diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2008-07-29 08:09:44 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-07-29 08:09:44 +0900 |
| commit | f15cbe6f1a4b4d9df59142fc8e4abb973302cf44 (patch) | |
| tree | 774d7b11abaaf33561ab8268bf51ddd9ceb79025 /include/asm-sh/fpu.h | |
| parent | 25326277d8d1393d1c66240e6255aca780f9e3eb (diff) | |
sh: migrate to arch/sh/include/
This follows the sparc changes a439fe51a1f8eb087c22dd24d69cebae4a3addac.
Most of the moving about was done with Sam's directions at:
http://marc.info/?l=linux-sh&m=121724823706062&w=2
with subsequent hacking and fixups entirely my fault.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/fpu.h')
| -rw-r--r-- | include/asm-sh/fpu.h | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/include/asm-sh/fpu.h b/include/asm-sh/fpu.h deleted file mode 100644 index 91462fea150..00000000000 --- a/include/asm-sh/fpu.h +++ /dev/null @@ -1,55 +0,0 @@ -#ifndef __ASM_SH_FPU_H -#define __ASM_SH_FPU_H - -#ifndef __ASSEMBLY__ -#include <linux/preempt.h> -#include <asm/ptrace.h> - -#ifdef CONFIG_SH_FPU -static inline void release_fpu(struct pt_regs *regs) -{ - regs->sr |= SR_FD; -} - -static inline void grab_fpu(struct pt_regs *regs) -{ - regs->sr &= ~SR_FD; -} - -struct task_struct; - -extern void save_fpu(struct task_struct *__tsk, struct pt_regs *regs); -#else - -#define release_fpu(regs) do { } while (0) -#define grab_fpu(regs) do { } while (0) - -static inline void save_fpu(struct task_struct *tsk, struct pt_regs *regs) -{ - clear_tsk_thread_flag(tsk, TIF_USEDFPU); -} -#endif - -extern int do_fpu_inst(unsigned short, struct pt_regs *); - -static inline void unlazy_fpu(struct task_struct *tsk, struct pt_regs *regs) -{ - preempt_disable(); - if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) - save_fpu(tsk, regs); - preempt_enable(); -} - -static inline void clear_fpu(struct task_struct *tsk, struct pt_regs *regs) -{ - preempt_disable(); - if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) { - clear_tsk_thread_flag(tsk, TIF_USEDFPU); - release_fpu(regs); - } - preempt_enable(); -} - -#endif /* __ASSEMBLY__ */ - -#endif /* __ASM_SH_FPU_H */ |