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author | Waldemar Brodkorb <wbx@openadk.org> | 2015-02-14 23:04:02 -0600 |
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committer | Waldemar Brodkorb <wbx@openadk.org> | 2015-02-14 23:04:02 -0600 |
commit | e1e46622ac0fce73d802fa4a8a2e83cc25cd9e7a (patch) | |
tree | 2c8d14e4dcc733f4227f0984ed05da5826b13acd /libpthread/linuxthreads/sysdeps/nios2/pt-machine.h | |
parent | 6b6ede3d15f04fe825cfa9f697507457e3640344 (diff) |
Revert "resolve merge"
This reverts commit 6b6ede3d15f04fe825cfa9f697507457e3640344.
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/nios2/pt-machine.h')
-rw-r--r-- | libpthread/linuxthreads/sysdeps/nios2/pt-machine.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/libpthread/linuxthreads/sysdeps/nios2/pt-machine.h b/libpthread/linuxthreads/sysdeps/nios2/pt-machine.h deleted file mode 100644 index e3260811b..000000000 --- a/libpthread/linuxthreads/sysdeps/nios2/pt-machine.h +++ /dev/null @@ -1,57 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - nios2 version. - Copyright (C) 1996, 1998, 2000, 2002 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 - 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. - - The GNU C Library 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 the GNU C Library; see the file COPYING.LIB. If - not, see <http://www.gnu.org/licenses/>. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#include <features.h> - -#ifndef PT_EI -# define PT_EI __extern_always_inline -#endif - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - unsigned int scratch; - long int ret=-2; - - __asm__ __volatile__( - "rdctl %0, status\n\t" - "and %0, %0, %1\n\t" - "wrctl status, %0 #disable interrupts\n\t" - "ldw %1, 0(%4)\n\t" - "stw %3, 0(%4)\n\t" - "ori %0, %0, 1\n\t" - "wrctl status, %0 #enable interrupts\n\t" - : "=&r"(scratch), "=r"(ret) - : "1"(ret), "r"(1), "r"(spinlock) - : "memory"); - - return ret; -} - - -/* 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"); - -#endif /* pt-machine.h */ |