Add support for SSSE3 and SSE4.2 versions of strcasecmp on x86-64.

git-mirror · Aug 1, 2010 · 73507d3 · 73507d3
1 parent 66f6765
commit 73507d3
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Showing 6 changed files with 394 additions and 22 deletions.
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,13 @@
+2010-07-31  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/x86_64/multiarch/Makefile [subdir=string] (sysdep_routines):
+	Add strcasecmp_l-ssse3.
+	* sysdeps/x86_64/multiarch/strcmp.S: Add support to compile for
+	strcasecmp.
+	* sysdeps/x86_64/strcmp.S: Allow more flexible compiling of strcasecmp.
+	* sysdeps/x86_64/multiarch/strcasecmp_l.S: New file.
+	* sysdeps/x86_64/multiarch/strcasecmp_l-ssse3.S: New file.
+
 2010-07-30  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/x86_64/multiarch/strcmp.S: Pretty printing.

diff --git a/sysdeps/x86_64/multiarch/Makefile b/sysdeps/x86_64/multiarch/Makefile
@@ -7,7 +7,7 @@ ifeq ($(subdir),string)
 sysdep_routines += stpncpy-c strncpy-c strcmp-ssse3 strncmp-ssse3 \
 		   strend-sse4 memcmp-sse4 memcpy-ssse3 mempcpy-ssse3 \
 		   memmove-ssse3 memcpy-ssse3-back mempcpy-ssse3-back \
-		   memmove-ssse3-back strcasestr-nonascii
+		   memmove-ssse3-back strcasestr-nonascii strcasecmp_l-ssse3
 ifeq (yes,$(config-cflags-sse4))
 sysdep_routines += strcspn-c strpbrk-c strspn-c strstr-c strcasestr-c
 CFLAGS-strcspn-c.c += -msse4

diff --git a/sysdeps/x86_64/multiarch/strcasecmp_l-ssse3.S b/sysdeps/x86_64/multiarch/strcasecmp_l-ssse3.S
@@ -0,0 +1,5 @@
+#define USE_SSSE3 1
+#define USE_AS_STRCASECMP_L
+#define STRCMP __strcasecmp_l_ssse3
+#define __strcasecmp __strcasecmp_ssse3
+#include "../strcmp.S"
diff --git a/sysdeps/x86_64/multiarch/strcasecmp_l.S b/sysdeps/x86_64/multiarch/strcasecmp_l.S
@@ -0,0 +1,6 @@
+#define STRCMP __strcasecmp_l
+#define USE_AS_STRCASECMP_L
+#include "strcmp.S"
+
+weak_alias (__strcasecmp_l, strcasecmp_l)
+libc_hidden_def (strcasecmp_l)