[llvm-commits] [llvm-gcc-4.2] r90787 - /llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp

[Evan Cheng]

Author: evancheng
Date: Mon Dec  7 13:23:24 2009
New Revision: 90787

URL: http://llvm.org/viewvc/llvm-project?rev=90787&view=rev
Log:
Set alignment on bitfield access. Patch by Chris Lattner.

Modified:
    llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp

Modified: llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp?rev=90787&r1=90786&r2=90787&view=diff

==============================================================================
--- llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp (original)
+++ llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp Mon Dec  7 13:23:24 2009
@@ -6734,9 +6734,9 @@
 
     // Okay, everything is good.  Return this as a bitfield if we can't
     // return it as a normal l-value. (e.g. "struct X { int X : 32 };" ).
-    // Conservatively return LValue with alignment 1.
     if (BitfieldSize != LLVMValueBitSize || BitStart != 0)
-      return LValue(FieldPtr, 1, BitStart, BitfieldSize);
+      return LValue(FieldPtr, LVAlign, BitStart, BitfieldSize);
+    
   } else {
     // Make sure we return a pointer to the right type.
     const Type *EltTy = ConvertType(TREE_TYPE(exp));