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/* SPDX-License-Identifier: GPL-2.0 */ /* * x86 FPU signal frame handling methods: */ #ifndef _ASM_X86_FPU_SIGNAL_H #define _ASM_X86_FPU_SIGNAL_H #ifdef CONFIG_X86_64 # include <uapi/asm/sigcontext.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 fxregs_state *fxsave, 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 */