[llvm-commits] CVS: llvm/lib/VMCore/Constants.cpp
Chris Lattner
lattner at cs.uiuc.edu
Tue Mar 30 20:57:01 PST 2004
Changes in directory llvm/lib/VMCore:
Constants.cpp updated: 1.85 -> 1.86
---
Log message:
Add support for constant expr casts
---
Diffs of the changes: (+8 -0)
Index: llvm/lib/VMCore/Constants.cpp
diff -u llvm/lib/VMCore/Constants.cpp:1.85 llvm/lib/VMCore/Constants.cpp:1.86
--- llvm/lib/VMCore/Constants.cpp:1.85 Tue Mar 30 16:51:03 2004
+++ llvm/lib/VMCore/Constants.cpp Tue Mar 30 20:56:11 2004
@@ -571,6 +571,14 @@
} else if (getOpcode() == Instruction::Cast) {
assert(getOperand(0) == From && "Cast only has one use!");
Replacement = ConstantExpr::getCast(To, getType());
+ } else if (getOpcode() == Instruction::Select) {
+ Constant *C1 = getOperand(0);
+ Constant *C2 = getOperand(1);
+ Constant *C3 = getOperand(2);
+ if (C1 == From) C1 = To;
+ if (C2 == From) C2 = To;
+ if (C3 == From) C3 = To;
+ Replacement = ConstantExpr::getSelect(C1, C2, C3);
} else if (getNumOperands() == 2) {
Constant *C1 = getOperand(0);
Constant *C2 = getOperand(1);
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