81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/* Target-dependent code for the i387.
|
||
|
||
Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
|
||
|
||
This file is part of GDB.
|
||
|
||
This program is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2 of the License, or
|
||
(at your option) any later version.
|
||
|
||
This program is distributed in the hope that it will be useful,
|
||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
GNU General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with this program; if not, write to the Free Software
|
||
Foundation, Inc., 59 Temple Place - Suite 330,
|
||
Boston, MA 02111-1307, USA. */
|
||
|
||
#ifndef I387_TDEP_H
|
||
#define I387_TDEP_H
|
||
|
||
struct gdbarch;
|
||
struct ui_file;
|
||
struct frame_info;
|
||
struct type;
|
||
|
||
/* Print out the i387 floating point state. */
|
||
|
||
extern void i387_print_float_info (struct gdbarch *gdbarch,
|
||
struct ui_file *file,
|
||
struct frame_info *frame,
|
||
const char *args);
|
||
|
||
/* Read a value of type TYPE from register REGNUM in frame FRAME, and
|
||
return its contents in TO. */
|
||
|
||
extern void i387_register_to_value (struct frame_info *frame, int regnum,
|
||
struct type *type, void *to);
|
||
|
||
/* Write the contents FROM of a value of type TYPE into register
|
||
REGNUM in frame FRAME. */
|
||
|
||
extern void i387_value_to_register (struct frame_info *frame, int regnum,
|
||
struct type *type, const void *from);
|
||
|
||
|
||
/* Size of the memory area use by the 'fsave' and 'fxsave'
|
||
instructions. */
|
||
#define I387_SIZEOF_FSAVE 108
|
||
#define I387_SIZEOF_FXSAVE 512
|
||
|
||
/* Fill register REGNUM in GDB's register cache with the appropriate
|
||
value from *FSAVE. This function masks off any of the reserved
|
||
bits in *FSAVE. */
|
||
|
||
extern void i387_supply_fsave (const char *fsave, int regnum);
|
||
|
||
/* Fill register REGNUM (if it is a floating-point register) in *FSAVE
|
||
with the value in GDB's register cache. If REGNUM is -1, do this
|
||
for all registers. This function doesn't touch any of the reserved
|
||
bits in *FSAVE. */
|
||
|
||
extern void i387_fill_fsave (char *fsave, int regnum);
|
||
|
||
/* Fill register REGNUM in GDB's register cache with the appropriate
|
||
floating-point or SSE register value from *FXSAVE. This function
|
||
masks off any of the reserved bits in *FXSAVE. */
|
||
|
||
extern void i387_supply_fxsave (const char *fxsave, int regnum);
|
||
|
||
/* Fill register REGNUM (if it is a floating-point or SSE register) in
|
||
*FXSAVE with the value in GDB's register cache. If REGNUM is -1, do
|
||
this for all registers. This function doesn't touch any of the
|
||
reserved bits in *FXSAVE. */
|
||
|
||
extern void i387_fill_fxsave (char *fxsave, int regnum);
|
||
|
||
#endif /* i387-tdep.h */
|