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Remove uses of the TargetMachine from X86FrameLowering.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210223 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2014-06-05 00:09:05 +00:00
parent 6db82d3819
commit 1e135990c7
3 changed files with 25 additions and 19 deletions
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37
lib/Target/X86/X86FrameLowering.cpp
View File

@ -45,7 +45,7 @@ bool X86FrameLowering::hasReservedCallFrame(const MachineFunction &MF) const {
bool X86FrameLowering::hasFP(const MachineFunction &MF) const {
const MachineFrameInfo *MFI = MF.getFrameInfo();
const MachineModuleInfo &MMI = MF.getMMI();
const TargetRegisterInfo *RegInfo = TM.getRegisterInfo();
const TargetRegisterInfo *RegInfo = MF.getTarget().getRegisterInfo();
return (MF.getTarget().Options.DisableFramePointerElim(MF) ||
RegInfo->needsStackRealignment(MF) ||
@ -312,13 +312,14 @@ void X86FrameLowering::emitCalleeSavedFrameMoves(
MachineFrameInfo *MFI = MF.getFrameInfo();
MachineModuleInfo &MMI = MF.getMMI();
const MCRegisterInfo *MRI = MMI.getContext().getRegisterInfo();
const X86InstrInfo &TII = *TM.getInstrInfo();
const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
// Add callee saved registers to move list.
const std::vector<CalleeSavedInfo> &CSI = MFI->getCalleeSavedInfo();
if (CSI.empty()) return;
const X86RegisterInfo *RegInfo = TM.getRegisterInfo();
const X86RegisterInfo *RegInfo =
static_cast<const X86RegisterInfo *>(MF.getTarget().getRegisterInfo());
bool HasFP = hasFP(MF);
// Calculate amount of bytes used for return address storing.
@ -400,8 +401,9 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const {
MachineBasicBlock::iterator MBBI = MBB.begin();
MachineFrameInfo *MFI = MF.getFrameInfo();
const Function *Fn = MF.getFunction();
const X86RegisterInfo *RegInfo = TM.getRegisterInfo();
const X86InstrInfo &TII = *TM.getInstrInfo();
const X86RegisterInfo *RegInfo =
static_cast<const X86RegisterInfo *>(MF.getTarget().getRegisterInfo());
const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
MachineModuleInfo &MMI = MF.getMMI();
X86MachineFunctionInfo *X86FI = MF.getInfo<X86MachineFunctionInfo>();
bool needsFrameMoves = MMI.hasDebugInfo() ||
@ -719,8 +721,9 @@ void X86FrameLowering::emitEpilogue(MachineFunction &MF,
MachineBasicBlock &MBB) const {
const MachineFrameInfo *MFI = MF.getFrameInfo();
X86MachineFunctionInfo *X86FI = MF.getInfo<X86MachineFunctionInfo>();
const X86RegisterInfo *RegInfo = TM.getRegisterInfo();
const X86InstrInfo &TII = *TM.getInstrInfo();
const X86RegisterInfo *RegInfo =
static_cast<const X86RegisterInfo *>(MF.getTarget().getRegisterInfo());
const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
MachineBasicBlock::iterator MBBI = MBB.getLastNonDebugInstr();
assert(MBBI != MBB.end() && "Returning block has no instructions");
unsigned RetOpcode = MBBI->getOpcode();
@ -1065,9 +1068,10 @@ bool X86FrameLowering::restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
void
X86FrameLowering::processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
RegScavenger *RS) const {
RegScavenger *RS) const {
MachineFrameInfo *MFI = MF.getFrameInfo();
const X86RegisterInfo *RegInfo = TM.getRegisterInfo();
const X86RegisterInfo *RegInfo =
static_cast<const X86RegisterInfo *>(MF.getTarget().getRegisterInfo());
unsigned SlotSize = RegInfo->getSlotSize();
X86MachineFunctionInfo *X86FI = MF.getInfo<X86MachineFunctionInfo>();
@ -1160,7 +1164,7 @@ void
X86FrameLowering::adjustForSegmentedStacks(MachineFunction &MF) const {
MachineBasicBlock &prologueMBB = MF.front();
MachineFrameInfo *MFI = MF.getFrameInfo();
const X86InstrInfo &TII = *TM.getInstrInfo();
const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
uint64_t StackSize;
bool Is64Bit = STI.is64Bit();
unsigned TlsReg, TlsOffset;
@ -1368,9 +1372,11 @@ X86FrameLowering::adjustForSegmentedStacks(MachineFunction &MF) const {
/// temp0 = sp - MaxStack
/// if( temp0 < SP_LIMIT(P) ) goto IncStack else goto OldStart
void X86FrameLowering::adjustForHiPEPrologue(MachineFunction &MF) const {
const X86InstrInfo &TII = *TM.getInstrInfo();
const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
MachineFrameInfo *MFI = MF.getFrameInfo();
const unsigned SlotSize = TM.getRegisterInfo()->getSlotSize();
const unsigned SlotSize =
static_cast<const X86RegisterInfo *>(MF.getTarget().getRegisterInfo())
->getSlotSize();
const bool Is64Bit = STI.is64Bit();
DebugLoc DL;
// HiPE-specific values
@ -1499,8 +1505,9 @@ void X86FrameLowering::adjustForHiPEPrologue(MachineFunction &MF) const {
void X86FrameLowering::
eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const {
const X86InstrInfo &TII = *TM.getInstrInfo();
const X86RegisterInfo &RegInfo = *TM.getRegisterInfo();
const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
const X86RegisterInfo &RegInfo =
*static_cast<const X86RegisterInfo *>(MF.getTarget().getRegisterInfo());
unsigned StackPtr = RegInfo.getStackRegister();
bool reseveCallFrame = hasReservedCallFrame(MF);
int Opcode = I->getOpcode();
@ -1522,7 +1529,7 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
// 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 StackAlign = TM.getFrameLowering()->getStackAlignment();
unsigned StackAlign = MF.getTarget().getFrameLowering()->getStackAlignment();
Amount = (Amount + StackAlign - 1) / StackAlign * StackAlign;
MachineInstr *New = nullptr;

5
lib/Target/X86/X86FrameLowering.h
View File

@ -23,14 +23,13 @@ class MCSymbol;
class X86TargetMachine;
class X86FrameLowering : public TargetFrameLowering {
const X86TargetMachine &TM;
const X86Subtarget &STI;
public:
explicit X86FrameLowering(const X86TargetMachine &tm, const X86Subtarget &sti)
explicit X86FrameLowering(const X86Subtarget &sti)
: TargetFrameLowering(StackGrowsDown,
sti.getStackAlignment(),
(sti.is64Bit() ? -8 : -4)),
TM(tm), STI(sti) {
STI(sti) {
}
void emitCalleeSavedFrameMoves(MachineBasicBlock &MBB,

2
lib/Target/X86/X86TargetMachine.cpp
View File

@ -77,7 +77,7 @@ X86TargetMachine::X86TargetMachine(const Target &T, StringRef TT,
CodeGenOpt::Level OL)
: LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
Subtarget(TT, CPU, FS, Options.StackAlignmentOverride),
FrameLowering(*this, Subtarget),
FrameLowering(Subtarget),
InstrItins(Subtarget.getInstrItineraryData()),
DL(computeDataLayout(*getSubtargetImpl())),
InstrInfo(*this),