82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
//===-- 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;
|
|
|
|
TargetFrameInfo::~TargetFrameInfo()
|
|
{
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// 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;
|
|
}
|
|
|