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| author | Liubov Dmitrieva <liubov.dmitrieva@gmail.com> | 2011-07-19 17:11:54 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-07-19 17:11:54 -0400 |
| commit | 99710781cc47002612e609c7dc5f34692b64e9b3 (patch) | |
| tree | ac3c980ce57d0420fff758faffbd59d111026219 /ChangeLog | |
| parent | 7dc6bd90c569c49807462b0740b18e32fab4d8b7 (diff) | |
| download | glibc-99710781cc47002612e609c7dc5f34692b64e9b3.zip glibc-99710781cc47002612e609c7dc5f34692b64e9b3.tar.gz glibc-99710781cc47002612e609c7dc5f34692b64e9b3.tar.bz2 | |
Improve 64 bit strcat functions with SSE2/SSSE3
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 29 |
1 files changed, 29 insertions, 0 deletions
@@ -1,3 +1,32 @@ +2011-07-15 Liubov Dmitrieva <liubov.dmitrieva@intel.com> + + * sysdeps/x86_64/multiarch/Makefile (sysdep_routines): Add + strcat-ssse3 strcat-sse2-unaligned strncat-ssse3 + strncat-sse2-unaligned strncat-c strlen-sse2-pminub + * sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S: New file. + * sysdeps/x86_64/multiarch/strcat.S: New file. + * sysdeps/x86_64/multiarch/strncat.S: New file. + * sysdeps/x86_64/multiarch/strncat-c.c: New file. + * sysdeps/x86_64/multiarch/strcat-ssse3.S: New file. + * sysdeps/x86_64/multiarch/strncat-sse2-unaligned.S: New file. + * sysdeps/x86_64/multiarch/strncat-ssse3.S: New file. + * sysdeps/x86_64/multiarch/strcpy-ssse3.S + (USE_AS_STRCAT): Define. + Add strcat and strncat support. + * sysdeps/x86_64/multiarch/strlen-no-bsf.S: Likewise. + * sysdeps/x86_64/multiarch/strcpy-sse2-unaligned.S: Likewise. + * sysdeps/x86_64/multiarch/strlen-sse2-pminub.S: New file. + * string/strncat.c: Update. + (USE_AS_STRNCAT): Define. + * sysdeps/x86_64/multiarch/init-arch.c (__init_cpu_features): + Turn on bit_Prefer_PMINUB_for_stringop for Intel Core i3, i5 + and i7. + * sysdeps/x86_64/multiarch/init-arch.h + (bit_Prefer_PMINUB_for_stringop): New. + (index_Prefer_PMINUB_for_stringop): Likewise. + * sysdeps/x86_64/multiarch/strlen.S (strlen): Check + bit_Prefer_PMINUB_for_stringop. + 2011-07-19 Ulrich Drepper <drepper@gmail.com> * crypt/sha512.h (struct sha512_ctx): Move buffer into union and add |