diff options
author | David Howells <dhowells@redhat.com> | 2009-04-10 14:19:03 +0100 |
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committer | David Howells <dhowells@redhat.com> | 2009-04-10 14:19:03 +0100 |
commit | da7616610c8d2ec16a8ada44216e836e5fcbd08b (patch) | |
tree | ef3e8ccc7a01694c0ab0eeea387bc46a8807669e /include/asm-mn10300/fpu.h | |
parent | 62b8e680e61d3f48f2a12ee248ca03ea8f376926 (diff) |
Move arch headers from include/asm-mn10300/ to arch/mn10300/include/asm/.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/asm-mn10300/fpu.h')
-rw-r--r-- | include/asm-mn10300/fpu.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/include/asm-mn10300/fpu.h b/include/asm-mn10300/fpu.h deleted file mode 100644 index 64a2b83a7a6..00000000000 --- a/include/asm-mn10300/fpu.h +++ /dev/null @@ -1,85 +0,0 @@ -/* MN10300 FPU definitions - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * Derived from include/asm-i386/i387.h: Copyright (C) 1994 Linus Torvalds - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#ifndef _ASM_FPU_H -#define _ASM_FPU_H - -#include <asm/processor.h> -#include <asm/sigcontext.h> -#include <asm/user.h> - -#ifdef __KERNEL__ - -/* the task that owns the FPU state */ -extern struct task_struct *fpu_state_owner; - -#define set_using_fpu(tsk) \ -do { \ - (tsk)->thread.fpu_flags |= THREAD_USING_FPU; \ -} while (0) - -#define clear_using_fpu(tsk) \ -do { \ - (tsk)->thread.fpu_flags &= ~THREAD_USING_FPU; \ -} while (0) - -#define is_using_fpu(tsk) ((tsk)->thread.fpu_flags & THREAD_USING_FPU) - -#define unlazy_fpu(tsk) \ -do { \ - preempt_disable(); \ - if (fpu_state_owner == (tsk)) \ - fpu_save(&tsk->thread.fpu_state); \ - preempt_enable(); \ -} while (0) - -#define exit_fpu() \ -do { \ - struct task_struct *__tsk = current; \ - preempt_disable(); \ - if (fpu_state_owner == __tsk) \ - fpu_state_owner = NULL; \ - preempt_enable(); \ -} while (0) - -#define flush_fpu() \ -do { \ - struct task_struct *__tsk = current; \ - preempt_disable(); \ - if (fpu_state_owner == __tsk) { \ - fpu_state_owner = NULL; \ - __tsk->thread.uregs->epsw &= ~EPSW_FE; \ - } \ - preempt_enable(); \ - clear_using_fpu(__tsk); \ -} while (0) - -extern asmlinkage void fpu_init_state(void); -extern asmlinkage void fpu_kill_state(struct task_struct *); -extern asmlinkage void fpu_disabled(struct pt_regs *, enum exception_code); -extern asmlinkage void fpu_exception(struct pt_regs *, enum exception_code); - -#ifdef CONFIG_FPU -extern asmlinkage void fpu_save(struct fpu_state_struct *); -extern asmlinkage void fpu_restore(struct fpu_state_struct *); -#else -#define fpu_save(a) -#define fpu_restore(a) -#endif /* CONFIG_FPU */ - -/* - * signal frame handlers - */ -extern int fpu_setup_sigcontext(struct fpucontext *buf); -extern int fpu_restore_sigcontext(struct fpucontext *buf); - -#endif /* __KERNEL__ */ -#endif /* _ASM_FPU_H */ |