[llvm-commits] CVS: llvm/lib/Target/X86/X86ISelLowering.cpp

[Evan Cheng]

Changes in directory llvm/lib/Target/X86:

X86ISelLowering.cpp updated: 1.140 -> 1.141
---
Log message:

Fixing buggy code.


---
Diffs of the changes:  (+6 -6)

 X86ISelLowering.cpp |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)


Index: llvm/lib/Target/X86/X86ISelLowering.cpp
diff -u llvm/lib/Target/X86/X86ISelLowering.cpp:1.140 
llvm/lib/Target/X86/X86ISelLowering.cpp:1.141
--- llvm/lib/Target/X86/X86ISelLowering.cpp:1.140       Tue Mar 28 04:17:11 2006
+++ llvm/lib/Target/X86/X86ISelLowering.cpp     Tue Mar 28 17:41:33 2006
@@ -1571,14 +1571,14 @@
   unsigned NumOperands = N->getNumOperands();
   unsigned Shift = (NumOperands == 4) ? 2 : 1;
   unsigned Mask = 0;
-  unsigned i = NumOperands - 1;
-  do {
-    unsigned Val = cast<ConstantSDNode>(N->getOperand(i))->getValue();
+  for (unsigned i = 0; i < NumOperands; ++i) {
+    unsigned Val
+      = cast<ConstantSDNode>(N->getOperand(NumOperands-i-1))->getValue();
     if (Val >= NumOperands) Val -= NumOperands;
     Mask |= Val;
-    Mask <<= Shift;
-    --i;
-  } while (i != 0);
+    if (i != NumOperands - 1)
+      Mask <<= Shift;
+  }
 
   return Mask;
 }



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