From: Dan Gohman <gohman@apple.com>
Date: Fri, 8 May 2009 20:58:38 +0000 (+0000)
Subject: Fix another bug in r71252. This code supports GetElementPtr
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fb791608115b5193419549b02825ed4337fd3a37;p=oota-llvm.git

Fix another bug in r71252. This code supports GetElementPtr
constant exprs as well as instructions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71262 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Analysis/ScalarEvolution.h b/include/llvm/Analysis/ScalarEvolution.h
index c9a80b74a2d..37b1dc0ddd8 100644
--- a/include/llvm/Analysis/ScalarEvolution.h
+++ b/include/llvm/Analysis/ScalarEvolution.h
@@ -286,7 +286,7 @@ namespace llvm {
 
     /// createNodeForGEP - Provide the special handling we need to analyze GEP
     /// SCEVs.
-    SCEVHandle createNodeForGEP(GetElementPtrInst *GEP);
+    SCEVHandle createNodeForGEP(User *GEP);
 
     /// ReplaceSymbolicValueWithConcrete - This looks up the computed SCEV value
     /// for the specified instruction and replaces any references to the
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index 4ddde5db5ed..90c4f5758fe 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -1866,7 +1866,7 @@ SCEVHandle ScalarEvolution::createNodeForPHI(PHINode *PN) {
 /// createNodeForGEP - Expand GEP instructions into add and multiply
 /// operations. This allows them to be analyzed by regular SCEV code.
 ///
-SCEVHandle ScalarEvolution::createNodeForGEP(GetElementPtrInst *GEP) {
+SCEVHandle ScalarEvolution::createNodeForGEP(User *GEP) {
 
   const Type *IntPtrTy = TD->getIntPtrType();
   Value *Base = GEP->getOperand(0);
@@ -2113,7 +2113,7 @@ SCEVHandle ScalarEvolution::createSCEV(Value *V) {
 
   case Instruction::GetElementPtr:
     if (!TD) break; // Without TD we can't analyze pointers.
-    return createNodeForGEP(cast<GetElementPtrInst>(U));
+    return createNodeForGEP(U);
 
   case Instruction::PHI:
     return createNodeForPHI(cast<PHINode>(U));