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fpu.h revision 1.21
      1  1.21  riastrad /*	$NetBSD: fpu.h,v 1.21 2020/06/14 16:12:05 riastradh Exp $	*/
      2   1.1       dsl 
      3   1.2       dsl #ifndef	_X86_FPU_H_
      4   1.2       dsl #define	_X86_FPU_H_
      5   1.1       dsl 
      6   1.1       dsl #include <x86/cpu_extended_state.h>
      7   1.1       dsl 
      8   1.1       dsl #ifdef _KERNEL
      9   1.2       dsl 
     10   1.3       dsl struct cpu_info;
     11   1.3       dsl struct lwp;
     12   1.1       dsl struct trapframe;
     13   1.1       dsl 
     14   1.1       dsl void fpuinit(struct cpu_info *);
     15  1.12      maxv void fpuinit_mxcsr_mask(void);
     16  1.13      maxv 
     17  1.14      maxv void fpu_area_save(void *, uint64_t);
     18  1.21  riastrad void fpu_area_restore(const void *, uint64_t);
     19  1.13      maxv 
     20  1.19      maxv void fpu_save(void);
     21   1.1       dsl 
     22   1.5       dsl void fpu_set_default_cw(struct lwp *, unsigned int);
     23   1.5       dsl 
     24   1.2       dsl void fputrap(struct trapframe *);
     25   1.2       dsl void fpudna(struct trapframe *);
     26   1.2       dsl 
     27  1.16      maxv void fpu_clear(struct lwp *, unsigned int);
     28  1.16      maxv void fpu_sigreset(struct lwp *);
     29   1.3       dsl 
     30  1.19      maxv void fpu_lwp_fork(struct lwp *, struct lwp *);
     31  1.19      maxv void fpu_lwp_abandon(struct lwp *l);
     32   1.6       dsl 
     33  1.20      maxv void fpu_kern_enter(void);
     34  1.20      maxv void fpu_kern_leave(void);
     35  1.20      maxv 
     36  1.15      maxv void process_write_fpregs_xmm(struct lwp *, const struct fxsave *);
     37  1.15      maxv void process_write_fpregs_s87(struct lwp *, const struct save87 *);
     38  1.15      maxv 
     39  1.15      maxv void process_read_fpregs_xmm(struct lwp *, struct fxsave *);
     40  1.15      maxv void process_read_fpregs_s87(struct lwp *, struct save87 *);
     41   1.4       dsl 
     42  1.17    mgorny int process_read_xstate(struct lwp *, struct xstate *);
     43  1.17    mgorny int process_verify_xstate(const struct xstate *);
     44  1.17    mgorny int process_write_xstate(struct lwp *, const struct xstate *);
     45  1.17    mgorny 
     46   1.1       dsl #endif
     47   1.1       dsl 
     48   1.2       dsl #endif /* _X86_FPU_H_ */
     49