172 lines
7.3 KiB
C
172 lines
7.3 KiB
C
/////////////////////////////////////////////////////////////////////////
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// $Id: fpu_proto.h,v 1.7 2003-04-22 20:21:34 sshwarts Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2001 MandrakeSoft S.A.
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//
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// MandrakeSoft S.A.
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// 43, rue d'Aboukir
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// 75002 Paris - France
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// http://www.linux-mandrake.com/
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// http://www.mandrakesoft.com/
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// bochs.h is the master header file for all C++ code. It includes all
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// the system header files needed by bochs, and also includes all the bochs
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// C++ header files. Because bochs.h and the files that it includes has
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// structure and class definitions, it cannot be called from C code.
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//
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#ifndef _FPU_PROTO_H
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#define _FPU_PROTO_H
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/* errors.c */
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extern void Un_impl(void);
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extern void FPU_illegal(void);
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extern void FPU_printall(void);
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asmlinkage void FPU_exception(int n);
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extern int real_1op_NaN(FPU_REG *a);
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extern int real_2op_NaN(FPU_REG const *b, u_char tagb, int deststnr,
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FPU_REG const *defaultNaN);
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extern int arith_invalid(int deststnr);
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extern int FPU_divide_by_zero(int deststnr, u_char sign);
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extern int set_precision_flag(int flags);
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extern void set_precision_flag_up(void);
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extern void set_precision_flag_down(void);
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extern int denormal_operand(void);
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extern int arith_overflow(FPU_REG *dest);
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extern int arith_round_overflow(FPU_REG *dest, u8 sign);
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extern int arith_underflow(FPU_REG *dest);
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extern void FPU_stack_overflow(void);
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extern void FPU_stack_underflow(void);
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extern void FPU_stack_underflow_i(int i);
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extern void FPU_stack_underflow_pop(int i);
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/* fpu_arith.c */
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extern void fadd__(void);
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extern void fmul__(void);
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extern void fsub__(void);
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extern void fsubr_(void);
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extern void fdiv__(void);
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extern void fdivr_(void);
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extern void fadd_i(void);
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extern void fmul_i(void);
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extern void fsubri(void);
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extern void fsub_i(void);
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extern void fdivri(void);
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extern void fdiv_i(void);
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extern void faddp_(void);
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extern void fmulp_(void);
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extern void fsubrp(void);
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extern void fsubp_(void);
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extern void fdivrp(void);
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extern void fdivp_(void);
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/* fpu_aux.c */
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extern void fclex(void);
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extern void finit(void);
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extern void finit_(void);
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extern void fstsw_(void);
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extern void fp_nop(void);
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extern void fld_i_(void);
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extern void fxch_i(void);
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extern void ffree_(void);
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extern void ffreep(void);
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extern void fst_i_(void);
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extern void fstp_i(void);
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/* fpu_entry.c */
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extern void math_abort(struct info *info, unsigned int signal);
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/* fpu_etc.c */
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extern void FPU_etc(void);
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/* fpu_tags.c */
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extern int FPU_gettag0(void);
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extern int FPU_gettagi(int stnr) BX_CPP_AttrRegparmN(1);
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extern int FPU_gettag(int regnr) BX_CPP_AttrRegparmN(1);
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extern void FPU_settag0(int tag) BX_CPP_AttrRegparmN(1);
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extern void FPU_settagi(int stnr, int tag) BX_CPP_AttrRegparmN(2);
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extern void FPU_settag(int regnr, int tag) BX_CPP_AttrRegparmN(2);
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extern int FPU_Special(FPU_REG const *ptr) BX_CPP_AttrRegparmN(1);
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extern int isNaN(FPU_REG const *ptr) BX_CPP_AttrRegparmN(1);
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extern void FPU_pop(void);
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extern int FPU_empty_i(int stnr) BX_CPP_AttrRegparmN(1);
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extern int FPU_stackoverflow(FPU_REG **st_new_ptr);
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extern void FPU_sync_tags(void);
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extern void FPU_copy_to_regi(FPU_REG const *r, u_char tag, int stnr) BX_CPP_AttrRegparmN(3);
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extern void FPU_copy_to_reg1(FPU_REG const *r, u_char tag) BX_CPP_AttrRegparmN(2);
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extern void FPU_copy_to_reg0(FPU_REG const *r, u_char tag) BX_CPP_AttrRegparmN(2);
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/* fpu_trig.c */
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extern void FPU_triga(void);
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extern void FPU_trigb(void);
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/* load_store.c */
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extern int FPU_load_store(u_char type, fpu_addr_modes addr_modes,
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void *data_address);
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/* poly_2xm1.c */
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extern int poly_2xm1(u_char sign, FPU_REG *arg, FPU_REG *result);
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/* poly_atan.c */
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extern void poly_atan(FPU_REG *st0_ptr, u_char st0_tag, FPU_REG *st1_ptr,
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u_char st1_tag);
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/* poly_l2.c */
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extern void poly_l2(FPU_REG *st0_ptr, FPU_REG *st1_ptr, u_char st1_sign);
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extern int poly_l2p1(u_char s0, u_char s1, FPU_REG *r0, FPU_REG *r1,
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FPU_REG *d);
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/* poly_sin.c */
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extern void poly_sine(FPU_REG *st0_ptr);
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extern void poly_cos(FPU_REG *st0_ptr);
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/* poly_tan.c */
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extern void poly_tan(FPU_REG *st0_ptr, int flag);
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/* reg_add_sub.c */
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extern int FPU_add(FPU_REG const *b, u_char tagb, int destrnr, u16 control_w);
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extern int FPU_sub(int flags, FPU_REG *rm, u16 control_w); // bbd: changed arg2 from int to FPU_REG*
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/* reg_compare.c */
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extern int FPU_compare_st_data(FPU_REG const *loaded_data, u_char loaded_tag);
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extern void fcom_st(void);
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extern void fcompst(void);
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extern void fcompp(void);
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extern void fucom_(void);
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extern void fucomp(void);
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extern void fucompp(void);
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/* reg_constant.c */
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extern void fconst(void);
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/* reg_ld_str.c */
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extern int FPU_load_extended(long double *s, int stnr) BX_CPP_AttrRegparmN(2);
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extern int FPU_load_double(double *dfloat, FPU_REG *loaded_data) BX_CPP_AttrRegparmN(2);
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extern int FPU_load_single(float *single, FPU_REG *loaded_data) BX_CPP_AttrRegparmN(2);
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extern int FPU_load_int64(s64 *_s) BX_CPP_AttrRegparmN(1);
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extern int FPU_load_int32(s32 *_s, FPU_REG *loaded_data) BX_CPP_AttrRegparmN(2);
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extern int FPU_load_int16(s16 *_s, FPU_REG *loaded_data) BX_CPP_AttrRegparmN(2);
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extern int FPU_load_bcd(u_char *s) BX_CPP_AttrRegparmN(1);
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extern int FPU_store_extended(FPU_REG *st0_ptr, u_char st0_tag,
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long double *d) BX_CPP_AttrRegparmN(3);
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extern int FPU_store_double(FPU_REG *st0_ptr, u_char st0_tag, double *dfloat) BX_CPP_AttrRegparmN(3);
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extern int FPU_store_single(FPU_REG *st0_ptr, u_char st0_tag, float *single) BX_CPP_AttrRegparmN(3);
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extern int FPU_store_int64(FPU_REG *st0_ptr, u_char st0_tag, s64 *d) BX_CPP_AttrRegparmN(3);
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extern int FPU_store_int32(FPU_REG *st0_ptr, u_char st0_tag, s32 *d) BX_CPP_AttrRegparmN(3);
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extern int FPU_store_int16(FPU_REG *st0_ptr, u_char st0_tag, s16 *d) BX_CPP_AttrRegparmN(3);
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extern int FPU_store_bcd(FPU_REG *st0_ptr, u_char st0_tag, u_char *d) BX_CPP_AttrRegparmN(3);
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extern int FPU_round_to_int(FPU_REG *r, u_char tag) BX_CPP_AttrRegparmN(2);
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extern u_char *fldenv(fpu_addr_modes addr_modes, u_char *s) BX_CPP_AttrRegparmN(2);
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extern void frstor(fpu_addr_modes addr_modes, u_char *data_address) BX_CPP_AttrRegparmN(2);
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extern u_char *fstenv(fpu_addr_modes addr_modes, u_char *d) BX_CPP_AttrRegparmN(2);
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extern void fsave(fpu_addr_modes addr_modes, u_char *data_address) BX_CPP_AttrRegparmN(2);
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extern int FPU_tagof(FPU_REG *ptr) BX_CPP_AttrRegparmN(1);
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/* reg_mul.c */
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extern int FPU_mul(FPU_REG const *b, u_char tagb, int deststnr, int control_w);
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extern int FPU_div(int flags, FPU_REG *regrm, int control_w); // bbd: changed arg2 from int to FPU_REG*
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/* reg_convert.c */
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extern int FPU_to_exp16(FPU_REG const *a, FPU_REG *x) BX_CPP_AttrRegparmN(2);
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#endif /* _FPU_PROTO_H */
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