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Fix nptl build for mips
authorKhem Raj <raj.khem@gmail.com>
Thu, 18 Feb 2010 00:49:55 +0000 (16:49 -0800)
committerKhem Raj <raj.khem@gmail.com>
Thu, 18 Feb 2010 00:50:57 +0000 (16:50 -0800)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
libc/sysdeps/linux/mips/sysdep.h
libpthread/nptl/sysdeps/mips/tls.h
libpthread/nptl/sysdeps/unix/sysv/linux/arm/sysdep-cancel.h
libpthread/nptl/sysdeps/unix/sysv/linux/lowlevellock.c

index 0c30e20..56d1590 100644 (file)
@@ -383,6 +383,9 @@ L(syse1):
 #define __SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
        "$14", "$15", "$24", "$25", "memory"
 
+/* Pointer mangling is not yet supported for MIPS.  */
+#define PTR_MANGLE(var) (void) (var)
+#define PTR_DEMANGLE(var) (void) (var)
 
 #endif  /* __ASSEMBLER__ */
 #endif /* _LINUX_MIPS_SYSDEP_H */
index 0a83ac6..27b1c15 100644 (file)
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  NPTL/MIPS version.
-   Copyright (C) 2005 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -153,6 +153,28 @@ typedef struct
 /* l_tls_offset == 0 is perfectly valid on MIPS, so we have to use some
    different value to mean unset l_tls_offset.  */
 # define NO_TLS_OFFSET         -1
+/* Get and set the global scope generation counter in struct pthread.  */
+#define THREAD_GSCOPE_FLAG_UNUSED 0
+#define THREAD_GSCOPE_FLAG_USED   1
+#define THREAD_GSCOPE_FLAG_WAIT   2
+#define THREAD_GSCOPE_RESET_FLAG() \
+  do                                                                        \
+    { int __res                                                                     \
+       = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag,             \
+                              THREAD_GSCOPE_FLAG_UNUSED);                   \
+      if (__res == THREAD_GSCOPE_FLAG_WAIT)                                 \
+       lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE);   \
+    }                                                                       \
+  while (0)
+#define THREAD_GSCOPE_SET_FLAG() \
+  do                                                                        \
+    {                                                                       \
+      THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED;            \
+      atomic_write_barrier ();                                              \
+    }                                                                       \
+  while (0)
+#define THREAD_GSCOPE_WAIT() \
+  GL(dl_wait_lookup_done) ()
 
 #endif /* __ASSEMBLER__ */
 
index 95d5328..11b99e3 100644 (file)
@@ -17,7 +17,6 @@
    02111-1307 USA.  */
 
 #include <sysdep.h>
-#include <tls.h>
 #ifndef __ASSEMBLER__
 # include <pthreadP.h>
 #endif
index f459bcf..643f4ed 100644 (file)
@@ -22,6 +22,7 @@
 #include <sysdep.h>
 #include <lowlevellock.h>
 #include <sys/time.h>
+#include <tls.h>
 
 
 void