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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-04-20 22:14:20 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-04-20 22:14:20 +0000 |
| commit | 3b7d917dec53a742fcb14802557ee75d35185968 (patch) | |
| tree | 681aea6f3a0796c561b21edeb65478422e6f1565 /lib/CodeGen/InlineSpiller.cpp | |
| parent | 08c5a347a05e73a34c70ec8b694b1e89b96a6bf5 (diff) | |
Add debug output for rematerializable instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129883 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/InlineSpiller.cpp')
| -rw-r--r-- | lib/CodeGen/InlineSpiller.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/CodeGen/InlineSpiller.cpp b/lib/CodeGen/InlineSpiller.cpp index bcbe718bc8..0a785565f6 100644 --- a/lib/CodeGen/InlineSpiller.cpp +++ b/lib/CodeGen/InlineSpiller.cpp @@ -420,8 +420,10 @@ void InlineSpiller::analyzeSiblingValues() { } if (!DefMI && !VNI->isPHIDef()) DefMI = LIS.getInstructionFromIndex(VNI->def); - if (DefMI) - Edit->checkRematerializable(VNI, DefMI, TII, AA); + if (DefMI && Edit->checkRematerializable(VNI, DefMI, TII, AA)) { + DEBUG(dbgs() << "Value " << PrintReg(Reg) << ':' << VNI->id << '@' + << VNI->def << " may remat from " << *DefMI); + } } } } |