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| author | Evan Cheng <evan.cheng@apple.com> | 2009-10-22 06:47:35 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-10-22 06:47:35 +0000 |
| commit | de6ba0a0863d45638958b1c0e47aab50c9fbaaa0 (patch) | |
| tree | ac26095b72d8521d5045cb3a99f166fce0f384da /lib/Target/ARM/ARMLoadStoreOptimizer.cpp | |
| parent | 7bdc6d5cc22c8e45cbd1c2afec51a7d4c2597a12 (diff) | |
| download | external_llvm-de6ba0a0863d45638958b1c0e47aab50c9fbaaa0.zip external_llvm-de6ba0a0863d45638958b1c0e47aab50c9fbaaa0.tar.gz external_llvm-de6ba0a0863d45638958b1c0e47aab50c9fbaaa0.tar.bz2 | |
Load / store multiple was missing opportunites when the load / store bundles are at the end of the bb. Test case is already in, the bug is exposed by subsequent commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84842 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMLoadStoreOptimizer.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMLoadStoreOptimizer.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp index d2ec9ee..c9b9e84 100644 --- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp +++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp @@ -974,6 +974,9 @@ bool ARMLoadStoreOpt::LoadStoreMultipleOpti(MachineBasicBlock &MBB) { if (Advance) { ++Position; ++MBBI; + if (MBBI == E) + // Reach the end of the block, try merging the memory instructions. + TryMerge = true; } else TryMerge = true; |