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authorRichard Henderson <rth@redhat.com>2004-09-06 01:12:02 +0000
committerRichard Henderson <rth@redhat.com>2004-09-06 01:12:02 +0000
commit42d86dd6c0a12373cb1d10b49f7ad2fb6488d364 (patch)
tree4b679a265eae937d1531882c2070abdab4821114
parent418dfb124c2091489f8951bf2c6884a855df7198 (diff)
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* sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h (SINGLE_THREAD_P): Move definition inside libpthread, libc, librt check. Provide definition for rtld.
2005-09-05 Richard Henderson <rth@redhat.com> * sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h (SINGLE_THREAD_P): Move definition inside libpthread, libc, librt check. Provide definition for rtld. lll_futex_timed_wait, lll_futex_wake, lll_futex_requeue): On success return actual return value from the syscall, not 0. Add __mutex field.
-rw-r--r--nptl/ChangeLog12
-rw-r--r--nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h35
2 files changed, 29 insertions, 18 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 344e7fb69f..f7f3d29e01 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,9 @@
+2005-09-05 Richard Henderson <rth@redhat.com>
+
+ * sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h (SINGLE_THREAD_P):
+ Move definition inside libpthread, libc, librt check. Provide
+ definition for rtld.
+
2004-09-02 Ulrich Drepper <drepper@redhat.com>
* sysdeps/alpha/jmpbuf-unwind.h: Define __libc_unwind_longjmp.
@@ -2217,8 +2223,8 @@
* sysdeps/alpha/elf/pt-initfini.c: Avoid .ent/.end.
* sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_wait,
- lll_futex_timed_wait, lll_futex_wake, lll_futex_requeue): On success
- return actual return value from the syscall, not 0.
+ lll_futex_timed_wait, lll_futex_wake, lll_futex_requeue): On success
+ return actual return value from the syscall, not 0.
2003-07-07 Ulrich Drepper <drepper@redhat.com>
@@ -2830,7 +2836,7 @@
* sysdeps/sh/tcb-offsets.sym: Define MUTEX_FUTEX.
* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h (pthread_cond_t):
- Add __mutex field.
+ Add __mutex field.
* sysdeps/unix/sysv/linux/sh/lowlevellock.h (SYSCALL_WITH_INST_PAD):
Define.
(lll_futex_wait, lll_futex_wake): Define.
diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h
index 794d7fc442..f3f7718e3e 100644
--- a/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h
@@ -137,28 +137,33 @@ __LABEL($syscall_error) \
# define CDISABLE jsr ra, __local_disable_asynccancel; ldgp ra, 0(gp)
# endif
-#endif
-
-#if defined IS_IN_libpthread || !defined NOT_IN_libc
-# ifndef __ASSEMBLER__
+# if defined IS_IN_libpthread || !defined NOT_IN_libc
+# ifndef __ASSEMBLER__
extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P \
+# define SINGLE_THREAD_P \
__builtin_expect (__local_multiple_threads == 0, 1)
-# elif defined(PIC)
-# define SINGLE_THREAD_P(reg) ldl reg, __local_multiple_threads(gp) !gprel
-# else
-# define SINGLE_THREAD_P(reg) \
+# elif defined(PIC)
+# define SINGLE_THREAD_P(reg) ldl reg, __local_multiple_threads(gp) !gprel
+# else
+# define SINGLE_THREAD_P(reg) \
ldah reg, __local_multiple_threads(gp) !gprelhigh; \
ldl reg, __local_multiple_threads(reg) !gprellow
-# endif
-#else
-# ifndef __ASSEMBLER__
-# define SINGLE_THREAD_P \
+# endif
+# else
+# ifndef __ASSEMBLER__
+# define SINGLE_THREAD_P \
__builtin_expect (THREAD_GETMEM (THREAD_SELF, \
header.multiple_threads) == 0, 1)
-# else
-# define SINGLE_THREAD_P(reg) \
+# else
+# define SINGLE_THREAD_P(reg) \
call_pal PAL_rduniq; \
ldl reg, MULTIPLE_THREADS_OFFSET($0)
+# endif
# endif
+
+#else
+
+# define SINGLE_THREAD_P (1)
+# define NO_CANCELLATION 1
+
#endif