From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/x86/math-emu/fpu_proto.h | 144 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 144 insertions(+) create mode 100644 arch/x86/math-emu/fpu_proto.h (limited to 'arch/x86/math-emu/fpu_proto.h') diff --git a/arch/x86/math-emu/fpu_proto.h b/arch/x86/math-emu/fpu_proto.h new file mode 100644 index 000000000..9779df436 --- /dev/null +++ b/arch/x86/math-emu/fpu_proto.h @@ -0,0 +1,144 @@ +#ifndef _FPU_PROTO_H +#define _FPU_PROTO_H + +/* errors.c */ +extern void FPU_illegal(void); +extern void FPU_printall(void); +asmlinkage void FPU_exception(int n); +extern int real_1op_NaN(FPU_REG *a); +extern int real_2op_NaN(FPU_REG const *b, u_char tagb, int deststnr, + FPU_REG const *defaultNaN); +asmlinkage int arith_invalid(int deststnr); +asmlinkage int FPU_divide_by_zero(int deststnr, u_char sign); +extern int set_precision_flag(int flags); +asmlinkage void set_precision_flag_up(void); +asmlinkage void set_precision_flag_down(void); +asmlinkage int denormal_operand(void); +asmlinkage int arith_overflow(FPU_REG *dest); +asmlinkage int arith_underflow(FPU_REG *dest); +extern void FPU_stack_overflow(void); +extern void FPU_stack_underflow(void); +extern void FPU_stack_underflow_i(int i); +extern void FPU_stack_underflow_pop(int i); +/* fpu_arith.c */ +extern void fadd__(void); +extern void fmul__(void); +extern void fsub__(void); +extern void fsubr_(void); +extern void fdiv__(void); +extern void fdivr_(void); +extern void fadd_i(void); +extern void fmul_i(void); +extern void fsubri(void); +extern void fsub_i(void); +extern void fdivri(void); +extern void fdiv_i(void); +extern void faddp_(void); +extern void fmulp_(void); +extern void fsubrp(void); +extern void fsubp_(void); +extern void fdivrp(void); +extern void fdivp_(void); +/* fpu_aux.c */ +extern void finit(void); +extern void finit_(void); +extern void fstsw_(void); +extern void fp_nop(void); +extern void fld_i_(void); +extern void fxch_i(void); +extern void ffree_(void); +extern void ffreep(void); +extern void fst_i_(void); +extern void fstp_i(void); +/* fpu_entry.c */ +extern void math_emulate(struct math_emu_info *info); +extern void math_abort(struct math_emu_info *info, unsigned int signal); +/* fpu_etc.c */ +extern void FPU_etc(void); +/* fpu_tags.c */ +extern int FPU_gettag0(void); +extern int FPU_gettagi(int stnr); +extern int FPU_gettag(int regnr); +extern void FPU_settag0(int tag); +extern void FPU_settagi(int stnr, int tag); +extern void FPU_settag(int regnr, int tag); +extern int FPU_Special(FPU_REG const *ptr); +extern int isNaN(FPU_REG const *ptr); +extern void FPU_pop(void); +extern int FPU_empty_i(int stnr); +extern int FPU_stackoverflow(FPU_REG ** st_new_ptr); +extern void FPU_copy_to_regi(FPU_REG const *r, u_char tag, int stnr); +extern void FPU_copy_to_reg1(FPU_REG const *r, u_char tag); +extern void FPU_copy_to_reg0(FPU_REG const *r, u_char tag); +/* fpu_trig.c */ +extern void FPU_triga(void); +extern void FPU_trigb(void); +/* get_address.c */ +extern void __user *FPU_get_address(u_char FPU_modrm, unsigned long *fpu_eip, + struct address *addr, + fpu_addr_modes addr_modes); +extern void __user *FPU_get_address_16(u_char FPU_modrm, unsigned long *fpu_eip, + struct address *addr, + fpu_addr_modes addr_modes); +/* load_store.c */ +extern int FPU_load_store(u_char type, fpu_addr_modes addr_modes, + void __user * data_address); +/* poly_2xm1.c */ +extern int poly_2xm1(u_char sign, FPU_REG * arg, FPU_REG *result); +/* poly_atan.c */ +extern void poly_atan(FPU_REG * st0_ptr, u_char st0_tag, FPU_REG *st1_ptr, + u_char st1_tag); +/* poly_l2.c */ +extern void poly_l2(FPU_REG *st0_ptr, FPU_REG *st1_ptr, u_char st1_sign); +extern int poly_l2p1(u_char s0, u_char s1, FPU_REG *r0, FPU_REG *r1, + FPU_REG * d); +/* poly_sin.c */ +extern void poly_sine(FPU_REG *st0_ptr); +extern void poly_cos(FPU_REG *st0_ptr); +/* poly_tan.c */ +extern void poly_tan(FPU_REG *st0_ptr); +/* reg_add_sub.c */ +extern int FPU_add(FPU_REG const *b, u_char tagb, int destrnr, int control_w); +extern int FPU_sub(int flags, int rm, int control_w); +/* reg_compare.c */ +extern int FPU_compare_st_data(FPU_REG const *loaded_data, u_char loaded_tag); +extern void fcom_st(void); +extern void fcompst(void); +extern void fcompp(void); +extern void fucom_(void); +extern void fucomp(void); +extern void fucompp(void); +/* reg_constant.c */ +extern void fconst(void); +/* reg_ld_str.c */ +extern int FPU_load_extended(long double __user *s, int stnr); +extern int FPU_load_double(double __user *dfloat, FPU_REG *loaded_data); +extern int FPU_load_single(float __user *single, FPU_REG *loaded_data); +extern int FPU_load_int64(long long __user *_s); +extern int FPU_load_int32(long __user *_s, FPU_REG *loaded_data); +extern int FPU_load_int16(short __user *_s, FPU_REG *loaded_data); +extern int FPU_load_bcd(u_char __user *s); +extern int FPU_store_extended(FPU_REG *st0_ptr, u_char st0_tag, + long double __user * d); +extern int FPU_store_double(FPU_REG *st0_ptr, u_char st0_tag, + double __user * dfloat); +extern int FPU_store_single(FPU_REG *st0_ptr, u_char st0_tag, + float __user * single); +extern int FPU_store_int64(FPU_REG *st0_ptr, u_char st0_tag, + long long __user * d); +extern int FPU_store_int32(FPU_REG *st0_ptr, u_char st0_tag, long __user *d); +extern int FPU_store_int16(FPU_REG *st0_ptr, u_char st0_tag, short __user *d); +extern int FPU_store_bcd(FPU_REG *st0_ptr, u_char st0_tag, u_char __user *d); +extern int FPU_round_to_int(FPU_REG *r, u_char tag); +extern u_char __user *fldenv(fpu_addr_modes addr_modes, u_char __user *s); +extern void frstor(fpu_addr_modes addr_modes, u_char __user *data_address); +extern u_char __user *fstenv(fpu_addr_modes addr_modes, u_char __user *d); +extern void fsave(fpu_addr_modes addr_modes, u_char __user *data_address); +extern int FPU_tagof(FPU_REG *ptr); +/* reg_mul.c */ +extern int FPU_mul(FPU_REG const *b, u_char tagb, int deststnr, int control_w); + +extern int FPU_div(int flags, int regrm, int control_w); +/* reg_convert.c */ +extern int FPU_to_exp16(FPU_REG const *a, FPU_REG *x); +#endif /* _FPU_PROTO_H */ -- cgit v1.2.3-54-g00ecf