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(parent: 62b9b6e) | patch
Make the local register allocator compute (purely local) liveness information for...
authorOwen Anderson <resistor@mac.com>
Tue, 8 Jul 2008 22:24:50 +0000 (22:24 +0000)
committerOwen Anderson <resistor@mac.com>
Tue, 8 Jul 2008 22:24:50 +0000 (22:24 +0000)
commit491fccc4b4df32a14f33fa87cb3799cf45bb5fdd
treed8a11045ed055742a1b0933af812427bf7cdf645tree | snapshot
parent62b9b6e38caaae3ea8757ccff9e4513eebc58d98commit | diff
Make the local register allocator compute (purely local) liveness information for itself
rather than depending on LiveVariables.  This decreases compile time from:
0.5909s (LV + Regalloc) to 0.421s (just regalloc).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53256 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocLocal.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors