[llvm-commits] CVS: llvm/lib/VMCore/Instructions.cpp

[Chris Lattner]

Changes in directory llvm/lib/VMCore:

Instructions.cpp updated: 1.39 -> 1.40
---
Log message:

Add ShiftInst::isLogical/ArithmeticShift methods.


---
Diffs of the changes:  (+11 -0)

 Instructions.cpp |   11 +++++++++++
 1 files changed, 11 insertions(+)


Index: llvm/lib/VMCore/Instructions.cpp
diff -u llvm/lib/VMCore/Instructions.cpp:1.39 llvm/lib/VMCore/Instructions.cpp:1.40
--- llvm/lib/VMCore/Instructions.cpp:1.39	Wed Jun 21 11:53:47 2006
+++ llvm/lib/VMCore/Instructions.cpp	Sun Sep 17 14:29:56 2006
@@ -1142,6 +1142,17 @@
 
 
 //===----------------------------------------------------------------------===//
+//                               ShiftInst Class
+//===----------------------------------------------------------------------===//
+
+/// isLogicalShift - Return true if this is a logical shift left or a logical
+/// shift right.
+bool ShiftInst::isLogicalShift() const {
+  return getOpcode() == Instruction::Shl || getType()->isUnsigned();
+}
+
+
+//===----------------------------------------------------------------------===//
 //                             SetCondInst Class
 //===----------------------------------------------------------------------===//