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(parent: a14d6f1) | patch
[PowerPC] Readjust the loop unrolling threshold
authorHal Finkel <hfinkel@anl.gov>
Sat, 10 Jan 2015 00:31:10 +0000 (00:31 +0000)
committerHal Finkel <hfinkel@anl.gov>
Sat, 10 Jan 2015 00:31:10 +0000 (00:31 +0000)
commit6829815d96cdc4fc0eedb1944977509033ed9db3
tree1d2acd1a9bb7963290af4660568845bdbc26e3d7tree | snapshot
parenta14d6f1ea5f96172d1d421dec2c6020a60be0729commit | diff
[PowerPC] Readjust the loop unrolling threshold

Now that the way that the partial unrolling threshold for small loops is used
to compute the unrolling factor as been corrected, a slightly smaller threshold
is preferable. This is expected; other targets may need to re-tune as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225566 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/PowerPC/PPCScheduleP7.td diff | blob | history
lib/Target/PowerPC/PPCScheduleP8.td diff | blob | history
test/Transforms/LoopUnroll/PowerPC/p7-unrolling.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors