| /* |
| * x86 FPU signal frame handling methods: |
| */ |
| #ifndef _ASM_X86_FPU_SIGNAL_H |
| #define _ASM_X86_FPU_SIGNAL_H |
| |
| #ifdef CONFIG_X86_64 |
| # include <asm/sigcontext32.h> |
| # include <asm/user32.h> |
| struct ksignal; |
| int ia32_setup_rt_frame(int sig, struct ksignal *ksig, |
| compat_sigset_t *set, struct pt_regs *regs); |
| int ia32_setup_frame(int sig, struct ksignal *ksig, |
| compat_sigset_t *set, struct pt_regs *regs); |
| #else |
| # define user_i387_ia32_struct user_i387_struct |
| # define user32_fxsr_struct user_fxsr_struct |
| # define ia32_setup_frame __setup_frame |
| # define ia32_setup_rt_frame __setup_rt_frame |
| #endif |
| |
| extern void convert_from_fxsr(struct user_i387_ia32_struct *env, |
| struct task_struct *tsk); |
| extern void convert_to_fxsr(struct task_struct *tsk, |
| const struct user_i387_ia32_struct *env); |
| |
| unsigned long |
| fpu__alloc_mathframe(unsigned long sp, int ia32_frame, |
| unsigned long *buf_fx, unsigned long *size); |
| |
| extern void fpu__init_prepare_fx_sw_frame(void); |
| |
| #endif /* _ASM_X86_FPU_SIGNAL_H */ |