move the pic base symbol stuff up to MachineFunction
since it is trivial and will be shared between ppc and x86.
This substantially simplifies the X86 backend also.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119089 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 103c70b..a3cd035 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1102,17 +1102,6 @@
return TargetLowering::getJumpTableEncoding();
}
-/// getPICBaseSymbol - Return the X86-32 PIC base.
-MCSymbol *
-X86TargetLowering::getPICBaseSymbol(const MachineFunction &MF) const {
-
- const MCAsmInfo &MAI = *getTargetMachine().getMCAsmInfo();
- MCContext &Ctx = MF.getContext();
- return Ctx.GetOrCreateSymbol(Twine(MAI.getPrivateGlobalPrefix())+
- Twine(MF.getFunctionNumber())+"$pb");
-}
-
-
const MCExpr *
X86TargetLowering::LowerCustomJumpTableEntry(const MachineJumpTableInfo *MJTI,
const MachineBasicBlock *MBB,
@@ -1147,7 +1136,7 @@
return TargetLowering::getPICJumpTableRelocBaseExpr(MF, JTI, Ctx);
// Otherwise, the reference is relative to the PIC base.
- return MCSymbolRefExpr::Create(getPICBaseSymbol(*MF), Ctx);
+ return MCSymbolRefExpr::Create(MF->getPICBaseSymbol(), Ctx);
}
/// getFunctionAlignment - Return the Log2 alignment of this function.