projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| e750d25e | 1 | /* Target-dependent code for the i387. |
| 2de139ba MK |
2 | |
| 3 | Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc. | |
| b2450fc5 MK |
4 | |
| 5 | This file is part of GDB. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2 of the License, or | |
| 10 | (at your option) any later version. | |
| 11 | ||
| 12 | This program is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with this program; if not, write to the Free Software | |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
| 20 | Boston, MA 02111-1307, USA. */ | |
| 21 | ||
| e750d25e JT |
22 | #ifndef I387_TDEP_H |
| 23 | #define I387_TDEP_H | |
| b2450fc5 | 24 | |
| da3331ec AC |
25 | struct gdbarch; |
| 26 | struct ui_file; | |
| 27 | struct frame_info; | |
| d532c08f | 28 | struct type; |
| da3331ec | 29 | |
| 61113f8b MK |
30 | /* Print out the i387 floating point state. */ |
| 31 | ||
| 32 | extern void i387_print_float_info (struct gdbarch *gdbarch, | |
| 33 | struct ui_file *file, | |
| 8e186fd6 AC |
34 | struct frame_info *frame, |
| 35 | const char *args); | |
| 61113f8b | 36 | |
| d532c08f MK |
37 | /* Read a value of type TYPE from register REGNUM in frame FRAME, and |
| 38 | return its contents in TO. */ | |
| 39 | ||
| 40 | extern void i387_register_to_value (struct frame_info *frame, int regnum, | |
| 41 | struct type *type, void *to); | |
| 42 | ||
| 43 | /* Write the contents FROM of a value of type TYPE into register | |
| 44 | REGNUM in frame FRAME. */ | |
| 45 | ||
| 46 | extern void i387_value_to_register (struct frame_info *frame, int regnum, | |
| 47 | struct type *type, const void *from); | |
| 2de139ba MK |
48 | \f |
| 49 | ||
| 50 | /* Size of the memory area use by the 'fsave' and 'fxsave' | |
| 51 | instructions. */ | |
| 52 | #define I387_SIZEOF_FSAVE 108 | |
| 53 | #define I387_SIZEOF_FXSAVE 512 | |
| d532c08f | 54 | |
| ed504bdf | 55 | /* Fill register REGNUM in GDB's register cache with the appropriate |
| f31e928c MK |
56 | value from *FSAVE. This function masks off any of the reserved |
| 57 | bits in *FSAVE. */ | |
| 58 | ||
| ed504bdf | 59 | extern void i387_supply_fsave (const char *fsave, int regnum); |
| b2450fc5 | 60 | |
| f31e928c | 61 | /* Fill register REGNUM (if it is a floating-point register) in *FSAVE |
| ed504bdf | 62 | with the value in GDB's register cache. If REGNUM is -1, do this |
| b2450fc5 MK |
63 | for all registers. This function doesn't touch any of the reserved |
| 64 | bits in *FSAVE. */ | |
| 65 | ||
| f31e928c | 66 | extern void i387_fill_fsave (char *fsave, int regnum); |
| e2890f08 | 67 | |
| ed504bdf MK |
68 | /* Fill register REGNUM in GDB's register cache with the appropriate |
| 69 | floating-point or SSE register value from *FXSAVE. This function | |
| 70 | masks off any of the reserved bits in *FXSAVE. */ | |
| e2890f08 | 71 | |
| ed504bdf | 72 | extern void i387_supply_fxsave (const char *fxsave, int regnum); |
| e2890f08 | 73 | |
| f31e928c | 74 | /* Fill register REGNUM (if it is a floating-point or SSE register) in |
| ed504bdf | 75 | *FXSAVE with the value in GDB's register cache. If REGNUM is -1, do |
| e2890f08 MK |
76 | this for all registers. This function doesn't touch any of the |
| 77 | reserved bits in *FXSAVE. */ | |
| 78 | ||
| f31e928c | 79 | extern void i387_fill_fxsave (char *fxsave, int regnum); |
| b2450fc5 | 80 | |
| e750d25e | 81 | #endif /* i387-tdep.h */ |