Remove broken inline-asm string functions from Xen/x86. The

generic implementations in string.c are quite sufficient.
Signed-off-by: Keir Fraser <keir@xensource.com>

1 files changed, 0 insertions, 146 deletions

diff --git a/xen/include/asm-x86/string.h b/xen/include/asm-x86/string.h
index 6dee130fa7..0003d87425 100644
--- a/xen/include/asm-x86/string.h
+++ b/xen/include/asm-x86/string.h
@@ -3,152 +3,6 @@
 
 #include <xen/config.h>
 
-#define __HAVE_ARCH_STRCPY
-static inline char *strcpy(char *dest, const char *src)
-{
-    long d0, d1, d2;
-    __asm__ __volatile__ (
-        "1: lodsb          \n"
-        "   stosb          \n"
-        "   test %%al,%%al \n"
-        "   jne  1b        \n"
-        : "=&S" (d0), "=&D" (d1), "=&a" (d2)
-        : "0" (src), "1" (dest) : "memory" );
-    return dest;
-}
-
-#define __HAVE_ARCH_STRNCPY
-static inline char *strncpy(char *dest, const char *src, size_t count)
-{
-    long d0, d1, d2, d3;
-    __asm__ __volatile__ (
-        "1: dec  %2        \n"
-        "   js   2f        \n"
-        "   lodsb          \n"
-        "   stosb          \n"
-        "   test %%al,%%al \n"
-        "   jne  1b        \n"
-        "   rep ; stosb    \n"
-        "2:                \n"
-        : "=&S" (d0), "=&D" (d1), "=&c" (d2), "=&a" (d3)
-        : "0" (src), "1" (dest), "2" (count) : "memory" );
-    return dest;
-}
-
-#define __HAVE_ARCH_STRCAT
-static inline char *strcat(char *dest, const char *src)
-{
-    long d0, d1, d2, d3;
-    __asm__ __volatile__ (
-        "   repne ; scasb  \n"
-        "   dec  %1        \n"
-        "1: lodsb          \n"
-        "   stosb          \n"
-        "   test %%al,%%al \n"
-        "   jne  1b        \n"
-        : "=&S" (d0), "=&D" (d1), "=&a" (d2), "=&c" (d3)
-        : "0" (src), "1" (dest), "2" (0UL), "3" (0xffffffffUL) : "memory" );
-    return dest;
-}
-
-#define __HAVE_ARCH_STRNCAT
-static inline char *strncat(char *dest, const char *src, size_t count)
-{
-    long d0, d1, d2, d3;
-    __asm__ __volatile__ (
-        "   repne ; scasb   \n"
-        "   dec  %1         \n"
-        "   mov  %8,%3      \n"
-        "1: dec  %3         \n"
-        "   js   2f         \n"
-        "   lodsb           \n"
-        "   stosb           \n"
-        "   test %%al,%%al  \n"
-        "   jne  1b         \n"
-        "2: xor  %%eax,%%eax\n"
-        "   stosb"
-        : "=&S" (d0), "=&D" (d1), "=&a" (d2), "=&c" (d3)
-        : "0" (src), "1" (dest), "2" (0UL), "3" (0xffffffffUL), "g" (count)
-        : "memory" );
-    return dest;
-}
-
-#define __HAVE_ARCH_STRCMP
-static inline int strcmp(const char *cs, const char *ct)
-{
-    long d0, d1;
-    register int __res;
-    __asm__ __volatile__ (
-        "1: lodsb           \n"
-        "   scasb           \n"
-        "   jne  2f         \n"
-        "   test %%al,%%al  \n"
-        "   jne  1b         \n"
-        "   xor  %%eax,%%eax\n"
-        "   jmp  3f         \n"
-        "2: sbb  %%eax,%%eax\n"
-        "   or   $1,%%al    \n"
-        "3:                 \n"
-        : "=a" (__res), "=&S" (d0), "=&D" (d1)
-        : "1" (cs), "2" (ct) );
-    return __res;
-}
-
-#define __HAVE_ARCH_STRNCMP
-static inline int strncmp(const char *cs, const char *ct, size_t count)
-{
-    long d0, d1, d2;
-    register int __res;
-    __asm__ __volatile__ (
-        "1: dec  %3         \n"
-        "   js   2f         \n"
-        "   lodsb           \n"
-        "   scasb           \n"
-        "   jne  3f         \n"
-        "   test %%al,%%al  \n"
-        "   jne  1b         \n"
-        "2: xor  %%eax,%%eax\n"
-        "   jmp  4f         \n"
-        "3: sbb  %%eax,%%eax\n"
-        "   or   $1,%%al    \n"
-        "4:                 \n"
-        : "=a" (__res), "=&S" (d0), "=&D" (d1), "=&c" (d2)
-        : "1" (cs), "2" (ct), "3" (count) );
-    return __res;
-}
-
-#define __HAVE_ARCH_STRCHR
-static inline char *strchr(const char *s, int c)
-{
-    long d0;
-    register char *__res;
-    __asm__ __volatile__ (
-        "   mov  %%al,%%ah  \n"
-        "1: lodsb           \n"
-        "   cmp  %%ah,%%al  \n"
-        "   je   2f         \n"
-        "   test %%al,%%al  \n"
-        "   jne  1b         \n"
-        "   mov  $1,%1      \n"
-        "2: mov  %1,%0      \n"
-        "   dec  %0         \n"
-        : "=a" (__res), "=&S" (d0) : "1" (s), "0" (c) );
-    return __res;
-}
-
-#define __HAVE_ARCH_STRLEN
-static inline size_t strlen(const char *s)
-{
-    long d0;
-    register int __res;
-    __asm__ __volatile__ (
-        "   repne ; scasb  \n"
-        "   notl %0        \n"
-        "   decl %0        \n"
-        : "=c" (__res), "=&D" (d0) : "1" (s), "a" (0), "0" (0xffffffffUL) );
-    return __res;
-}
-
 static inline void *__variable_memcpy(void *to, const void *from, size_t n)
 {
     long d0, d1, d2;