diff options
Diffstat (limited to 'ports/sysdeps/am33/linuxthreads/pt-machine.h')
-rw-r--r-- | ports/sysdeps/am33/linuxthreads/pt-machine.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/ports/sysdeps/am33/linuxthreads/pt-machine.h b/ports/sysdeps/am33/linuxthreads/pt-machine.h deleted file mode 100644 index 9e11746fe8..0000000000 --- a/ports/sysdeps/am33/linuxthreads/pt-machine.h +++ /dev/null @@ -1,66 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - am33 version. - Copyright (C) 1996-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Alexandre Oliva <aoliva@redhat.com> - Based on ../i386/pt-machine.h. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library. If not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#ifndef __ASSEMBLER__ -#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 __builtin_frame_address (0) - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - long int ret = 1; - - /* This won't test&set the entire int, only the least significant - byte. I hope this doesn't matter, since we can't do better. */ - __asm__ __volatile__ ("bset %0, %1; bne 1f; clr %0; 1:" : - "+d" (ret), "+m" (*(volatile int *)spinlock)); - - return ret; -} - - -PT_EI int -get_eflags (void) -{ - int res; - __asm__ __volatile__ ("mov psw,%0" : "=d" (res)); - return res; -} - - -PT_EI void -set_eflags (int newflags) -{ - __asm__ __volatile__ ("mov %0,psw" : : "d" (newflags) : "cc"); -} - -#endif /* __ASSEMBLER__ */ - -#endif /* pt-machine.h */ |