[llvm-commits] [llvm] r81269 - /llvm/trunk/lib/MC/MCExpr.cpp

[Chris Lattner]

Author: lattner
Date: Tue Sep  8 18:20:50 2009
New Revision: 81269

URL: http://llvm.org/viewvc/llvm-project?rev=81269&view=rev
Log:
parenthesize symbol names that start with $, fixing X86/dollar-name.ll with
the new asmprinter.

Modified:
    llvm/trunk/lib/MC/MCExpr.cpp

Modified: llvm/trunk/lib/MC/MCExpr.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCExpr.cpp?rev=81269&r1=81268&r2=81269&view=diff

==============================================================================
--- llvm/trunk/lib/MC/MCExpr.cpp (original)
+++ llvm/trunk/lib/MC/MCExpr.cpp Tue Sep  8 18:20:50 2009
@@ -20,9 +20,20 @@
     OS << cast<MCConstantExpr>(*this).getValue();
     return;
 
-  case MCExpr::SymbolRef:
-    cast<MCSymbolRefExpr>(*this).getSymbol().print(OS, MAI);
+  case MCExpr::SymbolRef: {
+    const MCSymbol &Sym = cast<MCSymbolRefExpr>(*this).getSymbol();
+    
+    // Parenthesize names that start with $ so that they don't look like
+    // absolute names.
+    if (Sym.getName()[0] == '$') {
+      OS << '(';
+      Sym.print(OS, MAI);
+      OS << ')';
+    } else {
+      Sym.print(OS, MAI);
+    }
     return;
+  }
 
   case MCExpr::Unary: {
     const MCUnaryExpr &UE = cast<MCUnaryExpr>(*this);