From 12b554e6a7857795a8b0a701d17fed1a2863ebd9 Mon Sep 17 00:00:00 2001 From: Alex Lorenz Date: Wed, 24 Jun 2015 17:34:58 +0000 Subject: MIR Serialization: Serialize the null register operands. This commit serializes the null register machine operands. It uses the '_' keyword to represent them, but the parser also allows the '%noreg' named register syntax. Reviewers: Duncan P. N. Exon Smith Differential Revision: http://reviews.llvm.org/D10580 llvm-svn: 240558 --- llvm/lib/CodeGen/MIRParser/MILexer.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'llvm/lib/CodeGen/MIRParser/MILexer.cpp') diff --git a/llvm/lib/CodeGen/MIRParser/MILexer.cpp b/llvm/lib/CodeGen/MIRParser/MILexer.cpp index 0933ae138f2..3383d1f5cf5 100644 --- a/llvm/lib/CodeGen/MIRParser/MILexer.cpp +++ b/llvm/lib/CodeGen/MIRParser/MILexer.cpp @@ -64,7 +64,9 @@ static Cursor lexIdentifier(Cursor C, MIToken &Token) { auto Range = C; while (isIdentifierChar(C.peek())) C.advance(); - Token = MIToken(MIToken::Identifier, Range.upto(C)); + auto Identifier = Range.upto(C); + Token = MIToken(Identifier == "_" ? MIToken::underscore : MIToken::Identifier, + Identifier); return C; } -- cgit v1.2.3