mirror of
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Update.
2003-03-28 Kaz Kojima <kkojima@rr.iij4u.or.jp> * sysdeps/sh/bits/atomic.h (__arch_compare_and_exchange_val_8_acq): Return old value. Make asm output reg constraint earlyclobber. Renamed from... (__arch_compare_and_exchange_8_acq): ... this. (__arch_compare_and_exchange_val_16_acq): Return old value. Make asm output reg constraint earlyclobber. Renamed from... (__arch_compare_and_exchange_16_acq): ... this. (__arch_compare_and_exchange_val_32_acq): Return old value. Make asm output reg constraint earlyclobber. Renamed from... (__arch_compare_and_exchange_32_acq): ... this. (__arch_compare_and_exchange_val_64_acq): Renamed from... (__arch_compare_and_exchange_64_acq): ... this. (atomic_exchange_and_add): Use local variables and __arch_compare_and_exchange_val_64_acq. (atomic_add): Likewise. (atomic_add_negative, atomic_add_zero): Use local variables. * Makefile: Remove libmd5crypt goal.
This commit is contained in:
Ulrich Drepper
parent
10e717a207
commit
dd731d53dc
26
ChangeLog
26
ChangeLog
@ -16,15 +16,35 @@
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* sysdeps/powerpc/bits/atomic.h [! __powerpc64__]
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(__arch_atomic_decrement_if_positive_64): Fix bogus definition.
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2003-03-28 Kaz Kojima <kkojima@rr.iij4u.or.jp>
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* sysdeps/sh/bits/atomic.h (__arch_compare_and_exchange_val_8_acq):
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Return old value. Make asm output reg constraint earlyclobber.
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Renamed from...
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(__arch_compare_and_exchange_8_acq): ... this.
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(__arch_compare_and_exchange_val_16_acq):
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Return old value. Make asm output reg constraint earlyclobber.
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Renamed from...
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(__arch_compare_and_exchange_16_acq): ... this.
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(__arch_compare_and_exchange_val_32_acq):
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Return old value. Make asm output reg constraint earlyclobber.
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Renamed from...
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(__arch_compare_and_exchange_32_acq): ... this.
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(__arch_compare_and_exchange_val_64_acq):
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Renamed from...
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(__arch_compare_and_exchange_64_acq): ... this.
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(atomic_exchange_and_add): Use local variables and
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__arch_compare_and_exchange_val_64_acq.
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(atomic_add): Likewise.
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(atomic_add_negative, atomic_add_zero): Use local variables.
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2003-03-28 Alexandre Oliva <aoliva@redhat.com>
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* sysdeps/unix/mips/sysdep.S: Include sys/asm.h.
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* sysdeps/unix/sysv/linux/mips/configure: Rebuilt.
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2003-03-27 Ulrich Drepper <drepper@redhat.com>
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* Makefile: Remove libmd5script goal.
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* Makefile: Remove libmd5crypt goal.
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2003-03-25 Jakub Jelinek <jakub@redhat.com>
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@ -1,3 +1,36 @@
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2003-03-28 Kaz Kojima <kkojima@rr.iij4u.or.jp>
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* sysdeps/sh/tls.h: Include nptl/descr.h after the definition
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of TLS_DTV_AT_TP.
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(INSTALL_DTV): Add parens.
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(THREAD_GETMEM, THREAD_GETMEM_NC, THREAD_SETMEM, THREAD_SETMEM_NC):
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Use passed descr instead of THREAD_SELF.
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* sysdeps/unix/sysv/linux/sh/lowlevelmutex.S
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(__lll_mutex_timedlock_wait): Correct expected value after
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spurious wakeup.
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* sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S:
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Release lock before waking up the waiters.
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* sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S: Correct exit
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criteria. Reorderstruct passed to cleanup handler. Fix
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handling of cancellation and failung pthread_mutex_unlock call.
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Use __pthread_enable_asynccancel_2 instead of
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__pthread_enable_asynccancel.
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* sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S: Likewise.
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Return result of lock re-get if it fails.
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* sysdeps/unix/sysv/linux/sh/pthread_once.S: Fix wrong argument
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for __pthread_cleanup_push.
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* sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S: Fix
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completely broken rwlock implementation.
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* sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S: Likewise.
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* sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedrdlock.S: Likewise.
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* sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedwrlock.S: Likewise.
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* sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S: Likewise.
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* sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S: Likewise.
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* sysdeps/unix/sysv/linux/sh/sem_post.S: Fix error value. Use
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versioned_symbol macro.
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* sysdeps/unix/sysv/linux/sh/sem_trywait.S: Use versioned_symbol macro.
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* sysdeps/unix/sysv/linux/sh/sem_wait.S: Likewise.
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2003-03-27 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/unix/sysv/linux/kernel-posix-timers.h: Don't declare
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@ -177,8 +177,6 @@ __lll_timedwait_tid:
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trapa #0x14
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SYSCALL_INST_PAD
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mov r0, r1
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mov.l @r8, r0
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tst r0, r0
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bf 1f
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@ -73,12 +73,13 @@ __lll_mutex_timedlock_wait:
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mov r5, r8
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mov r6, r9
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mov r4, r10
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add #1, r10
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/* Stack frame for the timespec and timeval structs. */
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add #-8, r15
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1:
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add #1, r10
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/* Get current time. */
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mov r15, r4
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mov #0, r5
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@ -116,10 +117,11 @@ __lll_mutex_timedlock_wait:
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extu.b r3, r3
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trapa #0x14
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SYSCALL_INST_PAD
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mov r0, r4
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mov #1, r3
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XADD (r3, @r8, r10)
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tst r10, r10
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mov #1, r10
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XADD (r10, @r8, r3)
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tst r3, r3
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bf 7f
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mov #2, r1
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@ -134,7 +136,7 @@ __lll_mutex_timedlock_wait:
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7:
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/* Check whether the time expired. */
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mov #-ETIMEDOUT, r1
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cmp/eq r0, r1
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cmp/eq r4, r1
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bt 5f
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bra 1b
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nop
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@ -59,10 +59,20 @@ __pthread_cond_broadcast:
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bf 4f
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3:
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/* Case all currently waiting threads to wake up. */
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/* Cause all currently waiting threads to recognize they are
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woken up. */
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mov.l r1, @(wakeup_seq,r8)
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mov.l r0, @(wakeup_seq+4,r8)
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/* Unlock. */
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#if cond_lock != 0
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DEC (@(cond_lock,r8), r2)
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#else
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DEC (@r8, r2)
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#endif
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tst r2, r2
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bf 7f
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8:
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/* Wake up all threads. */
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mov r8, r4
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add #wakeup_seq, r4
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@ -75,6 +85,11 @@ __pthread_cond_broadcast:
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trapa #0x14
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SYSCALL_INST_PAD
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mov #0, r0
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lds.l @r15+, pr
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rts
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mov.l @r15+, r8
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4:
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/* Unlock. */
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#if cond_lock != 0
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@ -104,7 +119,7 @@ __pthread_cond_broadcast:
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nop
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5:
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/* Unlock in loop requires waekup. */
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/* Unlock in loop requires wakeup. */
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mov r8, r4
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#if cond_lock != 0
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add #cond_lock, r4
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@ -116,11 +131,26 @@ __pthread_cond_broadcast:
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bra 6b
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nop
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7:
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/* Unlock in loop requires wakeup. */
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mov r8, r4
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#if cond_lock != 0
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add #cond_lock, r4
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#endif
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mov.l .Lmwake6, r1
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bsrf r1
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nop
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.Lmwake6b:
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bra 8b
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nop
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.align 2
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.Lmwait5:
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.long __lll_mutex_lock_wait-.Lmwait5b
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.Lmwake5:
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.long __lll_mutex_unlock_wake-.Lmwake5b
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.Lmwake6:
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.long __lll_mutex_unlock_wake-.Lmwake6b
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.size __pthread_cond_broadcast, .-__pthread_cond_broadcast
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versioned_symbol (libpthread, __pthread_cond_broadcast, pthread_cond_broadcast,
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GLIBC_2_3_2)
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@ -41,7 +41,7 @@ __pthread_cond_timedwait:
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mov.l r9, @-r15
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mov.l r8, @-r15
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sts.l pr, @-r15
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add #-48, r15
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add #-64, r15
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mov r4, r8
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mov r5, r9
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mov r6, r10
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@ -64,6 +64,9 @@ __pthread_cond_timedwait:
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mov r9, r4
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.Lmunlock1b:
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tst r0, r0
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bf 16f
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mov #1, r2
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mov #0, r3
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@ -86,18 +89,21 @@ __pthread_cond_timedwait:
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mov.l .Lccleanup1, r5
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#endif
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mov r15, r4
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add #28, r4
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add #36, r4
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mov.l .Lccpush1, r1
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bsrf r1
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mov r8, r6
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mov r15, r6
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.Lccpush1b:
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/* Get and store current wakeup_seq value. */
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mov.l @(wakeup_seq,r8), r0
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mov.l @(wakeup_seq+4,r8), r1
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mov.l r0, @(12,r15)
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mov.l r1, @(16,r15)
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mov.l r0, @(20,r15)
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mov.l r1, @(24,r15)
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/* Prepare structure passed to cancellation handler. */
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mov.l r9, @r15
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mov.l r8, @(4,r15)
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/* Unlock. */
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8:
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@ -111,27 +117,28 @@ __pthread_cond_timedwait:
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bra 3f
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nop
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4:
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mov r15, r4
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mov.l .Lenable1, r1
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bsrf r1
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nop
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add #8, r4
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.Lenable1b:
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mov.l r0, @r15
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/* Get current time. */
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mov r15, r4
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add #4, r4
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add #12, r4
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mov #0, r5
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mov #SYS_gettimeofday, r3
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trapa #0x12
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SYSCALL_INST_PAD
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/* Compute relative timeout. */
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mov.l @(8,r15), r0
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mov.l @(16,r15), r0
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mov.w .L1k, r1
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dmulu.l r0, r1 /* Milli seconds to nano seconds. */
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mov.l @r10, r2
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mov.l @(4,r10), r3
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mov.l @(4,r15), r0
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mov.l @(12,r15), r0
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sts macl, r1
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sub r0, r2
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clrt
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@ -145,24 +152,24 @@ __pthread_cond_timedwait:
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bf 13f /* Time is already up. */
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/* Store relative timeout. */
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mov.l r2, @(4,r15)
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mov.l r3, @(8,r15)
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mov.l r2, @(12,r15)
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mov.l r3, @(16,r15)
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mov r15, r7
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add #4, r7
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add #12, r7
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mov #FUTEX_WAIT, r5
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mov.l @(12,r15), r6
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mov.l @(20,r15), r6
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mov r8, r4
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add #wakeup_seq, r4
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mov #SYS_futex, r3
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extu.b r3, r3
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trapa #0x14
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SYSCALL_INST_PAD
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mov.l r0, @(20,r15)
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mov.l r0, @(28,r15)
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mov.l .Ldisable1, r1
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bsrf r1
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mov.l @r15, r4
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mov.l @(8,r15), r4
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.Ldisable1b:
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|
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/* Lock. */
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@ -181,14 +188,14 @@ __pthread_cond_timedwait:
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mov.l @(wakeup_seq,r8), r2
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mov.l @(wakeup_seq+4,r8), r3
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mov.l @(16,r15), r5
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cmp/hi r5, r1
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mov.l @(24,r15), r5
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cmp/hi r5, r3
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bt 7f
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cmp/hi r1, r5
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cmp/hi r3, r5
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bt 15f
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|
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mov.l @(12,r15), r5
|
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cmp/hi r0, r5
|
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mov.l @(20,r15), r5
|
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cmp/hs r2, r5
|
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bt 15f
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7:
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cmp/hi r1, r3
|
||||
@ -198,7 +205,7 @@ __pthread_cond_timedwait:
|
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cmp/hi r0, r2
|
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bt 9f
|
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15:
|
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mov.l @(20,r15),r0
|
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mov.l @(28,r15),r0
|
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cmp/eq #-ETIMEDOUT, r0
|
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bf 8b
|
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13:
|
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@ -214,11 +221,11 @@ __pthread_cond_timedwait:
|
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mov.l r1,@(wakeup_seq+4,r8)
|
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mov #ETIMEDOUT, r0
|
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bra 14f
|
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mov.l r0, @(24,r15)
|
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mov.l r0, @(32,r15)
|
||||
|
||||
9:
|
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mov #0, r0
|
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mov.l r0, @(24,r15)
|
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mov.l r0, @(32,r15)
|
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14:
|
||||
mov #1, r2
|
||||
mov #0, r3
|
||||
@ -242,7 +249,7 @@ __pthread_cond_timedwait:
|
||||
11:
|
||||
/* Remove cancellation handler. */
|
||||
mov r15, r4
|
||||
add #28, r4
|
||||
add #36, r4
|
||||
mov.l .Lcpop1, r1
|
||||
bsrf r1
|
||||
mov #0, r5
|
||||
@ -254,11 +261,13 @@ __pthread_cond_timedwait:
|
||||
mov #0, r5
|
||||
.Lmlocki1b:
|
||||
|
||||
mov.l @(24,r15), r0
|
||||
/* We return the result of the mutex_lock operation if it failed. */
|
||||
tst r0, r0
|
||||
bf 18f
|
||||
mov.l @(32,r15), r0
|
||||
|
||||
add #48, r15
|
||||
|
||||
/* We return the result of the mutex_lock operation. */
|
||||
18:
|
||||
add #64, r15
|
||||
lds.l @r15+, pr
|
||||
mov.l @r15+, r8
|
||||
mov.l @r15+, r9
|
||||
@ -284,7 +293,7 @@ __pthread_cond_timedwait:
|
||||
.Lccpush1:
|
||||
.long __pthread_cleanup_push-.Lccpush1b
|
||||
.Lenable1:
|
||||
.long __pthread_enable_asynccancel-.Lenable1b
|
||||
.long __pthread_enable_asynccancel_2-.Lenable1b
|
||||
.Ldisable1:
|
||||
.long __pthread_disable_asynccancel-.Ldisable1b
|
||||
.Lcpop1:
|
||||
@ -346,6 +355,29 @@ __pthread_cond_timedwait:
|
||||
bra 11b
|
||||
nop
|
||||
|
||||
16:
|
||||
/* The initial unlocking of the mutex failed. */
|
||||
mov.l r0, @(32,r15)
|
||||
#if cond_lock != 0
|
||||
DEC (@(cond_lock,r8), r2)
|
||||
#else
|
||||
DEC (@r8, r2)
|
||||
#endif
|
||||
tst r2, r2
|
||||
bf 17f
|
||||
|
||||
mov r8, r4
|
||||
#if cond_lock != 0
|
||||
add #cond_lock, r4
|
||||
#endif
|
||||
mov.l .Lmwake4, r1
|
||||
bsrf r1
|
||||
nop
|
||||
.Lmwake4b:
|
||||
17:
|
||||
bra 18b
|
||||
mov.l @(32,r15), r0
|
||||
|
||||
.align 2
|
||||
.Lmwait2:
|
||||
.long __lll_mutex_lock_wait-.Lmwait2b
|
||||
@ -355,6 +387,8 @@ __pthread_cond_timedwait:
|
||||
.long __lll_mutex_lock_wait-.Lmwait3b
|
||||
.Lmwake3:
|
||||
.long __lll_mutex_unlock_wake-.Lmwake3b
|
||||
.Lmwake4:
|
||||
.long __lll_mutex_unlock_wake-.Lmwake4b
|
||||
.size __pthread_cond_timedwait, .-__pthread_cond_timedwait
|
||||
versioned_symbol (libpthread, __pthread_cond_timedwait, pthread_cond_timedwait,
|
||||
GLIBC_2_3_2)
|
||||
|
||||
@ -34,8 +34,10 @@
|
||||
.hidden __condvar_cleanup
|
||||
__condvar_cleanup:
|
||||
mov.l r8, @-r15
|
||||
mov.l r9, @-r15
|
||||
sts.l pr, @-r15
|
||||
mov r4, r8
|
||||
mov r4, r9
|
||||
mov.l @(4,r9), r8
|
||||
|
||||
/* Get internal lock. */
|
||||
mov #1, r3
|
||||
@ -93,7 +95,33 @@ __condvar_cleanup:
|
||||
nop
|
||||
.Lwake0b:
|
||||
2:
|
||||
|
||||
/* Wake up all waiters to make sure no signal gets lost. */
|
||||
mov r8, r4
|
||||
add #wakeup_seq, r4
|
||||
mov #FUTEX_WAKE, r5
|
||||
mov #-1, r6
|
||||
shlr r6 /* r6 = 0x7fffffff */
|
||||
mov #0, r7
|
||||
mov #SYS_futex, r3
|
||||
extu.b r3, r3
|
||||
trapa #0x14
|
||||
SYSCALL_INST_PAD
|
||||
|
||||
/* Lock the mutex unless asynchronous cancellation is in effect. */
|
||||
mov.l @(8,r9), r0
|
||||
and #2, r0
|
||||
tst r0, r0
|
||||
bf 3f
|
||||
|
||||
mov.l .Lmlocki1, r1
|
||||
bsrf r1
|
||||
mov.l @r9, r4
|
||||
.Lmlocki1b:
|
||||
|
||||
3:
|
||||
lds.l @r15+, pr
|
||||
mov.l @r15+, r9
|
||||
rts
|
||||
mov.l @r15+, r8
|
||||
|
||||
@ -102,6 +130,8 @@ __condvar_cleanup:
|
||||
.long __lll_mutex_lock_wait-.Lwait0b
|
||||
.Lwake0:
|
||||
.long __lll_mutex_unlock_wake-.Lwake0b
|
||||
.Lmlocki1:
|
||||
.long __pthread_mutex_lock_internal-.Lmlocki1b
|
||||
.size __condvar_cleanup, .-__condvar_cleanup
|
||||
|
||||
|
||||
@ -114,7 +144,7 @@ __pthread_cond_wait:
|
||||
mov.l r9, @-r15
|
||||
mov.l r8, @-r15
|
||||
sts.l pr, @-r15
|
||||
add #-32, r15
|
||||
add #-48, r15
|
||||
mov r4, r8
|
||||
mov r5, r9
|
||||
|
||||
@ -134,6 +164,9 @@ __pthread_cond_wait:
|
||||
mov r9, r4
|
||||
.Lmunlock0b:
|
||||
|
||||
tst r0, r0
|
||||
bf 12f
|
||||
|
||||
mov #1, r2
|
||||
mov #0, r3
|
||||
|
||||
@ -156,18 +189,21 @@ __pthread_cond_wait:
|
||||
mov.l .Lccleanup0, r5
|
||||
#endif
|
||||
mov r15, r4
|
||||
add #12, r4
|
||||
add #20, r4
|
||||
|
||||
mov.l .Lccpush0, r1
|
||||
bsrf r1
|
||||
mov r8, r6
|
||||
mov r15, r6
|
||||
.Lccpush0b:
|
||||
|
||||
/* Get and store current wakeup_seq value. */
|
||||
mov.l @(wakeup_seq,r8), r0
|
||||
mov.l @(wakeup_seq+4,r8), r1
|
||||
mov.l r0, @(4,r15)
|
||||
mov.l r1, @(8,r15)
|
||||
mov.l r0, @(12,r15)
|
||||
mov.l r1, @(16,r15)
|
||||
/* Prepare structure passed to cancellation handler. */
|
||||
mov.l r9, @r15
|
||||
mov.l r8, @(4,r15)
|
||||
|
||||
8:
|
||||
/* Unlock. */
|
||||
@ -179,15 +215,15 @@ __pthread_cond_wait:
|
||||
tst r2, r2
|
||||
bf 3f
|
||||
4:
|
||||
mov r15, r4
|
||||
mov.l .Lenable0, r1
|
||||
bsrf r1
|
||||
nop
|
||||
add #8, r4
|
||||
.Lenable0b:
|
||||
mov.l r0, @r15
|
||||
|
||||
mov #0, r7
|
||||
mov #FUTEX_WAIT, r5
|
||||
mov.l @(4,r15), r6
|
||||
mov.l @(12,r15), r6
|
||||
mov r8, r4
|
||||
add #wakeup_seq, r4
|
||||
mov #SYS_futex, r3
|
||||
@ -197,7 +233,7 @@ __pthread_cond_wait:
|
||||
|
||||
mov.l .Ldisable0, r1
|
||||
bsrf r1
|
||||
mov.l @r15, r4
|
||||
mov.l @(8,r15), r4
|
||||
.Ldisable0b:
|
||||
|
||||
/* Lock. */
|
||||
@ -216,14 +252,14 @@ __pthread_cond_wait:
|
||||
mov.l @(wakeup_seq,r8), r2
|
||||
mov.l @(wakeup_seq+4,r8), r3
|
||||
|
||||
mov.l @(8,r15), r5
|
||||
cmp/hi r5, r1
|
||||
mov.l @(16,r15), r5
|
||||
cmp/hi r5, r3
|
||||
bt 7f
|
||||
cmp/hi r1, r5
|
||||
cmp/hi r3, r5
|
||||
bt 8b
|
||||
|
||||
mov.l @(4,r15), r5
|
||||
cmp/hi r0, r5
|
||||
mov.l @(12,r15), r5
|
||||
cmp/hs r2, r5
|
||||
bt 8b
|
||||
7:
|
||||
cmp/hi r1, r3
|
||||
@ -255,7 +291,7 @@ __pthread_cond_wait:
|
||||
11:
|
||||
/* Remove cancellation handler. */
|
||||
mov r15, r4
|
||||
add #12, r4
|
||||
add #20, r4
|
||||
mov.l .Lcpop0, r1
|
||||
bsrf r1
|
||||
mov #0, r5
|
||||
@ -266,10 +302,10 @@ __pthread_cond_wait:
|
||||
bsrf r1
|
||||
mov #0, r5
|
||||
.Lmlocki0b:
|
||||
|
||||
add #32, r15
|
||||
|
||||
/* We return the result of the mutex_lock operation. */
|
||||
|
||||
14:
|
||||
add #48, r15
|
||||
lds.l @r15+, pr
|
||||
mov.l @r15+, r8
|
||||
mov.l @r15+, r9
|
||||
@ -291,7 +327,7 @@ __pthread_cond_wait:
|
||||
.Lccpush0:
|
||||
.long __pthread_cleanup_push-.Lccpush0b
|
||||
.Lenable0:
|
||||
.long __pthread_enable_asynccancel-.Lenable0b
|
||||
.long __pthread_enable_asynccancel_2-.Lenable0b
|
||||
.Ldisable0:
|
||||
.long __pthread_disable_asynccancel-.Ldisable0b
|
||||
.Lcpop0:
|
||||
@ -350,6 +386,30 @@ __pthread_cond_wait:
|
||||
bra 11b
|
||||
nop
|
||||
|
||||
12:
|
||||
/* The initial unlocking of the mutex failed. */
|
||||
mov.l r0, @-r15
|
||||
#if cond_lock != 0
|
||||
DEC (@(cond_lock,r8), r2)
|
||||
#else
|
||||
DEC (@r8, r2)
|
||||
#endif
|
||||
tst r2, r2
|
||||
bf 13f
|
||||
|
||||
mov r8, r4
|
||||
#if cond_lock != 0
|
||||
add #cond_lock, r4
|
||||
#endif
|
||||
mov.l .Lmwake2, r1
|
||||
bsrf r1
|
||||
nop
|
||||
.Lmwake2b:
|
||||
|
||||
13:
|
||||
bra 14b
|
||||
mov.l @r15+, r0
|
||||
|
||||
.align 2
|
||||
.Lmwait0:
|
||||
.long __lll_mutex_lock_wait-.Lmwait0b
|
||||
@ -359,6 +419,8 @@ __pthread_cond_wait:
|
||||
.long __lll_mutex_lock_wait-.Lmwait1b
|
||||
.Lmwake1:
|
||||
.long __lll_mutex_unlock_wake-.Lmwake1b
|
||||
.Lmwake2:
|
||||
.long __lll_mutex_unlock_wake-.Lmwake2b
|
||||
.size __pthread_cond_wait, .-__pthread_cond_wait
|
||||
versioned_symbol (libpthread, __pthread_cond_wait, pthread_cond_wait,
|
||||
GLIBC_2_3_2)
|
||||
|
||||
@ -122,7 +122,7 @@ __pthread_once:
|
||||
#endif
|
||||
mov.l .Lcpush, r1
|
||||
bsrf r1
|
||||
mov r3, r6
|
||||
mov r9, r6
|
||||
.Lcpush0:
|
||||
jsr @r8
|
||||
nop
|
||||
|
||||
@ -75,7 +75,8 @@ __pthread_rwlock_rdlock:
|
||||
mov r8, r4
|
||||
add #READERS_WAKEUP, r4
|
||||
mov #FUTEX_WAIT, r5
|
||||
mov #0, r6
|
||||
mov.l @(READERS_WAKEUP,r8), r6
|
||||
mov #0, r7
|
||||
mov #SYS_futex, r3
|
||||
extu.b r3, r3
|
||||
trapa #0x14
|
||||
@ -93,11 +94,8 @@ __pthread_rwlock_rdlock:
|
||||
13:
|
||||
mov.l @(READERS_QUEUED,r8), r0
|
||||
add #-1, r0
|
||||
mov.l r0, @(READERS_QUEUED,r8)
|
||||
tst r0, r0
|
||||
bf 2b
|
||||
bra 2b
|
||||
mov.l r0, @(READERS_WAKEUP,r8)
|
||||
mov.l r0, @(READERS_QUEUED,r8)
|
||||
|
||||
5:
|
||||
mov #0, r3
|
||||
@ -138,7 +136,6 @@ __pthread_rwlock_rdlock:
|
||||
stc gbr, r1
|
||||
mov.w .Ltcboff,r2
|
||||
sub r2,r1
|
||||
mov.l @(8,r1),r1
|
||||
cmp/eq r1, r0
|
||||
bf 3b
|
||||
/* Deadlock detected. */
|
||||
|
||||
@ -62,6 +62,12 @@ pthread_rwlock_timedrdlock:
|
||||
tst r0, r0
|
||||
bt 5f
|
||||
3:
|
||||
/* Check the value of the timeout parameter. */
|
||||
mov.l .L1g0, r1
|
||||
mov.l @(4,r9), r0
|
||||
cmp/hs r1, r0
|
||||
bt 19f
|
||||
|
||||
mov.l @(READERS_QUEUED,r8), r0
|
||||
add #1, r0
|
||||
mov.l r0, @(READERS_QUEUED,r8)
|
||||
@ -109,7 +115,7 @@ pthread_rwlock_timedrdlock:
|
||||
/* Futex call. */
|
||||
mov r15, r7
|
||||
mov #FUTEX_WAIT, r5
|
||||
mov #0, r6
|
||||
mov.l @(READERS_WAKEUP,r8), r6
|
||||
mov r8, r4
|
||||
add #READERS_WAKEUP, r4
|
||||
mov #SYS_futex, r3
|
||||
@ -131,16 +137,16 @@ pthread_rwlock_timedrdlock:
|
||||
bf 12f
|
||||
|
||||
13:
|
||||
mov #-ETIMEDOUT, r0
|
||||
cmp/eq r0, r3
|
||||
bt 18f
|
||||
mov.l @(READERS_QUEUED,r8), r0
|
||||
add #-1, r0
|
||||
mov.l r0, @(READERS_QUEUED,r8)
|
||||
tst r0, r0
|
||||
mov #-ETIMEDOUT, r0
|
||||
cmp/eq r0, r3
|
||||
bf 2b
|
||||
bra 2b
|
||||
mov.l r0, @(READERS_WAKEUP,r8)
|
||||
|
||||
18:
|
||||
bra 9f
|
||||
mov #ETIMEDOUT, r3
|
||||
|
||||
5:
|
||||
mov #0, r3
|
||||
@ -189,7 +195,6 @@ pthread_rwlock_timedrdlock:
|
||||
stc gbr, r1
|
||||
mov.w .Ltcboff,r2
|
||||
sub r2,r1
|
||||
mov.l @(8,r1),r1
|
||||
cmp/eq r1, r0
|
||||
bf 3b
|
||||
/* Deadlock detected. */
|
||||
@ -253,9 +258,9 @@ pthread_rwlock_timedrdlock:
|
||||
bra 17b
|
||||
mov #-ETIMEDOUT, r3
|
||||
|
||||
18:
|
||||
19:
|
||||
bra 9b
|
||||
mov #ETIMEDOUT, r3
|
||||
mov #EINVAL, r3
|
||||
|
||||
.Ltcboff:
|
||||
.word TLS_PRE_TCB_SIZE
|
||||
|
||||
@ -59,6 +59,12 @@ pthread_rwlock_timedwrlock:
|
||||
tst r0, r0
|
||||
bt 5f
|
||||
3:
|
||||
/* Check the value of the timeout parameter. */
|
||||
mov.l .L1g1, r1
|
||||
mov.l @(4,r9), r0
|
||||
cmp/hs r1, r0
|
||||
bt 19f
|
||||
|
||||
mov.l @(WRITERS_QUEUED,r8), r0
|
||||
add #1, r0
|
||||
mov.l r0, @(WRITERS_QUEUED,r8)
|
||||
@ -106,7 +112,7 @@ pthread_rwlock_timedwrlock:
|
||||
/* Futex call. */
|
||||
mov r15, r7
|
||||
mov #FUTEX_WAIT, r5
|
||||
mov #0, r6
|
||||
mov.l @(WRITERS_WAKEUP,r8), r6
|
||||
mov r8, r4
|
||||
add #WRITERS_WAKEUP, r4
|
||||
mov #SYS_futex, r3
|
||||
@ -128,22 +134,26 @@ pthread_rwlock_timedwrlock:
|
||||
bf 12f
|
||||
|
||||
13:
|
||||
mov #-ETIMEDOUT, r0
|
||||
cmp/eq r0, r3
|
||||
bt 18f
|
||||
mov.l @(WRITERS_QUEUED,r8), r0
|
||||
add #-1, r0
|
||||
mov.l r0, @(WRITERS_QUEUED,r8)
|
||||
mov #0, r0
|
||||
bra 2b
|
||||
mov.l r0, @(WRITERS_WAKEUP,r8)
|
||||
mov #-ETIMEDOUT, r0
|
||||
cmp/eq r0, r3
|
||||
bf 2b
|
||||
|
||||
18:
|
||||
bra 9f
|
||||
mov #ETIMEDOUT, r3
|
||||
|
||||
19:
|
||||
bra 9f
|
||||
mov #EINVAL, r3
|
||||
|
||||
5:
|
||||
mov #0, r3
|
||||
stc gbr, r1
|
||||
stc gbr, r0
|
||||
mov.w .Ltcboff,r2
|
||||
sub r2,r1
|
||||
mov.l @(8,r1),r0
|
||||
sub r2,r0
|
||||
mov.l r0, @(WRITER,r8)
|
||||
9:
|
||||
#if MUTEX == 0
|
||||
@ -184,7 +194,6 @@ pthread_rwlock_timedwrlock:
|
||||
stc gbr, r1
|
||||
mov.w .Ltcboff,r2
|
||||
sub r2,r1
|
||||
mov.l @(8,r1),r1
|
||||
cmp/eq r1, r0
|
||||
bf 3b
|
||||
bra 9b
|
||||
@ -238,10 +247,6 @@ pthread_rwlock_timedwrlock:
|
||||
bra 17b
|
||||
mov #-ETIMEDOUT, r3
|
||||
|
||||
18:
|
||||
bra 9b
|
||||
mov #ETIMEDOUT, r3
|
||||
|
||||
.Ltcboff:
|
||||
.word TLS_PRE_TCB_SIZE
|
||||
.align 2
|
||||
|
||||
@ -57,24 +57,48 @@ __pthread_rwlock_unlock:
|
||||
5:
|
||||
mov #0, r0
|
||||
mov.l r0, @(WRITER,r8)
|
||||
mov #1, r6
|
||||
mov r8, r4
|
||||
add #WRITERS_WAKEUP, r4
|
||||
mov.l @(WRITERS_QUEUED,r8), r0
|
||||
tst r0, r0
|
||||
bf 9f
|
||||
bf 0f
|
||||
|
||||
/* If also no readers waiting nothing to do. */
|
||||
mov.l @(READERS_QUEUED,r8), r0
|
||||
tst r0, r0
|
||||
bt 6f
|
||||
|
||||
mov #-1, r6
|
||||
shlr r6 /* r6 = 0x7fffffff */
|
||||
bra 0f
|
||||
add #READERS_WAKEUP, r4
|
||||
9:
|
||||
mov #1, r6
|
||||
add #WRITERS_WAKEUP, r4
|
||||
mov r8, r4
|
||||
add #READERS_WAKEUP, r4
|
||||
|
||||
0:
|
||||
mov.l @r4, r0
|
||||
add #1, r0
|
||||
mov.l r0, @r4
|
||||
#if MUTEX == 0
|
||||
DEC (@r8, r2)
|
||||
#else
|
||||
DEC (@(MUTEX,r8), r2)
|
||||
#endif
|
||||
tst r2, r2
|
||||
bf 7f
|
||||
|
||||
8:
|
||||
mov #FUTEX_WAKE, r5
|
||||
mov #SYS_futex, r3
|
||||
mov #0, r7
|
||||
extu.b r3, r3
|
||||
trapa #0x14
|
||||
SYSCALL_INST_PAD
|
||||
|
||||
lds.l @r15+, pr
|
||||
mov.l @r15+, r8
|
||||
mov.l @r15+, r12
|
||||
rts
|
||||
mov #0, r0
|
||||
6:
|
||||
#if MUTEX == 0
|
||||
DEC (@r8, r2)
|
||||
@ -114,11 +138,29 @@ __pthread_rwlock_unlock:
|
||||
bra 4b
|
||||
nop
|
||||
|
||||
7:
|
||||
mov.l r4, @-r15
|
||||
mov.l r6, @-r15
|
||||
mov r8, r4
|
||||
#if MUTEX != 0
|
||||
add #MUTEX, r4
|
||||
#endif
|
||||
mov.l .Lwake9, r1
|
||||
bsrf r1
|
||||
nop
|
||||
.Lwake9b:
|
||||
|
||||
mov.l @r15+, r6
|
||||
bra 8b
|
||||
mov.l @r15+, r4
|
||||
|
||||
.align 2
|
||||
.Lwait8:
|
||||
.long __lll_mutex_lock_wait-.Lwait8b
|
||||
.Lwake8:
|
||||
.long __lll_mutex_unlock_wake-.Lwake8b
|
||||
.Lwake9:
|
||||
.long __lll_mutex_unlock_wake-.Lwake9b
|
||||
.size __pthread_rwlock_unlock,.-__pthread_rwlock_unlock
|
||||
|
||||
.globl pthread_rwlock_unlock
|
||||
|
||||
@ -72,7 +72,8 @@ __pthread_rwlock_wrlock:
|
||||
mov r8, r4
|
||||
add #WRITERS_WAKEUP, r4
|
||||
mov #FUTEX_WAIT, r5
|
||||
mov #0, r6
|
||||
mov.l @(WRITERS_WAKEUP,r8), r6
|
||||
mov #0, r7
|
||||
mov #SYS_futex, r3
|
||||
extu.b r3, r3
|
||||
trapa #0x14
|
||||
@ -88,19 +89,16 @@ __pthread_rwlock_wrlock:
|
||||
tst r2, r2
|
||||
bf 12f
|
||||
13:
|
||||
mov.l @(READERS_QUEUED,r8), r0
|
||||
mov.l @(WRITERS_QUEUED,r8), r0
|
||||
add #-1, r0
|
||||
mov.l r0, @(READERS_QUEUED,r8)
|
||||
mov #0, r0
|
||||
bra 2b
|
||||
mov.l r0, @(WRITERS_WAKEUP,r8)
|
||||
mov.l r0, @(WRITERS_QUEUED,r8)
|
||||
|
||||
5:
|
||||
mov #0, r3
|
||||
stc gbr, r1
|
||||
stc gbr, r0
|
||||
mov.w .Ltcboff,r2
|
||||
sub r2,r1
|
||||
mov.l @(8,r1),r0
|
||||
sub r2,r0
|
||||
mov.l r0, @(WRITER,r8)
|
||||
9:
|
||||
#if MUTEX == 0
|
||||
@ -133,7 +131,6 @@ __pthread_rwlock_wrlock:
|
||||
stc gbr, r1
|
||||
mov.w .Ltcboff,r2
|
||||
sub r2,r1
|
||||
mov.l @(8,r1),r1
|
||||
cmp/eq r1, r0
|
||||
bf 3b
|
||||
bra 9b
|
||||
|
||||
@ -51,7 +51,7 @@ __new_sem_post:
|
||||
mov #0, r0
|
||||
|
||||
1:
|
||||
mov #EAGAIN, r2
|
||||
mov #EINVAL, r2
|
||||
mova .Lgot3, r0
|
||||
mov.l .Lgot3, r12
|
||||
add r0, r12
|
||||
@ -84,4 +84,4 @@ __new_sem_post:
|
||||
.long __errno_location@PLT-(.Lerrloc3b+2-.)
|
||||
#endif
|
||||
.size __new_sem_post,.-__new_sem_post
|
||||
.symver __new_sem_post, sem_post@@GLIBC_2.2
|
||||
versioned_symbol(libpthread, __new_sem_post, sem_post, GLIBC_2_1)
|
||||
|
||||
@ -91,4 +91,4 @@ __new_sem_trywait:
|
||||
.long __errno_location@PLT-(.Lerrloc1b+2-.)
|
||||
#endif
|
||||
.size __new_sem_trywait,.-__new_sem_trywait
|
||||
.symver __new_sem_trywait, sem_trywait@@GLIBC_2.2
|
||||
versioned_symbol(libpthread, __new_sem_trywait, sem_trywait, GLIBC_2_1)
|
||||
|
||||
@ -104,4 +104,4 @@ __new_sem_wait:
|
||||
.long __errno_location@PLT-(.Lerrloc0b+2-.)
|
||||
#endif
|
||||
.size __new_sem_wait,.-__new_sem_wait
|
||||
.symver __new_sem_wait, sem_wait@@GLIBC_2.2
|
||||
versioned_symbol(libpthread, __new_sem_wait, sem_wait, GLIBC_2_1)
|
||||
|
||||
@ -45,61 +45,55 @@ typedef intmax_t atomic_max_t;
|
||||
typedef uintmax_t uatomic_max_t;
|
||||
|
||||
|
||||
#define __arch_compare_and_exchange_8_acq(mem, newval, oldval) \
|
||||
({ unsigned char __result; \
|
||||
#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \
|
||||
({ __typeof (*mem) __result; \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
mova 1f,r0\n\
|
||||
nop\n\
|
||||
mov r15,r1\n\
|
||||
mov #-8,r15\n\
|
||||
0: mov.b @%1,r2\n\
|
||||
cmp/eq r2,%3\n\
|
||||
0: mov.b @%1,%0\n\
|
||||
cmp/eq %0,%3\n\
|
||||
bf 1f\n\
|
||||
mov.b %2,@%1\n\
|
||||
1: mov r1,r15\n\
|
||||
mov #-1,%0\n\
|
||||
negc %0,%0"\
|
||||
: "=r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
|
||||
: "r0", "r1", "t", "memory"); \
|
||||
__result; })
|
||||
|
||||
#define __arch_compare_and_exchange_16_acq(mem, newval, oldval) \
|
||||
({ unsigned char __result; \
|
||||
#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \
|
||||
({ __typeof (*mem) __result; \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
mova 1f,r0\n\
|
||||
nop\n\
|
||||
mov r15,r1\n\
|
||||
mov #-8,r15\n\
|
||||
0: mov.w @%1,r2\n\
|
||||
cmp/eq r2,%3\n\
|
||||
0: mov.w @%1,%0\n\
|
||||
cmp/eq %0,%3\n\
|
||||
bf 1f\n\
|
||||
mov.w %2,@%1\n\
|
||||
1: mov r1,r15\n\
|
||||
mov #-1,%0\n\
|
||||
negc %0,%0"\
|
||||
: "=r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
|
||||
: "r0", "r1", "t", "memory"); \
|
||||
__result; })
|
||||
|
||||
#define __arch_compare_and_exchange_32_acq(mem, newval, oldval) \
|
||||
({ unsigned char __result; \
|
||||
#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
|
||||
({ __typeof (*mem) __result; \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
mova 1f,r0\n\
|
||||
nop\n\
|
||||
mov r15,r1\n\
|
||||
mov #-8,r15\n\
|
||||
0: mov.l @%1,r2\n\
|
||||
cmp/eq r2,%3\n\
|
||||
0: mov.l @%1,%0\n\
|
||||
cmp/eq %0,%3\n\
|
||||
bf 1f\n\
|
||||
mov.l %2,@%1\n\
|
||||
1: mov r1,r15\n\
|
||||
mov #-1,%0\n\
|
||||
negc %0,%0"\
|
||||
: "=r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
|
||||
: "r0", "r1", "t", "memory"); \
|
||||
__result; })
|
||||
|
||||
/* XXX We do not really need 64-bit compare-and-exchange. At least
|
||||
@ -107,11 +101,12 @@ typedef uintmax_t uatomic_max_t;
|
||||
problems since not many other 32-bit architectures have support for
|
||||
such an operation. So don't define any code for now. */
|
||||
|
||||
# define __arch_compare_and_exchange_64_acq(mem, newval, oldval) \
|
||||
# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
|
||||
(abort (), 0)
|
||||
|
||||
#define atomic_exchange_and_add(mem, value) \
|
||||
({ __typeof (*mem) __result; \
|
||||
__typeof (value) __value; \
|
||||
if (sizeof (*mem) == 1) \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
@ -122,7 +117,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
add %0,%1\n\
|
||||
mov.b %1,@%2\n\
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=&r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "memory"); \
|
||||
else if (sizeof (*mem) == 2) \
|
||||
__asm __volatile ("\
|
||||
@ -134,7 +129,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
add %0,%1\n\
|
||||
mov.w %1,@%2\n\
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=&r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "memory"); \
|
||||
else if (sizeof (*mem) == 4) \
|
||||
__asm __volatile ("\
|
||||
@ -146,22 +141,23 @@ typedef uintmax_t uatomic_max_t;
|
||||
add %0,%1\n\
|
||||
mov.l %1,@%2\n\
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=&r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "memory"); \
|
||||
else \
|
||||
{ \
|
||||
__typeof (value) addval = (value); \
|
||||
__typeof (*mem) oldval; \
|
||||
__typeof (mem) memp = (mem); \
|
||||
do \
|
||||
__result = (oldval = *memp) + addval; \
|
||||
while (!__arch_compare_and_exchange_64_acq (memp, __result, oldval));\
|
||||
__result = *memp; \
|
||||
while (__arch_compare_and_exchange_val_64_acq \
|
||||
(memp, __result + addval, __result) == __result); \
|
||||
(void) addval; \
|
||||
} \
|
||||
__result; })
|
||||
|
||||
#define atomic_add(mem, value) \
|
||||
(void) ({ if (sizeof (*mem) == 1) \
|
||||
(void) ({ __typeof (value) __value; \
|
||||
if (sizeof (*mem) == 1) \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
mova 1f,r0\n\
|
||||
@ -171,7 +167,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
add r2,%0\n\
|
||||
mov.b %0,@%1\n\
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (value) : "r" (mem), "0" (value) \
|
||||
: "=&r" (__value) : "r" (mem), "0" (value) \
|
||||
: "r0", "r1", "r2", "memory"); \
|
||||
else if (sizeof (*mem) == 2) \
|
||||
__asm __volatile ("\
|
||||
@ -183,7 +179,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
add r2,%0\n\
|
||||
mov.w %0,@%1\n\
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (value) : "r" (mem), "0" (value) \
|
||||
: "=&r" (__value) : "r" (mem), "0" (value) \
|
||||
: "r0", "r1", "r2", "memory"); \
|
||||
else if (sizeof (*mem) == 4) \
|
||||
__asm __volatile ("\
|
||||
@ -195,7 +191,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
add r2,%0\n\
|
||||
mov.l %0,@%1\n\
|
||||
1: mov r1,r15"\
|
||||
: "=&r" (value) : "r" (mem), "0" (value) \
|
||||
: "=&r" (__value) : "r" (mem), "0" (value) \
|
||||
: "r0", "r1", "r2", "memory"); \
|
||||
else \
|
||||
{ \
|
||||
@ -204,15 +200,15 @@ typedef uintmax_t uatomic_max_t;
|
||||
__typeof (mem) memp = (mem); \
|
||||
do \
|
||||
oldval = *memp; \
|
||||
while (! __arch_compare_and_exchange_64_acq (memp, \
|
||||
oldval + addval, \
|
||||
oldval)); \
|
||||
while (__arch_compare_and_exchange_val_64_acq \
|
||||
(memp, oldval + addval, oldval) == oldval); \
|
||||
(void) addval; \
|
||||
} \
|
||||
})
|
||||
|
||||
#define atomic_add_negative(mem, value) \
|
||||
({ unsigned char __result; \
|
||||
__typeof (value) __value; \
|
||||
if (sizeof (*mem) == 1) \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
@ -225,7 +221,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
1: mov r1,r15\n\
|
||||
shal %1\n\
|
||||
movt %0"\
|
||||
: "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
else if (sizeof (*mem) == 2) \
|
||||
__asm __volatile ("\
|
||||
@ -239,7 +235,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
1: mov r1,r15\n\
|
||||
shal %1\n\
|
||||
movt %0"\
|
||||
: "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
else if (sizeof (*mem) == 4) \
|
||||
__asm __volatile ("\
|
||||
@ -253,7 +249,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
1: mov r1,r15\n\
|
||||
shal %1\n\
|
||||
movt %0"\
|
||||
: "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
else \
|
||||
abort (); \
|
||||
@ -261,6 +257,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
|
||||
#define atomic_add_zero(mem, value) \
|
||||
({ unsigned char __result; \
|
||||
__typeof (value) __value; \
|
||||
if (sizeof (*mem) == 1) \
|
||||
__asm __volatile ("\
|
||||
.align 2\n\
|
||||
@ -273,7 +270,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
1: mov r1,r15\n\
|
||||
tst %1,%1\n\
|
||||
movt %0"\
|
||||
: "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
else if (sizeof (*mem) == 2) \
|
||||
__asm __volatile ("\
|
||||
@ -287,7 +284,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
1: mov r1,r15\n\
|
||||
tst %1,%1\n\
|
||||
movt %0"\
|
||||
: "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
else if (sizeof (*mem) == 4) \
|
||||
__asm __volatile ("\
|
||||
@ -301,7 +298,7 @@ typedef uintmax_t uatomic_max_t;
|
||||
1: mov r1,r15\n\
|
||||
tst %1,%1\n\
|
||||
movt %0"\
|
||||
: "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
|
||||
: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
|
||||
: "r0", "r1", "r2", "t", "memory"); \
|
||||
else \
|
||||
abort (); \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user