//===- MBlazeRegisterInfo.cpp - MBlaze Register Information -== -*- C++ -*-===//
-//DJ
+//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
-#include "llvm/Target/TargetFrameInfo.h"
+#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/STLExtras.h"
+#define GET_REGINFO_TARGET_DESC
+#include "MBlazeGenRegisterInfo.inc"
+
using namespace llvm;
MBlazeRegisterInfo::
MBlazeRegisterInfo(const MBlazeSubtarget &ST, const TargetInstrInfo &tii)
- : MBlazeGenRegisterInfo(MBlaze::ADJCALLSTACKDOWN, MBlaze::ADJCALLSTACKUP),
- Subtarget(ST), TII(tii) {}
-
-/// getRegisterNumbering - Given the enum value for some register, e.g.
-/// MBlaze::R0, return the number that it corresponds to (e.g. 0).
-unsigned MBlazeRegisterInfo::getRegisterNumbering(unsigned RegEnum) {
- switch (RegEnum) {
- case MBlaze::R0 : return 0;
- case MBlaze::R1 : return 1;
- case MBlaze::R2 : return 2;
- case MBlaze::R3 : return 3;
- case MBlaze::R4 : return 4;
- case MBlaze::R5 : return 5;
- case MBlaze::R6 : return 6;
- case MBlaze::R7 : return 7;
- case MBlaze::R8 : return 8;
- case MBlaze::R9 : return 9;
- case MBlaze::R10 : return 10;
- case MBlaze::R11 : return 11;
- case MBlaze::R12 : return 12;
- case MBlaze::R13 : return 13;
- case MBlaze::R14 : return 14;
- case MBlaze::R15 : return 15;
- case MBlaze::R16 : return 16;
- case MBlaze::R17 : return 17;
- case MBlaze::R18 : return 18;
- case MBlaze::R19 : return 19;
- case MBlaze::R20 : return 20;
- case MBlaze::R21 : return 21;
- case MBlaze::R22 : return 22;
- case MBlaze::R23 : return 23;
- case MBlaze::R24 : return 24;
- case MBlaze::R25 : return 25;
- case MBlaze::R26 : return 26;
- case MBlaze::R27 : return 27;
- case MBlaze::R28 : return 28;
- case MBlaze::R29 : return 29;
- case MBlaze::R30 : return 30;
- case MBlaze::R31 : return 31;
- case MBlaze::RPC : return 0x0000;
- case MBlaze::RMSR : return 0x0001;
- case MBlaze::REAR : return 0x0003;
- case MBlaze::RESR : return 0x0005;
- case MBlaze::RFSR : return 0x0007;
- case MBlaze::RBTR : return 0x000B;
- case MBlaze::REDR : return 0x000D;
- case MBlaze::RPID : return 0x1000;
- case MBlaze::RZPR : return 0x1001;
- case MBlaze::RTLBX : return 0x1002;
- case MBlaze::RTLBLO : return 0x1003;
- case MBlaze::RTLBHI : return 0x1004;
- case MBlaze::RPVR0 : return 0x2000;
- case MBlaze::RPVR1 : return 0x2001;
- case MBlaze::RPVR2 : return 0x2002;
- case MBlaze::RPVR3 : return 0x2003;
- case MBlaze::RPVR4 : return 0x2004;
- case MBlaze::RPVR5 : return 0x2005;
- case MBlaze::RPVR6 : return 0x2006;
- case MBlaze::RPVR7 : return 0x2007;
- case MBlaze::RPVR8 : return 0x2008;
- case MBlaze::RPVR9 : return 0x2009;
- case MBlaze::RPVR10 : return 0x200A;
- case MBlaze::RPVR11 : return 0x200B;
- default: llvm_unreachable("Unknown register number!");
- }
- return 0; // Not reached
-}
-
-/// getRegisterFromNumbering - Given the enum value for some register, e.g.
-/// MBlaze::R0, return the number that it corresponds to (e.g. 0).
-unsigned MBlazeRegisterInfo::getRegisterFromNumbering(unsigned Reg) {
- switch (Reg) {
- case 0 : return MBlaze::R0;
- case 1 : return MBlaze::R1;
- case 2 : return MBlaze::R2;
- case 3 : return MBlaze::R3;
- case 4 : return MBlaze::R4;
- case 5 : return MBlaze::R5;
- case 6 : return MBlaze::R6;
- case 7 : return MBlaze::R7;
- case 8 : return MBlaze::R8;
- case 9 : return MBlaze::R9;
- case 10 : return MBlaze::R10;
- case 11 : return MBlaze::R11;
- case 12 : return MBlaze::R12;
- case 13 : return MBlaze::R13;
- case 14 : return MBlaze::R14;
- case 15 : return MBlaze::R15;
- case 16 : return MBlaze::R16;
- case 17 : return MBlaze::R17;
- case 18 : return MBlaze::R18;
- case 19 : return MBlaze::R19;
- case 20 : return MBlaze::R20;
- case 21 : return MBlaze::R21;
- case 22 : return MBlaze::R22;
- case 23 : return MBlaze::R23;
- case 24 : return MBlaze::R24;
- case 25 : return MBlaze::R25;
- case 26 : return MBlaze::R26;
- case 27 : return MBlaze::R27;
- case 28 : return MBlaze::R28;
- case 29 : return MBlaze::R29;
- case 30 : return MBlaze::R30;
- case 31 : return MBlaze::R31;
- default: llvm_unreachable("Unknown register number!");
- }
- return 0; // Not reached
-}
-
-unsigned MBlazeRegisterInfo::getSpecialRegisterFromNumbering(unsigned Reg) {
- switch (Reg) {
- case 0x0000 : return MBlaze::RPC;
- case 0x0001 : return MBlaze::RMSR;
- case 0x0003 : return MBlaze::REAR;
- case 0x0005 : return MBlaze::RESR;
- case 0x0007 : return MBlaze::RFSR;
- case 0x000B : return MBlaze::RBTR;
- case 0x000D : return MBlaze::REDR;
- case 0x1000 : return MBlaze::RPID;
- case 0x1001 : return MBlaze::RZPR;
- case 0x1002 : return MBlaze::RTLBX;
- case 0x1003 : return MBlaze::RTLBLO;
- case 0x1004 : return MBlaze::RTLBHI;
- case 0x2000 : return MBlaze::RPVR0;
- case 0x2001 : return MBlaze::RPVR1;
- case 0x2002 : return MBlaze::RPVR2;
- case 0x2003 : return MBlaze::RPVR3;
- case 0x2004 : return MBlaze::RPVR4;
- case 0x2005 : return MBlaze::RPVR5;
- case 0x2006 : return MBlaze::RPVR6;
- case 0x2007 : return MBlaze::RPVR7;
- case 0x2008 : return MBlaze::RPVR8;
- case 0x2009 : return MBlaze::RPVR9;
- case 0x200A : return MBlaze::RPVR10;
- case 0x200B : return MBlaze::RPVR11;
- default: llvm_unreachable("Unknown register number!");
- }
- return 0; // Not reached
-}
+ : MBlazeGenRegisterInfo(MBlaze::R15), Subtarget(ST), TII(tii) {}
unsigned MBlazeRegisterInfo::getPICCallReg() {
return MBlaze::R20;
void MBlazeRegisterInfo::
eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const {
- const TargetFrameInfo *TFI = MF.getTarget().getFrameInfo();
+ const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
if (!TFI->hasReservedCallFrame(MF)) {
// If we have a frame pointer, turn the adjcallstackup instruction into a
// We need to keep the stack aligned properly. To do this, we round the
// amount of space needed for the outgoing arguments up to the next
// alignment boundary.
- unsigned Align = MF.getTarget().getFrameInfo()->getStackAlignment();
+ unsigned Align = TFI->getStackAlignment();
Amount = (Amount+Align-1)/Align*Align;
MachineInstr *New;
MachineInstr &MI = *II;
MachineFunction &MF = *MI.getParent()->getParent();
MachineFrameInfo *MFI = MF.getFrameInfo();
- MBlazeFunctionInfo *MBlazeFI = MF.getInfo<MBlazeFunctionInfo>();
unsigned i = 0;
while (!MI.getOperand(i).isFI()) {
dbgs() << "<--------->\n" << MI);
int FrameIndex = MI.getOperand(i).getIndex();
- int stackSize = MF.getFrameInfo()->getStackSize();
- int spOffset = MF.getFrameInfo()->getObjectOffset(FrameIndex);
+ int stackSize = MFI->getStackSize();
+ int spOffset = MFI->getObjectOffset(FrameIndex);
- DEBUG(dbgs() << "FrameIndex : " << FrameIndex << "\n"
+ DEBUG(MBlazeFunctionInfo *MBlazeFI = MF.getInfo<MBlazeFunctionInfo>();
+ dbgs() << "FrameIndex : " << FrameIndex << "\n"
<< "spOffset : " << spOffset << "\n"
<< "stackSize : " << stackSize << "\n"
<< "isFixed : " << MFI->isFixedObjectIndex(FrameIndex) << "\n"
MFI->setObjectOffset(MBlazeFI->getGPFI(), MBlazeFI->getGPStackOffset());
}
-unsigned MBlazeRegisterInfo::getRARegister() const {
- return MBlaze::R15;
-}
-
unsigned MBlazeRegisterInfo::getFrameRegister(const MachineFunction &MF) const {
- const TargetFrameInfo *TFI = MF.getTarget().getFrameInfo();
+ const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
return TFI->hasFP(MF) ? MBlaze::R19 : MBlaze::R1;
}
llvm_unreachable("What is the exception handler register");
return 0;
}
-
-int MBlazeRegisterInfo::getDwarfRegNum(unsigned RegNo, bool isEH) const {
- return MBlazeGenRegisterInfo::getDwarfRegNumFull(RegNo,0);
-}
-
-#include "MBlazeGenRegisterInfo.inc"
-
projects / oota-llvm.git / blobdiff