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Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S224
1 files changed, 0 insertions, 224 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S
deleted file mode 100644
index c57d3cff18..0000000000
--- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S
+++ /dev/null
@@ -1,224 +0,0 @@
-/* Copyright (C) 2003, 2004, 2005, 2006 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 <pthread-errnos.h>
-#include <lowlevelrobustlock.h>
-#include "lowlevel-atomic.h"
-
- .text
-
-#define SYS_gettimeofday __NR_gettimeofday
-#define SYS_futex 240
-#define FUTEX_WAIT 0
-#define FUTEX_WAKE 1
-#define FUTEX_WAITERS 0x80000000
-#define FUTEX_OWNER_DIED 0x40000000
-
-
- .globl __lll_robust_mutex_lock_wait
- .type __lll_robust_mutex_lock_wait,@function
- .hidden __lll_robust_mutex_lock_wait
- .align 5
- cfi_startproc
-__lll_robust_mutex_lock_wait:
- mov.l r8, @-r15
- cfi_adjust_cfa_offset(4)
- cfi_rel_offset (r8, 0)
- mov r5, r8
- mov #0, r7 /* No timeout. */
- mov #FUTEX_WAIT, r5
-
-4:
- mov r4, r6
- mov.l .L_FUTEX_WAITERS, r0
- or r0, r6
- shlr r0 /* r0 = FUTEX_OWNER_DIED */
- tst r0, r4
- bf/s 3f
- cmp/eq r4, r6
- bt 1f
-
- CMPXCHG (r4, @r8, r6, r2)
- bf 2f
-
-1:
- mov r8, r4
- mov #SYS_futex, r3
- extu.b r3, r3
- trapa #0x14
- SYSCALL_INST_PAD
-
- mov.l @r8, r2
-
-2:
- tst r2, r2
- bf/s 4b
- mov r2, r4
-
- stc gbr, r1
- mov.w .Ltidoff, r2
- add r2, r1
- mov.l @r1, r6
- mov #0, r3
- CMPXCHG (r3, @r8, r6, r4)
- bf 4b
- mov #0, r4
-
-3:
- mov.l @r15+, r8
- ret
- mov r4, r0
- cfi_endproc
- .align 2
-.L_FUTEX_WAITERS:
- .long FUTEX_WAITERS
-.Ltidoff:
- .word TID - TLS_PRE_TCB_SIZE
- .size __lll_robust_mutex_lock_wait,.-__lll_robust_mutex_lock_wait
-
-
- .globl __lll_robust_mutex_timedlock_wait
- .type __lll_robust_mutex_timedlock_wait,@function
- .hidden __lll_robust_mutex_timedlock_wait
- .align 5
- cfi_startproc
-__lll_robust_mutex_timedlock_wait:
- /* Check for a valid timeout value. */
- mov.l @(4,r6), r1
- mov.l .L1g, r0
- cmp/hs r0, r1
- 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. */
- mov r15, r4
- mov #0, r5
- mov #SYS_gettimeofday, r3
- trapa #0x12
- SYSCALL_INST_PAD
-
- /* Compute relative timeout. */
- mov.l @(4,r15), r0
- mov.w .L1k, r1
- dmulu.l r0, r1 /* Micro seconds to nano seconds. */
- mov.l @r9, r2
- mov.l @(4,r9), r3
- mov.l @r15, r0
- sts macl, r1
- sub r0, r2
- clrt
- subc r1, r3
- bf 4f
- mov.l .L1g, r1
- add r1, r3
- add #-1, r2
-4:
- cmp/pz r2
- bf 8f /* Time is already up. */
-
- mov.l r2, @r15 /* Store relative timeout. */
- mov.l r3, @(4,r15)
-
- mov r10, r6
- mov.l .L_FUTEX_WAITERS2, r0
- or r0, r6
- shlr r0 /* r0 = FUTEX_OWNER_DIED */
- tst r0, r4
- bf/s 6f
- cmp/eq r4, r6
- bt 2f
-
- CMPXCHG (r4, @r8, r6, r2)
- bf/s 5f
- mov #0, r5
-
-2:
- mov r8, r4
- mov #FUTEX_WAIT, r5
- mov r10, r6
- mov r15, r7
- mov #SYS_futex, r3
- extu.b r3, r3
- trapa #0x14
- SYSCALL_INST_PAD
- mov r0, r5
-
- mov.l @r8, r2
-
-5:
- tst r2, r2
- bf/s 7f
- mov r2, r10
-
- stc gbr, r1
- mov.w .Ltidoff2, r2
- add r2, r1
- mov.l @r1, r4
- mov #0, r3
- CMPXCHG (r3, @r8, r4, r10)
- bf 7f
- mov #0, r0
-
-6:
- add #8, r15
- mov.l @r15+, r8
- mov.l @r15+, r9
- rts
- mov.l @r15+, r10
-
-7:
- /* Check whether the time expired. */
- mov #-ETIMEDOUT, r1
- cmp/eq r5, r1
- bf 1b
-
-8:
- bra 6b
- mov #ETIMEDOUT, r0
-3:
- rts
- mov #EINVAL, r0
- cfi_endproc
- .align 2
-.L_FUTEX_WAITERS2:
- .long FUTEX_WAITERS
-.L1g:
- .long 1000000000
-.Ltidoff2:
- .word TID - TLS_PRE_TCB_SIZE
-.L1k:
- .word 1000
- .size __lll_robust_mutex_timedlock_wait,.-__lll_robust_mutex_timedlock_wait