]> git.ipfire.org Git - thirdparty/glibc.git/commit
projects / thirdparty / glibc.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 2034c70) | patch
S390: Optimize __memcpy_z196.
authorStefan Liebler <stli@linux.ibm.com>
Fri, 26 Jun 2020 07:45:11 +0000 (09:45 +0200)
committerStefan Liebler <stli@linux.ibm.com>
Fri, 26 Jun 2020 07:45:11 +0000 (09:45 +0200)
commit0792c8ae1aebf538de45ff9a0e2e401a60525de2
tree7928bae9286828c8c9d69f7418299ff9143abb51tree | snapshot
parent2034c70e64b31e48140c8e31c5ae839af5ccb6ebcommit | diff
S390: Optimize __memcpy_z196.

This patch introduces an extra loop without pfd instructions
as it turned out that the pfd instructions are usefull
for copies >=64KB but are counterproductive for smaller copies.
sysdeps/s390/memcpy-z900.S diff | blob | blame | history
A mirror of the official glibc repository