[llvm-commits] [llvm] r121320 - in /llvm/trunk: lib/Target/X86/AsmParser/X86AsmParser.cpp test/MC/X86/x86-64.s

[Kevin Enderby]

Author: enderby
Date: Wed Dec  8 17:57:59 2010
New Revision: 121320

URL: http://llvm.org/viewvc/llvm-project?rev=121320&view=rev
Log:
Allow a slash, '/', as a prefix separator for X86.  rdar://8741045

Modified:
    llvm/trunk/lib/Target/X86/AsmParser/X86AsmParser.cpp
    llvm/trunk/test/MC/X86/x86-64.s

Modified: llvm/trunk/lib/Target/X86/AsmParser/X86AsmParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/AsmParser/X86AsmParser.cpp?rev=121320&r1=121319&r2=121320&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/AsmParser/X86AsmParser.cpp (original)
+++ llvm/trunk/lib/Target/X86/AsmParser/X86AsmParser.cpp Wed Dec  8 17:57:59 2010
@@ -758,6 +758,8 @@
 
   if (getLexer().is(AsmToken::EndOfStatement))
     Parser.Lex(); // Consume the EndOfStatement
+  else if (isPrefix && getLexer().is(AsmToken::Slash))
+    Parser.Lex(); // Consume the prefix separator Slash
 
   // This is a terrible hack to handle "out[bwl]? %al, (%dx)" ->
   // "outb %al, %dx".  Out doesn't take a memory form, but this is a widely

Modified: llvm/trunk/test/MC/X86/x86-64.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/X86/x86-64.s?rev=121320&r1=121319&r2=121320&view=diff
==============================================================================
--- llvm/trunk/test/MC/X86/x86-64.s (original)
+++ llvm/trunk/test/MC/X86/x86-64.s Wed Dec  8 17:57:59 2010
@@ -738,6 +738,11 @@
 // CHECK: lock
 // CHECK: incl 1(%rsp)
 
+// rdar://8741045
+lock/incl 1(%rsp)
+// CHECK: lock
+// CHECK: incl 1(%rsp)
+
 // rdar://8033482
 rep movsl
 // CHECK: rep