diff options
Diffstat (limited to 'lib/Target/X86/AsmPrinter/X86MCInstLower.cpp')
| -rw-r--r-- | lib/Target/X86/AsmPrinter/X86MCInstLower.cpp | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp b/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp index 5ccddf5..d498c57 100644 --- a/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp +++ b/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp @@ -38,10 +38,8 @@ MachineModuleInfoMachO &X86MCInstLower::getMachOMMI() const { MCSymbol *X86MCInstLower::GetPICBaseSymbol() const { - SmallString<60> Name; - raw_svector_ostream(Name) << AsmPrinter.MAI->getPrivateGlobalPrefix() - << AsmPrinter.getFunctionNumber() << "$pb"; - return Ctx.GetOrCreateSymbol(Name.str()); + return Ctx.GetOrCreateSymbol(Twine(AsmPrinter.MAI->getPrivateGlobalPrefix())+ + Twine(AsmPrinter.getFunctionNumber())+"$pb"); } @@ -308,6 +306,8 @@ void X86MCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const { MI->dump(); llvm_unreachable("unknown operand type"); case MachineOperand::MO_Register: + // Ignore all implicit register operands. + if (MO.isImplicit()) continue; MCOp = MCOperand::CreateReg(MO.getReg()); break; case MachineOperand::MO_Immediate: @@ -449,10 +449,9 @@ void X86AsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI) { // MYGLOBAL + (. - PICBASE) // However, we can't generate a ".", so just emit a new label here and refer // to it. We know that this operand flag occurs at most once per function. - SmallString<64> Name; - raw_svector_ostream(Name) << MAI->getPrivateGlobalPrefix() - << "picbaseref" << getFunctionNumber(); - MCSymbol *DotSym = OutContext.GetOrCreateSymbol(Name.str()); + const char *Prefix = MAI->getPrivateGlobalPrefix(); + MCSymbol *DotSym = OutContext.GetOrCreateSymbol(Twine(Prefix)+"picbaseref"+ + Twine(getFunctionNumber())); OutStreamer.EmitLabel(DotSym); // Now that we have emitted the label, lower the complex operand expression. |
