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| author | H.J. Lu <hongjiu.lu@intel.com> | 2009-08-04 12:13:43 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-08-04 12:13:43 -0700 |
| commit | 02cea47161c00969afa985e641f4ac376f84d35f (patch) | |
| tree | cbc5677d2ccdea60e25e7dd6b6f19ca77e5cf3ca /sysdeps/x86_64 | |
| parent | 421665c40ae002f74130eb4e0b19cb22d97860cf (diff) | |
| download | glibc-02cea47161c00969afa985e641f4ac376f84d35f.tar.gz glibc-02cea47161c00969afa985e641f4ac376f84d35f.tar.xz glibc-02cea47161c00969afa985e641f4ac376f84d35f.zip | |
Add x86 32-bit SSE4.2 string functions.
This patch adds 32bit SSE4.2 string functions. It uses -16L instead of 0xfffffffffffffff0L, which works for both 32bit and 64bit long. Tested on 32bit Core i7 and Core 2.
Diffstat (limited to 'sysdeps/x86_64')
| -rw-r--r-- | sysdeps/x86_64/multiarch/strcspn-c.c | 4 | ||||
| -rw-r--r-- | sysdeps/x86_64/multiarch/strspn-c.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/x86_64/multiarch/strcspn-c.c b/sysdeps/x86_64/multiarch/strcspn-c.c index 4512267d3f..8286d0372b 100644 --- a/sysdeps/x86_64/multiarch/strcspn-c.c +++ b/sysdeps/x86_64/multiarch/strcspn-c.c @@ -90,7 +90,7 @@ STRCSPN_SSE42 (const char *s, const char *a) if (offset != 0) { /* Load masks. */ - aligned = (const char *) ((size_t) a & 0xfffffffffffffff0L); + aligned = (const char *) ((size_t) a & -16L); __m128i mask0 = _mm_load_si128 ((__m128i *) aligned); switch (offset) @@ -229,7 +229,7 @@ STRCSPN_SSE42 (const char *s, const char *a) if (offset != 0) { /* Check partial string. */ - aligned = (const char *) ((size_t) s & 0xfffffffffffffff0L); + aligned = (const char *) ((size_t) s & -16L); __m128i value = _mm_load_si128 ((__m128i *) aligned); switch (offset) diff --git a/sysdeps/x86_64/multiarch/strspn-c.c b/sysdeps/x86_64/multiarch/strspn-c.c index 5b99f0d383..be9e8ac0a8 100644 --- a/sysdeps/x86_64/multiarch/strspn-c.c +++ b/sysdeps/x86_64/multiarch/strspn-c.c @@ -68,7 +68,7 @@ __strspn_sse42 (const char *s, const char *a) if (offset != 0) { /* Load masks. */ - aligned = (const char *) ((size_t) a & 0xfffffffffffffff0L); + aligned = (const char *) ((size_t) a & -16L); __m128i mask0 = _mm_load_si128 ((__m128i *) aligned); switch (offset) @@ -207,7 +207,7 @@ __strspn_sse42 (const char *s, const char *a) if (offset != 0) { /* Check partial string. */ - aligned = (const char *) ((size_t) s & 0xfffffffffffffff0L); + aligned = (const char *) ((size_t) s & -16L); __m128i value = _mm_load_si128 ((__m128i *) aligned); switch (offset) |