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| author | Evan Cheng <evan.cheng@apple.com> | 2006-06-09 00:12:42 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-06-09 00:12:42 +0000 |
| commit | 398f70292c4140b27f0799e89e2c34a38c2d9f7d (patch) | |
| tree | d92b8645ed9f58a26693aa0d64930712119eecd7 /llvm/lib/Transforms/Scalar | |
| parent | 5d029264ec5a89d3b757e9af80039b444b603555 (diff) | |
| download | bcm5719-llvm-398f70292c4140b27f0799e89e2c34a38c2d9f7d.tar.gz bcm5719-llvm-398f70292c4140b27f0799e89e2c34a38c2d9f7d.zip | |
RewriteExpr, either the new PHI node of induction variable or the
post-increment value, should be first cast to the appropriated type (to the
type of the common expr). Otherwise, the rewrite of a use based on (common +
iv) may end up with an incorrect type.
llvm-svn: 28735
Diffstat (limited to 'llvm/lib/Transforms/Scalar')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp index d3ac797651f..6e4460b509e 100644 --- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp +++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp @@ -1074,6 +1074,9 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(const SCEVHandle &Stride, if (L->contains(User.Inst->getParent())) User.Inst->moveBefore(LatchBlock->getTerminator()); } + if (RewriteOp->getType() != ReplacedTy) + RewriteOp = SCEVExpander::InsertCastOfTo(RewriteOp, ReplacedTy); + SCEVHandle RewriteExpr = SCEVUnknown::get(RewriteOp); // Clear the SCEVExpander's expression map so that we are guaranteed |
