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[X86] Explicitly diagnose use of %xmm16-%xmm31, %ymm16-%ymm31 and %zmm16-%zmm31 when AVX512 is not enabled in the asm parser. 

llvm-svn: 261977
This commit is contained in:
Craig Topper 2016-02-26 05:29:32 +00:00
parent 8f5866a7a8
commit 29c2273369
1 changed files with 7 additions and 1 deletions
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8
llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
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@ -908,10 +908,16 @@ bool X86AsmParser::ParseRegister(unsigned &RegNo,
if (RegNo == X86::RIZ ||
X86MCRegisterClasses[X86::GR64RegClassID].contains(RegNo) ||
X86II::isX86_64NonExtLowByteReg(RegNo) ||
X86II::isX86_64ExtendedReg(RegNo))
X86II::isX86_64ExtendedReg(RegNo) ||
X86II::is32ExtendedReg(RegNo))
return Error(StartLoc, "register %"
+ Tok.getString() + " is only available in 64-bit mode",
SMRange(StartLoc, EndLoc));
} else if (!getSTI().getFeatureBits()[X86::FeatureAVX512]) {
if (X86II::is32ExtendedReg(RegNo))
return Error(StartLoc, "register %"
+ Tok.getString() + " is only available in with AVX512",
SMRange(StartLoc, EndLoc));
}
// Parse "%st" as "%st(0)" and "%st(1)", which is multiple tokens.