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Reuse a bunch of cached subtargets and remove getSubtarget calls

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without a Function argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227647 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2015-01-31 00:06:45 +00:00
parent abac0e8591
commit 10b963632c
5 changed files with 31 additions and 29 deletions
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16
lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
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@ -127,8 +127,7 @@ struct RxSBGOperands {
};
class SystemZDAGToDAGISel : public SelectionDAGISel {
const SystemZTargetLowering &Lowering;
const SystemZSubtarget &Subtarget;
const SystemZSubtarget *Subtarget;
// Used by SystemZOperands.td to create integer constants.
inline SDValue getImm(const SDNode *Node, uint64_t Imm) const {
@ -140,7 +139,7 @@ class SystemZDAGToDAGISel : public SelectionDAGISel {
}
const SystemZInstrInfo *getInstrInfo() const {
return getTargetMachine().getSubtargetImpl()->getInstrInfo();
return Subtarget->getInstrInfo();
}
// Try to fold more of the base or index of AM into AM, where IsBase
@ -315,9 +314,12 @@ class SystemZDAGToDAGISel : public SelectionDAGISel {
public:
SystemZDAGToDAGISel(SystemZTargetMachine &TM, CodeGenOpt::Level OptLevel)
: SelectionDAGISel(TM, OptLevel),
Lowering(*TM.getSubtargetImpl()->getTargetLowering()),
Subtarget(*TM.getSubtargetImpl()) {}
: SelectionDAGISel(TM, OptLevel) {}
bool runOnMachineFunction(MachineFunction &MF) override {
Subtarget = &MF.getSubtarget<SystemZSubtarget>();
return SelectionDAGISel::runOnMachineFunction(MF);
}
// Override MachineFunctionPass.
const char *getPassName() const override {
@ -897,7 +899,7 @@ SDNode *SystemZDAGToDAGISel::tryRISBGZero(SDNode *N) {
unsigned Opcode = SystemZ::RISBG;
EVT OpcodeVT = MVT::i64;
if (VT == MVT::i32 && Subtarget.hasHighWord()) {
if (VT == MVT::i32 && Subtarget->hasHighWord()) {
Opcode = SystemZ::RISBMux;
OpcodeVT = MVT::i32;
RISBG.Start &= 31;

35
lib/Target/SystemZ/SystemZISelLowering.cpp
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@ -80,9 +80,9 @@ static MachineOperand earlyUseOperand(MachineOperand Op) {
return Op;
}
SystemZTargetLowering::SystemZTargetLowering(const TargetMachine &tm)
: TargetLowering(tm),
Subtarget(tm.getSubtarget<SystemZSubtarget>()) {
SystemZTargetLowering::SystemZTargetLowering(const TargetMachine &tm,
const SystemZSubtarget &STI)
: TargetLowering(tm), Subtarget(STI) {
MVT PtrVT = getPointerTy();
// Set up the register classes.
@ -676,9 +676,9 @@ LowerFormalArguments(SDValue Chain, CallingConv::ID CallConv, bool IsVarArg,
MachineFrameInfo *MFI = MF.getFrameInfo();
MachineRegisterInfo &MRI = MF.getRegInfo();
SystemZMachineFunctionInfo *FuncInfo =
MF.getInfo<SystemZMachineFunctionInfo>();
auto *TFL = static_cast<const SystemZFrameLowering *>(
DAG.getSubtarget().getFrameLowering());
MF.getInfo<SystemZMachineFunctionInfo>();
auto *TFL =
static_cast<const SystemZFrameLowering *>(Subtarget.getFrameLowering());
// Assign locations to all of the incoming arguments.
SmallVector<CCValAssign, 16> ArgLocs;
@ -917,8 +917,7 @@ SystemZTargetLowering::LowerCall(CallLoweringInfo &CLI,
RegsToPass[I].second.getValueType()));
// Add a register mask operand representing the call-preserved registers.
const TargetRegisterInfo *TRI =
getTargetMachine().getSubtargetImpl()->getRegisterInfo();
const TargetRegisterInfo *TRI = Subtarget.getRegisterInfo();
const uint32_t *Mask = TRI->getCallPreservedMask(CallConv);
assert(Mask && "Missing call preserved mask for calling convention");
Ops.push_back(DAG.getRegisterMask(Mask));
@ -2614,8 +2613,8 @@ static unsigned forceReg(MachineInstr *MI, MachineOperand &Base,
MachineBasicBlock *
SystemZTargetLowering::emitSelect(MachineInstr *MI,
MachineBasicBlock *MBB) const {
const SystemZInstrInfo *TII = static_cast<const SystemZInstrInfo *>(
MBB->getParent()->getSubtarget().getInstrInfo());
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
unsigned DestReg = MI->getOperand(0).getReg();
unsigned TrueReg = MI->getOperand(1).getReg();
@ -2663,8 +2662,8 @@ SystemZTargetLowering::emitCondStore(MachineInstr *MI,
MachineBasicBlock *MBB,
unsigned StoreOpcode, unsigned STOCOpcode,
bool Invert) const {
const SystemZInstrInfo *TII = static_cast<const SystemZInstrInfo *>(
MBB->getParent()->getSubtarget().getInstrInfo());
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
unsigned SrcReg = MI->getOperand(0).getReg();
MachineOperand Base = MI->getOperand(1);
@ -2733,7 +2732,7 @@ SystemZTargetLowering::emitAtomicLoadBinary(MachineInstr *MI,
bool Invert) const {
MachineFunction &MF = *MBB->getParent();
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
MachineRegisterInfo &MRI = MF.getRegInfo();
bool IsSubWord = (BitSize < 32);
@ -2853,7 +2852,7 @@ SystemZTargetLowering::emitAtomicLoadMinMax(MachineInstr *MI,
unsigned BitSize) const {
MachineFunction &MF = *MBB->getParent();
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
MachineRegisterInfo &MRI = MF.getRegInfo();
bool IsSubWord = (BitSize < 32);
@ -2965,7 +2964,7 @@ SystemZTargetLowering::emitAtomicCmpSwapW(MachineInstr *MI,
MachineBasicBlock *MBB) const {
MachineFunction &MF = *MBB->getParent();
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
MachineRegisterInfo &MRI = MF.getRegInfo();
// Extract the operands. Base can be a register or a frame index.
@ -3082,7 +3081,7 @@ SystemZTargetLowering::emitExt128(MachineInstr *MI,
bool ClearEven, unsigned SubReg) const {
MachineFunction &MF = *MBB->getParent();
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
MachineRegisterInfo &MRI = MF.getRegInfo();
DebugLoc DL = MI->getDebugLoc();
@ -3114,7 +3113,7 @@ SystemZTargetLowering::emitMemMemWrapper(MachineInstr *MI,
unsigned Opcode) const {
MachineFunction &MF = *MBB->getParent();
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
MachineRegisterInfo &MRI = MF.getRegInfo();
DebugLoc DL = MI->getDebugLoc();
@ -3284,7 +3283,7 @@ SystemZTargetLowering::emitStringWrapper(MachineInstr *MI,
unsigned Opcode) const {
MachineFunction &MF = *MBB->getParent();
const SystemZInstrInfo *TII =
static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
static_cast<const SystemZInstrInfo *>(Subtarget.getInstrInfo());
MachineRegisterInfo &MRI = MF.getRegInfo();
DebugLoc DL = MI->getDebugLoc();

3
lib/Target/SystemZ/SystemZISelLowering.h
View File

@ -198,7 +198,8 @@ class SystemZTargetMachine;
class SystemZTargetLowering : public TargetLowering {
public:
explicit SystemZTargetLowering(const TargetMachine &TM);
explicit SystemZTargetLowering(const TargetMachine &TM,
const SystemZSubtarget &STI);
// Override TargetLowering.
MVT getScalarShiftAmountTy(EVT LHSTy) const override {

4
lib/Target/SystemZ/SystemZProcessors.td
View File

@ -12,12 +12,12 @@
//===----------------------------------------------------------------------===//
class SystemZFeature<string extname, string intname, string desc>
: Predicate<"Subtarget.has"##intname##"()">,
: Predicate<"Subtarget->has"##intname##"()">,
AssemblerPredicate<"Feature"##intname, extname>,
SubtargetFeature<extname, "Has"##intname, "true", desc>;
class SystemZMissingFeature<string intname>
: Predicate<"!Subtarget.has"##intname##"()">;
: Predicate<"!Subtarget->has"##intname##"()">;
def FeatureDistinctOps : SystemZFeature<
"distinct-ops", "DistinctOps",

2
lib/Target/SystemZ/SystemZSubtarget.cpp
View File

@ -45,7 +45,7 @@ SystemZSubtarget::SystemZSubtarget(const std::string &TT,
HasLoadStoreOnCond(false), HasHighWord(false), HasFPExtension(false),
HasFastSerialization(false), HasInterlockedAccess1(false),
TargetTriple(TT), InstrInfo(initializeSubtargetDependencies(CPU, FS)),
TLInfo(TM), TSInfo(*TM.getDataLayout()), FrameLowering() {}
TLInfo(TM, *this), TSInfo(*TM.getDataLayout()), FrameLowering() {}
// Return true if GV binds locally under reloc model RM.
static bool bindsLocally(const GlobalValue *GV, Reloc::Model RM) {