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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20232 91177308-0d34-0410-b5e6-96231b3b80d8
78 lines
2.1 KiB
C++
78 lines
2.1 KiB
C++
//===-- TargetFrameInfo.cpp - Implement machine frame interface -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Implements the layout of a stack frame on the target machine.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Target/TargetFrameInfo.h"
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#include <cstdlib>
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using namespace llvm;
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//===--------------------------------------------------------------------===//
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// These methods provide details of the stack frame used by Sparc, thus they
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// are Sparc specific.
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//===--------------------------------------------------------------------===//
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// This method adjusts a stack offset to meet alignment rules of target.
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int
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TargetFrameInfo::adjustAlignment(int unalignedOffset, bool growUp,
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unsigned align) const {
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abort();
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return 0;
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}
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// These methods compute offsets using the frame contents for a particular
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// function. The frame contents are obtained from the MachineFunction object
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// for the given function. The rest must be implemented by the
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// machine-specific subclass.
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//
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int
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TargetFrameInfo::getIncomingArgOffset(MachineFunction& mcInfo, unsigned argNum)
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const {
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abort();
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return 0;
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}
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int
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TargetFrameInfo::getOutgoingArgOffset(MachineFunction& mcInfo,
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unsigned argNum) const {
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abort();
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return 0;
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}
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int
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TargetFrameInfo::getFirstAutomaticVarOffset(MachineFunction& mcInfo,
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bool& growUp) const {
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abort();
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return 0;
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}
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int
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TargetFrameInfo::getRegSpillAreaOffset(MachineFunction& mcInfo, bool& growUp)
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const {
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abort();
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return 0;
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}
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int
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TargetFrameInfo::getTmpAreaOffset(MachineFunction& mcInfo, bool& growUp) const {
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abort();
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return 0;
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}
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int
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TargetFrameInfo::getDynamicAreaOffset(MachineFunction& mcInfo, bool& growUp)
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const {
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abort();
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return 0;
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}
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