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| author | Dan Gohman <gohman@apple.com> | 2008-06-18 16:23:07 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-06-18 16:23:07 +0000 |
| commit | be928e3b21858a97911277b5b034f6e7a5a1aefc (patch) | |
| tree | ea4df02f85c443e25a83214ab8975979a5adbd96 /llvm/lib/Analysis/ScalarEvolutionExpander.cpp | |
| parent | 687f35f46644eac3e0fb940c0414a0ba79d78e61 (diff) | |
| download | bcm5719-llvm-be928e3b21858a97911277b5b034f6e7a5a1aefc.tar.gz bcm5719-llvm-be928e3b21858a97911277b5b034f6e7a5a1aefc.zip | |
Move LSR's private isZero function to a public SCEV member
function, and make use of it in several places.
llvm-svn: 52463
Diffstat (limited to 'llvm/lib/Analysis/ScalarEvolutionExpander.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ScalarEvolutionExpander.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp index 9872ced519e..e7bc3f25d14 100644 --- a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp +++ b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp @@ -126,8 +126,7 @@ Value *SCEVExpander::visitAddRecExpr(SCEVAddRecExpr *S) { assert(Ty->isInteger() && "Cannot expand fp recurrences yet!"); // {X,+,F} --> X + {0,+,F} - if (!isa<SCEVConstant>(S->getStart()) || - !cast<SCEVConstant>(S->getStart())->getValue()->isZero()) { + if (!S->getStart()->isZero()) { Value *Start = expand(S->getStart()); std::vector<SCEVHandle> NewOps(S->op_begin(), S->op_end()); NewOps[0] = SE.getIntegerSCEV(0, Ty); |
