-void PPCSubtarget::resetSubtargetFeatures(const MachineFunction *MF) {
- AttributeSet FnAttrs = MF->getFunction()->getAttributes();
- Attribute CPUAttr = FnAttrs.getAttribute(AttributeSet::FunctionIndex,
- "target-cpu");
- Attribute FSAttr = FnAttrs.getAttribute(AttributeSet::FunctionIndex,
- "target-features");
- std::string CPU =
- !CPUAttr.hasAttribute(Attribute::None) ? CPUAttr.getValueAsString() : "";
- std::string FS =
- !FSAttr.hasAttribute(Attribute::None) ? FSAttr.getValueAsString() : "";
- if (!FS.empty()) {
- initializeEnvironment();
- resetSubtargetFeatures(CPU, FS);
- }
-}
+PPCSubtarget::PPCSubtarget(const std::string &TT, const std::string &CPU,
+ const std::string &FS, const PPCTargetMachine &TM)
+ : PPCGenSubtargetInfo(TT, CPU, FS), TargetTriple(TT),
+ IsPPC64(TargetTriple.getArch() == Triple::ppc64 ||
+ TargetTriple.getArch() == Triple::ppc64le),
+ TM(TM), FrameLowering(initializeSubtargetDependencies(CPU, FS)),
+ InstrInfo(*this), TLInfo(TM, *this), TSInfo(TM.getDataLayout()) {}