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Fix another instance where PHI nodes need special treatment.
author
Owen Anderson
<resistor@mac.com>
Tue, 13 Jun 2006 20:50:09 +0000
(20:50 +0000)
committer
Owen Anderson
<resistor@mac.com>
Tue, 13 Jun 2006 20:50:09 +0000
(20:50 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28774
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Transforms/Utils/LCSSA.cpp
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diff --git
a/lib/Transforms/Utils/LCSSA.cpp
b/lib/Transforms/Utils/LCSSA.cpp
index 37ab7ee7ff2c6b3ff8df1a40e3b48c2fe77f8fef..3c70f735e88c03f1c8e0b67dfd41aeb55ecc0b59 100644
(file)
--- a/
lib/Transforms/Utils/LCSSA.cpp
+++ b/
lib/Transforms/Utils/LCSSA.cpp
@@
-215,6
+215,12
@@
void LCSSA::processInstruction(Instruction* Instr,
for (Instruction::use_iterator UI = Instr->use_begin(), UE = Instr->use_end();
UI != UE; ++UI) {
Instruction* use = cast<Instruction>(*UI);
+ BasicBlock* UserBB = use->getParent();
+ if (PHINode* p = dyn_cast<PHINode>(use)) {
+ unsigned OperandNo = UI.getOperandNo();
+ UserBB = p->getIncomingBlock(OperandNo/2);
+ }
+
// Don't need to update uses within the loop body.
if (!inLoop(use->getParent()))
Uses.push_back(use);