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-rw-r--r--nptl/ChangeLog8
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S1
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S49
3 files changed, 57 insertions, 1 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 3d6bd03cf8..be5893d3d8 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,11 @@
+2004-10-25 Kaz Kojima <kkojima@rr.iij4u.or.jp>
+
+ * sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
+ (__pthread_cond_timedwait): Use clock_gettime syscall if exists.
+
+ * sysdeps/unix/sysv/linux/sh/lowlevellock.S
+ (__lll_mutex_timedlock_wait): Fix a bad branch condition.
+
2004-10-24 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/smp.h (is_smp_system): Use
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
index d87f089bdb..bcb15615e5 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
+++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
@@ -117,6 +117,7 @@ __lll_mutex_timedlock_wait:
mov #1, r3
mov #2, r4
CMPXCHG (r3, @r8, r4, r2)
+ tst r2, r2
bt 8f
mov r8, r4
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
index d0c55ecfef..74206a71ec 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
+++ b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
@@ -133,6 +133,34 @@ __pthread_cond_timedwait:
8:
/* Get current time. */
+#ifdef __NR_clock_gettime
+ /* Get the clock number. */
+ mov.l @(cond_nwaiters,r8), r4
+ mov #((1 << clock_bits) - 1), r0
+ and r0, r4
+ /* Only clocks 0 and 1 are allowed. Both are handled in the
+ kernel. */
+ mov r15, r5
+ add #16, r5
+ mov.w .L__NR_clock_gettime, r3
+ trapa #0x12
+ SYSCALL_INST_PAD
+# ifndef __ASSUME_POSIX_TIMERS
+ cmp/eq #-ENOSYS, r0
+ bt 19f
+# endif
+
+ /* Compute relative timeout. */
+ mov.l @r13, r2
+ mov.l @(4,r13), r3
+ mov.l @(16,r15), r0
+ bra 0f
+ mov.l @(20,r15), r1
+.L__NR_clock_gettime:
+ .word __NR_clock_gettime
+
+# ifndef __ASSUME_POSIX_TIMERS
+19:
mov r15, r4
add #16, r4
mov #0, r5
@@ -143,11 +171,30 @@ __pthread_cond_timedwait:
/* Compute relative timeout. */
mov.l @(20,r15), r0
mov.w .L1k, r1
- dmulu.l r0, r1 /* Milli seconds to nano seconds. */
+ dmulu.l r0, r1 /* Micro seconds to nano seconds. */
mov.l @r13, r2
mov.l @(4,r13), r3
mov.l @(16,r15), r0
sts macl, r1
+#endif
+0:
+#else
+ mov r15, r4
+ add #16, r4
+ mov #0, r5
+ mov #SYS_gettimeofday, r3
+ trapa #0x12
+ SYSCALL_INST_PAD
+
+ /* Compute relative timeout. */
+ mov.l @(20,r15), r0
+ mov.w .L1k, r1
+ dmulu.l r0, r1 /* Micro seconds to nano seconds. */
+ mov.l @r13, r2
+ mov.l @(4,r13), r3
+ mov.l @(16,r15), r0
+ sts macl, r1
+#endif
sub r0, r2
clrt
subc r1, r3