================
@@ -4035,6 +4037,28 @@ bool AArch64AsmParser::parseSysAlias(StringRef Name,
SMLoc NameLoc,
}
ExpectRegister = MLBI->NeedsReg;
createSysAlias(MLBI->Encoding, Operands, S);
+ } else if (Mnemonic == "gic") {
+ const AArch64GIC::GIC *GIC = AArch64GIC::lookupGICByName(Op);
+ if (!GIC)
+ return TokError("invalid operand for GIC instruction");
+ else if (!GIC->haveFeatures(getSTI().getFeatureBits())) {
+ std::string Str("GIC " + std::string(GIC->Name) + " requires: ");
+ setRequiredFeatureString(GIC->getRequiredFeatures(), Str);
+ return TokError(Str);
+ }
+ ExpectRegister = GIC->NeedsReg;
----------------
jthackray wrote:
Done.
https://github.com/llvm/llvm-project/pull/163159
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