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-rw-r--r--gcc-4.2.1-5666.3/libgomp/config/linux/x86/futex.h110
1 files changed, 0 insertions, 110 deletions
diff --git a/gcc-4.2.1-5666.3/libgomp/config/linux/x86/futex.h b/gcc-4.2.1-5666.3/libgomp/config/linux/x86/futex.h
deleted file mode 100644
index 4f9aac2dd..000000000
--- a/gcc-4.2.1-5666.3/libgomp/config/linux/x86/futex.h
+++ /dev/null
@@ -1,110 +0,0 @@
-/* Copyright (C) 2005 Free Software Foundation, Inc.
- Contributed by Richard Henderson <rth@redhat.com>.
-
- This file is part of the GNU OpenMP Library (libgomp).
-
- Libgomp is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
- more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with libgomp; see the file COPYING.LIB. If not, write to the
- Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- MA 02110-1301, USA. */
-
-/* As a special exception, if you link this library with other files, some
- of which are compiled with GCC, to produce an executable, this library
- does not by itself cause the resulting executable to be covered by the
- GNU General Public License. This exception does not however invalidate
- any other reasons why the executable file might be covered by the GNU
- General Public License. */
-
-/* Provide target-specific access to the futex system call. */
-
-#define FUTEX_WAIT 0
-#define FUTEX_WAKE 1
-
-#ifdef __LP64__
-# ifndef SYS_futex
-# define SYS_futex 202
-# endif
-
-static inline void
-futex_wait (int *addr, int val)
-{
- register long r10 __asm__("%r10") = 0;
- long res;
-
- __asm volatile ("syscall"
- : "=a" (res)
- : "0"(SYS_futex), "D" (addr), "S"(FUTEX_WAIT),
- "d"(val), "r"(r10)
- : "r11", "rcx", "memory");
-}
-
-static inline void
-futex_wake (int *addr, int count)
-{
- long res;
-
- __asm volatile ("syscall"
- : "=a" (res)
- : "0"(SYS_futex), "D" (addr), "S"(FUTEX_WAKE), "d"(count)
- : "r11", "rcx", "memory");
-}
-#else
-# ifndef SYS_futex
-# define SYS_futex 240
-# endif
-
-# ifdef __PIC__
-
-static inline void
-sys_futex0 (int *addr, int op, int val)
-{
- long res;
-
- __asm volatile ("xchgl\t%%ebx, %2\n\t"
- "int\t$0x80\n\t"
- "xchgl\t%%ebx, %2"
- : "=a" (res)
- : "0"(SYS_futex), "r" (addr), "c"(op),
- "d"(val), "S"(0)
- : "memory");
-}
-
-# else
-
-static inline void
-sys_futex0 (int *addr, int op, int val)
-{
- long res;
-
- __asm volatile ("int $0x80"
- : "=a" (res)
- : "0"(SYS_futex), "b" (addr), "c"(op),
- "d"(val), "S"(0)
- : "memory");
-}
-
-# endif /* __PIC__ */
-
-static inline void
-futex_wait (int *addr, int val)
-{
- sys_futex0 (addr, FUTEX_WAIT, val);
-}
-
-static inline void
-futex_wake (int *addr, int count)
-{
- sys_futex0 (addr, FUTEX_WAKE, count);
-}
-
-#endif /* __LP64__ */