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2b7a8664fa
This patch implements SSE4.2 strstr/strcasestr, using Knuth-Morris-Pratt string searching algorithm.
19 lines
481 B
C
19 lines
481 B
C
#include "init-arch.h"
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#define STRCASESTR __strcasestr_sse2
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#undef libc_hidden_builtin_def
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#define libc_hidden_builtin_def(name) \
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__hidden_ver1 (__strcasestr_sse2, __GI_strcasestr, __strcasestr_sse2);
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#include "string/strcasestr.c"
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extern char *__strcasestr_sse42 (const char *, const char *);
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#if 1
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libc_ifunc (__strcasestr,
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HAS_SSE4_2 ? __strcasestr_sse42 : __strcasestr_sse2);
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#else
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libc_ifunc (__strcasestr,
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0 ? __strcasestr_sse42 : __strcasestr_sse2);
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#endif
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