diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S b/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S index bd0b08a..0ffbe57 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2003-2012 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 @@ -27,10 +27,17 @@ .globl __pthread_rwlock_unlock .type __pthread_rwlock_unlock,@function .align 5 + cfi_startproc __pthread_rwlock_unlock: mov.l r12, @-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r12, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r8, 0) sts.l pr, @-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (pr, 0) mov r4, r8 /* Get the lock. */ @@ -108,11 +115,19 @@ __pthread_rwlock_unlock: trapa #0x14 SYSCALL_INST_PAD + cfi_remember_state lds.l @r15+, pr + cfi_adjust_cfa_offset (-4) + cfi_restore (pr) mov.l @r15+, r8 + cfi_adjust_cfa_offset (-4) + cfi_restore (r8) mov.l @r15+, r12 + cfi_adjust_cfa_offset (-4) + cfi_restore (r12) rts mov #0, r0 + cfi_restore_state 6: #if MUTEX == 0 DEC (@r8, r2) @@ -122,11 +137,19 @@ __pthread_rwlock_unlock: tst r2, r2 bf 3f 4: + cfi_remember_state lds.l @r15+, pr + cfi_adjust_cfa_offset (-4) + cfi_restore (pr) mov.l @r15+, r8 + cfi_adjust_cfa_offset (-4) + cfi_restore (r8) mov.l @r15+, r12 + cfi_adjust_cfa_offset (-4) + cfi_restore (r12) rts mov #0, r0 + cfi_restore_state 1: mov r8, r5 @@ -159,7 +182,9 @@ __pthread_rwlock_unlock: 7: mov.l r4, @-r15 + cfi_adjust_cfa_offset (4) mov.l r6, @-r15 + cfi_adjust_cfa_offset (4) mov r8, r4 #if MUTEX != 0 add #MUTEX, r4 @@ -173,9 +198,12 @@ __pthread_rwlock_unlock: .Lwake9b: mov.l @r15+, r6 + cfi_adjust_cfa_offset (-4) bra 8b mov.l @r15+, r4 + cfi_endproc + #ifndef __ASSUME_PRIVATE_FUTEX .Lpfoff: .word PRIVATE_FUTEX - TLS_PRE_TCB_SIZE |