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ARMAsmPrinter::runOnMachineFunction LowerFORMAL_ARGUMENTS ARMInstrInfo::isMoveInstr git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28431 91177308-0d34-0410-b5e6-96231b3b80d8
54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
//===- ARMInstrInfo.cpp - ARM Instruction Information -----------*- 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 "Instituto Nokia de Tecnologia" and
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// is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the ARM implementation of the TargetInstrInfo class.
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//
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//===----------------------------------------------------------------------===//
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#include "ARMInstrInfo.h"
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#include "ARM.h"
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#include "llvm/CodeGen/MachineInstrBuilder.h"
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#include "ARMGenInstrInfo.inc"
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using namespace llvm;
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ARMInstrInfo::ARMInstrInfo()
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: TargetInstrInfo(ARMInsts, sizeof(ARMInsts)/sizeof(ARMInsts[0])) {
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}
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/// Return true if the instruction is a register to register move and
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/// leave the source and dest operands in the passed parameters.
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///
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bool ARMInstrInfo::isMoveInstr(const MachineInstr &MI,
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unsigned &SrcReg, unsigned &DstReg) const {
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return false;
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}
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/// isLoadFromStackSlot - If the specified machine instruction is a direct
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/// load from a stack slot, return the virtual or physical register number of
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/// the destination along with the FrameIndex of the loaded stack slot. If
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/// not, return 0. This predicate must return 0 if the instruction has
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/// any side effects other than loading from the stack slot.
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unsigned ARMInstrInfo::isLoadFromStackSlot(MachineInstr *MI,
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int &FrameIndex) const {
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assert(0 && "not implemented");
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return 0;
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}
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/// isStoreToStackSlot - If the specified machine instruction is a direct
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/// store to a stack slot, return the virtual or physical register number of
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/// the source reg along with the FrameIndex of the loaded stack slot. If
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/// not, return 0. This predicate must return 0 if the instruction has
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/// any side effects other than storing to the stack slot.
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unsigned ARMInstrInfo::isStoreToStackSlot(MachineInstr *MI,
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int &FrameIndex) const {
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assert(0 && "not implemented");
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return 0;
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}
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