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author | Andreas Jaeger <aj@suse.de> | 2002-03-26 19:45:43 +0000 |
---|---|---|
committer | Andreas Jaeger <aj@suse.de> | 2002-03-26 19:45:43 +0000 |
commit | 49f8b030aa37dc37fc5d9a3ce1ba0297ddc082ff (patch) | |
tree | bf6a6d08a25fbe8fd8e642f35ab0d1bdddf447dd /sysdeps | |
parent | 79468ba882bb055553a12f49a33a907a858acb63 (diff) | |
download | glibc-49f8b030aa37dc37fc5d9a3ce1ba0297ddc082ff.zip glibc-49f8b030aa37dc37fc5d9a3ce1ba0297ddc082ff.tar.gz glibc-49f8b030aa37dc37fc5d9a3ce1ba0297ddc082ff.tar.bz2 |
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.
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/i386/i486/bits/string.h | 229 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/sys/reg.h | 2 |
2 files changed, 147 insertions, 84 deletions
diff --git a/sysdeps/i386/i486/bits/string.h b/sysdeps/i386/i486/bits/string.h index d1c8d8a..802bbea 100644 --- a/sysdeps/i386/i486/bits/string.h +++ b/sysdeps/i386/i486/bits/string.h @@ -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 diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/reg.h b/sysdeps/unix/sysv/linux/x86_64/sys/reg.h index 5d3df0e..acb71a2 100644 --- a/sysdeps/unix/sysv/linux/x86_64/sys/reg.h +++ b/sysdeps/unix/sysv/linux/x86_64/sys/reg.h @@ -74,6 +74,6 @@ # define EFL 14 # define UESP 15 # define SS 16 -endif +#endif #endif |