diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S index bcb15615e5..ac3169889f 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 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 @@ -32,8 +32,11 @@ .type __lll_mutex_lock_wait,@function .hidden __lll_mutex_lock_wait .align 5 + cfi_startproc __lll_mutex_lock_wait: mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r6 mov r5, r8 mov #0, r7 /* No timeout. */ @@ -51,14 +54,15 @@ __lll_mutex_lock_wait: SYSCALL_INST_PAD 2: - mov #2, r4 - XCHG (r4, @r8, r2) + mov #2, r6 + XCHG (r6, @r8, r2) tst r2, r2 bf 1b mov.l @r15+, r8 ret mov r2, r0 + cfi_endproc .size __lll_mutex_lock_wait,.-__lll_mutex_lock_wait @@ -67,6 +71,7 @@ __lll_mutex_lock_wait: .type __lll_mutex_timedlock_wait,@function .hidden __lll_mutex_timedlock_wait .align 5 + cfi_startproc __lll_mutex_timedlock_wait: /* Check for a valid timeout value. */ mov.l @(4,r6), r1 @@ -75,14 +80,21 @@ __lll_mutex_timedlock_wait: bt 3f mov.l r10, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r10, 0) mov.l r9, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r9, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r10 mov r6, r9 mov r5, r8 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 + cfi_adjust_cfa_offset(8) 1: /* Get current time. */ @@ -162,6 +174,7 @@ __lll_mutex_timedlock_wait: 5: bra 6b mov #ETIMEDOUT, r0 + cfi_endproc .L1k: .word 1000 @@ -178,6 +191,7 @@ __lll_mutex_timedlock_wait: .type lll_unlock_wake_cb,@function .hidden lll_unlock_wake_cb .align 5 + cfi_startproc lll_unlock_wake_cb: DEC (@r4, r2) tst r2, r2 @@ -195,6 +209,7 @@ lll_unlock_wake_cb: 1: rts nop + cfi_endproc .size lll_unlock_wake_cb,.-lll_unlock_wake_cb #endif @@ -203,6 +218,7 @@ lll_unlock_wake_cb: .type __lll_mutex_unlock_wake,@function .hidden __lll_mutex_unlock_wake .align 5 + cfi_startproc __lll_mutex_unlock_wake: mov #FUTEX_WAKE, r5 mov #1, r6 /* Wake one thread. */ @@ -214,6 +230,7 @@ __lll_mutex_unlock_wake: SYSCALL_INST_PAD rts nop + cfi_endproc .size __lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake @@ -222,14 +239,20 @@ __lll_mutex_unlock_wake: .type __lll_timedwait_tid,@function .hidden __lll_timedwait_tid .align 5 + cfi_startproc __lll_timedwait_tid: mov.l r9, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r9, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r8 mov r5, r9 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 + cfi_adjust_cfa_offset(8) 2: /* Get current time. */ @@ -292,6 +315,7 @@ __lll_timedwait_tid: 6: bra 3b mov #ETIMEDOUT, r0 + cfi_endproc .L1k2: .word 1000 |