mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-15 09:30:06 +00:00
ce31a3b1c5
failed. * intl/finddomain.c (_nl_find_domain): Free normalized_codeset on failure. * elf/dl-load.c (decompose_rpath): Free copy if result couldn't be allocated. 2007-08-03 Jakub Jelinek <jakub@redhat.com>
305 lines
6.1 KiB
ArmAsm
305 lines
6.1 KiB
ArmAsm
/* Copyright (C) 2003, 2004, 2007 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
|
|
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. */
|
|
|
|
#include <sysdep.h>
|
|
#include <shlib-compat.h>
|
|
#include <pthread-errnos.h>
|
|
#include <tcb-offsets.h>
|
|
#include <structsem.h>
|
|
#include <lowlevellock.h>
|
|
#include "lowlevel-atomic.h"
|
|
|
|
|
|
#if VALUE != 0
|
|
# error "code needs to be rewritten for VALUE != 0"
|
|
#endif
|
|
|
|
.text
|
|
|
|
.globl __new_sem_wait
|
|
.type __new_sem_wait,@function
|
|
.align 5
|
|
__new_sem_wait:
|
|
.LSTARTCODE:
|
|
mov.l r8, @-r15
|
|
.Lpush_r8:
|
|
mov.l r10, @-r15
|
|
.Lpush_r10:
|
|
mov.l r12, @-r15
|
|
.Lpush_r12:
|
|
sts.l pr, @-r15
|
|
.Lpush_pr:
|
|
mov r4, r8
|
|
|
|
mov.l @r8, r0
|
|
2:
|
|
tst r0, r0
|
|
bt 1f
|
|
mov r0, r3
|
|
mov r0, r4
|
|
add #-1, r3
|
|
CMPXCHG (r4, @r8, r3, r2)
|
|
bf/s 2b
|
|
mov r2, r0
|
|
7:
|
|
mov #0, r0
|
|
9:
|
|
lds.l @r15+, pr
|
|
mov.l @r15+, r12
|
|
mov.l @r15+, r10
|
|
rts
|
|
mov.l @r15+, r8
|
|
|
|
.Lafter_ret:
|
|
1:
|
|
INC (@(NWAITERS,r8),r2)
|
|
|
|
.LcleanupSTART:
|
|
6:
|
|
mov.l .Lenable0, r1
|
|
bsrf r1
|
|
nop
|
|
.Lenable0b:
|
|
mov r0, r10
|
|
|
|
mov r8, r4
|
|
#if FUTEX_WAIT == 0
|
|
mov.l @(PRIVATE,r8), r5
|
|
#else
|
|
mov.l @(PRIVATE,r8), r5
|
|
mov #FUTEX_WAIT, r0
|
|
or r0, r5
|
|
#endif
|
|
mov #0, r6
|
|
mov #0, r7
|
|
mov #SYS_futex, r3
|
|
extu.b r3, r3
|
|
trapa #0x14
|
|
SYSCALL_INST_PAD
|
|
|
|
mov.l .Ldisable0, r1
|
|
mov r10, r4
|
|
bsrf r1
|
|
mov r0, r10
|
|
.Ldisable0b:
|
|
mov r10, r0
|
|
.LcleanupEND:
|
|
|
|
tst r0, r0
|
|
bt 3f
|
|
cmp/eq #-EWOULDBLOCK, r0
|
|
bf 4f
|
|
|
|
3:
|
|
mov.l @r8, r0
|
|
5:
|
|
tst r0, r0
|
|
bt 6b
|
|
|
|
mov r0, r3
|
|
mov r0, r4
|
|
add #-1, r3
|
|
CMPXCHG (r4, @r8, r3, r2)
|
|
bf/s 5b
|
|
mov r2, r0
|
|
|
|
DEC (@(NWAITERS,r8), r2)
|
|
bra 7b
|
|
nop
|
|
|
|
4:
|
|
neg r0, r0
|
|
mov r0, r4
|
|
DEC (@(NWAITERS,r8), r2)
|
|
mov r4, r8
|
|
mova .Lgot0, r0
|
|
mov.l .Lgot0, r12
|
|
add r0, r12
|
|
|
|
#if USE___THREAD
|
|
mov.l .Lerrno0, r0
|
|
stc gbr, r1
|
|
mov.l @(r0, r12), r0
|
|
bra .Lexit
|
|
add r1, r0
|
|
.align 2
|
|
.Lerrno0:
|
|
.long errno@GOTTPOFF
|
|
.Lexit:
|
|
#else
|
|
mov.l .Lerrloc0, r1
|
|
bsrf r1
|
|
nop
|
|
.Lerrloc0b:
|
|
#endif
|
|
mov.l r8, @r0
|
|
bra 9b
|
|
mov #-1, r0
|
|
|
|
.align 2
|
|
.Lgot0:
|
|
.long _GLOBAL_OFFSET_TABLE_
|
|
#if !USE___THREAD
|
|
.Lerrloc0:
|
|
.long __errno_location@PLT-(.Lerrloc0b-.)
|
|
#endif
|
|
.Lenable0:
|
|
.long __pthread_enable_asynccancel-.Lenable0b
|
|
.Ldisable0:
|
|
.long __pthread_disable_asynccancel-.Ldisable0b
|
|
.size __new_sem_wait,.-__new_sem_wait
|
|
versioned_symbol(libpthread, __new_sem_wait, sem_wait, GLIBC_2_1)
|
|
|
|
|
|
.type sem_wait_cleanup,@function
|
|
sem_wait_cleanup:
|
|
DEC (@(NWAITERS,r8), r2)
|
|
.LcallUR:
|
|
mov.l .Lresume, r1
|
|
#ifdef PIC
|
|
add r12, r1
|
|
#endif
|
|
jsr @r1
|
|
nop
|
|
sleep
|
|
|
|
.align 2
|
|
.Lresume:
|
|
#ifdef PIC
|
|
.long _Unwind_Resume@GOTOFF
|
|
#else
|
|
.long _Unwind_Resume
|
|
#endif
|
|
.LENDCODE:
|
|
.size sem_wait_cleanup,.-sem_wait_cleanup
|
|
|
|
|
|
.section .gcc_except_table,"a",@progbits
|
|
.LexceptSTART:
|
|
.byte 0xff ! @LPStart format (omit)
|
|
.byte 0xff ! @TType format (omit)
|
|
.byte 0x01 ! call-site format
|
|
! DW_EH_PE_uleb128
|
|
.uleb128 .Lcstend-.Lcstbegin
|
|
.Lcstbegin:
|
|
.uleb128 .LcleanupSTART-.LSTARTCODE
|
|
.uleb128 .LcleanupEND-.LcleanupSTART
|
|
.uleb128 sem_wait_cleanup-.LSTARTCODE
|
|
.uleb128 0
|
|
.uleb128 .LcallUR-.LSTARTCODE
|
|
.uleb128 .LENDCODE-.LcallUR
|
|
.uleb128 0
|
|
.uleb128 0
|
|
.Lcstend:
|
|
|
|
|
|
.section .eh_frame,"a",@progbits
|
|
.LSTARTFRAME:
|
|
.ualong .LENDCIE-.LSTARTCIE ! Length of the CIE.
|
|
.LSTARTCIE:
|
|
.ualong 0 ! CIE ID.
|
|
.byte 1 ! Version number.
|
|
#ifdef SHARED
|
|
.string "zPLR" ! NUL-terminated augmentation
|
|
! string.
|
|
#else
|
|
.string "zPL" ! NUL-terminated augmentation
|
|
! string.
|
|
#endif
|
|
.uleb128 1 ! Code alignment factor.
|
|
.sleb128 -4 ! Data alignment factor.
|
|
.byte 0x11 ! Return address register
|
|
! column.
|
|
#ifdef SHARED
|
|
.uleb128 7 ! Augmentation value length.
|
|
.byte 0x9b ! Personality: DW_EH_PE_pcrel
|
|
! + DW_EH_PE_sdata4
|
|
! + DW_EH_PE_indirect
|
|
.ualong DW.ref.__gcc_personality_v0-.
|
|
.byte 0x1b ! LSDA Encoding: DW_EH_PE_pcrel
|
|
! + DW_EH_PE_sdata4.
|
|
.byte 0x1b ! FDE Encoding: DW_EH_PE_pcrel
|
|
! + DW_EH_PE_sdata4.
|
|
#else
|
|
.uleb128 6 ! Augmentation value length.
|
|
.byte 0x0 ! Personality: absolute
|
|
.ualong __gcc_personality_v0
|
|
.byte 0x0 ! LSDA Encoding: absolute
|
|
#endif
|
|
.byte 0x0c ! DW_CFA_def_cfa
|
|
.uleb128 0xf
|
|
.uleb128 0
|
|
.align 4
|
|
.LENDCIE:
|
|
|
|
.ualong .LENDFDE-.LSTARTFDE ! Length of the FDE.
|
|
.LSTARTFDE:
|
|
.ualong .LSTARTFDE-.LSTARTFRAME ! CIE pointer.
|
|
#ifdef SHARED
|
|
.ualong .LSTARTCODE-. ! PC-relative start address
|
|
! of the code.
|
|
#else
|
|
.ualong .LSTARTCODE ! Start address of the code.
|
|
#endif
|
|
.ualong .LENDCODE-.LSTARTCODE ! Length of the code.
|
|
.uleb128 4 ! Augmentation size
|
|
#ifdef SHARED
|
|
.ualong .LexceptSTART-.
|
|
#else
|
|
.ualong .LexceptSTART
|
|
#endif
|
|
|
|
.byte 4 ! DW_CFA_advance_loc4
|
|
.ualong .Lpush_r8-.LSTARTCODE
|
|
.byte 14 ! DW_CFA_def_cfa_offset
|
|
.uleb128 4
|
|
.byte 0x88 ! DW_CFA_offset r8
|
|
.uleb128 1
|
|
.byte 4 ! DW_CFA_advance_loc4
|
|
.ualong .Lpush_r10-.Lpush_r8
|
|
.byte 14 ! DW_CFA_def_cfa_offset
|
|
.uleb128 8
|
|
.byte 0x8a ! DW_CFA_offset r10
|
|
.uleb128 2
|
|
.byte 4 ! DW_CFA_advance_loc4
|
|
.ualong .Lpush_r12-.Lpush_r10
|
|
.byte 14 ! DW_CFA_def_cfa_offset
|
|
.uleb128 12
|
|
.byte 0x8c ! DW_CFA_offset r12
|
|
.uleb128 3
|
|
.byte 4 ! DW_CFA_advance_loc4
|
|
.ualong .Lpush_pr-.Lpush_r12
|
|
.byte 14 ! DW_CFA_def_cfa_offset
|
|
.uleb128 16
|
|
.byte 0x91 ! DW_CFA_offset pr
|
|
.uleb128 4
|
|
.align 4
|
|
.LENDFDE:
|
|
|
|
|
|
#ifdef SHARED
|
|
.hidden DW.ref.__gcc_personality_v0
|
|
.weak DW.ref.__gcc_personality_v0
|
|
.section .gnu.linkonce.d.DW.ref.__gcc_personality_v0,"aw",@progbits
|
|
.align 4
|
|
.type DW.ref.__gcc_personality_v0, @object
|
|
.size DW.ref.__gcc_personality_v0, 4
|
|
DW.ref.__gcc_personality_v0:
|
|
.long __gcc_personality_v0
|
|
#endif
|