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authorUlrich Drepper <drepper@redhat.com>2003-03-19 19:15:36 +0000
committerUlrich Drepper <drepper@redhat.com>2003-03-19 19:15:36 +0000
commit560a784f03c19d59b390adb4c3e5db74ebcf693c (patch)
tree4153204d1d5122d1633b39a55b7613ab71f63a23
parent95767b36d429ba4a7ace577c311769cbd3ed6d74 (diff)
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Update.
2003-03-19 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/Makefile: Fix cut&paste error.
-rw-r--r--linuxthreads/ChangeLog4
-rw-r--r--linuxthreads/sysdeps/pthread/Makefile2
-rw-r--r--nptl/ChangeLog3
-rw-r--r--nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S50
4 files changed, 56 insertions, 3 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index ecd57bf..3376c13 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,7 @@
+2003-03-19 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/pthread/Makefile: Fix cut&paste error.
+
2003-03-18 Roland McGrath <roland@redhat.com>
* Versions (libpthread: GLIBC_2.2): Remove
diff --git a/linuxthreads/sysdeps/pthread/Makefile b/linuxthreads/sysdeps/pthread/Makefile
index 6b92fbf..e9d57d5 100644
--- a/linuxthreads/sysdeps/pthread/Makefile
+++ b/linuxthreads/sysdeps/pthread/Makefile
@@ -9,5 +9,5 @@ endif
endif
ifeq ($(subdir),posix)
-CFLAGS-confstr.c += -DLIBPTHREAD_VERSION="\"$(shell sed 's/\(.*\) by .*/\1/' ../nptl/Banner)\""
+CFLAGS-confstr.c += -DLIBPTHREAD_VERSION="\"$(shell sed 's/\(.*\) by .*/\1/' ../linuxthreads/Banner)\""
endif
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index a517311..0ff7878 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,8 @@
2003-03-19 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Add
+ support for clock selection.
+
* sysdeps/pthread/pthread_cond_broadcast.c: Release lock before
signalling waiters.
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
index 97a642e..7a75e0d 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
@@ -120,6 +120,27 @@ __pthread_cond_timedwait:
callq __pthread_enable_asynccancel_2
/* Get the current time. */
+#ifdef __NR_clock_gettime
+ /* Get the clock number. Note that the field in the condvar
+ structure stores the number minus 1. */
+ movq 8(%rsp), %rdi
+ movl cond_clock(%rdi), %edi
+ /* Only clocks 0 and 1 are allowed. Both are handled in the
+ kernel. */
+ leaq 24(%rsp), %rsi
+ movq $__NR_clock_gettime, %rax
+ syscall
+# ifndef __ASSUME_POSIX_TIMERS
+ cmpq $-ENOSYS, %rax
+ je 19f
+# endif
+
+ /* Compute relative timeout. */
+ movq (%r13), %rcx
+ movq 8(%r13), %rdx
+ subq 24(%rsp), %rcx
+ subq 32(%rsp), %rdx
+#else
leaq 24(%rsp), %rdi
xorq %rsi, %rsi
movq $VSYSCALL_ADDR_vgettimeofday, %rax
@@ -133,17 +154,18 @@ __pthread_cond_timedwait:
movq 8(%r13), %rdx
subq 24(%rsp), %rcx
subq %rax, %rdx
+#endif
jns 12f
addq $1000000000, %rdx
decq %rcx
12: testq %rcx, %rcx
+ movq 8(%rsp), %rdi
js 13f
/* Store relative timeout. */
- movq %rcx, 24(%rsp)
+21: movq %rcx, 24(%rsp)
movq %rdx, 32(%rsp)
- movq 8(%rsp), %rdi
leaq 24(%rsp), %r10
xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */
movq %r12, %rdx
@@ -265,6 +287,30 @@ __pthread_cond_timedwait:
17: movq (%rsp), %rax
jmp 18b
+
+#if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS
+ /* clock_gettime not available. */
+19: leaq 24(%rsp), %rdi
+ xorq %rsi, %rsi
+ movq $VSYSCALL_ADDR_vgettimeofday, %rax
+ callq *%rax
+
+ /* Compute relative timeout. */
+ movq 32(%rsp), %rax
+ movq $1000, %rdx
+ mul %rdx /* Milli seconds to nano seconds. */
+ movq (%r13), %rcx
+ movq 8(%r13), %rdx
+ subq 24(%rsp), %rcx
+ subq %rax, %rdx
+ jns 20f
+ addq $1000000000, %rdx
+ decq %rcx
+20: testq %rcx, %rcx
+ movq 8(%rsp), %rdi
+ js 13b
+ jmp 21b
+#endif
.size __pthread_cond_timedwait, .-__pthread_cond_timedwait
versioned_symbol (libpthread, __pthread_cond_timedwait, pthread_cond_timedwait,
GLIBC_2_3_2)