1 /* Copyright (C) 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #include <shlib-compat.h>
22 #include <pthread-errnos.h>
23 #include <structsem.h>
24 #include <lowlevellock.h>
28 # error "code needs to be rewritten for VALUE != 0"
35 .type sem_timedwait,@function
51 popl %ecx; nacljmp %ecx
53 /* Check whether the timeout value is valid. */
65 /* Check for invalid nanosecond field. */
66 cmpl $1000000000, 4(%edi)
76 movl $__NR_gettimeofday, %eax
79 /* Compute relative timeout. */
82 mul %edx /* Milli seconds to nano seconds. */
88 addl $1000000000, %edx
92 js 6f /* Time is already up. */
94 movl %ecx, (%esp) /* Store relative timeout. */
98 call __pthread_enable_asynccancel
101 movl 28(%esp), %ebx /* Load semaphore address. */
103 movl PRIVATE(%ebx), %ecx
105 movl $FUTEX_WAIT, %ecx
106 orl PRIVATE(%ebx), %ecx
110 movl $SYS_futex, %eax
115 call __pthread_disable_asynccancel
120 cmpl $-EWOULDBLOCK, %esi
129 cmpxchgl %ecx, (%ebx)
145 popl %ecx; nacljmp %ecx
151 call __i686.get_pc_thunk.bx
156 addl $_GLOBAL_OFFSET_TABLE_, %ebx
158 # ifdef NO_TLS_DIRECT_SEG_REFS
159 movl errno@gotntpoff(%ebx), %edx
163 movl errno@gotntpoff(%ebx), %edx
164 movl %esi, %gs:(%edx)
167 call __errno_location@plt
171 movl 28(%esp), %ebx /* Load semaphore address. */
174 .size sem_timedwait,.-sem_timedwait
177 .type sem_wait_cleanup,@function
183 call _Unwind_Resume@PLT
186 .size sem_wait_cleanup,.-sem_wait_cleanup
189 .section .gcc_except_table,"a",@progbits
191 .byte 0xff # @LPStart format (omit)
192 .byte 0xff # @TType format (omit)
193 .byte 0x01 # call-site format
195 .uleb128 .Lcstend-.Lcstbegin
197 .uleb128 .LcleanupSTART-.LSTARTCODE
198 .uleb128 .LcleanupEND-.LcleanupSTART
199 .uleb128 sem_wait_cleanup-.LSTARTCODE
201 .uleb128 .LcallUR-.LSTARTCODE
202 .uleb128 .LENDCODE-.LcallUR
208 .section .eh_frame,"a",@progbits
210 .long .LENDCIE-.LSTARTCIE # Length of the CIE.
213 .byte 1 # Version number.
215 .string "zPLR" # NUL-terminated augmentation
218 .string "zPL" # NUL-terminated augmentation
221 .uleb128 1 # Code alignment factor.
222 .sleb128 -4 # Data alignment factor.
223 .byte 8 # Return address register
226 .uleb128 7 # Augmentation value length.
227 .byte 0x9b # Personality: DW_EH_PE_pcrel
229 # + DW_EH_PE_indirect
230 .long DW.ref.__gcc_personality_v0-.
231 .byte 0x1b # LSDA Encoding: DW_EH_PE_pcrel
233 .byte 0x1b # FDE Encoding: DW_EH_PE_pcrel
236 .uleb128 6 # Augmentation value length.
237 .byte 0x0 # Personality: absolute
238 .long __gcc_personality_v0
239 .byte 0x0 # LSDA Encoding: absolute
241 .byte 0x0c # DW_CFA_def_cfa
244 .byte 0x88 # DW_CFA_offset, column 0x10
249 .long .LENDFDE-.LSTARTFDE # Length of the FDE.
251 .long .LSTARTFDE-.LSTARTFRAME # CIE pointer.
253 .long .LSTARTCODE-. # PC-relative start address
256 .long .LSTARTCODE # Start address of the code.
258 .long .LENDCODE-.LSTARTCODE # Length of the code.
259 .uleb128 4 # Augmentation size
261 .long .LexceptSTART-.
266 .byte 4 # DW_CFA_advance_loc4
267 .long .Lpush_esi-.LSTARTCODE
268 .byte 14 # DW_CFA_def_cfa_offset
270 .byte 0x86 # DW_CFA_offset %esi
272 .byte 4 # DW_CFA_advance_loc4
273 .long .Lpush_edi-.Lpush_esi
274 .byte 14 # DW_CFA_def_cfa_offset
276 .byte 0x87 # DW_CFA_offset %edi
278 .byte 4 # DW_CFA_advance_loc4
279 .long .Lpush_ebx-.Lpush_edi
280 .byte 14 # DW_CFA_def_cfa_offset
282 .byte 0x83 # DW_CFA_offset %ebx
284 .byte 4 # DW_CFA_advance_loc4
285 .long .Lsub_esp-.Lpush_ebx
286 .byte 14 # DW_CFA_def_cfa_offset
288 .byte 4 # DW_CFA_advance_loc4
289 .long .Ladd_esp-.Lsub_esp
290 .byte 14 # DW_CFA_def_cfa_offset
292 .byte 4 # DW_CFA_advance_loc4
293 .long .Lpop_ebx-.Ladd_esp
294 .byte 14 # DW_CFA_def_cfa_offset
296 .byte 0xc3 # DW_CFA_restore %ebx
297 .byte 4 # DW_CFA_advance_loc4
298 .long .Lpop_edi-.Lpop_ebx
299 .byte 14 # DW_CFA_def_cfa_offset
301 .byte 0xc7 # DW_CFA_restore %edi
302 .byte 4 # DW_CFA_advance_loc4
303 .long .Lpop_esi-.Lpop_edi
304 .byte 14 # DW_CFA_def_cfa_offset
306 .byte 0xc6 # DW_CFA_restore %esi
307 .byte 4 # DW_CFA_advance_loc4
308 .long .Lafter_ret-.Lpop_esi
309 .byte 14 # DW_CFA_def_cfa_offset
311 .byte 0x86 # DW_CFA_offset %esi
313 .byte 0x87 # DW_CFA_offset %edi
315 .byte 0x83 # DW_CFA_offset %ebx
322 .hidden DW.ref.__gcc_personality_v0
323 .weak DW.ref.__gcc_personality_v0
324 .section .gnu.linkonce.d.DW.ref.__gcc_personality_v0,"aw",@progbits
326 .type DW.ref.__gcc_personality_v0, @object
327 .size DW.ref.__gcc_personality_v0, 4
328 DW.ref.__gcc_personality_v0:
329 .long __gcc_personality_v0