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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-02-27 15:15:51 -0300 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-04-04 16:01:14 +0700 |
commit | 421e3005ca16627f4fefc51956811c1ca74377f6 (patch) | |
tree | 6b55fd68260401979129f4ab55de8e9a970f85dd /sysdeps/powerpc/Makefile | |
parent | 7ba0100c6a7f933d32648b7df5d03cb4d75fe301 (diff) | |
download | glibc-421e3005ca16627f4fefc51956811c1ca74377f6.tar.gz glibc-421e3005ca16627f4fefc51956811c1ca74377f6.tar.xz glibc-421e3005ca16627f4fefc51956811c1ca74377f6.zip |
powerpc: Use generic wcschr optimization
This patch removes the power6 wcschr optimization and uses generic implementation instead. Currently, both power6 and power7 IFUNC variant resulting binary are essentially the same and the generic implementation with unrolling loop set to 8 also results in similar performance. Checked on powerpc64-linux-gnu. * sysdeps/powerpc/Makefile [$(subdir) == wcsmbs] (CFLAGS-wcschr.c): New rule. * sysdeps/powerpc/power6/wcschr.c: Remove file. * sysdeps/powerpc/powerpc32/power4/multiarch/wcschr-power6.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcschr-power7.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcschr-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcschr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcschr-power6.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcschr-power7.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcschr-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcschr.c: Likewise. * sysdeps/powerpc/powerpc64/power6/wcschr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/Makefile [$(subdir) == wcsmbs] (sysdeps_routines): Remove wcschr-power6 and wcschr-power7. (CFLAGS-wcschr-power7.c, CFLAGS-wcschr-power6.c): Remove rule. * sysdeps/powerpc/powerpc64/multiarch/Makefile: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c: Remove wcschr optimizations. * sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c: Likewise.
Diffstat (limited to 'sysdeps/powerpc/Makefile')
-rw-r--r-- | sysdeps/powerpc/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/powerpc/Makefile b/sysdeps/powerpc/Makefile index ba137e4cad..35cf1c624b 100644 --- a/sysdeps/powerpc/Makefile +++ b/sysdeps/powerpc/Makefile @@ -49,4 +49,5 @@ endif ifeq ($(subdir),wcsmbs) CFLAGS-wcscpy.c += -DUNROLL_NTIMES=8 +CFLAGS-wcschr.c += -DUNROLL_NTIMES=8 endif |