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* sysdeps/powerpc/powerpc64/ffsll.c: New file.

	* sysdeps/powerpc/elf/libc-start.c: No need for a separate
This commit is contained in:
Ulrich Drepper 2004-04-04 06:17:27 +00:00
parent 4e73e1151d
commit 5da3d37718
5 changed files with 46 additions and 3 deletions
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4
ChangeLog
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@ -1,5 +1,7 @@
2004-04-03 Ulrich Drepper <drepper@redhat.com> 2004-04-03 Ulrich Drepper <drepper@redhat.com>
* sysdeps/powerpc/powerpc64/ffsll.c: New file.
* string/test-ffs.c: Also test ffsl and ffsll. * string/test-ffs.c: Also test ffsl and ffsll.
* sysdeps/powerpc/ffs.c: Don't define ffsl for ppc64. * sysdeps/powerpc/ffs.c: Don't define ffsl for ppc64.
@ -8,7 +10,7 @@
constraints for asm mem parameters. constraints for asm mem parameters.
* sysdeps/powerpc/bits/atomic.h: Likewise. * sysdeps/powerpc/bits/atomic.h: Likewise.
* sysdeps/powerpc/elf/libc-start.c: no need for a separate * sysdeps/powerpc/elf/libc-start.c: No need for a separate
function for __aux_init_cache. function for __aux_init_cache.
* inet/test-ifaddrs.c: Fight warnings. * inet/test-ifaddrs.c: Fight warnings.

3
nptl_db/ChangeLog
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@ -1,5 +1,8 @@
2004-04-03 Ulrich Drepper <drepper@redhat.com> 2004-04-03 Ulrich Drepper <drepper@redhat.com>
* td_ta_set_event.c (td_ta_set_event): Initialize copy to avoid
warnings.
* td_ta_thr_iter.c (td_ta_thr_iter): Initialize list to avoid warning. * td_ta_thr_iter.c (td_ta_thr_iter): Initialize list to avoid warning.
* td_ta_clear_event.c (td_ta_clear_event): Initialize eventmask to * td_ta_clear_event.c (td_ta_clear_event): Initialize eventmask to
avoid warning. avoid warning.

2
nptl_db/td_ta_set_event.c
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@ -29,7 +29,7 @@ td_ta_set_event (ta_arg, event)
td_thragent_t *const ta = (td_thragent_t *) ta_arg; td_thragent_t *const ta = (td_thragent_t *) ta_arg;
td_err_e err; td_err_e err;
psaddr_t eventmask = 0; psaddr_t eventmask = 0;
void *copy; void *copy = NULL;
LOG ("td_ta_set_event"); LOG ("td_ta_set_event");

2
string/test-ffs.c
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@ -48,7 +48,7 @@ main (void)
for (i=0 ; i < 8 * sizeof (type); i++) \ for (i=0 ; i < 8 * sizeof (type); i++) \
try (#fct, 1ll << i, fct (((type) 1) << i), i + 1); \ try (#fct, 1ll << i, fct (((type) 1) << i), i + 1); \
for (i=0 ; i < 8 * sizeof (type) ; i++) \ for (i=0 ; i < 8 * sizeof (type) ; i++) \
try (#fct, (~0ll >> i) << i, fct ((~((type) 0) >> i) << i), i + 1); \ try (#fct, (~((type) 0) >> i) << i, fct ((~((type) 0) >> i) << i), i + 1);\
try (#fct, 0x80008000, fct ((type) 0x80008000), 16) try (#fct, 0x80008000, fct ((type) 0x80008000), 16)
TEST (ffs, int); TEST (ffs, int);

38
sysdeps/powerpc/powerpc64/ffsll.c Normal file
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@ -0,0 +1,38 @@
/* Find first set bit in a word, counted from least significant end.
For PowerPC.
Copyright (C) 1991, 1992, 1997, 1998, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Torbjorn Granlund (tege@sics.se).
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#define ffsl __something_else
#include <limits.h>
#include <string.h>
#undef ffs
int
__ffsll (long long int x)
{
int cnt;
asm ("cntlzd %0,%1" : "=r" (cnt) : "r" (x & -x));
return 64 - cnt;
}
weak_alias (__ffsll, ffsll)
#undef ffsl
weak_alias (__ffsll, ffsl)