[llvm-commits] [llvm] r68690 - /llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

[Chris Lattner]

Author: lattner
Date: Thu Apr  9 01:10:51 2009
New Revision: 68690

URL: http://llvm.org/viewvc/llvm-project?rev=68690&view=rev
Log:
Fix code size computation on x86-64, patch by Zoltan Varga!

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.cpp?rev=68690&r1=68689&r2=68690&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.cpp Thu Apr  9 01:10:51 2009
@@ -2732,7 +2732,7 @@
   unsigned BaseReg = Base.getReg();
 
   // Is a SIB byte needed?
-  if (IndexReg.getReg() == 0 &&
+  if ((!Is64BitMode || DispForReloc) && IndexReg.getReg() == 0 &&
       (BaseReg == 0 || X86RegisterInfo::getX86RegNum(BaseReg) != N86::ESP)) {
     if (BaseReg == 0) {  // Just a displacement?
       // Emit special case [disp32] encoding