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authorDan Gohman <gohman@apple.com>2010-11-17 21:23:15 +0000
committerDan Gohman <gohman@apple.com>2010-11-17 21:23:15 +0000
commitafd6db99322ca8a6556b1e93699b4b4c9ebf5080 (patch)
tree0fa53a12b2a9c96bd60e4ff42ae36e22cf80b36d /llvm/lib/Analysis/ScalarEvolutionExpander.cpp
parent5ba1459c4c65c56358a8fdd26c731398c4326e64 (diff)
downloadbcm5719-llvm-afd6db99322ca8a6556b1e93699b4b4c9ebf5080.tar.gz
bcm5719-llvm-afd6db99322ca8a6556b1e93699b4b4c9ebf5080.zip
Move SCEV::isLoopInvariant and hasComputableLoopEvolution to be member
functions of ScalarEvolution, in preparation for memoization and other optimizations. llvm-svn: 119562
Diffstat (limited to 'llvm/lib/Analysis/ScalarEvolutionExpander.cpp')
-rw-r--r--llvm/lib/Analysis/ScalarEvolutionExpander.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp
index 66a06aeac43..409d9b5f7fa 100644
--- a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp
+++ b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp
@@ -1278,7 +1278,7 @@ Value *SCEVExpander::expand(const SCEV *S) {
Instruction *InsertPt = Builder.GetInsertPoint();
for (Loop *L = SE.LI->getLoopFor(Builder.GetInsertBlock()); ;
L = L->getParentLoop())
- if (S->isLoopInvariant(L)) {
+ if (SE.isLoopInvariant(S, L)) {
if (!L) break;
if (BasicBlock *Preheader = L->getLoopPreheader())
InsertPt = Preheader->getTerminator();
@@ -1286,7 +1286,7 @@ Value *SCEVExpander::expand(const SCEV *S) {
// If the SCEV is computable at this level, insert it into the header
// after the PHIs (and after any other instructions that we've inserted
// there) so that it is guaranteed to dominate any user inside the loop.
- if (L && S->hasComputableLoopEvolution(L) && !PostIncLoops.count(L))
+ if (L && SE.hasComputableLoopEvolution(S, L) && !PostIncLoops.count(L))
InsertPt = L->getHeader()->getFirstNonPHI();
while (isInsertedInstruction(InsertPt) || isa<DbgInfoIntrinsic>(InsertPt))
InsertPt = llvm::next(BasicBlock::iterator(InsertPt));
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