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| author | Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> | 2017-05-18 11:21:20 +0530 |
|---|---|---|
| committer | Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> | 2017-05-18 11:21:20 +0530 |
| commit | dec4a7105edcdbabdcac5f358f5bc5dca4f4ed1b (patch) | |
| tree | c78b15dd4749c73465a65cd087ff26ebbff93d3c /ChangeLog | |
| parent | 477bf19a590b6e6de65f326cb00dcb8999fa8b26 (diff) | |
| download | glibc-dec4a7105edcdbabdcac5f358f5bc5dca4f4ed1b.tar.gz glibc-dec4a7105edcdbabdcac5f358f5bc5dca4f4ed1b.tar.xz glibc-dec4a7105edcdbabdcac5f358f5bc5dca4f4ed1b.zip | |
powerpc: Improve memcmp performance for POWER8
Vectorization improves performance over the current implementation. Tested on powerpc64 and powerpc64le.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog index d1b4523888..87283dfdea 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,14 @@ +2017-05-18 Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> + + * sysdeps/powerpc/powerpc64/multiarch/Makefile + (sysdep_routines): Add memcmp-power8. + * sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c + (memcmp): Add __memcmp_power8 to list of memcmp functions. + * sysdeps/powerpc/powerpc64/multiarch/memcmp.c + (memcmp): Add __memcmp_power8 to ifunc list. + * sysdeps/powerpc/powerpc64/multiarch/memcmp-power8.S: New file. + * sysdeps/powerpc/powerpc64/power8/memcmp.S: New file. + 2017-05-17 Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com> |