i386: prepare shared lib/strstr.c
authorThomas Gleixner <tglx@linutronix.de>
Thu, 11 Oct 2007 09:13:21 +0000 (11:13 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Thu, 11 Oct 2007 09:13:21 +0000 (11:13 +0200)
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/i386/lib/Makefile
arch/i386/lib/strstr.c [deleted file]
arch/i386/lib/strstr_32.c [new file with mode: 0644]

index afbc99d..4d3ae15 100644 (file)
@@ -3,7 +3,7 @@
 #
 
 
-lib-y = checksum_32.o delay.o usercopy.o getuser.o putuser.o memcpy.o strstr.o \
+lib-y = checksum_32.o delay.o usercopy.o getuser.o putuser.o memcpy.o strstr_32.o \
        bitops.o semaphore.o string.o
 
 lib-$(CONFIG_X86_USE_3DNOW) += mmx.o
diff --git a/arch/i386/lib/strstr.c b/arch/i386/lib/strstr.c
deleted file mode 100644 (file)
index a3dafbf..0000000
+++ /dev/null
@@ -1,31 +0,0 @@
-#include <linux/string.h>
-
-char * strstr(const char * cs,const char * ct)
-{
-int    d0, d1;
-register char * __res;
-__asm__ __volatile__(
-       "movl %6,%%edi\n\t"
-       "repne\n\t"
-       "scasb\n\t"
-       "notl %%ecx\n\t"
-       "decl %%ecx\n\t"        /* NOTE! This also sets Z if searchstring='' */
-       "movl %%ecx,%%edx\n"
-       "1:\tmovl %6,%%edi\n\t"
-       "movl %%esi,%%eax\n\t"
-       "movl %%edx,%%ecx\n\t"
-       "repe\n\t"
-       "cmpsb\n\t"
-       "je 2f\n\t"             /* also works for empty string, see above */
-       "xchgl %%eax,%%esi\n\t"
-       "incl %%esi\n\t"
-       "cmpb $0,-1(%%eax)\n\t"
-       "jne 1b\n\t"
-       "xorl %%eax,%%eax\n\t"
-       "2:"
-       :"=a" (__res), "=&c" (d0), "=&S" (d1)
-       :"0" (0), "1" (0xffffffff), "2" (cs), "g" (ct)
-       :"dx", "di");
-return __res;
-}
-
diff --git a/arch/i386/lib/strstr_32.c b/arch/i386/lib/strstr_32.c
new file mode 100644 (file)
index 0000000..a3dafbf
--- /dev/null
@@ -0,0 +1,31 @@
+#include <linux/string.h>
+
+char * strstr(const char * cs,const char * ct)
+{
+int    d0, d1;
+register char * __res;
+__asm__ __volatile__(
+       "movl %6,%%edi\n\t"
+       "repne\n\t"
+       "scasb\n\t"
+       "notl %%ecx\n\t"
+       "decl %%ecx\n\t"        /* NOTE! This also sets Z if searchstring='' */
+       "movl %%ecx,%%edx\n"
+       "1:\tmovl %6,%%edi\n\t"
+       "movl %%esi,%%eax\n\t"
+       "movl %%edx,%%ecx\n\t"
+       "repe\n\t"
+       "cmpsb\n\t"
+       "je 2f\n\t"             /* also works for empty string, see above */
+       "xchgl %%eax,%%esi\n\t"
+       "incl %%esi\n\t"
+       "cmpb $0,-1(%%eax)\n\t"
+       "jne 1b\n\t"
+       "xorl %%eax,%%eax\n\t"
+       "2:"
+       :"=a" (__res), "=&c" (d0), "=&S" (d1)
+       :"0" (0), "1" (0xffffffff), "2" (cs), "g" (ct)
+       :"dx", "di");
+return __res;
+}
+