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2d48b41c8f
We add new memcpy version that uses unaligned loads which are fast on modern processors. This allows second improvement which is avoiding computed jump which is relatively expensive operation. Tests available here: http://kam.mff.cuni.cz/~ondra/memcpy_profile_result27_04_13.tar.bz2
34 lines
1.2 KiB
Makefile
34 lines
1.2 KiB
Makefile
ifeq ($(subdir),csu)
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aux += init-arch
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tests += test-multiarch
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gen-as-const-headers += ifunc-defines.sym
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endif
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ifeq ($(subdir),string)
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sysdep_routines += strncat-c stpncpy-c strncpy-c strcmp-ssse3 strncmp-ssse3 \
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strend-sse4 memcmp-sse4 memcpy-ssse3 memcpy-sse2-unaligned mempcpy-ssse3 \
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memmove-ssse3 memcpy-ssse3-back mempcpy-ssse3-back \
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memmove-ssse3-back strcasestr-nonascii strcasecmp_l-ssse3 \
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strncase_l-ssse3 strcat-ssse3 strncat-ssse3\
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strcpy-ssse3 strncpy-ssse3 stpcpy-ssse3 stpncpy-ssse3 \
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strcpy-sse2-unaligned strncpy-sse2-unaligned \
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stpcpy-sse2-unaligned stpncpy-sse2-unaligned \
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strcat-sse2-unaligned strncat-sse2-unaligned \
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strrchr-sse2-no-bsf strchr-sse2-no-bsf memcmp-ssse3
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ifeq (yes,$(config-cflags-sse4))
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sysdep_routines += strcspn-c strpbrk-c strspn-c strstr-c strcasestr-c varshift
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CFLAGS-varshift.c += -msse4
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CFLAGS-strcspn-c.c += -msse4
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CFLAGS-strpbrk-c.c += -msse4
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CFLAGS-strspn-c.c += -msse4
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CFLAGS-strstr.c += -msse4
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CFLAGS-strcasestr.c += -msse4
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CFLAGS-strcasestr-nonascii.c += -msse4
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endif
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endif
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ifeq ($(subdir),wcsmbs)
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sysdep_routines += wmemcmp-sse4 wmemcmp-ssse3 wmemcmp-c wcscpy-ssse3 wcscpy-c
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endif
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