return Error(E, "'}' expected");
Parser.Lex(); // Eat '}' token.
+ // Push the register list operand.
Operands.push_back(ARMOperand::CreateRegList(Registers, S, E));
+
+ // The ARM system instruction variants for LDM/STM have a '^' token here.
+ if (Parser.getTok().is(AsmToken::Caret)) {
+ Operands.push_back(ARMOperand::CreateToken("^",Parser.getTok().getLoc()));
+ Parser.Lex(); // Eat '^' token.
+ }
+
return false;
}
Mnemonic == "vnmls" || Mnemonic == "vqabs" || Mnemonic == "vrecps" ||
Mnemonic == "vrsqrts" || Mnemonic == "srs" || Mnemonic == "flds" ||
Mnemonic == "fmrs" || Mnemonic == "fsqrts" || Mnemonic == "fsubs" ||
+ Mnemonic == "fsts" ||
(Mnemonic == "movs" && isThumb()))) {
Mnemonic = Mnemonic.slice(0, Mnemonic.size() - 1);
CarrySetting = true;
}
}
// Similarly, the Thumb1 "RSB" instruction has a literal "#0" on the
- // end. Convert it to a token here.
+ // end. Convert it to a token here. Take care not to convert those
+ // that should hit the Thumb2 encoding.
if (Mnemonic == "rsb" && isThumb() && Operands.size() == 6 &&
+ static_cast<ARMOperand*>(Operands[3])->isReg() &&
+ static_cast<ARMOperand*>(Operands[4])->isReg() &&
static_cast<ARMOperand*>(Operands[5])->isImm()) {
ARMOperand *Op = static_cast<ARMOperand*>(Operands[5]);
const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(Op->getImm());
- if (CE && CE->getValue() == 0) {
+ if (CE && CE->getValue() == 0 &&
+ (isThumbOne() ||
+ // The cc_out operand matches the IT block.
+ ((inITBlock() != CarrySetting) &&
+ // Neither register operand is a high register.
+ (isARMLowRegister(static_cast<ARMOperand*>(Operands[3])->getReg()) &&
+ isARMLowRegister(static_cast<ARMOperand*>(Operands[4])->getReg()))))){
Operands.erase(Operands.begin() + 5);
Operands.push_back(ARMOperand::CreateToken("#0", Op->getStartLoc()));
delete Op;