| 1 | /* Scheme/Guile language support routines for GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright (C) 1995, 1996, 1998, 1999, 2000, 2003, 2005, 2008, 2009, 2010 |
| 4 | Free Software Foundation, Inc. |
| 5 | |
| 6 | This file is part of GDB. |
| 7 | |
| 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 3 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 20 | |
| 21 | #define SICP |
| 22 | #include "scm-tags.h" |
| 23 | #undef SCM_NCELLP |
| 24 | #define SCM_NCELLP(x) ((SCM_SIZE-1) & (int)(x)) |
| 25 | #define SCM_ITAG8_DATA(X) ((X)>>8) |
| 26 | #define SCM_ICHR(x) ((unsigned char)SCM_ITAG8_DATA(x)) |
| 27 | #define SCM_ICHRP(x) (SCM_ITAG8(x) == scm_tc8_char) |
| 28 | #define scm_tc8_char 0xf4 |
| 29 | #define SCM_IFLAGP(n) ((0x87 & (int)(n))==4) |
| 30 | #define SCM_ISYMNUM(n) ((int)((n)>>9)) |
| 31 | #define SCM_ISYMCHARS(n) (scm_isymnames[SCM_ISYMNUM(n)]) |
| 32 | #define SCM_ILOCP(n) ((0xff & (int)(n))==0xfc) |
| 33 | #define SCM_ITAG8(X) ((int)(X) & 0xff) |
| 34 | #define SCM_TYP7(x) (0x7f & (int)SCM_CAR(x)) |
| 35 | #define SCM_LENGTH(x) (((unsigned long)SCM_CAR(x))>>8) |
| 36 | #define SCM_NCONSP(x) (1 & (int)SCM_CAR(x)) |
| 37 | #define SCM_NECONSP(x) (SCM_NCONSP(x) && (1 != SCM_TYP3(x))) |
| 38 | #define SCM_CAR(x) scm_get_field (x, 0, SCM_SIZE, SCM_BYTE_ORDER) |
| 39 | #define SCM_CDR(x) scm_get_field (x, 1, SCM_SIZE, SCM_BYTE_ORDER) |
| 40 | #define SCM_VELTS(x) ((SCM *)SCM_CDR(x)) |
| 41 | #define SCM_CLOSCAR(x) (SCM_CAR(x)-scm_tc3_closure) |
| 42 | #define SCM_CODE(x) SCM_CAR(SCM_CLOSCAR (x)) |
| 43 | #define SCM_MAKINUM(x) (((x)<<2)+2L) |
| 44 | |
| 45 | /* Forward decls for prototypes */ |
| 46 | struct value; |
| 47 | |
| 48 | extern int scm_value_print (struct value *, struct ui_file *, |
| 49 | const struct value_print_options *); |
| 50 | |
| 51 | extern int scm_val_print (struct type *, const gdb_byte *, int, CORE_ADDR, |
| 52 | struct ui_file *, int, |
| 53 | const struct value_print_options *); |
| 54 | |
| 55 | extern LONGEST scm_get_field (LONGEST, int, int, enum bfd_endian); |
| 56 | |
| 57 | extern int is_scmvalue_type (struct type *); |
| 58 | |
| 59 | extern void scm_printchar (int, struct type *, struct ui_file *); |
| 60 | |
| 61 | extern struct value *scm_evaluate_string (char *, int); |
| 62 | |
| 63 | extern int scm_parse (void); |
| 64 | |
| 65 | extern LONGEST scm_unpack (struct type *, const gdb_byte *, enum type_code); |
| 66 | |
| 67 | /* Scheme types */ |
| 68 | |
| 69 | struct builtin_scm_type |
| 70 | { |
| 71 | struct type *builtin_scm; |
| 72 | }; |
| 73 | |
| 74 | /* Return the Scheme type table for the specified architecture. */ |
| 75 | extern const struct builtin_scm_type *builtin_scm_type (struct gdbarch *gdbarch); |
| 76 | |