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Diffstat (limited to 'libpthread/linuxthreads/sysdeps/v850/pt-machine.h')
-rw-r--r--libpthread/linuxthreads/sysdeps/v850/pt-machine.h46
1 files changed, 0 insertions, 46 deletions
diff --git a/libpthread/linuxthreads/sysdeps/v850/pt-machine.h b/libpthread/linuxthreads/sysdeps/v850/pt-machine.h
deleted file mode 100644
index fb41c41e9..000000000
--- a/libpthread/linuxthreads/sysdeps/v850/pt-machine.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * sysdeps/v850/pt-machine.h -- v850-specific pthread definitions
- *
- * Copyright (C) 2002 NEC Electronics Corporation
- * Copyright (C) 2002 Miles Bader <miles@gnu.org>
- *
- * This file is subject to the terms and conditions of the GNU Lesser
- * General Public License. See the file COPYING.LIB in the main
- * directory of this archive for more details.
- *
- * Written by Miles Bader <miles@gnu.org>
- */
-
-#ifndef PT_EI
-# define PT_EI extern inline
-#endif
-
-/* Get some notion of the current stack. Need not be exactly the top
- of the stack, just something somewhere in the current frame. */
-#define CURRENT_STACK_FRAME __stack_pointer
-register char *__stack_pointer __asm__ ("sp");
-
-#define HAS_COMPARE_AND_SWAP
-
-/* Atomically: If *PTR == OLD, set *PTR to NEW and return true,
- otherwise do nothing and return false. */
-PT_EI int
-__compare_and_swap (long *ptr, long old, long new)
-{
- unsigned long psw;
-
- /* disable interrupts */
- __asm__ __volatile__ ("stsr psw, %0; di" : "=&r" (psw));
-
- if (likely (*ptr == old))
- {
- *ptr = new;
- __asm__ __volatile__ ("ldsr %0, psw" :: "r" (psw)); /* re-enable */
- return 1;
- }
- else
- {
- __asm__ __volatile__ ("ldsr %0, psw" :: "r" (psw)); /* re-enable */
- return 0;
- }
-}