diff options
Diffstat (limited to 'llvm/lib/CodeGen/MIRParser/MILexer.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MIRParser/MILexer.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/MIRParser/MILexer.cpp b/llvm/lib/CodeGen/MIRParser/MILexer.cpp index 2a6db07bc4b..b1131615cbf 100644 --- a/llvm/lib/CodeGen/MIRParser/MILexer.cpp +++ b/llvm/lib/CodeGen/MIRParser/MILexer.cpp @@ -325,6 +325,15 @@ static Cursor maybeLexConstantPoolItem(Cursor C, MIToken &Token) { return maybeLexIndex(C, Token, "%const.", MIToken::ConstantPoolItem); } +static Cursor maybeLexSubRegisterIndex(Cursor C, MIToken &Token, + ErrorCallbackType ErrorCallback) { + const StringRef Rule = "%subreg."; + if (!C.remaining().startswith(Rule)) + return None; + return lexName(C, Token, MIToken::SubRegisterIndex, Rule.size(), + ErrorCallback); +} + static Cursor maybeLexIRBlock(Cursor C, MIToken &Token, ErrorCallbackType ErrorCallback) { const StringRef Rule = "%ir-block."; @@ -570,6 +579,8 @@ StringRef llvm::lexMIToken(StringRef Source, MIToken &Token, return R.remaining(); if (Cursor R = maybeLexConstantPoolItem(C, Token)) return R.remaining(); + if (Cursor R = maybeLexSubRegisterIndex(C, Token, ErrorCallback)) + return R.remaining(); if (Cursor R = maybeLexIRBlock(C, Token, ErrorCallback)) return R.remaining(); if (Cursor R = maybeLexIRValue(C, Token, ErrorCallback)) |
