MCOperand X86ATTAsmPrinter::LowerJumpTableOperand(const MachineOperand &MO) {
SmallString<256> Name;
raw_svector_ostream(Name) << MAI->getPrivateGlobalPrefix() << "JTI"
- << getFunctionNumber() << '_' << MO.getIndex();
+ << getFunctionNumber() << '_' << MO.getIndex();
MCSymbol *NegatedSymbol = 0;
switch (MO.getTargetFlags()) {
- default:
- llvm_unreachable("Unknown target flag on GV operand");
- case X86II::MO_PIC_BASE_OFFSET:
- case X86II::MO_DARWIN_NONLAZY_PIC_BASE:
- case X86II::MO_DARWIN_HIDDEN_NONLAZY_PIC_BASE:
- // Subtract the pic base.
- NegatedSymbol = GetPICBaseSymbol();
- break;
+ default:
+ llvm_unreachable("Unknown target flag on GV operand");
+ case X86II::MO_NO_FLAG: // No flag.
+ break;
+ case X86II::MO_PIC_BASE_OFFSET:
+ case X86II::MO_DARWIN_NONLAZY_PIC_BASE:
+ case X86II::MO_DARWIN_HIDDEN_NONLAZY_PIC_BASE:
+ // Subtract the pic base.
+ NegatedSymbol = GetPICBaseSymbol();
+ break;
}
// Create a symbol for the name.
}
+MCOperand X86ATTAsmPrinter::
+LowerConstantPoolIndexOperand(const MachineOperand &MO) {
+ SmallString<256> Name;
+ raw_svector_ostream(Name) << MAI->getPrivateGlobalPrefix() << "CPI"
+ << getFunctionNumber() << '_' << MO.getIndex();
+
+ MCSymbol *NegatedSymbol = 0;
+ switch (MO.getTargetFlags()) {
+ default:
+ llvm_unreachable("Unknown target flag on GV operand");
+ case X86II::MO_NO_FLAG: // No flag.
+ break;
+ case X86II::MO_PIC_BASE_OFFSET:
+ case X86II::MO_DARWIN_NONLAZY_PIC_BASE:
+ case X86II::MO_DARWIN_HIDDEN_NONLAZY_PIC_BASE:
+ // Subtract the pic base.
+ NegatedSymbol = GetPICBaseSymbol();
+ break;
+ }
+
+ // Create a symbol for the name.
+ MCSymbol *Sym = OutContext.GetOrCreateSymbol(Name.str());
+ // FIXME: We would like an efficient form for this, so we don't have to do a
+ // lot of extra uniquing.
+ const MCExpr *Expr = MCSymbolRefExpr::Create(Sym, OutContext);
+ if (NegatedSymbol)
+ Expr = MCBinaryExpr::CreateSub(Expr, MCSymbolRefExpr::Create(NegatedSymbol,
+ OutContext),
+ OutContext);
+ return MCOperand::CreateExpr(Expr);
+}
+
void X86ATTAsmPrinter::
printInstructionThroughMCStreamer(const MachineInstr *MI) {
O.flush();
errs() << "Cannot lower operand #" << i << " of :" << *MI;
llvm_unreachable("Unimp");
- case MachineOperand::MO_JumpTableIndex:
- MCOp = LowerJumpTableOperand(MO);
- break;
case MachineOperand::MO_Register:
MCOp = MCOperand::CreateReg(MO.getReg());
break;
case MachineOperand::MO_ExternalSymbol:
MCOp = LowerExternalSymbolOperand(MO);
break;
+ case MachineOperand::MO_JumpTableIndex:
+ MCOp = LowerJumpTableOperand(MO);
+ break;
+ case MachineOperand::MO_ConstantPoolIndex:
+ MCOp = LowerConstantPoolIndexOperand(MO);
+ break;
}
TmpInst.addOperand(MCOp);