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Tidy some LSR debug output: announce the loop it's about to process

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before it does any processing.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66443 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-03-09 20:34:59 +00:00
parent 8c6b991635
commit 80b0f8c062
1 changed files with 6 additions and 6 deletions
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12
lib/Transforms/Scalar/LoopStrengthReduce.cpp
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@ -2606,6 +2606,12 @@ bool LoopStrengthReduce::runOnLoop(Loop *L, LPPassManager &LPM) {
AddUsersIfInteresting(I, L, Processed);
if (!IVUsesByStride.empty()) {
#ifndef NDEBUG
DOUT << "\nLSR on \"" << L->getHeader()->getParent()->getNameStart()
<< "\" ";
DEBUG(L->dump());
#endif
// Optimize induction variables. Some indvar uses can be transformed to use
// strides that will be needed for other purposes. A common example of this
// is the exit test for the loop, which can often be rewritten to use the
@ -2625,12 +2631,6 @@ bool LoopStrengthReduce::runOnLoop(Loop *L, LPPassManager &LPM) {
// things.
bool HasOneStride = IVUsesByStride.size() == 1;
#ifndef NDEBUG
DOUT << "\nLSR on \"" << L->getHeader()->getParent()->getNameStart()
<< "\" ";
DEBUG(L->dump());
#endif
// IVsByStride keeps IVs for one particular loop.
assert(IVsByStride.empty() && "Stale entries in IVsByStride?");