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Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64

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H.J. Lu 2011-06-24 15:14:22 -04:00 committed by Ulrich Drepper
parent d5495a116c
commit 8912479f9e
12 changed files with 5508 additions and 1838 deletions
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17
ChangeLog
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@ -1,3 +1,20 @@
2011-06-22 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/x86_64/multiarch/Makefile (sysdep_routines): Add
strcpy-ssse3 strncpy-ssse3 stpcpy-ssse3 stpncpy-ssse3
strcpy-sse2-unaligned strncpy-sse2-unaligned
stpcpy-sse2-unaligned stpncpy-sse2-unaligned.
* sysdeps/x86_64/multiarch/stpcpy-sse2-unaligned.S: New file.
* sysdeps/x86_64/multiarch/stpcpy-ssse3.S: New file.
* sysdeps/x86_64/multiarch/stpncpy-sse2-unaligned.S: New file.
* sysdeps/x86_64/multiarch/stpncpy-ssse3.S: New file.
* sysdeps/x86_64/multiarch/strcpy-sse2-unaligned.S: New file.
* sysdeps/x86_64/multiarch/strcpy-ssse3.S: New file.
* sysdeps/x86_64/multiarch/strncpy-sse2-unaligned.S: New file.
* sysdeps/x86_64/multiarch/strncpy-ssse3.S: New file.
* sysdeps/x86_64/multiarch/strcpy.S: Remove strcpy with SSSE3.
(STRCPY): Support SSE2 and SSSE3 versions.
2011-06-24 Ulrich Drepper <drepper@gmail.com>
[BZ #12874]

3
NEWS
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@ -20,6 +20,9 @@ Version 2.15
* Optimized strcpy, strncpy, stpcpy, stpncpy for SSE2 and SSSE3 on x86-32.
Contributed by HJ Lu.
* Improved strcpy, strncpy, stpcpy, stpncpy for SSE2 and SSSE3 on x86-64.
Contributed by HJ Lu.
Version 2.14

7
sysdeps/x86_64/multiarch/Makefile
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@ -4,12 +4,15 @@ gen-as-const-headers += ifunc-defines.sym
endif
ifeq ($(subdir),string)
sysdep_routines += stpncpy-c strncpy-c strcmp-ssse3 strncmp-ssse3 \
strend-sse4 memcmp-sse4 memcpy-ssse3 mempcpy-ssse3 \
memmove-ssse3 memcpy-ssse3-back mempcpy-ssse3-back \
memmove-ssse3-back strcasestr-nonascii strcasecmp_l-ssse3 \
strncase_l-ssse3 strlen-sse4 strlen-no-bsf \
memset-x86-64
strncase_l-ssse3 strlen-sse4 strlen-no-bsf memset-x86-64 \
strcpy-ssse3 strncpy-ssse3 stpcpy-ssse3 stpncpy-ssse3 \
strcpy-sse2-unaligned strncpy-sse2-unaligned \
stpcpy-sse2-unaligned stpncpy-sse2-unaligned
ifeq (yes,$(config-cflags-sse4))
sysdep_routines += strcspn-c strpbrk-c strspn-c strstr-c strcasestr-c varshift
CFLAGS-varshift.c += -msse4

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sysdeps/x86_64/multiarch/stpcpy-sse2-unaligned.S Normal file
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#define USE_AS_STPCPY
#define STRCPY __stpcpy_sse2_unaligned
#include "strcpy-sse2-unaligned.S"

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sysdeps/x86_64/multiarch/stpcpy-ssse3.S Normal file
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#define USE_AS_STPCPY
#define STRCPY __stpcpy_ssse3
#include "strcpy-ssse3.S"

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sysdeps/x86_64/multiarch/stpncpy-sse2-unaligned.S Normal file
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#define USE_AS_STPCPY
#define USE_AS_STRNCPY
#define STRCPY __stpncpy_sse2_unaligned
#include "strcpy-sse2-unaligned.S"

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sysdeps/x86_64/multiarch/stpncpy-ssse3.S Normal file
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#define USE_AS_STPCPY
#define USE_AS_STRNCPY
#define STRCPY __stpncpy_ssse3
#include "strcpy-ssse3.S"

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sysdeps/x86_64/multiarch/strcpy-sse2-unaligned.S Normal file
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sysdeps/x86_64/multiarch/strcpy-ssse3.S Normal file
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sysdeps/x86_64/multiarch/strcpy.S
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sysdeps/x86_64/multiarch/strncpy-sse2-unaligned.S Normal file
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#define USE_AS_STRNCPY
#define STRCPY __strncpy_sse2_unaligned
#include "strcpy-sse2-unaligned.S"

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sysdeps/x86_64/multiarch/strncpy-ssse3.S Normal file
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#define USE_AS_STRNCPY
#define STRCPY __strncpy_ssse3
#include "strcpy-ssse3.S"