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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2010-10-28 18:41:23 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2010-10-28 18:41:23 +0000 |
| commit | 57ca3ccd455160e30e727ef53122c82edf3c6b50 (patch) | |
| tree | a5c388019395c25241e5d2caad7a240e8fb79795 /lib/Target/TargetRegisterInfo.cpp | |
| parent | ab682a2090f795d0b67f29889622da0a74cd97c3 (diff) | |
| download | llvm-57ca3ccd455160e30e727ef53122c82edf3c6b50.tar.gz llvm-57ca3ccd455160e30e727ef53122c82edf3c6b50.tar.bz2 llvm-57ca3ccd455160e30e727ef53122c82edf3c6b50.tar.xz | |
Reduce malloc thrashing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117572 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/TargetRegisterInfo.cpp')
| -rw-r--r-- | lib/Target/TargetRegisterInfo.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/TargetRegisterInfo.cpp b/lib/Target/TargetRegisterInfo.cpp index 55f222c7c1..f2434a6224 100644 --- a/lib/Target/TargetRegisterInfo.cpp +++ b/lib/Target/TargetRegisterInfo.cpp @@ -82,7 +82,7 @@ BitVector TargetRegisterInfo::getAllocatableSet(const MachineFunction &MF, // Mask out the reserved registers BitVector Reserved = getReservedRegs(MF); - Allocatable ^= Reserved & Allocatable; + Allocatable &= Reserved.flip(); return Allocatable; } |