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Update. 

* sysdeps/i386/i486/bits/string.h (__memcpy_by4): Describe memory
	read and write accesses as detailed as possible.
	(__memcpy_by2): Likewise.
	(__memcpy_g): Likewise.
	(memmove): Likewise.
	(memcmp): Likewise.
	(__memset_ccn_by4): Likewise.
	(__memset_ccn_by2): Likewise.
	(__memset_gcn_by4): Likewise.
	(__memset_gcn_by2): Likewise.
	(memchr): Likewise.
	(__memrchr): Likewise.
	(rawmemchr): Likewise.
	(__strlen_g): Likewise.
	(__strcpy_g): Likewise.
	(__mempcpy_by4): Likewise.
	(__mempcpy_by2): Likewise.
	(__mempcpy_byn): Likewise.
	(__stpcpy_g): Likewise.
	(__strncpy_by4): Likewise.
	(__strncpy_by2): Likewise.
	(__strncpy_byn): Likewise.
	(__strncpy_gg): Likewise.
	(__strcat_c): Likewise.
	(__strcat_g): Likewise.
	(__strncat_g): Likewise.
	(__strcmp_gg): Likewise.
	(__strncmp_g): Likewise.
	(__strchr_c): Likewise.
	(__strchr_g): Likewise.
	(__strchrnul_c): Likewise.
	(__strchrnul_g): Likewise.
	(__strrchr_c): Likewise.
	(__strrchr_g): Likewise.
	(__strrchr_c): Likewise.
	(__strrchr_g): Likewise.
	(__strcspn_c1): Likewise.
	(__strcspn_cg): Likewise.
	(__strcspn_g): Likewise.
	(__strcspn_g): Likewise.
	(__strspn_c1): Likewise.
	(__strspn_cg): Likewise.
	(__strspn_g): Likewise.
	(__strspn_g): Likewise.
	(__strpbrk_cg): Likewise.
	(__strpbrk_g): Likewise.
	(__strstr_cg): Likewise.
	(__strstr_g): Likewise.
This commit is contained in:
Andreas Jaeger 2002-03-26 19:45:43 +00:00
parent 79468ba882
commit 49f8b030aa
3 changed files with 196 additions and 84 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
ChangeLog
View File

@ -1,5 +1,54 @@
2002-03-26 Andreas Jaeger <aj@suse.de>
* sysdeps/i386/i486/bits/string.h (__memcpy_by4): Describe memory
read and write accesses as detailed as possible.
(__memcpy_by2): Likewise.
(__memcpy_g): Likewise.
(memmove): Likewise.
(memcmp): Likewise.
(__memset_ccn_by4): Likewise.
(__memset_ccn_by2): Likewise.
(__memset_gcn_by4): Likewise.
(__memset_gcn_by2): Likewise.
(memchr): Likewise.
(__memrchr): Likewise.
(rawmemchr): Likewise.
(__strlen_g): Likewise.
(__strcpy_g): Likewise.
(__mempcpy_by4): Likewise.
(__mempcpy_by2): Likewise.
(__mempcpy_byn): Likewise.
(__stpcpy_g): Likewise.
(__strncpy_by4): Likewise.
(__strncpy_by2): Likewise.
(__strncpy_byn): Likewise.
(__strncpy_gg): Likewise.
(__strcat_c): Likewise.
(__strcat_g): Likewise.
(__strncat_g): Likewise.
(__strcmp_gg): Likewise.
(__strncmp_g): Likewise.
(__strchr_c): Likewise.
(__strchr_g): Likewise.
(__strchrnul_c): Likewise.
(__strchrnul_g): Likewise.
(__strrchr_c): Likewise.
(__strrchr_g): Likewise.
(__strrchr_c): Likewise.
(__strrchr_g): Likewise.
(__strcspn_c1): Likewise.
(__strcspn_cg): Likewise.
(__strcspn_g): Likewise.
(__strcspn_g): Likewise.
(__strspn_c1): Likewise.
(__strspn_cg): Likewise.
(__strspn_g): Likewise.
(__strspn_g): Likewise.
(__strpbrk_cg): Likewise.
(__strpbrk_g): Likewise.
(__strstr_cg): Likewise.
(__strstr_g): Likewise.
* sysdeps/unix/sysv/linux/x86_64/sys/reg.h: Fix typo. Reported by
Michal Ludvig <mludvig@suse.cz>.

229
sysdeps/i386/i486/bits/string.h
View File

@ -1,5 +1,5 @@
/* Optimized, inlined string functions. i486 version.
Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -129,9 +129,11 @@ __memcpy_g (void *__dest, __const void *__src, size_t __n)
"movsw\n"
"2:\n\t"
"rep; movsl"
: "=&c" (__d0), "=&D" (__d1), "=&S" (__d2)
: "0" (__n), "1" (__tmp), "2" (__src)
: "memory", "cc");
: "=&c" (__d0), "=&D" (__d1), "=&S" (__d2),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__dest)
: "0" (__n), "1" (__tmp), "2" (__src),
"m" ( *(struct { __extension__ char __x[__n]; } *)__src)
: "cc");
return __dest;
}
@ -148,18 +150,20 @@ memmove (void *__dest, __const void *__src, size_t __n)
__asm__ __volatile__
("cld\n\t"
"rep; movsb"
: "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
: "0" (__n), "1" (__src), "2" (__tmp)
: "memory");
: "=&c" (__d0), "=&S" (__d1), "=&D" (__d2),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__dest)
: "0" (__n), "1" (__src), "2" (__tmp),
"m" ( *(struct { __extension__ char __x[__n]; } *)__src));
else
__asm__ __volatile__
("std\n\t"
"rep; movsb\n\t"
"cld"
: "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
: "=&c" (__d0), "=&S" (__d1), "=&D" (__d2),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__dest)
: "0" (__n), "1" (__n - 1 + (__const char *) __src),
"2" (__n - 1 + (char *) __tmp)
: "memory");
"2" (__n - 1 + (char *) __tmp),
"m" ( *(struct { __extension__ char __x[__n]; } *)__src));
return __dest;
}
#endif
@ -183,7 +187,9 @@ memcmp (__const void *__s1, __const void *__s2, size_t __n)
"orl $1,%0\n"
"1:"
: "=a" (__res), "=&S" (__d0), "=&D" (__d1), "=&c" (__d2)
: "0" (0), "1" (__s1), "2" (__s2), "3" (__n)
: "0" (0), "1" (__s1), "2" (__s2), "3" (__n),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s1),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s2)
: "cc");
return __res;
}
@ -309,9 +315,10 @@ __memset_ccn_by4 (void *__s, unsigned int __c, size_t __n)
__asm__ __volatile__
("cld\n\t"
"rep; stosl"
: "=&a" (__c), "=&D" (__tmp), "=&c" (__d0)
: "=&a" (__c), "=&D" (__tmp), "=&c" (__d0),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
: "memory", "cc");
: "cc");
#else
__asm__ __volatile__
("1:\n\t"
@ -319,9 +326,10 @@ __memset_ccn_by4 (void *__s, unsigned int __c, size_t __n)
"addl $4,%1\n\t"
"decl %2\n\t"
"jnz 1b\n"
: "=&r" (__c), "=&r" (__tmp), "=&r" (__d0)
: "=&r" (__c), "=&r" (__tmp), "=&r" (__d0),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
: "memory", "cc");
: "cc");
#endif
return __s;
}
@ -339,9 +347,10 @@ __memset_ccn_by2 (void *__s, unsigned int __c, size_t __n)
("cld\n\t"
"rep; stosl\n"
"stosw"
: "=&a" (__d0), "=&D" (__tmp), "=&c" (__d1)
: "=&a" (__d0), "=&D" (__tmp), "=&c" (__d1),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
: "memory", "cc");
: "cc");
#else
__asm__ __volatile__
("1:\tmovl %0,(%1)\n\t"
@ -349,9 +358,10 @@ __memset_ccn_by2 (void *__s, unsigned int __c, size_t __n)
"decl %2\n\t"
"jnz 1b\n"
"movw %w0,(%1)"
: "=&q" (__d0), "=&r" (__tmp), "=&r" (__d1)
: "=&q" (__d0), "=&r" (__tmp), "=&r" (__d1),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
: "memory", "cc");
: "cc");
#endif
return __s;
}
@ -380,9 +390,10 @@ __memset_gcn_by4 (void *__s, int __c, size_t __n)
"addl $4,%1\n\t"
"decl %2\n\t"
"jnz 1b\n"
: "=&q" (__c), "=&r" (__tmp), "=&r" (__d0)
: "=&q" (__c), "=&r" (__tmp), "=&r" (__d0),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
: "memory", "cc");
: "cc");
return __s;
}
@ -404,9 +415,10 @@ __memset_gcn_by2 (void *__s, int __c, size_t __n)
"decl %2\n\t"
"jnz 1b\n"
"movw %w0,(%1)"
: "=&q" (__d0), "=&r" (__tmp), "=&r" (__d1)
: "=&q" (__d0), "=&r" (__tmp), "=&r" (__d1),
"=m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
: "memory", "cc");
: "cc");
return __s;
}
@ -430,7 +442,8 @@ memchr (__const void *__s, int __c, size_t __n)
"repne; scasb\n\t"
"cmovne %2,%0"
: "=D" (__res), "=&c" (__d0), "=&r" (__d1)
: "a" (__c), "0" (__s), "1" (__n), "2" (1)
: "a" (__c), "0" (__s), "1" (__n), "2" (1),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "cc");
#else
__asm__ __volatile__
@ -440,7 +453,8 @@ memchr (__const void *__s, int __c, size_t __n)
"movl $1,%0\n"
"1:"
: "=D" (__res), "=&c" (__d0)
: "a" (__c), "0" (__s), "1" (__n)
: "a" (__c), "0" (__s), "1" (__n),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "cc");
#endif
return __res - 1;
@ -466,7 +480,8 @@ __memrchr (__const void *__s, int __c, size_t __n)
"cmovne %2,%0\n\t"
"cld"
: "=D" (__res), "=&c" (__d0), "=&r" (__d1)
: "a" (__c), "0" (__s + __n - 1), "1" (__n), "2" (-1)
: "a" (__c), "0" (__s + __n - 1), "1" (__n), "2" (-1),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "cc");
# else
__asm__ __volatile__
@ -476,7 +491,8 @@ __memrchr (__const void *__s, int __c, size_t __n)
"orl $-1,%0\n"
"1:\tcld"
: "=D" (__res), "=&c" (__d0)
: "a" (__c), "0" (__s + __n - 1), "1" (__n)
: "a" (__c), "0" (__s + __n - 1), "1" (__n),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s)
: "cc");
# endif
return __res + 1;
@ -500,7 +516,8 @@ __rawmemchr (const void *__s, int __c)
("cld\n\t"
"repne; scasb\n\t"
: "=D" (__res), "=&c" (__d0)
: "a" (__c), "0" (__s), "1" (0xffffffff)
: "a" (__c), "0" (__s), "1" (0xffffffff),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res - 1;
}
@ -534,8 +551,9 @@ __strlen_g (__const char *__str)
"testb %b1,%b1\n\t"
"jne 1b"
: "=r" (__tmp), "=&q" (__dummy)
: "0" (__str)
: "memory", "cc" );
: "0" (__str),
"m" ( *(struct { char __x[0xfffffff]; } *)__str)
: "cc" );
return __tmp - __str - 1;
}
@ -617,8 +635,9 @@ __strcpy_g (char *__dest, __const char *__src)
"testb %b2,%b2\n\t"
"jne 1b"
: "=&r" (__src), "=&r" (__tmp), "=&q" (__dummy)
: "0" (__src), "1" (__tmp)
: "memory", "cc");
: "0" (__src), "1" (__tmp),
"m" ( *(struct { char __x[0xfffffff]; } *)__dest)
: "cc");
return __dest;
}
@ -710,9 +729,11 @@ __mempcpy_by4 (char *__dest, __const char *__src, size_t __srclen)
"leal 4(%1),%1\n\t"
"decl %3\n\t"
"jnz 1b"
: "=&r" (__d0), "=r" (__tmp), "=&r" (__src), "=&r" (__d1)
: "1" (__tmp), "2" (__src), "3" (__srclen / 4)
: "memory", "cc");
: "=&r" (__d0), "=r" (__tmp), "=&r" (__src), "=&r" (__d1),
"=m" ( *(struct { __extension__ char __x[__srclen]; } *)__dest)
: "1" (__tmp), "2" (__src), "3" (__srclen / 4),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
return __tmp;
}
@ -737,9 +758,11 @@ __mempcpy_by2 (char *__dest, __const char *__src, size_t __srclen)
"2:\n\t"
"movw (%2),%w0\n\t"
"movw %w0,(%1)"
: "=&q" (__d0), "=r" (__tmp), "=&r" (__src), "=&r" (__d1)
: "1" (__tmp), "2" (__src), "3" (__srclen / 2)
: "memory", "cc");
: "=&q" (__d0), "=r" (__tmp), "=&r" (__src), "=&r" (__d1),
"=m" ( *(struct { __extension__ char __x[__srclen]; } *)__dest)
: "1" (__tmp), "2" (__src), "3" (__srclen / 2),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
return __tmp + 2;
}
@ -762,9 +785,11 @@ __mempcpy_byn (char *__dest, __const char *__src, size_t __srclen)
"movsw\n"
"2:\n\t"
"rep; movsl"
: "=D" (__tmp), "=&c" (__d0), "=&S" (__d1)
: "0" (__tmp), "1" (__srclen), "2" (__src)
: "memory", "cc");
: "=D" (__tmp), "=&c" (__d0), "=&S" (__d1),
"=m" ( *(struct { __extension__ char __x[__srclen]; } *)__dest)
: "0" (__tmp), "1" (__srclen), "2" (__src),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
return __tmp;
}
@ -784,9 +809,11 @@ __stpcpy_g (char *__dest, __const char *__src)
"leal 1(%1),%1\n\t"
"testb %b2,%b2\n\t"
"jne 1b"
: "=&r" (__src), "=r" (__tmp), "=&q" (__dummy)
: "0" (__src), "1" (__tmp)
: "memory", "cc");
: "=&r" (__src), "=r" (__tmp), "=&q" (__dummy),
"=m" ( *(struct { char __x[0xfffffff]; } *)__dest)
: "0" (__src), "1" (__tmp),
"m" ( *(struct { char __x[0xfffffff]; } *)__src)
: "cc");
return __tmp - 1;
}
#endif
@ -824,9 +851,11 @@ __strncpy_by4 (char *__dest, __const char __src[], size_t __srclen, size_t __n)
"leal 4(%1),%1\n\t"
"decl %3\n\t"
"jnz 1b"
: "=&r" (__dummy1), "=r" (__tmp), "=&r" (__src), "=&r" (__dummy2)
: "1" (__tmp), "2" (__src), "3" (__srclen / 4)
: "memory", "cc");
: "=&r" (__dummy1), "=r" (__tmp), "=&r" (__src), "=&r" (__dummy2),
"=m" ( *(struct { __extension__ char __x[__srclen]; } *)__dest)
: "1" (__tmp), "2" (__src), "3" (__srclen / 4),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
(void) memset (__tmp, '\0', __n - __srclen);
return __dest;
}
@ -852,9 +881,11 @@ __strncpy_by2 (char *__dest, __const char __src[], size_t __srclen, size_t __n)
"2:\n\t"
"movw (%2),%w0\n\t"
"movw %w0,(%1)\n\t"
: "=&q" (__dummy1), "=r" (__tmp), "=&r" (__src), "=&r" (__dummy2)
: "1" (__tmp), "2" (__src), "3" (__srclen / 2)
: "memory", "cc");
: "=&q" (__dummy1), "=r" (__tmp), "=&r" (__src), "=&r" (__dummy2),
"=m" ( *(struct { __extension__ char __x[__srclen]; } *)__dest)
: "1" (__tmp), "2" (__src), "3" (__srclen / 2),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
(void) memset (__tmp + 2, '\0', __n - __srclen);
return __dest;
}
@ -878,9 +909,11 @@ __strncpy_byn (char *__dest, __const char __src[], size_t __srclen, size_t __n)
"movsw\n"
"2:\n\t"
"rep; movsl"
: "=D" (__tmp), "=&c" (__d0), "=&S" (__d1)
: "1" (__srclen), "0" (__tmp),"2" (__src)
: "memory", "cc");
: "=D" (__tmp), "=&c" (__d0), "=&S" (__d1),
"=m" ( *(struct { __extension__ char __x[__srclen]; } *)__dest)
: "1" (__srclen), "0" (__tmp),"2" (__src),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
(void) memset (__tmp, '\0', __n - __srclen);
return __dest;
}
@ -936,8 +969,10 @@ __strcat_c (char *__dest, __const char __src[], size_t __srclen)
register char *__tmp;
__asm__ __volatile__
("repne; scasb"
: "=D" (__tmp), "=&c" (__d0)
: "0" (__dest), "1" (0xffffffff), "a" (0)
: "=D" (__tmp), "=&c" (__d0),
"=m" ( *(struct { char __x[0xfffffff]; } *)__dest)
: "0" (__dest), "1" (0xffffffff), "a" (0),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
--__tmp;
#else
@ -947,8 +982,10 @@ __strcat_c (char *__dest, __const char __src[], size_t __srclen)
"incl %0\n\t"
"cmpb $0,(%0)\n\t"
"jne 1b\n"
: "=r" (__tmp)
: "0" (__tmp)
: "=r" (__tmp),
"=m" ( *(struct { char __x[0xfffffff]; } *)__dest)
: "0" (__tmp),
"m" ( *(struct { __extension__ char __x[__srclen]; } *)__src)
: "cc");
#endif
(void) memcpy (__tmp, __src, __srclen);
@ -974,8 +1011,10 @@ __strcat_g (char *__dest, __const char *__src)
"incl %1\n\t"
"testb %b0,%b0\n\t"
"jne 2b\n"
: "=&q" (__dummy), "=&r" (__tmp), "=&r" (__src)
: "1" (__tmp), "2" (__src)
: "=&q" (__dummy), "=&r" (__tmp), "=&r" (__src),
"=m" ( *(struct { char __x[0xfffffff]; } *)__dest)
: "1" (__tmp), "2" (__src),
"m" ( *(struct { char __x[0xfffffff]; } *)__src)
: "memory", "cc");
return __dest;
}
@ -1141,7 +1180,9 @@ __strcmp_gg (__const char *__s1, __const char *__s2)
"negl %0\n"
"3:"
: "=q" (__res), "=&r" (__s1), "=&r" (__s2)
: "1" (__s1), "2" (__s2)
: "1" (__s1), "2" (__s2),
"m" ( *(struct { char __x[0xfffffff]; } *)__s1),
"m" ( *(struct { char __x[0xfffffff]; } *)__s2)
: "cc");
return __res;
}
@ -1183,7 +1224,9 @@ __strncmp_g (__const char *__s1, __const char *__s2, size_t __n)
"negl %0\n"
"4:"
: "=q" (__res), "=&r" (__s1), "=&r" (__s2), "=&r" (__n)
: "1" (__s1), "2" (__s2), "3" (__n)
: "1" (__s1), "2" (__s2), "3" (__n),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s1),
"m" ( *(struct { __extension__ char __x[__n]; } *)__s2)
: "cc");
return __res;
}
@ -1217,7 +1260,8 @@ __strchr_c (__const char *__s, int __c)
"xorl %0,%0\n"
"2:"
: "=r" (__res), "=&a" (__d0)
: "0" (__s), "1" (__c)
: "0" (__s), "1" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res;
}
@ -1241,7 +1285,8 @@ __strchr_g (__const char *__s, int __c)
"xorl %0,%0\n"
"2:"
: "=r" (__res), "=&a" (__d0)
: "0" (__s), "1" (__c)
: "0" (__s), "1" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res;
}
@ -1274,7 +1319,8 @@ __strchrnul_c (__const char *__s, int __c)
"decl %0\n"
"2:"
: "=r" (__res), "=&a" (__d0)
: "0" (__s), "1" (__c)
: "0" (__s), "1" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res;
}
@ -1298,7 +1344,8 @@ __strchrnul_g (__const char *__s, int __c)
"decl %0\n"
"2:"
: "=r" (__res), "=&a" (__d0)
: "0" (__s), "1" (__c)
: "0" (__s), "1" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res;
}
@ -1341,7 +1388,8 @@ __strrchr_c (__const char *__s, int __c)
"testb %b2,%b2\n\t"
"jne 1b"
: "=d" (__res), "=&S" (__d0), "=&a" (__d1)
: "0" (1), "1" (__s), "2" (__c)
: "0" (1), "1" (__s), "2" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res - 1;
}
@ -1363,7 +1411,8 @@ __strrchr_g (__const char *__s, int __c)
"testb %b2,%b2\n\t"
"jne 1b"
: "=d" (__res), "=&S" (__d0), "=&a" (__d1)
: "0" (1), "1" (__s), "2" (__c)
: "0" (1), "1" (__s), "2" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res - 1;
}
@ -1386,7 +1435,8 @@ __strrchr_c (__const char *__s, int __c)
"testb %%al,%%al\n\t"
"jne 1b"
: "=d" (__res), "=&S" (__d0), "=&a" (__d1)
: "0" (0), "1" (__s), "2" (__c)
: "0" (0), "1" (__s), "2" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res;
}
@ -1410,7 +1460,8 @@ __strrchr_g (__const char *__s, int __c)
"testb %%al,%%al\n\t"
"jne 1b"
: "=r" (__res), "=&S" (__d0), "=&a" (__d1)
: "0" (0), "1" (__s), "2" (__c)
: "0" (0), "1" (__s), "2" (__c),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return __res;
}
@ -1457,7 +1508,8 @@ __strcspn_c1 (__const char *__s, int __reject)
"jne 1b\n"
"2:"
: "=r" (__res), "=&a" (__d0)
: "0" (__s), "1" (__reject)
: "0" (__s), "1" (__reject),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return (__res - 1) - __s;
}
@ -1483,7 +1535,9 @@ __strcspn_cg (__const char *__s, __const char __reject[], size_t __reject_len)
"jne 1b\n"
"2:"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
: "0" (__s), "d" (__reject), "g" (__reject_len)
: "0" (__s), "d" (__reject), "g" (__reject_len),
"m" ( *(struct { char __x[0xfffffff]; } *)__s),
"m" ( *(struct { __extension__ char __x[__reject_len]; } *)__reject)
: "cc");
return (__res - 1) - __s;
}
@ -1515,7 +1569,7 @@ __strcspn_g (__const char *__s, __const char *__reject)
"popl %%ebx"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
: "r" (__reject), "0" (__s), "1" (0), "2" (0xffffffff)
: "cc");
: "memory", "cc");
return (__res - 1) - __s;
}
#else
@ -1540,7 +1594,8 @@ __strcspn_g (__const char *__s, __const char *__reject)
"2:"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2), "=&d" (__d3)
: "0" (__s), "1" (0), "2" (0xffffffff), "3" (__reject), "b" (__reject)
: "cc");
/* Clobber memory, otherwise GCC cannot handle this. */
: "memory", "cc");
return (__res - 1) - __s;
}
#endif
@ -1574,7 +1629,8 @@ __strspn_c1 (__const char *__s, int __accept)
"cmpb %h1,%b1\n\t"
"je 1b"
: "=r" (__res), "=&q" (__d0)
: "0" (__s), "1" (__accept)
: "0" (__s), "1" (__accept),
"m" ( *(struct { char __x[0xfffffff]; } *)__s)
: "cc");
return (__res - 1) - __s;
}
@ -1600,7 +1656,9 @@ __strspn_cg (__const char *__s, __const char __accept[], size_t __accept_len)
"je 1b\n"
"2:"
: "=S" (__res), "=&d" (__d0), "=&c" (__d1), "=&D" (__d2)
: "0" (__s), "1" (__accept), "g" (__accept_len)
: "0" (__s), "1" (__accept), "g" (__accept_len),
"m" ( *(struct { char __x[0xfffffff]; } *)__s),
"m" ( *(struct { __extension__ char __x[__accept_len]; } *)__accept)
: "cc");
return (__res - 1) - __s;
}
@ -1631,7 +1689,7 @@ __strspn_g (__const char *__s, __const char *__accept)
"popl %%ebx"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
: "d" (__accept), "0" (__s), "1" (0), "2" (0xffffffff), "3" (__accept)
: "cc");
: "memory", "cc");
return (__res - 1) - __s;
}
#else
@ -1656,7 +1714,7 @@ __strspn_g (__const char *__s, __const char *__accept)
"2:"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2), "=&d" (__d3)
: "0" (__s), "1" (0), "2" (0xffffffff), "3" (__accept), "b" (__accept)
: "cc");
: "memory", "cc");
return (__res - 1) - __s;
}
#endif
@ -1697,7 +1755,9 @@ __strpbrk_cg (__const char *__s, __const char __accept[], size_t __accept_len)
"xorl %0,%0\n"
"3:"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
: "0" (__s), "d" (__accept), "g" (__accept_len)
: "0" (__s), "d" (__accept), "g" (__accept_len),
"m" ( *(struct { char __x[0xfffffff]; } *)__s),
"m" ( *(struct { __extension__ char __x[__accept_len]; } *)__accept)
: "cc");
return __res;
}
@ -1733,7 +1793,7 @@ __strpbrk_g (__const char *__s, __const char *__accept)
"popl %%ebx"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
: "d" (__accept), "0" (__s), "1" (0), "2" (0xffffffff)
: "cc");
: "memory", "cc");
return __res;
}
#else
@ -1763,7 +1823,7 @@ __strpbrk_g (__const char *__s, __const char *__accept)
"3:"
: "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&d" (__d2), "=&D" (__d3)
: "0" (__s), "1" (0), "2" (0xffffffff), "b" (__accept)
: "cc");
: "memory", "cc");
return __res;
}
#endif
@ -1805,7 +1865,10 @@ __strstr_cg (__const char *__haystack, __const char __needle[],
"xorl %%eax,%%eax\n"
"2:"
: "=a" (__res), "=&S" (__d0), "=&D" (__d1), "=&c" (__d2)
: "g" (__needle_len), "1" (__haystack), "d" (__needle)
: "g" (__needle_len), "1" (__haystack), "d" (__needle),
/* Since we do not know how large the memory we access it, use a really large amount. */
"m" ( *(struct { char __x[0xfffffff]; } *)__haystack),
"m" ( *(struct { __extension__ char __x[__needle_len]; } *)__needle)
: "cc");
return __res;
}
@ -1840,7 +1903,7 @@ __strstr_g (__const char *__haystack, __const char *__needle)
: "=a" (__res), "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
: "0" (0), "1" (0xffffffff), "2" (__haystack), "3" (__needle),
"d" (__needle)
: "cc");
: "memory", "cc");
return __res;
}
#else
@ -1869,7 +1932,7 @@ __strstr_g (__const char *__haystack, __const char *__needle)
: "=a" (__res), "=&c" (__d0), "=&S" (__d1), "=&D" (__d2), "=&d" (__d3)
: "0" (0), "1" (0xffffffff), "2" (__haystack), "3" (__needle),
"b" (__needle)
: "cc");
: "memory", "cc");
return __res;
}
#endif

2
sysdeps/unix/sysv/linux/x86_64/sys/reg.h
View File

@ -74,6 +74,6 @@
# define EFL 14
# define UESP 15
# define SS 16
endif
#endif
#endif