commit e4d87aa2de6e52952dca73716386db09aad5a8fd
author Reid Spencer <rspencer@reidspencer.com> Sat Dec 23 06:05:41 2006 +0000
committer Reid Spencer <rspencer@reidspencer.com> Sat Dec 23 06:05:41 2006 +0000
tree ce8c6e6ddc845de3585020c856118892f4206593
parent add2bd7f5941537a97a41e037ae2277fbeed0b4f

For PR950:
This patch removes the SetCC instructions and replaces them with the ICmp
and FCmp instructions. The SetCondInst instruction has been removed and
been replaced with ICmpInst and FCmpInst.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32751 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Analysis/ValueNumbering.cpp

diff --git a/lib/Analysis/ValueNumbering.cpp b/lib/Analysis/ValueNumbering.cpp
index 73d7ed3..5c57fb7 100644
--- a/lib/Analysis/ValueNumbering.cpp
+++ b/lib/Analysis/ValueNumbering.cpp
@@ -161,6 +161,11 @@
       I1.getParent()->getParent() != I2->getParent()->getParent())
     return false;
 
+  // If they are CmpInst instructions, check their predicates
+  if (CmpInst *CI1 = dyn_cast<CmpInst>(&const_cast<Instruction&>(I1)))
+    if (CI1->getPredicate() != cast<CmpInst>(I2)->getPredicate())
+      return false;
+
   // They are identical if both operands are the same!
   if (I1.getOperand(0) == I2->getOperand(0) &&
       I1.getOperand(1) == I2->getOperand(1))