// Make sure the right MCSchedModel is used.
InitCPUSchedModel(CPUName);
- if (X86ProcFamily == IntelAtom || X86ProcFamily == IntelSLM)
- PostRAScheduler = true;
-
InstrItins = getInstrItineraryForCPU(CPUName);
// It's important to keep the MCSubtargetInfo feature bits in sync with
HasERI = false;
HasCDI = false;
HasPFI = false;
+ HasDQI = false;
+ HasBWI = false;
+ HasVLX = false;
HasADX = false;
HasSHA = false;
+ HasSGX = false;
HasPRFCHW = false;
HasRDSEED = false;
IsBTMemSlow = false;
HasCmpxchg16b = false;
UseLeaForSP = false;
HasSlowDivide = false;
- PostRAScheduler = false;
PadShortFunctions = false;
CallRegIndirect = false;
LEAUsesAG = false;
return Ret;
}
+X86Subtarget &X86Subtarget::initializeSubtargetDependencies(StringRef CPU,
+ StringRef FS) {
+ initializeEnvironment();
+ resetSubtargetFeatures(CPU, FS);
+ return *this;
+}
+
X86Subtarget::X86Subtarget(const std::string &TT, const std::string &CPU,
const std::string &FS, X86TargetMachine &TM,
unsigned StackAlignOverride)
TargetTriple.getEnvironment() != Triple::CODE16),
In16BitMode(TargetTriple.getArch() == Triple::x86 &&
TargetTriple.getEnvironment() == Triple::CODE16),
- DL(computeDataLayout(*this)), TSInfo(DL) {
- initializeEnvironment();
- resetSubtargetFeatures(CPU, FS);
- // Ordering here is important. X86InstrInfo initializes X86RegisterInfo which
- // X86TargetLowering needs.
- InstrInfo = make_unique<X86InstrInfo>(*this);
- TLInfo = make_unique<X86TargetLowering>(TM);
- FrameLowering =
- make_unique<X86FrameLowering>(TargetFrameLowering::StackGrowsDown,
- getStackAlignment(), is64Bit() ? -8 : -4);
- JITInfo = make_unique<X86JITInfo>(hasSSE1());
-}
+ DL(computeDataLayout(*this)), TSInfo(DL),
+ InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM),
+ FrameLowering(TargetFrameLowering::StackGrowsDown, getStackAlignment(),
+ is64Bit() ? -8 : -4) {}
-bool
-X86Subtarget::enablePostRAScheduler(CodeGenOpt::Level OptLevel,
- TargetSubtargetInfo::AntiDepBreakMode &Mode,
- RegClassVector &CriticalPathRCs) const {
- Mode = TargetSubtargetInfo::ANTIDEP_CRITICAL;
- CriticalPathRCs.clear();
- return PostRAScheduler && OptLevel >= CodeGenOpt::Default;
-}
-
-bool
-X86Subtarget::enableEarlyIfConversion() const {
+bool X86Subtarget::enableEarlyIfConversion() const {
return hasCMov() && X86EarlyIfConv;
}
+