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authorDan Gohman <gohman@apple.com>2010-05-18 22:41:32 +0000
committerDan Gohman <gohman@apple.com>2010-05-18 22:41:32 +0000
commite54fd01f4b7118fee5d30f900cdbafb83a605ec3 (patch)
tree0e28bc1235ef2fa5bea66a33c4b0fde913da0c77 /lib/Transforms
parentf6c7daa6385f9b86c83cf11cfec6825963816943 (diff)
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Add some more debug output.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104080 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
-rw-r--r--lib/Transforms/Scalar/LoopStrengthReduce.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index eac1a02..249b2ac 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -2695,6 +2695,7 @@ void LSRInstance::NarrowSearchSpaceUsingHeuristics() {
// Ok, we have too many of formulae on our hands to conveniently handle.
// Use a rough heuristic to thin out the list.
+ DEBUG(dbgs() << "The search space is too complex.\n");
// Pick the register which is used by the most LSRUses, which is likely
// to be a good reuse register candidate.