diff options
| author | Dale Johannesen <dalej@apple.com> | 2009-03-04 01:20:34 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2009-03-04 01:20:34 +0000 |
| commit | 0d6596b7bf9c8ef2aa980b34575273a489e3a16e (patch) | |
| tree | 06780d16bfbfd7b144ebb698b8e32fcecd2cd23b /lib/Transforms | |
| parent | 160ae86936e26dbb3e18f6392ef369bb2a789cfb (diff) | |
Make my earlier patch to skip debug intrinsics
when counting work; it was only off by 1.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65993 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 8f094b747c..5b50ab56a3 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -11483,6 +11483,7 @@ Instruction *InstCombiner::visitStoreInst(StoreInst &SI) { BasicBlock::iterator BBI = &SI; for (unsigned ScanInsts = 6; BBI != SI.getParent()->begin() && ScanInsts; --ScanInsts) { + --BBI; // Don't count debug info directives, lest they affect codegen. // Likewise, we skip bitcasts that feed into a llvm.dbg.declare; these are // not present when debugging is off. @@ -11490,10 +11491,8 @@ Instruction *InstCombiner::visitStoreInst(StoreInst &SI) { (isa<BitCastInst>(BBI) && BBI->hasOneUse() && isa<DbgDeclareInst>(BBI->use_begin()))) { ScanInsts++; - --BBI; continue; } - --BBI; if (StoreInst *PrevSI = dyn_cast<StoreInst>(BBI)) { // Prev store isn't volatile, and stores to the same location? |