These methods compute offsets using the frame contents for a particular
// function. The frame contents are obtained from the MachineFunction object
// for the given function. The rest must be implemented by the
// machine-specific subclass.
//
int
TargetFrameInfo::getIncomingArgOffset(MachineFunction& mcInfo, unsigned argNum)
const {
abort();
return 0;
}
int
TargetFrameInfo::getOutgoingArgOffset(MachineFunction& mcInfo,
unsigned argNum) const {
abort();
return 0;
}
int
TargetFrameInfo::getFirstAutomaticVarOffset(MachineFunction& mcInfo,
bool& growUp) const {
abort();
return 0;
}
int
TargetFrameInfo::getRegSpillAreaOffset(MachineFunction& mcInfo, bool& growUp)
const {
abort();
return 0;
}
int
TargetFrameInfo::getTmpAreaOffset(MachineFunction& mcInfo, bool& growUp) const {
abort();
return 0;
}
int
TargetFrameInfo::getDynamicAreaOffset(MachineFunction& mcInfo, bool& growUp)
const {
abort();
return 0;
}
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