diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S | 124 |
1 files changed, 122 insertions, 2 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S index dc77ee7e7d..04db819267 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S @@ -42,11 +42,15 @@ .type __pthread_cond_timedwait, @function .align 16 __pthread_cond_timedwait: - +.LSTARTCODE: pushl %ebp +.Lpush_ebp: pushl %edi +.Lpush_edi: pushl %esi +.Lpush_esi: pushl %ebx +.Lpush_ebx: movl 20(%esp), %ebx movl 28(%esp), %ebp @@ -64,6 +68,7 @@ __pthread_cond_timedwait: /* Unlock the mutex. */ 2: pushl 24(%esp) +.Lpush4: call __pthread_mutex_unlock_internal testl %eax, %eax @@ -81,6 +86,7 @@ __pthread_cond_timedwait: leal __condvar_cleanup, %eax #endif subl $40, %esp +.Lsubl: leal 28(%esp), %edx movl %esp, 8(%esp) movl %eax, 4(%esp) @@ -226,20 +232,26 @@ __pthread_cond_timedwait: /* Trick ahead: (%esp) contains the address of the mutex. */ call __pthread_mutex_lock_internal addl $44, %esp +.Laddl: /* We return the result of the mutex_lock operation if it failed. */ testl %eax, %eax cmovel %esi, %eax 18: popl %ebx +.Lpop_ebx: popl %esi +.Lpop_esi: popl %edi +.Lpop_edi: popl %ebp +.Lpop_ebp: ret /* Initial locking failed. */ 1: +.LSbl1: #if cond_lock == 0 movl %ebx, %ecx #else @@ -250,6 +262,7 @@ __pthread_cond_timedwait: /* Unlock in loop requires waekup. */ 3: +.LSbl2: #if cond_lock == 0 movl %ebx, %eax #else @@ -279,7 +292,9 @@ __pthread_cond_timedwait: jmp 11b /* The initial unlocking of the mutex failed. */ -16: movl %eax, (%esp) +16: +.LSbl3: + movl %eax, (%esp) LOCK #if cond_lock == 0 subl $1, (%ebx) @@ -300,6 +315,7 @@ __pthread_cond_timedwait: #if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS /* clock_gettime not available. */ +.LSbl4: 19: leal 12(%esp), %ebx xorl %ecx, %ecx movl $SYS_gettimeofday, %eax @@ -321,6 +337,110 @@ __pthread_cond_timedwait: js 13b jmp 21b #endif +.LENDCODE: .size __pthread_cond_timedwait, .-__pthread_cond_timedwait versioned_symbol (libpthread, __pthread_cond_timedwait, pthread_cond_timedwait, GLIBC_2_3_2) + + + .section .eh_frame,"a",@progbits +.LSTARTFRAME: + .long L(ENDCIE)-L(STARTCIE) # Length of the CIE. +.LSTARTCIE: + .long 0 # CIE ID. + .byte 1 # Version number. +#ifdef SHARED + .string "zR" # NUL-terminated augmentation string. +#else + .ascii "\0" # NUL-terminated augmentation string. +#endif + .uleb128 1 # Code alignment factor. + .sleb128 -4 # Data alignment factor. + .byte 8 # Return address register column. +#ifdef SHARED + .uleb128 1 # Augmentation value length. + .byte 0x1b # Encoding: DW_EH_PE_pcrel + # + DW_EH_PE_sdata4. +#endif + .byte 0x0c # DW_CFA_def_cfa + .uleb128 4 + .uleb128 4 + .byte 0x88 # DW_CFA_offset, column 0x8 + .uleb128 1 + .align 4 +.LENDCIE: + + .long .LENDFDE-.LSTARTFDE # Length of the FDE. +.LSTARTFDE: + .long .LSTARTFDE-.LSTARTFRAME # CIE pointer. +#ifdef SHARED + .long .LSTARTCODE-. # PC-relative start address of the code +#else + .long .LSTARTCODE # Start address of the code. +#endif + .long .LENDCODE-.LSTARTCODE # Length of the code. + .uleb128 0 # No augmentation data. + .byte 4 # DW_CFA_advance_loc4 + .long .Lpush_ebp-.LSTARTCODE + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 8 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpush_edi-.Lpush_ebp + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 12 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpush_esi-.Lpush_edi + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 16 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpush_ebx-.Lpush_esi + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 20 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpush4-.Lpush_ebx + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 24 + .byte 4 # DW_CFA_advance_loc4 + .long .Lsubl-.Lpush4 + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 64 + .byte 4 # DW_CFA_advance_loc4 + .long .Laddl-.Lsubl + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 20 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpop_ebx-.Laddl + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 16 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpop_esi-.Lpop_ebx + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 12 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpop_edi-.Lpop_esi + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 8 + .byte 4 # DW_CFA_advance_loc4 + .long .Lpop_ebp-.Lpop_edi + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 4 + .byte 4 # DW_CFA_advance_loc4 + .long .LSbl1-.Lpop_edi + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 20 + .byte 4 # DW_CFA_advance_loc4 + .long .LSbl2-.LSbl1 + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 64 + .byte 4 # DW_CFA_advance_loc4 + .long .LSbl3-.LSbl2 + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 24 +#if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS + .byte 4 # DW_CFA_advance_loc4 + .long .LSbl4-.LSbl3 + .byte 14 # DW_CFA_def_cfa_offset + .uleb128 64 +#endif + .align 4 +.LENDFDE: |