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(parent: ebd6942) | patch
Correct the allocation size for CCState's UsedRegs member, which
authorDan Gohman <gohman@apple.com>
Mon, 30 Jun 2008 20:25:31 +0000 (20:25 +0000)
committerDan Gohman <gohman@apple.com>
Mon, 30 Jun 2008 20:25:31 +0000 (20:25 +0000)
commit117b64b3f8277e8882d711ea859bed380a3e6f14
tree3b551327821da9d2abf822966738361327a5f500tree | snapshot
parentebd69421a2acf0c64f368de87d0795451060ed34commit | diff
Correct the allocation size for CCState's UsedRegs member, which
only needs one bit for each register. UsedRegs is a SmallVector
sized at 16, so this eliminates a heap allocation/free for every
call and return processed by Legalize on most targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52915 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/CallingConvLower.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors