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authorUlrich Drepper <drepper@redhat.com>2003-01-03 08:14:47 +0000
committerUlrich Drepper <drepper@redhat.com>2003-01-03 08:14:47 +0000
commit842d28175225c0e964a723603bd11736ee29334f (patch)
tree0a5da645e49d2726d4955461cab2584621f3273a /nptl
parent0e07706e5b3ee66520170e8440b731903b1ccf6d (diff)
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Update.
* sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S (__pthread_cond_wait): Don't save cancellation mode and seq value in same location.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog4
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S26
2 files changed, 25 insertions, 5 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 1908a78..b9437ab 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,9 @@
2003-01-03 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S
+ (__pthread_cond_wait): Don't save cancellation mode and seq value
+ in same location.
+
* herrno.c (__h_errno_location): Don't define as weak.
2003-01-02 Jakub Jelinek <jakub@redhat.com>
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S
index 1cbf2ea..0187bf8 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S
+++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevelcond.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -141,8 +141,8 @@ __pthread_cond_wait:
/* Get and store current wakeup_seq value. */
movl wakeup_seq(%ebx), %edi
movl wakeup_seq+4(%ebx), %edx
- movl %edi, (%esp)
- movl %edx, 4(%esp)
+ movl %edi, 4(%esp)
+ movl %edx, 8(%esp)
/* Unlock. */
8: LOCK
@@ -182,10 +182,10 @@ __pthread_cond_wait:
movl wakeup_seq(%ebx), %edi
movl wakeup_seq+4(%ebx), %edx
- cmpl 4(%esp), %ecx
+ cmpl 8(%esp), %ecx
ja 7f
jb 8b
- cmpl (%esp), %eax
+ cmpl 4(%esp), %eax
jb 8b
7: cmpl %ecx, %edx
@@ -503,7 +503,11 @@ __pthread_cond_signal:
/* Get internal lock. */
movl $1, %eax
LOCK
+#if cond_lock == 0
+ xaddl %eax, (%ebx)
+#else
xaddl %eax, cond_lock(%ebx)
+#endif
testl %eax, %eax
jne 1f
@@ -531,7 +535,11 @@ __pthread_cond_signal:
/* Unlock. */
4: LOCK
+#if cond_lock == 0
+ decl (%ebx)
+#else
decl cond_lock(%ebx)
+#endif
jne 5f
6: xorl %eax, %eax
@@ -580,7 +588,11 @@ __pthread_cond_broadcast:
/* Get internal lock. */
movl $1, %eax
LOCK
+#if cond_lock == 0
+ xaddl %eax, (%ebx)
+#else
xaddl %eax, cond_lock(%ebx)
+#endif
testl %eax, %eax
jne 1f
@@ -608,7 +620,11 @@ __pthread_cond_broadcast:
/* Unlock. */
4: LOCK
+#if cond_lock == 0
+ decl (%ebx)
+#else
decl cond_lock(%ebx)
+#endif
jne 5f
6: xorl %eax, %eax