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Add MC-inst handling for tPICADD

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114237 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2010-09-17 23:41:53 +00:00
parent 75f0288b7d
commit fbd1873041
1 changed files with 26 additions and 0 deletions
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26
lib/Target/ARM/ARMAsmPrinter.cpp
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@ -1389,6 +1389,32 @@ void ARMAsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI) {
case ARM::t2MOVi32imm:
assert(0 && "Should be lowered by thumb2it pass");
default: break;
case ARM::tPICADD: {
// This is a pseudo op for a label + instruction sequence, which looks like:
// LPC0:
// add r0, pc
// This adds the address of LPC0 to r0.
// Emit the label.
// FIXME: MOVE TO SHARED PLACE.
unsigned Id = (unsigned)MI->getOperand(2).getImm();
const char *Prefix = MAI->getPrivateGlobalPrefix();
MCSymbol *Label =OutContext.GetOrCreateSymbol(Twine(Prefix)
+ "PC" + Twine(getFunctionNumber()) + "_" + Twine(Id));
OutStreamer.EmitLabel(Label);
// Form and emit the add.
MCInst AddInst;
AddInst.setOpcode(ARM::tADDhirr);
AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg()));
AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg()));
AddInst.addOperand(MCOperand::CreateReg(ARM::PC));
// Add predicate operands.
AddInst.addOperand(MCOperand::CreateImm(ARMCC::AL));
AddInst.addOperand(MCOperand::CreateReg(0));
OutStreamer.EmitInstruction(AddInst);
return;
}
case ARM::PICADD: { // FIXME: Remove asm string from td file.
// This is a pseudo op for a label + instruction sequence, which looks like:
// LPC0: