Commit | Line | Data |
---|---|---|
66b43ecb | 1 | #!/bin/sh -u |
104c1213 JM |
2 | |
3 | # Architecture commands for GDB, the GNU debugger. | |
338d7c5c | 4 | # Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc. |
104c1213 JM |
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 2 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, write to the Free Software | |
20 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
21 | ||
59233f88 AC |
22 | compare_new () |
23 | { | |
24 | file=$1 | |
66b43ecb | 25 | if test ! -r ${file} |
59233f88 AC |
26 | then |
27 | echo "${file} missing? cp new-${file} ${file}" 1>&2 | |
28 | elif diff -c ${file} new-${file} | |
29 | then | |
30 | echo "${file} unchanged" 1>&2 | |
31 | else | |
32 | echo "${file} has changed? cp new-${file} ${file}" 1>&2 | |
33 | fi | |
34 | } | |
35 | ||
36 | ||
37 | # Format of the input table | |
0b8f9e4d | 38 | read="class level macro returntype function formal actual attrib staticdefault predefault postdefault invalid_p fmt print print_p description" |
c0e8c252 AC |
39 | |
40 | do_read () | |
41 | { | |
34620563 AC |
42 | comment="" |
43 | class="" | |
44 | while read line | |
45 | do | |
46 | if test "${line}" = "" | |
47 | then | |
48 | continue | |
49 | elif test "${line}" = "#" -a "${comment}" = "" | |
f0d4cc9e | 50 | then |
34620563 AC |
51 | continue |
52 | elif expr "${line}" : "#" > /dev/null | |
f0d4cc9e | 53 | then |
34620563 AC |
54 | comment="${comment} |
55 | ${line}" | |
f0d4cc9e | 56 | else |
3d9a5942 AC |
57 | |
58 | # The semantics of IFS varies between different SH's. Some | |
59 | # treat ``::' as three fields while some treat it as just too. | |
60 | # Work around this by eliminating ``::'' .... | |
61 | line="`echo "${line}" | sed -e 's/::/: :/g' -e 's/::/: :/g'`" | |
62 | ||
63 | OFS="${IFS}" ; IFS="[:]" | |
34620563 AC |
64 | eval read ${read} <<EOF |
65 | ${line} | |
66 | EOF | |
67 | IFS="${OFS}" | |
68 | ||
3d9a5942 AC |
69 | # .... and then going back through each field and strip out those |
70 | # that ended up with just that space character. | |
71 | for r in ${read} | |
72 | do | |
73 | if eval test \"\${${r}}\" = \"\ \" | |
74 | then | |
75 | eval ${r}="" | |
76 | fi | |
77 | done | |
78 | ||
34620563 AC |
79 | test "${staticdefault}" || staticdefault=0 |
80 | # NOT YET: Breaks BELIEVE_PCC_PROMOTION and confuses non- | |
81 | # multi-arch defaults. | |
82 | # test "${predefault}" || predefault=0 | |
83 | test "${fmt}" || fmt="%ld" | |
84 | test "${print}" || print="(long) ${macro}" | |
85 | case "${invalid_p}" in | |
86 | 0 ) valid_p=1 ;; | |
87 | "" ) | |
72e74a21 | 88 | if [ -n "${predefault}" ] |
34620563 AC |
89 | then |
90 | #invalid_p="gdbarch->${function} == ${predefault}" | |
91 | valid_p="gdbarch->${function} != ${predefault}" | |
92 | else | |
93 | #invalid_p="gdbarch->${function} == 0" | |
94 | valid_p="gdbarch->${function} != 0" | |
95 | fi | |
96 | ;; | |
97 | * ) valid_p="!(${invalid_p})" | |
98 | esac | |
99 | ||
100 | # PREDEFAULT is a valid fallback definition of MEMBER when | |
101 | # multi-arch is not enabled. This ensures that the | |
102 | # default value, when multi-arch is the same as the | |
103 | # default value when not multi-arch. POSTDEFAULT is | |
104 | # always a valid definition of MEMBER as this again | |
105 | # ensures consistency. | |
106 | ||
72e74a21 | 107 | if [ -n "${postdefault}" ] |
34620563 AC |
108 | then |
109 | fallbackdefault="${postdefault}" | |
72e74a21 | 110 | elif [ -n "${predefault}" ] |
34620563 AC |
111 | then |
112 | fallbackdefault="${predefault}" | |
113 | else | |
114 | fallbackdefault="" | |
115 | fi | |
116 | ||
117 | #NOT YET: See gdbarch.log for basic verification of | |
118 | # database | |
119 | ||
120 | break | |
f0d4cc9e | 121 | fi |
34620563 | 122 | done |
72e74a21 | 123 | if [ -n "${class}" ] |
34620563 AC |
124 | then |
125 | true | |
c0e8c252 AC |
126 | else |
127 | false | |
128 | fi | |
129 | } | |
130 | ||
104c1213 | 131 | |
f0d4cc9e AC |
132 | fallback_default_p () |
133 | { | |
72e74a21 JB |
134 | [ -n "${postdefault}" -a "x${invalid_p}" != "x0" ] \ |
135 | || [ -n "${predefault}" -a "x${invalid_p}" = "x0" ] | |
f0d4cc9e AC |
136 | } |
137 | ||
138 | class_is_variable_p () | |
139 | { | |
4a5c6a1d AC |
140 | case "${class}" in |
141 | *v* | *V* ) true ;; | |
142 | * ) false ;; | |
143 | esac | |
f0d4cc9e AC |
144 | } |
145 | ||
146 | class_is_function_p () | |
147 | { | |
4a5c6a1d AC |
148 | case "${class}" in |
149 | *f* | *F* | *m* | *M* ) true ;; | |
150 | * ) false ;; | |
151 | esac | |
152 | } | |
153 | ||
154 | class_is_multiarch_p () | |
155 | { | |
156 | case "${class}" in | |
157 | *m* | *M* ) true ;; | |
158 | * ) false ;; | |
159 | esac | |
f0d4cc9e AC |
160 | } |
161 | ||
162 | class_is_predicate_p () | |
163 | { | |
4a5c6a1d AC |
164 | case "${class}" in |
165 | *F* | *V* | *M* ) true ;; | |
166 | * ) false ;; | |
167 | esac | |
f0d4cc9e AC |
168 | } |
169 | ||
170 | class_is_info_p () | |
171 | { | |
4a5c6a1d AC |
172 | case "${class}" in |
173 | *i* ) true ;; | |
174 | * ) false ;; | |
175 | esac | |
f0d4cc9e AC |
176 | } |
177 | ||
178 | ||
cff3e48b JM |
179 | # dump out/verify the doco |
180 | for field in ${read} | |
181 | do | |
182 | case ${field} in | |
183 | ||
184 | class ) : ;; | |
c4093a6a | 185 | |
c0e8c252 AC |
186 | # # -> line disable |
187 | # f -> function | |
188 | # hiding a function | |
2ada493a AC |
189 | # F -> function + predicate |
190 | # hiding a function + predicate to test function validity | |
c0e8c252 AC |
191 | # v -> variable |
192 | # hiding a variable | |
2ada493a AC |
193 | # V -> variable + predicate |
194 | # hiding a variable + predicate to test variables validity | |
c0e8c252 AC |
195 | # i -> set from info |
196 | # hiding something from the ``struct info'' object | |
4a5c6a1d AC |
197 | # m -> multi-arch function |
198 | # hiding a multi-arch function (parameterised with the architecture) | |
199 | # M -> multi-arch function + predicate | |
200 | # hiding a multi-arch function + predicate to test function validity | |
cff3e48b JM |
201 | |
202 | level ) : ;; | |
203 | ||
c0e8c252 AC |
204 | # See GDB_MULTI_ARCH description. Having GDB_MULTI_ARCH >= |
205 | # LEVEL is a predicate on checking that a given method is | |
206 | # initialized (using INVALID_P). | |
cff3e48b JM |
207 | |
208 | macro ) : ;; | |
209 | ||
c0e8c252 | 210 | # The name of the MACRO that this method is to be accessed by. |
cff3e48b JM |
211 | |
212 | returntype ) : ;; | |
213 | ||
c0e8c252 | 214 | # For functions, the return type; for variables, the data type |
cff3e48b JM |
215 | |
216 | function ) : ;; | |
217 | ||
c0e8c252 AC |
218 | # For functions, the member function name; for variables, the |
219 | # variable name. Member function names are always prefixed with | |
220 | # ``gdbarch_'' for name-space purity. | |
cff3e48b JM |
221 | |
222 | formal ) : ;; | |
223 | ||
c0e8c252 AC |
224 | # The formal argument list. It is assumed that the formal |
225 | # argument list includes the actual name of each list element. | |
226 | # A function with no arguments shall have ``void'' as the | |
227 | # formal argument list. | |
cff3e48b JM |
228 | |
229 | actual ) : ;; | |
230 | ||
c0e8c252 AC |
231 | # The list of actual arguments. The arguments specified shall |
232 | # match the FORMAL list given above. Functions with out | |
233 | # arguments leave this blank. | |
cff3e48b JM |
234 | |
235 | attrib ) : ;; | |
236 | ||
c0e8c252 AC |
237 | # Any GCC attributes that should be attached to the function |
238 | # declaration. At present this field is unused. | |
cff3e48b | 239 | |
0b8f9e4d | 240 | staticdefault ) : ;; |
c0e8c252 AC |
241 | |
242 | # To help with the GDB startup a static gdbarch object is | |
0b8f9e4d AC |
243 | # created. STATICDEFAULT is the value to insert into that |
244 | # static gdbarch object. Since this a static object only | |
245 | # simple expressions can be used. | |
cff3e48b | 246 | |
0b8f9e4d | 247 | # If STATICDEFAULT is empty, zero is used. |
c0e8c252 | 248 | |
0b8f9e4d | 249 | predefault ) : ;; |
cff3e48b | 250 | |
10312cc4 AC |
251 | # An initial value to assign to MEMBER of the freshly |
252 | # malloc()ed gdbarch object. After initialization, the | |
253 | # freshly malloc()ed object is passed to the target | |
254 | # architecture code for further updates. | |
cff3e48b | 255 | |
0b8f9e4d AC |
256 | # If PREDEFAULT is empty, zero is used. |
257 | ||
10312cc4 AC |
258 | # A non-empty PREDEFAULT, an empty POSTDEFAULT and a zero |
259 | # INVALID_P are specified, PREDEFAULT will be used as the | |
260 | # default for the non- multi-arch target. | |
261 | ||
262 | # A zero PREDEFAULT function will force the fallback to call | |
263 | # internal_error(). | |
f0d4cc9e AC |
264 | |
265 | # Variable declarations can refer to ``gdbarch'' which will | |
266 | # contain the current architecture. Care should be taken. | |
0b8f9e4d AC |
267 | |
268 | postdefault ) : ;; | |
269 | ||
270 | # A value to assign to MEMBER of the new gdbarch object should | |
10312cc4 AC |
271 | # the target architecture code fail to change the PREDEFAULT |
272 | # value. | |
0b8f9e4d AC |
273 | |
274 | # If POSTDEFAULT is empty, no post update is performed. | |
275 | ||
276 | # If both INVALID_P and POSTDEFAULT are non-empty then | |
277 | # INVALID_P will be used to determine if MEMBER should be | |
278 | # changed to POSTDEFAULT. | |
279 | ||
10312cc4 AC |
280 | # If a non-empty POSTDEFAULT and a zero INVALID_P are |
281 | # specified, POSTDEFAULT will be used as the default for the | |
282 | # non- multi-arch target (regardless of the value of | |
283 | # PREDEFAULT). | |
284 | ||
f0d4cc9e AC |
285 | # You cannot specify both a zero INVALID_P and a POSTDEFAULT. |
286 | ||
287 | # Variable declarations can refer to ``gdbarch'' which will | |
288 | # contain the current architecture. Care should be taken. | |
cff3e48b | 289 | |
c4093a6a | 290 | invalid_p ) : ;; |
cff3e48b | 291 | |
0b8f9e4d | 292 | # A predicate equation that validates MEMBER. Non-zero is |
c0e8c252 | 293 | # returned if the code creating the new architecture failed to |
0b8f9e4d AC |
294 | # initialize MEMBER or the initialized the member is invalid. |
295 | # If POSTDEFAULT is non-empty then MEMBER will be updated to | |
296 | # that value. If POSTDEFAULT is empty then internal_error() | |
297 | # is called. | |
298 | ||
299 | # If INVALID_P is empty, a check that MEMBER is no longer | |
300 | # equal to PREDEFAULT is used. | |
301 | ||
f0d4cc9e AC |
302 | # The expression ``0'' disables the INVALID_P check making |
303 | # PREDEFAULT a legitimate value. | |
0b8f9e4d AC |
304 | |
305 | # See also PREDEFAULT and POSTDEFAULT. | |
cff3e48b JM |
306 | |
307 | fmt ) : ;; | |
308 | ||
c0e8c252 AC |
309 | # printf style format string that can be used to print out the |
310 | # MEMBER. Sometimes "%s" is useful. For functions, this is | |
311 | # ignored and the function address is printed. | |
312 | ||
0b8f9e4d | 313 | # If FMT is empty, ``%ld'' is used. |
cff3e48b JM |
314 | |
315 | print ) : ;; | |
316 | ||
c0e8c252 AC |
317 | # An optional equation that casts MEMBER to a value suitable |
318 | # for formatting by FMT. | |
319 | ||
0b8f9e4d | 320 | # If PRINT is empty, ``(long)'' is used. |
cff3e48b JM |
321 | |
322 | print_p ) : ;; | |
323 | ||
c0e8c252 AC |
324 | # An optional indicator for any predicte to wrap around the |
325 | # print member code. | |
326 | ||
4b9b3959 | 327 | # () -> Call a custom function to do the dump. |
c0e8c252 AC |
328 | # exp -> Wrap print up in ``if (${print_p}) ... |
329 | # ``'' -> No predicate | |
cff3e48b | 330 | |
0b8f9e4d AC |
331 | # If PRINT_P is empty, ``1'' is always used. |
332 | ||
cff3e48b JM |
333 | description ) : ;; |
334 | ||
0b8f9e4d | 335 | # Currently unused. |
cff3e48b JM |
336 | |
337 | *) exit 1;; | |
338 | esac | |
339 | done | |
340 | ||
cff3e48b | 341 | |
104c1213 JM |
342 | function_list () |
343 | { | |
cff3e48b | 344 | # See below (DOCO) for description of each field |
34620563 | 345 | cat <<EOF |
0b8f9e4d | 346 | i:2:TARGET_ARCHITECTURE:const struct bfd_arch_info *:bfd_arch_info::::&bfd_default_arch_struct::::%s:TARGET_ARCHITECTURE->printable_name:TARGET_ARCHITECTURE != NULL |
104c1213 JM |
347 | # |
348 | i:2:TARGET_BYTE_ORDER:int:byte_order::::BIG_ENDIAN | |
66b43ecb AC |
349 | # Number of bits in a char or unsigned char for the target machine. |
350 | # Just like CHAR_BIT in <limits.h> but describes the target machine. | |
351 | # v::TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0: | |
352 | # | |
353 | # Number of bits in a short or unsigned short for the target machine. | |
354 | v::TARGET_SHORT_BIT:int:short_bit::::8 * sizeof (short):2*TARGET_CHAR_BIT::0 | |
355 | # Number of bits in an int or unsigned int for the target machine. | |
356 | v::TARGET_INT_BIT:int:int_bit::::8 * sizeof (int):4*TARGET_CHAR_BIT::0 | |
357 | # Number of bits in a long or unsigned long for the target machine. | |
358 | v::TARGET_LONG_BIT:int:long_bit::::8 * sizeof (long):4*TARGET_CHAR_BIT::0 | |
359 | # Number of bits in a long long or unsigned long long for the target | |
360 | # machine. | |
361 | v::TARGET_LONG_LONG_BIT:int:long_long_bit::::8 * sizeof (LONGEST):2*TARGET_LONG_BIT::0 | |
362 | # Number of bits in a float for the target machine. | |
363 | v::TARGET_FLOAT_BIT:int:float_bit::::8 * sizeof (float):4*TARGET_CHAR_BIT::0 | |
364 | # Number of bits in a double for the target machine. | |
365 | v::TARGET_DOUBLE_BIT:int:double_bit::::8 * sizeof (double):8*TARGET_CHAR_BIT::0 | |
366 | # Number of bits in a long double for the target machine. | |
367 | v::TARGET_LONG_DOUBLE_BIT:int:long_double_bit::::8 * sizeof (long double):2*TARGET_DOUBLE_BIT::0 | |
52204a0b DT |
368 | # For most targets, a pointer on the target and its representation as an |
369 | # address in GDB have the same size and "look the same". For such a | |
370 | # target, you need only set TARGET_PTR_BIT / ptr_bit and TARGET_ADDR_BIT | |
371 | # / addr_bit will be set from it. | |
372 | # | |
373 | # If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably | |
374 | # also need to set POINTER_TO_ADDRESS and ADDRESS_TO_POINTER as well. | |
375 | # | |
376 | # ptr_bit is the size of a pointer on the target | |
66b43ecb | 377 | v::TARGET_PTR_BIT:int:ptr_bit::::8 * sizeof (void*):TARGET_INT_BIT::0 |
52204a0b DT |
378 | # addr_bit is the size of a target address as represented in gdb |
379 | v::TARGET_ADDR_BIT:int:addr_bit::::8 * sizeof (void*):0:TARGET_PTR_BIT: | |
66b43ecb AC |
380 | # Number of bits in a BFD_VMA for the target object file format. |
381 | v::TARGET_BFD_VMA_BIT:int:bfd_vma_bit::::8 * sizeof (void*):TARGET_ARCHITECTURE->bits_per_address::0 | |
104c1213 | 382 | # |
be8dfb87 | 383 | v::IEEE_FLOAT:int:ieee_float::::0:0::0::: |
104c1213 | 384 | # |
39f77062 KB |
385 | f::TARGET_READ_PC:CORE_ADDR:read_pc:ptid_t ptid:ptid::0:generic_target_read_pc::0 |
386 | f::TARGET_WRITE_PC:void:write_pc:CORE_ADDR val, ptid_t ptid:val, ptid::0:generic_target_write_pc::0 | |
be8dfb87 AC |
387 | f::TARGET_READ_FP:CORE_ADDR:read_fp:void:::0:generic_target_read_fp::0 |
388 | f::TARGET_WRITE_FP:void:write_fp:CORE_ADDR val:val::0:generic_target_write_fp::0 | |
389 | f::TARGET_READ_SP:CORE_ADDR:read_sp:void:::0:generic_target_read_sp::0 | |
390 | f::TARGET_WRITE_SP:void:write_sp:CORE_ADDR val:val::0:generic_target_write_sp::0 | |
66b43ecb | 391 | # |
61a0eb5b AC |
392 | M:::void:register_read:int regnum, char *buf:regnum, buf: |
393 | M:::void:register_write:int regnum, char *buf:regnum, buf: | |
394 | # | |
104c1213 | 395 | v:2:NUM_REGS:int:num_regs::::0:-1 |
0aba1244 EZ |
396 | # This macro gives the number of pseudo-registers that live in the |
397 | # register namespace but do not get fetched or stored on the target. | |
3d9a5942 AC |
398 | # These pseudo-registers may be aliases for other registers, |
399 | # combinations of other registers, or they may be computed by GDB. | |
0aba1244 | 400 | v:2:NUM_PSEUDO_REGS:int:num_pseudo_regs::::0:0::0::: |
104c1213 JM |
401 | v:2:SP_REGNUM:int:sp_regnum::::0:-1 |
402 | v:2:FP_REGNUM:int:fp_regnum::::0:-1 | |
403 | v:2:PC_REGNUM:int:pc_regnum::::0:-1 | |
0b8f9e4d AC |
404 | v:2:FP0_REGNUM:int:fp0_regnum::::0:-1::0 |
405 | v:2:NPC_REGNUM:int:npc_regnum::::0:-1::0 | |
406 | v:2:NNPC_REGNUM:int:nnpc_regnum::::0:-1::0 | |
88c72b7d AC |
407 | # Convert stab register number (from \`r\' declaration) to a gdb REGNUM. |
408 | f:2:STAB_REG_TO_REGNUM:int:stab_reg_to_regnum:int stab_regnr:stab_regnr:::no_op_reg_to_regnum::0 | |
409 | # Provide a default mapping from a ecoff register number to a gdb REGNUM. | |
410 | f:2:ECOFF_REG_TO_REGNUM:int:ecoff_reg_to_regnum:int ecoff_regnr:ecoff_regnr:::no_op_reg_to_regnum::0 | |
411 | # Provide a default mapping from a DWARF register number to a gdb REGNUM. | |
412 | f:2:DWARF_REG_TO_REGNUM:int:dwarf_reg_to_regnum:int dwarf_regnr:dwarf_regnr:::no_op_reg_to_regnum::0 | |
413 | # Convert from an sdb register number to an internal gdb register number. | |
414 | # This should be defined in tm.h, if REGISTER_NAMES is not set up | |
415 | # to map one to one onto the sdb register numbers. | |
416 | f:2:SDB_REG_TO_REGNUM:int:sdb_reg_to_regnum:int sdb_regnr:sdb_regnr:::no_op_reg_to_regnum::0 | |
417 | f:2:DWARF2_REG_TO_REGNUM:int:dwarf2_reg_to_regnum:int dwarf2_regnr:dwarf2_regnr:::no_op_reg_to_regnum::0 | |
0b8f9e4d | 418 | f:2:REGISTER_NAME:char *:register_name:int regnr:regnr:::legacy_register_name::0 |
104c1213 JM |
419 | v:2:REGISTER_SIZE:int:register_size::::0:-1 |
420 | v:2:REGISTER_BYTES:int:register_bytes::::0:-1 | |
421 | f:2:REGISTER_BYTE:int:register_byte:int reg_nr:reg_nr::0:0 | |
422 | f:2:REGISTER_RAW_SIZE:int:register_raw_size:int reg_nr:reg_nr::0:0 | |
423 | v:2:MAX_REGISTER_RAW_SIZE:int:max_register_raw_size::::0:-1 | |
424 | f:2:REGISTER_VIRTUAL_SIZE:int:register_virtual_size:int reg_nr:reg_nr::0:0 | |
425 | v:2:MAX_REGISTER_VIRTUAL_SIZE:int:max_register_virtual_size::::0:-1 | |
426 | f:2:REGISTER_VIRTUAL_TYPE:struct type *:register_virtual_type:int reg_nr:reg_nr::0:0 | |
666e11c5 | 427 | f:2:DO_REGISTERS_INFO:void:do_registers_info:int reg_nr, int fpregs:reg_nr, fpregs:::do_registers_info::0 |
7c7651b2 AC |
428 | # MAP a GDB RAW register number onto a simulator register number. See |
429 | # also include/...-sim.h. | |
430 | f:2:REGISTER_SIM_REGNO:int:register_sim_regno:int reg_nr:reg_nr:::default_register_sim_regno::0 | |
2649061d | 431 | F:2:REGISTER_BYTES_OK:int:register_bytes_ok:long nr_bytes:nr_bytes::0:0 |
104c1213 JM |
432 | # |
433 | v:1:USE_GENERIC_DUMMY_FRAMES:int:use_generic_dummy_frames::::0:-1 | |
434 | v:2:CALL_DUMMY_LOCATION:int:call_dummy_location::::0:0 | |
0b8f9e4d AC |
435 | f:2:CALL_DUMMY_ADDRESS:CORE_ADDR:call_dummy_address:void:::0:0::gdbarch->call_dummy_location == AT_ENTRY_POINT && gdbarch->call_dummy_address == 0 |
436 | v:2:CALL_DUMMY_START_OFFSET:CORE_ADDR:call_dummy_start_offset::::0:-1:::0x%08lx | |
7861024d | 437 | v:2:CALL_DUMMY_BREAKPOINT_OFFSET:CORE_ADDR:call_dummy_breakpoint_offset::::0:-1:::0x%08lx::CALL_DUMMY_BREAKPOINT_OFFSET_P |
104c1213 | 438 | v:1:CALL_DUMMY_BREAKPOINT_OFFSET_P:int:call_dummy_breakpoint_offset_p::::0:-1 |
0b8f9e4d | 439 | v:2:CALL_DUMMY_LENGTH:int:call_dummy_length::::0:-1:::::CALL_DUMMY_LOCATION == BEFORE_TEXT_END || CALL_DUMMY_LOCATION == AFTER_TEXT_END |
104c1213 JM |
440 | f:2:PC_IN_CALL_DUMMY:int:pc_in_call_dummy:CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address:pc, sp, frame_address::0:0 |
441 | v:1:CALL_DUMMY_P:int:call_dummy_p::::0:-1 | |
0b8f9e4d AC |
442 | v:2:CALL_DUMMY_WORDS:LONGEST *:call_dummy_words::::0:legacy_call_dummy_words::0:0x%08lx |
443 | v:2:SIZEOF_CALL_DUMMY_WORDS:int:sizeof_call_dummy_words::::0:legacy_sizeof_call_dummy_words::0:0x%08lx | |
444 | v:1:CALL_DUMMY_STACK_ADJUST_P:int:call_dummy_stack_adjust_p::::0:-1:::0x%08lx | |
445 | v:2:CALL_DUMMY_STACK_ADJUST:int:call_dummy_stack_adjust::::0:::gdbarch->call_dummy_stack_adjust_p && gdbarch->call_dummy_stack_adjust == 0:0x%08lx::CALL_DUMMY_STACK_ADJUST_P | |
446 | f:2:FIX_CALL_DUMMY:void:fix_call_dummy:char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs, struct value **args, struct type *type, int gcc_p:dummy, pc, fun, nargs, args, type, gcc_p:::0 | |
10312cc4 AC |
447 | f:2:INIT_FRAME_PC_FIRST:void:init_frame_pc_first:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_noop::0 |
448 | f:2:INIT_FRAME_PC:void:init_frame_pc:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_noop::0 | |
104c1213 | 449 | # |
f0d4cc9e AC |
450 | v:2:BELIEVE_PCC_PROMOTION:int:believe_pcc_promotion::::::: |
451 | v:2:BELIEVE_PCC_PROMOTION_TYPE:int:believe_pcc_promotion_type::::::: | |
0b8f9e4d | 452 | f:2:COERCE_FLOAT_TO_DOUBLE:int:coerce_float_to_double:struct type *formal, struct type *actual:formal, actual:::default_coerce_float_to_double::0 |
104c1213 JM |
453 | f:1:GET_SAVED_REGISTER:void:get_saved_register:char *raw_buffer, int *optimized, CORE_ADDR *addrp, struct frame_info *frame, int regnum, enum lval_type *lval:raw_buffer, optimized, addrp, frame, regnum, lval::generic_get_saved_register:0 |
454 | # | |
0b8f9e4d AC |
455 | f:1:REGISTER_CONVERTIBLE:int:register_convertible:int nr:nr:::generic_register_convertible_not::0 |
456 | f:2:REGISTER_CONVERT_TO_VIRTUAL:void:register_convert_to_virtual:int regnum, struct type *type, char *from, char *to:regnum, type, from, to:::0::0 | |
457 | f:2:REGISTER_CONVERT_TO_RAW:void:register_convert_to_raw:struct type *type, int regnum, char *from, char *to:type, regnum, from, to:::0::0 | |
34620563 AC |
458 | # This function is called when the value of a pseudo-register needs to |
459 | # be updated. Typically it will be defined on a per-architecture | |
460 | # basis. | |
7f1b2585 | 461 | f:2:FETCH_PSEUDO_REGISTER:void:fetch_pseudo_register:int regnum:regnum:::0::0 |
34620563 AC |
462 | # This function is called when the value of a pseudo-register needs to |
463 | # be set or stored. Typically it will be defined on a | |
464 | # per-architecture basis. | |
7f1b2585 | 465 | f:2:STORE_PSEUDO_REGISTER:void:store_pseudo_register:int regnum:regnum:::0::0 |
104c1213 | 466 | # |
ac2e2ef7 AC |
467 | f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, void *buf:type, buf:::unsigned_pointer_to_address::0 |
468 | f:2:ADDRESS_TO_POINTER:void:address_to_pointer:struct type *type, void *buf, CORE_ADDR addr:type, buf, addr:::unsigned_address_to_pointer::0 | |
4478b372 | 469 | # |
0b8f9e4d | 470 | f:2:RETURN_VALUE_ON_STACK:int:return_value_on_stack:struct type *type:type:::generic_return_value_on_stack_not::0 |
104c1213 JM |
471 | f:2:EXTRACT_RETURN_VALUE:void:extract_return_value:struct type *type, char *regbuf, char *valbuf:type, regbuf, valbuf::0:0 |
472 | f:1:PUSH_ARGUMENTS:CORE_ADDR:push_arguments:int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr:nargs, args, sp, struct_return, struct_addr::0:0 | |
c0e8c252 AC |
473 | f:2:PUSH_DUMMY_FRAME:void:push_dummy_frame:void:-:::0 |
474 | f:1:PUSH_RETURN_ADDRESS:CORE_ADDR:push_return_address:CORE_ADDR pc, CORE_ADDR sp:pc, sp:::0 | |
475 | f:2:POP_FRAME:void:pop_frame:void:-:::0 | |
104c1213 JM |
476 | # |
477 | # I wish that these would just go away.... | |
0b8f9e4d AC |
478 | f:2:D10V_MAKE_DADDR:CORE_ADDR:d10v_make_daddr:CORE_ADDR x:x:::0::0 |
479 | f:2:D10V_MAKE_IADDR:CORE_ADDR:d10v_make_iaddr:CORE_ADDR x:x:::0::0 | |
480 | f:2:D10V_DADDR_P:int:d10v_daddr_p:CORE_ADDR x:x:::0::0 | |
481 | f:2:D10V_IADDR_P:int:d10v_iaddr_p:CORE_ADDR x:x:::0::0 | |
482 | f:2:D10V_CONVERT_DADDR_TO_RAW:CORE_ADDR:d10v_convert_daddr_to_raw:CORE_ADDR x:x:::0::0 | |
483 | f:2:D10V_CONVERT_IADDR_TO_RAW:CORE_ADDR:d10v_convert_iaddr_to_raw:CORE_ADDR x:x:::0::0 | |
104c1213 | 484 | # |
c0e8c252 AC |
485 | f:2:STORE_STRUCT_RETURN:void:store_struct_return:CORE_ADDR addr, CORE_ADDR sp:addr, sp:::0 |
486 | f:2:STORE_RETURN_VALUE:void:store_return_value:struct type *type, char *valbuf:type, valbuf:::0 | |
d6dd581e | 487 | F:2:EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:extract_struct_value_address:char *regbuf:regbuf:::0 |
c0e8c252 | 488 | f:2:USE_STRUCT_CONVENTION:int:use_struct_convention:int gcc_p, struct type *value_type:gcc_p, value_type:::0 |
104c1213 JM |
489 | # |
490 | f:2:FRAME_INIT_SAVED_REGS:void:frame_init_saved_regs:struct frame_info *frame:frame::0:0 | |
c0e8c252 | 491 | f:2:INIT_EXTRA_FRAME_INFO:void:init_extra_frame_info:int fromleaf, struct frame_info *frame:fromleaf, frame:::0 |
104c1213 JM |
492 | # |
493 | f:2:SKIP_PROLOGUE:CORE_ADDR:skip_prologue:CORE_ADDR ip:ip::0:0 | |
0b8f9e4d | 494 | f:2:PROLOGUE_FRAMELESS_P:int:prologue_frameless_p:CORE_ADDR ip:ip::0:generic_prologue_frameless_p::0 |
104c1213 | 495 | f:2:INNER_THAN:int:inner_than:CORE_ADDR lhs, CORE_ADDR rhs:lhs, rhs::0:0 |
0b8f9e4d AC |
496 | f:2:BREAKPOINT_FROM_PC:unsigned char *:breakpoint_from_pc:CORE_ADDR *pcptr, int *lenptr:pcptr, lenptr:::legacy_breakpoint_from_pc::0 |
497 | f:2:MEMORY_INSERT_BREAKPOINT:int:memory_insert_breakpoint:CORE_ADDR addr, char *contents_cache:addr, contents_cache::0:default_memory_insert_breakpoint::0 | |
498 | f:2:MEMORY_REMOVE_BREAKPOINT:int:memory_remove_breakpoint:CORE_ADDR addr, char *contents_cache:addr, contents_cache::0:default_memory_remove_breakpoint::0 | |
104c1213 | 499 | v:2:DECR_PC_AFTER_BREAK:CORE_ADDR:decr_pc_after_break::::0:-1 |
e02bc4cc | 500 | f::PREPARE_TO_PROCEED:int:prepare_to_proceed:int select_it:select_it::0:default_prepare_to_proceed::0 |
104c1213 JM |
501 | v:2:FUNCTION_START_OFFSET:CORE_ADDR:function_start_offset::::0:-1 |
502 | # | |
0b8f9e4d | 503 | f:2:REMOTE_TRANSLATE_XFER_ADDRESS:void:remote_translate_xfer_address:CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len:gdb_addr, gdb_len, rem_addr, rem_len:::generic_remote_translate_xfer_address::0 |
104c1213 JM |
504 | # |
505 | v:2:FRAME_ARGS_SKIP:CORE_ADDR:frame_args_skip::::0:-1 | |
0b8f9e4d | 506 | f:2:FRAMELESS_FUNCTION_INVOCATION:int:frameless_function_invocation:struct frame_info *fi:fi:::generic_frameless_function_invocation_not::0 |
104c1213 JM |
507 | f:2:FRAME_CHAIN:CORE_ADDR:frame_chain:struct frame_info *frame:frame::0:0 |
508 | f:1:FRAME_CHAIN_VALID:int:frame_chain_valid:CORE_ADDR chain, struct frame_info *thisframe:chain, thisframe::0:0 | |
509 | f:2:FRAME_SAVED_PC:CORE_ADDR:frame_saved_pc:struct frame_info *fi:fi::0:0 | |
510 | f:2:FRAME_ARGS_ADDRESS:CORE_ADDR:frame_args_address:struct frame_info *fi:fi::0:0 | |
511 | f:2:FRAME_LOCALS_ADDRESS:CORE_ADDR:frame_locals_address:struct frame_info *fi:fi::0:0 | |
512 | f:2:SAVED_PC_AFTER_CALL:CORE_ADDR:saved_pc_after_call:struct frame_info *frame:frame::0:0 | |
513 | f:2:FRAME_NUM_ARGS:int:frame_num_args:struct frame_info *frame:frame::0:0 | |
514 | # | |
2ada493a | 515 | F:2:STACK_ALIGN:CORE_ADDR:stack_align:CORE_ADDR sp:sp::0:0 |
0a49d05e | 516 | v:1:EXTRA_STACK_ALIGNMENT_NEEDED:int:extra_stack_alignment_needed::::0:1::0::: |
d03e67c9 | 517 | F:2:REG_STRUCT_HAS_ADDR:int:reg_struct_has_addr:int gcc_p, struct type *type:gcc_p, type::0:0 |
d1e3cf49 | 518 | F:2:SAVE_DUMMY_FRAME_TOS:void:save_dummy_frame_tos:CORE_ADDR sp:sp::0:0 |
58d5518e | 519 | v:2:PARM_BOUNDARY:int:parm_boundary |
f0d4cc9e AC |
520 | # |
521 | v:2:TARGET_FLOAT_FORMAT:const struct floatformat *:float_format::::::default_float_format (gdbarch) | |
522 | v:2:TARGET_DOUBLE_FORMAT:const struct floatformat *:double_format::::::default_double_format (gdbarch) | |
523 | v:2:TARGET_LONG_DOUBLE_FORMAT:const struct floatformat *:long_double_format::::::&floatformat_unknown | |
875e1767 AC |
524 | f:2:CONVERT_FROM_FUNC_PTR_ADDR:CORE_ADDR:convert_from_func_ptr_addr:CORE_ADDR addr:addr:::core_addr_identity::0 |
525 | # On some machines there are bits in addresses which are not really | |
526 | # part of the address, but are used by the kernel, the hardware, etc. | |
527 | # for special purposes. ADDR_BITS_REMOVE takes out any such bits so | |
528 | # we get a "real" address such as one would find in a symbol table. | |
529 | # This is used only for addresses of instructions, and even then I'm | |
530 | # not sure it's used in all contexts. It exists to deal with there | |
531 | # being a few stray bits in the PC which would mislead us, not as some | |
532 | # sort of generic thing to handle alignment or segmentation (it's | |
533 | # possible it should be in TARGET_READ_PC instead). | |
534 | f:2:ADDR_BITS_REMOVE:CORE_ADDR:addr_bits_remove:CORE_ADDR addr:addr:::core_addr_identity::0 | |
64c4637f AC |
535 | # FIXME/cagney/2001-01-18: This should be split in two. A target method that indicates if |
536 | # the target needs software single step. An ISA method to implement it. | |
537 | # | |
538 | # FIXME/cagney/2001-01-18: This should be replaced with something that inserts breakpoints | |
539 | # using the breakpoint system instead of blatting memory directly (as with rs6000). | |
540 | # | |
541 | # FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the target can | |
542 | # single step. If not, then implement single step using breakpoints. | |
543 | F:2:SOFTWARE_SINGLE_STEP:void:software_single_step:enum target_signal sig, int insert_breakpoints_p:sig, insert_breakpoints_p::0:0 | |
104c1213 | 544 | EOF |
104c1213 JM |
545 | } |
546 | ||
0b8f9e4d AC |
547 | # |
548 | # The .log file | |
549 | # | |
550 | exec > new-gdbarch.log | |
34620563 | 551 | function_list | while do_read |
0b8f9e4d AC |
552 | do |
553 | cat <<EOF | |
104c1213 JM |
554 | ${class} ${macro}(${actual}) |
555 | ${returntype} ${function} ($formal)${attrib} | |
104c1213 | 556 | EOF |
3d9a5942 AC |
557 | for r in ${read} |
558 | do | |
559 | eval echo \"\ \ \ \ ${r}=\${${r}}\" | |
560 | done | |
561 | # #fallbackdefault=${fallbackdefault} | |
562 | # #valid_p=${valid_p} | |
563 | #EOF | |
f0d4cc9e | 564 | if class_is_predicate_p && fallback_default_p |
0b8f9e4d | 565 | then |
66b43ecb | 566 | echo "Error: predicate function ${macro} can not have a non- multi-arch default" 1>&2 |
0b8f9e4d AC |
567 | kill $$ |
568 | exit 1 | |
569 | fi | |
72e74a21 | 570 | if [ "x${invalid_p}" = "x0" -a -n "${postdefault}" ] |
f0d4cc9e AC |
571 | then |
572 | echo "Error: postdefault is useless when invalid_p=0" 1>&2 | |
573 | kill $$ | |
574 | exit 1 | |
575 | fi | |
3d9a5942 | 576 | echo "" |
0b8f9e4d AC |
577 | done |
578 | ||
579 | exec 1>&2 | |
580 | compare_new gdbarch.log | |
581 | ||
104c1213 JM |
582 | |
583 | copyright () | |
584 | { | |
585 | cat <<EOF | |
59233f88 AC |
586 | /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */ |
587 | ||
104c1213 | 588 | /* Dynamic architecture support for GDB, the GNU debugger. |
338d7c5c | 589 | Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc. |
104c1213 JM |
590 | |
591 | This file is part of GDB. | |
592 | ||
593 | This program is free software; you can redistribute it and/or modify | |
594 | it under the terms of the GNU General Public License as published by | |
595 | the Free Software Foundation; either version 2 of the License, or | |
596 | (at your option) any later version. | |
597 | ||
598 | This program is distributed in the hope that it will be useful, | |
599 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
600 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
601 | GNU General Public License for more details. | |
602 | ||
603 | You should have received a copy of the GNU General Public License | |
604 | along with this program; if not, write to the Free Software | |
605 | Foundation, Inc., 59 Temple Place - Suite 330, | |
606 | Boston, MA 02111-1307, USA. */ | |
607 | ||
104c1213 JM |
608 | /* This file was created with the aid of \`\`gdbarch.sh''. |
609 | ||
52204a0b | 610 | The Bourne shell script \`\`gdbarch.sh'' creates the files |
104c1213 JM |
611 | \`\`new-gdbarch.c'' and \`\`new-gdbarch.h and then compares them |
612 | against the existing \`\`gdbarch.[hc]''. Any differences found | |
613 | being reported. | |
614 | ||
615 | If editing this file, please also run gdbarch.sh and merge any | |
52204a0b | 616 | changes into that script. Conversely, when making sweeping changes |
104c1213 JM |
617 | to this file, modifying gdbarch.sh and using its output may prove |
618 | easier. */ | |
619 | ||
620 | EOF | |
621 | } | |
622 | ||
623 | # | |
624 | # The .h file | |
625 | # | |
626 | ||
627 | exec > new-gdbarch.h | |
628 | copyright | |
629 | cat <<EOF | |
630 | #ifndef GDBARCH_H | |
631 | #define GDBARCH_H | |
632 | ||
633 | struct frame_info; | |
634 | struct value; | |
635 | ||
636 | ||
104c1213 JM |
637 | extern struct gdbarch *current_gdbarch; |
638 | ||
639 | ||
104c1213 JM |
640 | /* If any of the following are defined, the target wasn't correctly |
641 | converted. */ | |
642 | ||
104c1213 JM |
643 | #if GDB_MULTI_ARCH |
644 | #if defined (EXTRA_FRAME_INFO) | |
645 | #error "EXTRA_FRAME_INFO: replaced by struct frame_extra_info" | |
646 | #endif | |
647 | #endif | |
648 | ||
649 | #if GDB_MULTI_ARCH | |
650 | #if defined (FRAME_FIND_SAVED_REGS) | |
651 | #error "FRAME_FIND_SAVED_REGS: replaced by FRAME_INIT_SAVED_REGS" | |
652 | #endif | |
653 | #endif | |
654 | EOF | |
655 | ||
656 | # function typedef's | |
3d9a5942 AC |
657 | printf "\n" |
658 | printf "\n" | |
659 | printf "/* The following are pre-initialized by GDBARCH. */\n" | |
34620563 | 660 | function_list | while do_read |
104c1213 | 661 | do |
2ada493a AC |
662 | if class_is_info_p |
663 | then | |
3d9a5942 AC |
664 | printf "\n" |
665 | printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n" | |
666 | printf "/* set_gdbarch_${function}() - not applicable - pre-initialized. */\n" | |
667 | printf "#if GDB_MULTI_ARCH\n" | |
668 | printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n" | |
669 | printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n" | |
670 | printf "#endif\n" | |
671 | printf "#endif\n" | |
2ada493a | 672 | fi |
104c1213 JM |
673 | done |
674 | ||
675 | # function typedef's | |
3d9a5942 AC |
676 | printf "\n" |
677 | printf "\n" | |
678 | printf "/* The following are initialized by the target dependent code. */\n" | |
34620563 | 679 | function_list | while do_read |
104c1213 | 680 | do |
72e74a21 | 681 | if [ -n "${comment}" ] |
34620563 AC |
682 | then |
683 | echo "${comment}" | sed \ | |
684 | -e '2 s,#,/*,' \ | |
685 | -e '3,$ s,#, ,' \ | |
686 | -e '$ s,$, */,' | |
687 | fi | |
b77be6cf | 688 | if class_is_multiarch_p |
2ada493a | 689 | then |
b77be6cf AC |
690 | if class_is_predicate_p |
691 | then | |
692 | printf "\n" | |
693 | printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n" | |
694 | fi | |
695 | else | |
696 | if class_is_predicate_p | |
697 | then | |
698 | printf "\n" | |
699 | printf "#if defined (${macro})\n" | |
700 | printf "/* Legacy for systems yet to multi-arch ${macro} */\n" | |
701 | #printf "#if (GDB_MULTI_ARCH <= GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n" | |
eee30e78 | 702 | printf "#if !defined (${macro}_P)\n" |
b77be6cf AC |
703 | printf "#define ${macro}_P() (1)\n" |
704 | printf "#endif\n" | |
eee30e78 | 705 | printf "#endif\n" |
b77be6cf AC |
706 | printf "\n" |
707 | printf "/* Default predicate for non- multi-arch targets. */\n" | |
708 | printf "#if (!GDB_MULTI_ARCH) && !defined (${macro}_P)\n" | |
709 | printf "#define ${macro}_P() (0)\n" | |
710 | printf "#endif\n" | |
711 | printf "\n" | |
712 | printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n" | |
713 | printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro}_P)\n" | |
714 | printf "#define ${macro}_P() (gdbarch_${function}_p (current_gdbarch))\n" | |
715 | printf "#endif\n" | |
716 | fi | |
4a5c6a1d | 717 | fi |
2ada493a AC |
718 | if class_is_variable_p |
719 | then | |
f0d4cc9e | 720 | if fallback_default_p || class_is_predicate_p |
33489c5b | 721 | then |
3d9a5942 AC |
722 | printf "\n" |
723 | printf "/* Default (value) for non- multi-arch platforms. */\n" | |
724 | printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n" | |
f0d4cc9e AC |
725 | echo "#define ${macro} (${fallbackdefault})" \ |
726 | | sed -e 's/\([^a-z_]\)\(gdbarch[^a-z_]\)/\1current_\2/g' | |
3d9a5942 | 727 | printf "#endif\n" |
33489c5b | 728 | fi |
3d9a5942 AC |
729 | printf "\n" |
730 | printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n" | |
731 | printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, ${returntype} ${function});\n" | |
732 | printf "#if GDB_MULTI_ARCH\n" | |
733 | printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n" | |
734 | printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n" | |
735 | printf "#endif\n" | |
736 | printf "#endif\n" | |
2ada493a AC |
737 | fi |
738 | if class_is_function_p | |
739 | then | |
b77be6cf AC |
740 | if class_is_multiarch_p ; then : |
741 | elif fallback_default_p || class_is_predicate_p | |
33489c5b | 742 | then |
3d9a5942 AC |
743 | printf "\n" |
744 | printf "/* Default (function) for non- multi-arch platforms. */\n" | |
745 | printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n" | |
72e74a21 | 746 | if [ "x${fallbackdefault}" = "x0" ] |
33489c5b | 747 | then |
8e65ff28 | 748 | printf "#define ${macro}(${actual}) (internal_error (__FILE__, __LINE__, \"${macro}\"), 0)\n" |
33489c5b | 749 | else |
f0d4cc9e AC |
750 | # FIXME: Should be passing current_gdbarch through! |
751 | echo "#define ${macro}(${actual}) (${fallbackdefault} (${actual}))" \ | |
752 | | sed -e 's/\([^a-z_]\)\(gdbarch[^a-z_]\)/\1current_\2/g' | |
33489c5b | 753 | fi |
3d9a5942 | 754 | printf "#endif\n" |
33489c5b | 755 | fi |
3d9a5942 | 756 | printf "\n" |
72e74a21 | 757 | if [ "x${formal}" = "xvoid" ] && class_is_multiarch_p |
4a5c6a1d AC |
758 | then |
759 | printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch);\n" | |
760 | elif class_is_multiarch_p | |
761 | then | |
762 | printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch, ${formal});\n" | |
763 | else | |
764 | printf "typedef ${returntype} (gdbarch_${function}_ftype) (${formal});\n" | |
765 | fi | |
72e74a21 | 766 | if [ "x${formal}" = "xvoid" ] |
104c1213 | 767 | then |
3d9a5942 | 768 | printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n" |
104c1213 | 769 | else |
3d9a5942 | 770 | printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch, ${formal});\n" |
104c1213 | 771 | fi |
3d9a5942 | 772 | printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, gdbarch_${function}_ftype *${function});\n" |
b77be6cf AC |
773 | if class_is_multiarch_p ; then : |
774 | else | |
4a5c6a1d AC |
775 | printf "#if GDB_MULTI_ARCH\n" |
776 | printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n" | |
72e74a21 | 777 | if [ "x${actual}" = "x" ] |
4a5c6a1d AC |
778 | then |
779 | printf "#define ${macro}() (gdbarch_${function} (current_gdbarch))\n" | |
72e74a21 | 780 | elif [ "x${actual}" = "x-" ] |
4a5c6a1d AC |
781 | then |
782 | printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n" | |
783 | else | |
784 | printf "#define ${macro}(${actual}) (gdbarch_${function} (current_gdbarch, ${actual}))\n" | |
785 | fi | |
786 | printf "#endif\n" | |
787 | printf "#endif\n" | |
104c1213 | 788 | fi |
2ada493a | 789 | fi |
104c1213 JM |
790 | done |
791 | ||
792 | # close it off | |
793 | cat <<EOF | |
794 | ||
795 | extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch); | |
796 | ||
797 | ||
798 | /* Mechanism for co-ordinating the selection of a specific | |
799 | architecture. | |
800 | ||
801 | GDB targets (*-tdep.c) can register an interest in a specific | |
802 | architecture. Other GDB components can register a need to maintain | |
803 | per-architecture data. | |
804 | ||
805 | The mechanisms below ensures that there is only a loose connection | |
806 | between the set-architecture command and the various GDB | |
0fa6923a | 807 | components. Each component can independently register their need |
104c1213 JM |
808 | to maintain architecture specific data with gdbarch. |
809 | ||
810 | Pragmatics: | |
811 | ||
812 | Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It | |
813 | didn't scale. | |
814 | ||
815 | The more traditional mega-struct containing architecture specific | |
816 | data for all the various GDB components was also considered. Since | |
0fa6923a | 817 | GDB is built from a variable number of (fairly independent) |
104c1213 JM |
818 | components it was determined that the global aproach was not |
819 | applicable. */ | |
820 | ||
821 | ||
822 | /* Register a new architectural family with GDB. | |
823 | ||
824 | Register support for the specified ARCHITECTURE with GDB. When | |
825 | gdbarch determines that the specified architecture has been | |
826 | selected, the corresponding INIT function is called. | |
827 | ||
828 | -- | |
829 | ||
830 | The INIT function takes two parameters: INFO which contains the | |
831 | information available to gdbarch about the (possibly new) | |
832 | architecture; ARCHES which is a list of the previously created | |
833 | \`\`struct gdbarch'' for this architecture. | |
834 | ||
835 | The INIT function parameter INFO shall, as far as possible, be | |
836 | pre-initialized with information obtained from INFO.ABFD or | |
837 | previously selected architecture (if similar). INIT shall ensure | |
838 | that the INFO.BYTE_ORDER is non-zero. | |
839 | ||
840 | The INIT function shall return any of: NULL - indicating that it | |
ec3d358c | 841 | doesn't recognize the selected architecture; an existing \`\`struct |
104c1213 JM |
842 | gdbarch'' from the ARCHES list - indicating that the new |
843 | architecture is just a synonym for an earlier architecture (see | |
844 | gdbarch_list_lookup_by_info()); a newly created \`\`struct gdbarch'' | |
4b9b3959 AC |
845 | - that describes the selected architecture (see gdbarch_alloc()). |
846 | ||
847 | The DUMP_TDEP function shall print out all target specific values. | |
848 | Care should be taken to ensure that the function works in both the | |
849 | multi-arch and non- multi-arch cases. */ | |
104c1213 JM |
850 | |
851 | struct gdbarch_list | |
852 | { | |
853 | struct gdbarch *gdbarch; | |
854 | struct gdbarch_list *next; | |
855 | }; | |
856 | ||
857 | struct gdbarch_info | |
858 | { | |
104c1213 JM |
859 | /* Use default: NULL (ZERO). */ |
860 | const struct bfd_arch_info *bfd_arch_info; | |
861 | ||
862 | /* Use default: 0 (ZERO). */ | |
863 | int byte_order; | |
864 | ||
865 | /* Use default: NULL (ZERO). */ | |
866 | bfd *abfd; | |
867 | ||
868 | /* Use default: NULL (ZERO). */ | |
869 | struct gdbarch_tdep_info *tdep_info; | |
870 | }; | |
871 | ||
872 | typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches); | |
4b9b3959 | 873 | typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file); |
104c1213 | 874 | |
4b9b3959 | 875 | /* DEPRECATED - use gdbarch_register() */ |
104c1213 JM |
876 | extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *); |
877 | ||
4b9b3959 AC |
878 | extern void gdbarch_register (enum bfd_architecture architecture, |
879 | gdbarch_init_ftype *, | |
880 | gdbarch_dump_tdep_ftype *); | |
881 | ||
104c1213 | 882 | |
b4a20239 AC |
883 | /* Return a freshly allocated, NULL terminated, array of the valid |
884 | architecture names. Since architectures are registered during the | |
885 | _initialize phase this function only returns useful information | |
886 | once initialization has been completed. */ | |
887 | ||
888 | extern const char **gdbarch_printable_names (void); | |
889 | ||
890 | ||
104c1213 JM |
891 | /* Helper function. Search the list of ARCHES for a GDBARCH that |
892 | matches the information provided by INFO. */ | |
893 | ||
894 | extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info); | |
895 | ||
896 | ||
897 | /* Helper function. Create a preliminary \`\`struct gdbarch''. Perform | |
898 | basic initialization using values obtained from the INFO andTDEP | |
899 | parameters. set_gdbarch_*() functions are called to complete the | |
900 | initialization of the object. */ | |
901 | ||
902 | extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep); | |
903 | ||
904 | ||
4b9b3959 AC |
905 | /* Helper function. Free a partially-constructed \`\`struct gdbarch''. |
906 | It is assumed that the caller freeds the \`\`struct | |
907 | gdbarch_tdep''. */ | |
908 | ||
058f20d5 JB |
909 | extern void gdbarch_free (struct gdbarch *); |
910 | ||
911 | ||
b732d07d | 912 | /* Helper function. Force an update of the current architecture. |
104c1213 | 913 | |
b732d07d AC |
914 | The actual architecture selected is determined by INFO, \`\`(gdb) set |
915 | architecture'' et.al., the existing architecture and BFD's default | |
916 | architecture. INFO should be initialized to zero and then selected | |
917 | fields should be updated. | |
104c1213 | 918 | |
16f33e29 AC |
919 | Returns non-zero if the update succeeds */ |
920 | ||
921 | extern int gdbarch_update_p (struct gdbarch_info info); | |
104c1213 JM |
922 | |
923 | ||
924 | ||
925 | /* Register per-architecture data-pointer. | |
926 | ||
927 | Reserve space for a per-architecture data-pointer. An identifier | |
928 | for the reserved data-pointer is returned. That identifer should | |
95160752 | 929 | be saved in a local static variable. |
104c1213 | 930 | |
95160752 AC |
931 | The per-architecture data-pointer can be initialized in one of two |
932 | ways: The value can be set explicitly using a call to | |
933 | set_gdbarch_data(); the value can be set implicitly using the value | |
934 | returned by a non-NULL INIT() callback. INIT(), when non-NULL is | |
935 | called after the basic architecture vector has been created. | |
104c1213 | 936 | |
95160752 AC |
937 | When a previously created architecture is re-selected, the |
938 | per-architecture data-pointer for that previous architecture is | |
939 | restored. INIT() is not called. | |
940 | ||
941 | During initialization, multiple assignments of the data-pointer are | |
942 | allowed, non-NULL values are deleted by calling FREE(). If the | |
943 | architecture is deleted using gdbarch_free() all non-NULL data | |
944 | pointers are also deleted using FREE(). | |
104c1213 JM |
945 | |
946 | Multiple registrarants for any architecture are allowed (and | |
947 | strongly encouraged). */ | |
948 | ||
95160752 | 949 | struct gdbarch_data; |
104c1213 | 950 | |
95160752 AC |
951 | typedef void *(gdbarch_data_init_ftype) (struct gdbarch *gdbarch); |
952 | typedef void (gdbarch_data_free_ftype) (struct gdbarch *gdbarch, | |
953 | void *pointer); | |
954 | extern struct gdbarch_data *register_gdbarch_data (gdbarch_data_init_ftype *init, | |
955 | gdbarch_data_free_ftype *free); | |
956 | extern void set_gdbarch_data (struct gdbarch *gdbarch, | |
957 | struct gdbarch_data *data, | |
958 | void *pointer); | |
104c1213 JM |
959 | |
960 | extern void *gdbarch_data (struct gdbarch_data*); | |
961 | ||
962 | ||
104c1213 JM |
963 | /* Register per-architecture memory region. |
964 | ||
965 | Provide a memory-region swap mechanism. Per-architecture memory | |
966 | region are created. These memory regions are swapped whenever the | |
967 | architecture is changed. For a new architecture, the memory region | |
968 | is initialized with zero (0) and the INIT function is called. | |
969 | ||
970 | Memory regions are swapped / initialized in the order that they are | |
971 | registered. NULL DATA and/or INIT values can be specified. | |
972 | ||
973 | New code should use register_gdbarch_data(). */ | |
974 | ||
975 | typedef void (gdbarch_swap_ftype) (void); | |
976 | extern void register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init); | |
e514a9d6 | 977 | #define REGISTER_GDBARCH_SWAP(VAR) register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL) |
104c1213 JM |
978 | |
979 | ||
980 | ||
0fa6923a | 981 | /* The target-system-dependent byte order is dynamic */ |
104c1213 JM |
982 | |
983 | /* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness | |
984 | is selectable at runtime. The user can use the \`\`set endian'' | |
985 | command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when | |
986 | target_byte_order should be auto-detected (from the program image | |
987 | say). */ | |
988 | ||
989 | #if GDB_MULTI_ARCH | |
990 | /* Multi-arch GDB is always bi-endian. */ | |
991 | #define TARGET_BYTE_ORDER_SELECTABLE_P 1 | |
992 | #endif | |
993 | ||
994 | #ifndef TARGET_BYTE_ORDER_SELECTABLE_P | |
995 | /* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE | |
996 | when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */ | |
997 | #ifdef TARGET_BYTE_ORDER_SELECTABLE | |
998 | #define TARGET_BYTE_ORDER_SELECTABLE_P 1 | |
999 | #else | |
1000 | #define TARGET_BYTE_ORDER_SELECTABLE_P 0 | |
1001 | #endif | |
1002 | #endif | |
1003 | ||
1004 | extern int target_byte_order; | |
1005 | #ifdef TARGET_BYTE_ORDER_SELECTABLE | |
1006 | /* compat - Catch old targets that define TARGET_BYTE_ORDER_SELECTABLE | |
1007 | and expect defs.h to re-define TARGET_BYTE_ORDER. */ | |
1008 | #undef TARGET_BYTE_ORDER | |
1009 | #endif | |
1010 | #ifndef TARGET_BYTE_ORDER | |
1011 | #define TARGET_BYTE_ORDER (target_byte_order + 0) | |
1012 | #endif | |
1013 | ||
1014 | extern int target_byte_order_auto; | |
1015 | #ifndef TARGET_BYTE_ORDER_AUTO | |
1016 | #define TARGET_BYTE_ORDER_AUTO (target_byte_order_auto + 0) | |
1017 | #endif | |
1018 | ||
1019 | ||
1020 | ||
0fa6923a | 1021 | /* The target-system-dependent BFD architecture is dynamic */ |
104c1213 JM |
1022 | |
1023 | extern int target_architecture_auto; | |
1024 | #ifndef TARGET_ARCHITECTURE_AUTO | |
1025 | #define TARGET_ARCHITECTURE_AUTO (target_architecture_auto + 0) | |
1026 | #endif | |
1027 | ||
1028 | extern const struct bfd_arch_info *target_architecture; | |
1029 | #ifndef TARGET_ARCHITECTURE | |
1030 | #define TARGET_ARCHITECTURE (target_architecture + 0) | |
1031 | #endif | |
1032 | ||
104c1213 | 1033 | |
0fa6923a | 1034 | /* The target-system-dependent disassembler is semi-dynamic */ |
104c1213 JM |
1035 | |
1036 | #include "dis-asm.h" /* Get defs for disassemble_info */ | |
1037 | ||
1038 | extern int dis_asm_read_memory (bfd_vma memaddr, bfd_byte *myaddr, | |
ff844c8d | 1039 | unsigned int len, disassemble_info *info); |
104c1213 JM |
1040 | |
1041 | extern void dis_asm_memory_error (int status, bfd_vma memaddr, | |
1042 | disassemble_info *info); | |
1043 | ||
1044 | extern void dis_asm_print_address (bfd_vma addr, | |
1045 | disassemble_info *info); | |
1046 | ||
1047 | extern int (*tm_print_insn) (bfd_vma, disassemble_info*); | |
1048 | extern disassemble_info tm_print_insn_info; | |
1049 | #ifndef TARGET_PRINT_INSN | |
1050 | #define TARGET_PRINT_INSN(vma, info) (*tm_print_insn) (vma, info) | |
1051 | #endif | |
1052 | #ifndef TARGET_PRINT_INSN_INFO | |
1053 | #define TARGET_PRINT_INSN_INFO (&tm_print_insn_info) | |
1054 | #endif | |
1055 | ||
1056 | ||
1057 | ||
1058 | /* Explicit test for D10V architecture. | |
1059 | USE of these macro's is *STRONGLY* discouraged. */ | |
1060 | ||
1061 | #define GDB_TARGET_IS_D10V (TARGET_ARCHITECTURE->arch == bfd_arch_d10v) | |
104c1213 JM |
1062 | |
1063 | ||
0fa6923a | 1064 | /* Set the dynamic target-system-dependent parameters (architecture, |
104c1213 JM |
1065 | byte-order, ...) using information found in the BFD */ |
1066 | ||
1067 | extern void set_gdbarch_from_file (bfd *); | |
1068 | ||
1069 | ||
e514a9d6 JM |
1070 | /* Initialize the current architecture to the "first" one we find on |
1071 | our list. */ | |
1072 | ||
1073 | extern void initialize_current_architecture (void); | |
1074 | ||
ceaa8edf JB |
1075 | /* For non-multiarched targets, do any initialization of the default |
1076 | gdbarch object necessary after the _initialize_MODULE functions | |
1077 | have run. */ | |
1078 | extern void initialize_non_multiarch (); | |
104c1213 JM |
1079 | |
1080 | /* gdbarch trace variable */ | |
1081 | extern int gdbarch_debug; | |
1082 | ||
4b9b3959 | 1083 | extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file); |
104c1213 JM |
1084 | |
1085 | #endif | |
1086 | EOF | |
1087 | exec 1>&2 | |
1088 | #../move-if-change new-gdbarch.h gdbarch.h | |
59233f88 | 1089 | compare_new gdbarch.h |
104c1213 JM |
1090 | |
1091 | ||
1092 | # | |
1093 | # C file | |
1094 | # | |
1095 | ||
1096 | exec > new-gdbarch.c | |
1097 | copyright | |
1098 | cat <<EOF | |
1099 | ||
1100 | #include "defs.h" | |
7355ddba | 1101 | #include "arch-utils.h" |
104c1213 JM |
1102 | |
1103 | #if GDB_MULTI_ARCH | |
1104 | #include "gdbcmd.h" | |
1105 | #include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */ | |
1106 | #else | |
1107 | /* Just include everything in sight so that the every old definition | |
1108 | of macro is visible. */ | |
1109 | #include "gdb_string.h" | |
1110 | #include <ctype.h> | |
1111 | #include "symtab.h" | |
1112 | #include "frame.h" | |
1113 | #include "inferior.h" | |
1114 | #include "breakpoint.h" | |
0596389c | 1115 | #include "gdb_wait.h" |
104c1213 JM |
1116 | #include "gdbcore.h" |
1117 | #include "gdbcmd.h" | |
1118 | #include "target.h" | |
1119 | #include "gdbthread.h" | |
1120 | #include "annotate.h" | |
1121 | #include "symfile.h" /* for overlay functions */ | |
1122 | #endif | |
1123 | #include "symcat.h" | |
1124 | ||
f0d4cc9e | 1125 | #include "floatformat.h" |
104c1213 | 1126 | |
95160752 AC |
1127 | #include "gdb_assert.h" |
1128 | ||
104c1213 JM |
1129 | /* Static function declarations */ |
1130 | ||
1131 | static void verify_gdbarch (struct gdbarch *gdbarch); | |
b3cc3077 JB |
1132 | static void alloc_gdbarch_data (struct gdbarch *); |
1133 | static void init_gdbarch_data (struct gdbarch *); | |
95160752 | 1134 | static void free_gdbarch_data (struct gdbarch *); |
104c1213 JM |
1135 | static void init_gdbarch_swap (struct gdbarch *); |
1136 | static void swapout_gdbarch_swap (struct gdbarch *); | |
1137 | static void swapin_gdbarch_swap (struct gdbarch *); | |
1138 | ||
1139 | /* Convenience macro for allocting typesafe memory. */ | |
1140 | ||
1141 | #ifndef XMALLOC | |
1142 | #define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE)) | |
1143 | #endif | |
1144 | ||
1145 | ||
1146 | /* Non-zero if we want to trace architecture code. */ | |
1147 | ||
1148 | #ifndef GDBARCH_DEBUG | |
1149 | #define GDBARCH_DEBUG 0 | |
1150 | #endif | |
1151 | int gdbarch_debug = GDBARCH_DEBUG; | |
1152 | ||
1153 | EOF | |
1154 | ||
1155 | # gdbarch open the gdbarch object | |
3d9a5942 AC |
1156 | printf "\n" |
1157 | printf "/* Maintain the struct gdbarch object */\n" | |
1158 | printf "\n" | |
1159 | printf "struct gdbarch\n" | |
1160 | printf "{\n" | |
1161 | printf " /* basic architectural information */\n" | |
34620563 | 1162 | function_list | while do_read |
104c1213 | 1163 | do |
2ada493a AC |
1164 | if class_is_info_p |
1165 | then | |
3d9a5942 | 1166 | printf " ${returntype} ${function};\n" |
2ada493a | 1167 | fi |
104c1213 | 1168 | done |
3d9a5942 AC |
1169 | printf "\n" |
1170 | printf " /* target specific vector. */\n" | |
1171 | printf " struct gdbarch_tdep *tdep;\n" | |
1172 | printf " gdbarch_dump_tdep_ftype *dump_tdep;\n" | |
1173 | printf "\n" | |
1174 | printf " /* per-architecture data-pointers */\n" | |
95160752 | 1175 | printf " unsigned nr_data;\n" |
3d9a5942 AC |
1176 | printf " void **data;\n" |
1177 | printf "\n" | |
1178 | printf " /* per-architecture swap-regions */\n" | |
1179 | printf " struct gdbarch_swap *swap;\n" | |
1180 | printf "\n" | |
104c1213 JM |
1181 | cat <<EOF |
1182 | /* Multi-arch values. | |
1183 | ||
1184 | When extending this structure you must: | |
1185 | ||
1186 | Add the field below. | |
1187 | ||
1188 | Declare set/get functions and define the corresponding | |
1189 | macro in gdbarch.h. | |
1190 | ||
1191 | gdbarch_alloc(): If zero/NULL is not a suitable default, | |
1192 | initialize the new field. | |
1193 | ||
1194 | verify_gdbarch(): Confirm that the target updated the field | |
1195 | correctly. | |
1196 | ||
7e73cedf | 1197 | gdbarch_dump(): Add a fprintf_unfiltered call so that the new |
104c1213 JM |
1198 | field is dumped out |
1199 | ||
c0e8c252 | 1200 | \`\`startup_gdbarch()'': Append an initial value to the static |
104c1213 JM |
1201 | variable (base values on the host's c-type system). |
1202 | ||
1203 | get_gdbarch(): Implement the set/get functions (probably using | |
1204 | the macro's as shortcuts). | |
1205 | ||
1206 | */ | |
1207 | ||
1208 | EOF | |
34620563 | 1209 | function_list | while do_read |
104c1213 | 1210 | do |
2ada493a AC |
1211 | if class_is_variable_p |
1212 | then | |
3d9a5942 | 1213 | printf " ${returntype} ${function};\n" |
2ada493a AC |
1214 | elif class_is_function_p |
1215 | then | |
3d9a5942 | 1216 | printf " gdbarch_${function}_ftype *${function}${attrib};\n" |
2ada493a | 1217 | fi |
104c1213 | 1218 | done |
3d9a5942 | 1219 | printf "};\n" |
104c1213 JM |
1220 | |
1221 | # A pre-initialized vector | |
3d9a5942 AC |
1222 | printf "\n" |
1223 | printf "\n" | |
104c1213 JM |
1224 | cat <<EOF |
1225 | /* The default architecture uses host values (for want of a better | |
1226 | choice). */ | |
1227 | EOF | |
3d9a5942 AC |
1228 | printf "\n" |
1229 | printf "extern const struct bfd_arch_info bfd_default_arch_struct;\n" | |
1230 | printf "\n" | |
1231 | printf "struct gdbarch startup_gdbarch =\n" | |
1232 | printf "{\n" | |
1233 | printf " /* basic architecture information */\n" | |
4b9b3959 | 1234 | function_list | while do_read |
104c1213 | 1235 | do |
2ada493a AC |
1236 | if class_is_info_p |
1237 | then | |
3d9a5942 | 1238 | printf " ${staticdefault},\n" |
2ada493a | 1239 | fi |
104c1213 JM |
1240 | done |
1241 | cat <<EOF | |
4b9b3959 AC |
1242 | /* target specific vector and its dump routine */ |
1243 | NULL, NULL, | |
104c1213 JM |
1244 | /*per-architecture data-pointers and swap regions */ |
1245 | 0, NULL, NULL, | |
1246 | /* Multi-arch values */ | |
1247 | EOF | |
34620563 | 1248 | function_list | while do_read |
104c1213 | 1249 | do |
2ada493a AC |
1250 | if class_is_function_p || class_is_variable_p |
1251 | then | |
3d9a5942 | 1252 | printf " ${staticdefault},\n" |
2ada493a | 1253 | fi |
104c1213 JM |
1254 | done |
1255 | cat <<EOF | |
c0e8c252 | 1256 | /* startup_gdbarch() */ |
104c1213 | 1257 | }; |
4b9b3959 | 1258 | |
c0e8c252 | 1259 | struct gdbarch *current_gdbarch = &startup_gdbarch; |
ceaa8edf JB |
1260 | |
1261 | /* Do any initialization needed for a non-multiarch configuration | |
1262 | after the _initialize_MODULE functions have been run. */ | |
1263 | void | |
1264 | initialize_non_multiarch () | |
1265 | { | |
1266 | alloc_gdbarch_data (&startup_gdbarch); | |
1267 | init_gdbarch_data (&startup_gdbarch); | |
1268 | } | |
104c1213 JM |
1269 | EOF |
1270 | ||
1271 | # Create a new gdbarch struct | |
3d9a5942 AC |
1272 | printf "\n" |
1273 | printf "\n" | |
104c1213 | 1274 | cat <<EOF |
66b43ecb | 1275 | /* Create a new \`\`struct gdbarch'' based on information provided by |
104c1213 JM |
1276 | \`\`struct gdbarch_info''. */ |
1277 | EOF | |
3d9a5942 | 1278 | printf "\n" |
104c1213 JM |
1279 | cat <<EOF |
1280 | struct gdbarch * | |
1281 | gdbarch_alloc (const struct gdbarch_info *info, | |
1282 | struct gdbarch_tdep *tdep) | |
1283 | { | |
1284 | struct gdbarch *gdbarch = XMALLOC (struct gdbarch); | |
1285 | memset (gdbarch, 0, sizeof (*gdbarch)); | |
1286 | ||
b3cc3077 JB |
1287 | alloc_gdbarch_data (gdbarch); |
1288 | ||
104c1213 JM |
1289 | gdbarch->tdep = tdep; |
1290 | EOF | |
3d9a5942 | 1291 | printf "\n" |
34620563 | 1292 | function_list | while do_read |
104c1213 | 1293 | do |
2ada493a AC |
1294 | if class_is_info_p |
1295 | then | |
3d9a5942 | 1296 | printf " gdbarch->${function} = info->${function};\n" |
2ada493a | 1297 | fi |
104c1213 | 1298 | done |
3d9a5942 AC |
1299 | printf "\n" |
1300 | printf " /* Force the explicit initialization of these. */\n" | |
34620563 | 1301 | function_list | while do_read |
104c1213 | 1302 | do |
2ada493a AC |
1303 | if class_is_function_p || class_is_variable_p |
1304 | then | |
72e74a21 | 1305 | if [ -n "${predefault}" -a "x${predefault}" != "x0" ] |
104c1213 | 1306 | then |
3d9a5942 | 1307 | printf " gdbarch->${function} = ${predefault};\n" |
104c1213 | 1308 | fi |
2ada493a | 1309 | fi |
104c1213 JM |
1310 | done |
1311 | cat <<EOF | |
1312 | /* gdbarch_alloc() */ | |
1313 | ||
1314 | return gdbarch; | |
1315 | } | |
1316 | EOF | |
1317 | ||
058f20d5 | 1318 | # Free a gdbarch struct. |
3d9a5942 AC |
1319 | printf "\n" |
1320 | printf "\n" | |
058f20d5 JB |
1321 | cat <<EOF |
1322 | /* Free a gdbarch struct. This should never happen in normal | |
1323 | operation --- once you've created a gdbarch, you keep it around. | |
1324 | However, if an architecture's init function encounters an error | |
1325 | building the structure, it may need to clean up a partially | |
1326 | constructed gdbarch. */ | |
4b9b3959 | 1327 | |
058f20d5 JB |
1328 | void |
1329 | gdbarch_free (struct gdbarch *arch) | |
1330 | { | |
95160752 AC |
1331 | gdb_assert (arch != NULL); |
1332 | free_gdbarch_data (arch); | |
338d7c5c | 1333 | xfree (arch); |
058f20d5 JB |
1334 | } |
1335 | EOF | |
1336 | ||
104c1213 | 1337 | # verify a new architecture |
3d9a5942 AC |
1338 | printf "\n" |
1339 | printf "\n" | |
1340 | printf "/* Ensure that all values in a GDBARCH are reasonable. */\n" | |
1341 | printf "\n" | |
104c1213 JM |
1342 | cat <<EOF |
1343 | static void | |
1344 | verify_gdbarch (struct gdbarch *gdbarch) | |
1345 | { | |
1346 | /* Only perform sanity checks on a multi-arch target. */ | |
6166d547 | 1347 | if (!GDB_MULTI_ARCH) |
104c1213 JM |
1348 | return; |
1349 | /* fundamental */ | |
1350 | if (gdbarch->byte_order == 0) | |
8e65ff28 AC |
1351 | internal_error (__FILE__, __LINE__, |
1352 | "verify_gdbarch: byte-order unset"); | |
104c1213 | 1353 | if (gdbarch->bfd_arch_info == NULL) |
8e65ff28 AC |
1354 | internal_error (__FILE__, __LINE__, |
1355 | "verify_gdbarch: bfd_arch_info unset"); | |
104c1213 JM |
1356 | /* Check those that need to be defined for the given multi-arch level. */ |
1357 | EOF | |
34620563 | 1358 | function_list | while do_read |
104c1213 | 1359 | do |
2ada493a AC |
1360 | if class_is_function_p || class_is_variable_p |
1361 | then | |
72e74a21 | 1362 | if [ "x${invalid_p}" = "x0" ] |
c0e8c252 | 1363 | then |
3d9a5942 | 1364 | printf " /* Skip verify of ${function}, invalid_p == 0 */\n" |
2ada493a AC |
1365 | elif class_is_predicate_p |
1366 | then | |
3d9a5942 | 1367 | printf " /* Skip verify of ${function}, has predicate */\n" |
f0d4cc9e | 1368 | # FIXME: See do_read for potential simplification |
72e74a21 | 1369 | elif [ -n "${invalid_p}" -a -n "${postdefault}" ] |
f0d4cc9e | 1370 | then |
3d9a5942 AC |
1371 | printf " if (${invalid_p})\n" |
1372 | printf " gdbarch->${function} = ${postdefault};\n" | |
72e74a21 | 1373 | elif [ -n "${predefault}" -a -n "${postdefault}" ] |
f0d4cc9e | 1374 | then |
3d9a5942 AC |
1375 | printf " if (gdbarch->${function} == ${predefault})\n" |
1376 | printf " gdbarch->${function} = ${postdefault};\n" | |
72e74a21 | 1377 | elif [ -n "${postdefault}" ] |
f0d4cc9e | 1378 | then |
3d9a5942 AC |
1379 | printf " if (gdbarch->${function} == 0)\n" |
1380 | printf " gdbarch->${function} = ${postdefault};\n" | |
72e74a21 | 1381 | elif [ -n "${invalid_p}" ] |
104c1213 | 1382 | then |
3d9a5942 AC |
1383 | printf " if ((GDB_MULTI_ARCH >= ${level})\n" |
1384 | printf " && (${invalid_p}))\n" | |
8e65ff28 AC |
1385 | printf " internal_error (__FILE__, __LINE__,\n" |
1386 | printf " \"gdbarch: verify_gdbarch: ${function} invalid\");\n" | |
72e74a21 | 1387 | elif [ -n "${predefault}" ] |
104c1213 | 1388 | then |
3d9a5942 AC |
1389 | printf " if ((GDB_MULTI_ARCH >= ${level})\n" |
1390 | printf " && (gdbarch->${function} == ${predefault}))\n" | |
8e65ff28 AC |
1391 | printf " internal_error (__FILE__, __LINE__,\n" |
1392 | printf " \"gdbarch: verify_gdbarch: ${function} invalid\");\n" | |
104c1213 | 1393 | fi |
2ada493a | 1394 | fi |
104c1213 JM |
1395 | done |
1396 | cat <<EOF | |
1397 | } | |
1398 | EOF | |
1399 | ||
1400 | # dump the structure | |
3d9a5942 AC |
1401 | printf "\n" |
1402 | printf "\n" | |
104c1213 | 1403 | cat <<EOF |
4b9b3959 AC |
1404 | /* Print out the details of the current architecture. */ |
1405 | ||
1406 | /* NOTE/WARNING: The parameter is called \`\`current_gdbarch'' so that it | |
1407 | just happens to match the global variable \`\`current_gdbarch''. That | |
1408 | way macros refering to that variable get the local and not the global | |
1409 | version - ulgh. Once everything is parameterised with gdbarch, this | |
1410 | will go away. */ | |
1411 | ||
104c1213 | 1412 | void |
4b9b3959 | 1413 | gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file) |
104c1213 | 1414 | { |
4b9b3959 AC |
1415 | fprintf_unfiltered (file, |
1416 | "gdbarch_dump: GDB_MULTI_ARCH = %d\\n", | |
1417 | GDB_MULTI_ARCH); | |
104c1213 | 1418 | EOF |
4b9b3959 | 1419 | function_list | while do_read |
104c1213 | 1420 | do |
4a5c6a1d AC |
1421 | # multiarch functions don't have macros. |
1422 | class_is_multiarch_p && continue | |
72e74a21 | 1423 | if [ "x${returntype}" = "xvoid" ] |
63e69063 | 1424 | then |
3d9a5942 AC |
1425 | printf "#if defined (${macro}) && GDB_MULTI_ARCH\n" |
1426 | printf " /* Macro might contain \`[{}]' when not multi-arch */\n" | |
63e69063 | 1427 | else |
3d9a5942 | 1428 | printf "#ifdef ${macro}\n" |
63e69063 | 1429 | fi |
2ada493a AC |
1430 | if class_is_function_p |
1431 | then | |
3d9a5942 AC |
1432 | printf " fprintf_unfiltered (file,\n" |
1433 | printf " \"gdbarch_dump: %%s # %%s\\\\n\",\n" | |
1434 | printf " \"${macro}(${actual})\",\n" | |
1435 | printf " XSTRING (${macro} (${actual})));\n" | |
2ada493a | 1436 | else |
3d9a5942 AC |
1437 | printf " fprintf_unfiltered (file,\n" |
1438 | printf " \"gdbarch_dump: ${macro} # %%s\\\\n\",\n" | |
1439 | printf " XSTRING (${macro}));\n" | |
4b9b3959 | 1440 | fi |
3d9a5942 | 1441 | printf "#endif\n" |
4b9b3959 AC |
1442 | done |
1443 | function_list | while do_read | |
1444 | do | |
4a5c6a1d AC |
1445 | if class_is_multiarch_p |
1446 | then | |
1447 | printf " if (GDB_MULTI_ARCH)\n" | |
1448 | printf " fprintf_unfiltered (file,\n" | |
1449 | printf " \"gdbarch_dump: ${function} = 0x%%08lx\\\\n\",\n" | |
1450 | printf " (long) current_gdbarch->${function});\n" | |
1451 | continue | |
1452 | fi | |
3d9a5942 | 1453 | printf "#ifdef ${macro}\n" |
72e74a21 | 1454 | if [ "x${print_p}" = "x()" ] |
4b9b3959 | 1455 | then |
4a5c6a1d | 1456 | printf " gdbarch_dump_${function} (current_gdbarch);\n" |
72e74a21 | 1457 | elif [ "x${print_p}" = "x0" ] |
4b9b3959 | 1458 | then |
4a5c6a1d | 1459 | printf " /* skip print of ${macro}, print_p == 0. */\n" |
72e74a21 | 1460 | elif [ -n "${print_p}" ] |
4b9b3959 | 1461 | then |
4a5c6a1d | 1462 | printf " if (${print_p})\n" |
3d9a5942 AC |
1463 | printf " fprintf_unfiltered (file,\n" |
1464 | printf " \"gdbarch_dump: ${macro} = %s\\\\n\",\n" "${fmt}" | |
1465 | printf " ${print});\n" | |
4b9b3959 AC |
1466 | elif class_is_function_p |
1467 | then | |
3d9a5942 AC |
1468 | printf " if (GDB_MULTI_ARCH)\n" |
1469 | printf " fprintf_unfiltered (file,\n" | |
1470 | printf " \"gdbarch_dump: ${macro} = 0x%%08lx\\\\n\",\n" | |
1471 | printf " (long) current_gdbarch->${function}\n" | |
1472 | printf " /*${macro} ()*/);\n" | |
4b9b3959 | 1473 | else |
3d9a5942 AC |
1474 | printf " fprintf_unfiltered (file,\n" |
1475 | printf " \"gdbarch_dump: ${macro} = %s\\\\n\",\n" "${fmt}" | |
1476 | printf " ${print});\n" | |
2ada493a | 1477 | fi |
3d9a5942 | 1478 | printf "#endif\n" |
104c1213 | 1479 | done |
381323f4 | 1480 | cat <<EOF |
4b9b3959 AC |
1481 | if (current_gdbarch->dump_tdep != NULL) |
1482 | current_gdbarch->dump_tdep (current_gdbarch, file); | |
381323f4 AC |
1483 | } |
1484 | EOF | |
104c1213 JM |
1485 | |
1486 | ||
1487 | # GET/SET | |
3d9a5942 | 1488 | printf "\n" |
104c1213 JM |
1489 | cat <<EOF |
1490 | struct gdbarch_tdep * | |
1491 | gdbarch_tdep (struct gdbarch *gdbarch) | |
1492 | { | |
1493 | if (gdbarch_debug >= 2) | |
3d9a5942 | 1494 | fprintf_unfiltered (gdb_stdlog, "gdbarch_tdep called\\n"); |
104c1213 JM |
1495 | return gdbarch->tdep; |
1496 | } | |
1497 | EOF | |
3d9a5942 | 1498 | printf "\n" |
34620563 | 1499 | function_list | while do_read |
104c1213 | 1500 | do |
2ada493a AC |
1501 | if class_is_predicate_p |
1502 | then | |
3d9a5942 AC |
1503 | printf "\n" |
1504 | printf "int\n" | |
1505 | printf "gdbarch_${function}_p (struct gdbarch *gdbarch)\n" | |
1506 | printf "{\n" | |
72e74a21 | 1507 | if [ -n "${valid_p}" ] |
2ada493a | 1508 | then |
3d9a5942 | 1509 | printf " return ${valid_p};\n" |
2ada493a | 1510 | else |
3d9a5942 | 1511 | printf "#error \"gdbarch_${function}_p: not defined\"\n" |
2ada493a | 1512 | fi |
3d9a5942 | 1513 | printf "}\n" |
2ada493a AC |
1514 | fi |
1515 | if class_is_function_p | |
1516 | then | |
3d9a5942 AC |
1517 | printf "\n" |
1518 | printf "${returntype}\n" | |
72e74a21 | 1519 | if [ "x${formal}" = "xvoid" ] |
104c1213 | 1520 | then |
3d9a5942 | 1521 | printf "gdbarch_${function} (struct gdbarch *gdbarch)\n" |
104c1213 | 1522 | else |
3d9a5942 | 1523 | printf "gdbarch_${function} (struct gdbarch *gdbarch, ${formal})\n" |
104c1213 | 1524 | fi |
3d9a5942 AC |
1525 | printf "{\n" |
1526 | printf " if (gdbarch->${function} == 0)\n" | |
8e65ff28 AC |
1527 | printf " internal_error (__FILE__, __LINE__,\n" |
1528 | printf " \"gdbarch: gdbarch_${function} invalid\");\n" | |
3d9a5942 AC |
1529 | printf " if (gdbarch_debug >= 2)\n" |
1530 | printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n" | |
72e74a21 | 1531 | if [ "x${actual}" = "x-" -o "x${actual}" = "x" ] |
4a5c6a1d AC |
1532 | then |
1533 | if class_is_multiarch_p | |
1534 | then | |
1535 | params="gdbarch" | |
1536 | else | |
1537 | params="" | |
1538 | fi | |
1539 | else | |
1540 | if class_is_multiarch_p | |
1541 | then | |
1542 | params="gdbarch, ${actual}" | |
1543 | else | |
1544 | params="${actual}" | |
1545 | fi | |
1546 | fi | |
72e74a21 | 1547 | if [ "x${returntype}" = "xvoid" ] |
104c1213 | 1548 | then |
4a5c6a1d | 1549 | printf " gdbarch->${function} (${params});\n" |
104c1213 | 1550 | else |
4a5c6a1d | 1551 | printf " return gdbarch->${function} (${params});\n" |
104c1213 | 1552 | fi |
3d9a5942 AC |
1553 | printf "}\n" |
1554 | printf "\n" | |
1555 | printf "void\n" | |
1556 | printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n" | |
1557 | printf " `echo ${function} | sed -e 's/./ /g'` gdbarch_${function}_ftype ${function})\n" | |
1558 | printf "{\n" | |
1559 | printf " gdbarch->${function} = ${function};\n" | |
1560 | printf "}\n" | |
2ada493a AC |
1561 | elif class_is_variable_p |
1562 | then | |
3d9a5942 AC |
1563 | printf "\n" |
1564 | printf "${returntype}\n" | |
1565 | printf "gdbarch_${function} (struct gdbarch *gdbarch)\n" | |
1566 | printf "{\n" | |
72e74a21 | 1567 | if [ "x${invalid_p}" = "x0" ] |
c0e8c252 | 1568 | then |
3d9a5942 | 1569 | printf " /* Skip verify of ${function}, invalid_p == 0 */\n" |
72e74a21 | 1570 | elif [ -n "${invalid_p}" ] |
104c1213 | 1571 | then |
3d9a5942 | 1572 | printf " if (${invalid_p})\n" |
8e65ff28 AC |
1573 | printf " internal_error (__FILE__, __LINE__,\n" |
1574 | printf " \"gdbarch: gdbarch_${function} invalid\");\n" | |
72e74a21 | 1575 | elif [ -n "${predefault}" ] |
104c1213 | 1576 | then |
3d9a5942 | 1577 | printf " if (gdbarch->${function} == ${predefault})\n" |
8e65ff28 AC |
1578 | printf " internal_error (__FILE__, __LINE__,\n" |
1579 | printf " \"gdbarch: gdbarch_${function} invalid\");\n" | |
104c1213 | 1580 | fi |
3d9a5942 AC |
1581 | printf " if (gdbarch_debug >= 2)\n" |
1582 | printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n" | |
1583 | printf " return gdbarch->${function};\n" | |
1584 | printf "}\n" | |
1585 | printf "\n" | |
1586 | printf "void\n" | |
1587 | printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n" | |
1588 | printf " `echo ${function} | sed -e 's/./ /g'` ${returntype} ${function})\n" | |
1589 | printf "{\n" | |
1590 | printf " gdbarch->${function} = ${function};\n" | |
1591 | printf "}\n" | |
2ada493a AC |
1592 | elif class_is_info_p |
1593 | then | |
3d9a5942 AC |
1594 | printf "\n" |
1595 | printf "${returntype}\n" | |
1596 | printf "gdbarch_${function} (struct gdbarch *gdbarch)\n" | |
1597 | printf "{\n" | |
1598 | printf " if (gdbarch_debug >= 2)\n" | |
1599 | printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n" | |
1600 | printf " return gdbarch->${function};\n" | |
1601 | printf "}\n" | |
2ada493a | 1602 | fi |
104c1213 JM |
1603 | done |
1604 | ||
1605 | # All the trailing guff | |
1606 | cat <<EOF | |
1607 | ||
1608 | ||
f44c642f | 1609 | /* Keep a registry of per-architecture data-pointers required by GDB |
104c1213 JM |
1610 | modules. */ |
1611 | ||
1612 | struct gdbarch_data | |
1613 | { | |
95160752 AC |
1614 | unsigned index; |
1615 | gdbarch_data_init_ftype *init; | |
1616 | gdbarch_data_free_ftype *free; | |
104c1213 JM |
1617 | }; |
1618 | ||
1619 | struct gdbarch_data_registration | |
1620 | { | |
104c1213 JM |
1621 | struct gdbarch_data *data; |
1622 | struct gdbarch_data_registration *next; | |
1623 | }; | |
1624 | ||
f44c642f | 1625 | struct gdbarch_data_registry |
104c1213 | 1626 | { |
95160752 | 1627 | unsigned nr; |
104c1213 JM |
1628 | struct gdbarch_data_registration *registrations; |
1629 | }; | |
1630 | ||
f44c642f | 1631 | struct gdbarch_data_registry gdbarch_data_registry = |
104c1213 JM |
1632 | { |
1633 | 0, NULL, | |
1634 | }; | |
1635 | ||
1636 | struct gdbarch_data * | |
95160752 AC |
1637 | register_gdbarch_data (gdbarch_data_init_ftype *init, |
1638 | gdbarch_data_free_ftype *free) | |
104c1213 JM |
1639 | { |
1640 | struct gdbarch_data_registration **curr; | |
f44c642f | 1641 | for (curr = &gdbarch_data_registry.registrations; |
104c1213 JM |
1642 | (*curr) != NULL; |
1643 | curr = &(*curr)->next); | |
1644 | (*curr) = XMALLOC (struct gdbarch_data_registration); | |
1645 | (*curr)->next = NULL; | |
104c1213 | 1646 | (*curr)->data = XMALLOC (struct gdbarch_data); |
f44c642f | 1647 | (*curr)->data->index = gdbarch_data_registry.nr++; |
95160752 AC |
1648 | (*curr)->data->init = init; |
1649 | (*curr)->data->free = free; | |
104c1213 JM |
1650 | return (*curr)->data; |
1651 | } | |
1652 | ||
1653 | ||
b3cc3077 | 1654 | /* Walk through all the registered users initializing each in turn. */ |
104c1213 JM |
1655 | |
1656 | static void | |
b3cc3077 | 1657 | init_gdbarch_data (struct gdbarch *gdbarch) |
104c1213 | 1658 | { |
b3cc3077 JB |
1659 | struct gdbarch_data_registration *rego; |
1660 | for (rego = gdbarch_data_registry.registrations; | |
1661 | rego != NULL; | |
1662 | rego = rego->next) | |
104c1213 | 1663 | { |
b3cc3077 JB |
1664 | struct gdbarch_data *data = rego->data; |
1665 | gdb_assert (data->index < gdbarch->nr_data); | |
1666 | if (data->init != NULL) | |
95160752 | 1667 | { |
b3cc3077 JB |
1668 | void *pointer = data->init (gdbarch); |
1669 | set_gdbarch_data (gdbarch, data, pointer); | |
95160752 AC |
1670 | } |
1671 | } | |
1672 | } | |
1673 | ||
b3cc3077 | 1674 | /* Create/delete the gdbarch data vector. */ |
95160752 AC |
1675 | |
1676 | static void | |
b3cc3077 | 1677 | alloc_gdbarch_data (struct gdbarch *gdbarch) |
95160752 | 1678 | { |
b3cc3077 JB |
1679 | gdb_assert (gdbarch->data == NULL); |
1680 | gdbarch->nr_data = gdbarch_data_registry.nr; | |
1681 | gdbarch->data = xcalloc (gdbarch->nr_data, sizeof (void*)); | |
1682 | } | |
3c875b6f | 1683 | |
b3cc3077 JB |
1684 | static void |
1685 | free_gdbarch_data (struct gdbarch *gdbarch) | |
1686 | { | |
1687 | struct gdbarch_data_registration *rego; | |
1688 | gdb_assert (gdbarch->data != NULL); | |
1689 | for (rego = gdbarch_data_registry.registrations; | |
1690 | rego != NULL; | |
1691 | rego = rego->next) | |
95160752 | 1692 | { |
b3cc3077 JB |
1693 | struct gdbarch_data *data = rego->data; |
1694 | gdb_assert (data->index < gdbarch->nr_data); | |
1695 | if (data->free != NULL && gdbarch->data[data->index] != NULL) | |
95160752 | 1696 | { |
b3cc3077 JB |
1697 | data->free (gdbarch, gdbarch->data[data->index]); |
1698 | gdbarch->data[data->index] = NULL; | |
95160752 | 1699 | } |
104c1213 | 1700 | } |
b3cc3077 JB |
1701 | xfree (gdbarch->data); |
1702 | gdbarch->data = NULL; | |
104c1213 JM |
1703 | } |
1704 | ||
1705 | ||
b3cc3077 JB |
1706 | /* Initialize the current value of thee specified per-architecture |
1707 | data-pointer. */ | |
1708 | ||
95160752 AC |
1709 | void |
1710 | set_gdbarch_data (struct gdbarch *gdbarch, | |
1711 | struct gdbarch_data *data, | |
1712 | void *pointer) | |
1713 | { | |
1714 | gdb_assert (data->index < gdbarch->nr_data); | |
1715 | if (data->free != NULL && gdbarch->data[data->index] != NULL) | |
1716 | data->free (gdbarch, gdbarch->data[data->index]); | |
1717 | gdbarch->data[data->index] = pointer; | |
1718 | } | |
1719 | ||
104c1213 JM |
1720 | /* Return the current value of the specified per-architecture |
1721 | data-pointer. */ | |
1722 | ||
1723 | void * | |
34620563 | 1724 | gdbarch_data (struct gdbarch_data *data) |
104c1213 | 1725 | { |
95160752 | 1726 | gdb_assert (data->index < current_gdbarch->nr_data); |
104c1213 JM |
1727 | return current_gdbarch->data[data->index]; |
1728 | } | |
1729 | ||
1730 | ||
1731 | ||
f44c642f | 1732 | /* Keep a registry of swapped data required by GDB modules. */ |
104c1213 JM |
1733 | |
1734 | struct gdbarch_swap | |
1735 | { | |
1736 | void *swap; | |
1737 | struct gdbarch_swap_registration *source; | |
1738 | struct gdbarch_swap *next; | |
1739 | }; | |
1740 | ||
1741 | struct gdbarch_swap_registration | |
1742 | { | |
1743 | void *data; | |
1744 | unsigned long sizeof_data; | |
1745 | gdbarch_swap_ftype *init; | |
1746 | struct gdbarch_swap_registration *next; | |
1747 | }; | |
1748 | ||
f44c642f | 1749 | struct gdbarch_swap_registry |
104c1213 JM |
1750 | { |
1751 | int nr; | |
1752 | struct gdbarch_swap_registration *registrations; | |
1753 | }; | |
1754 | ||
f44c642f | 1755 | struct gdbarch_swap_registry gdbarch_swap_registry = |
104c1213 JM |
1756 | { |
1757 | 0, NULL, | |
1758 | }; | |
1759 | ||
1760 | void | |
1761 | register_gdbarch_swap (void *data, | |
1762 | unsigned long sizeof_data, | |
1763 | gdbarch_swap_ftype *init) | |
1764 | { | |
1765 | struct gdbarch_swap_registration **rego; | |
f44c642f | 1766 | for (rego = &gdbarch_swap_registry.registrations; |
104c1213 JM |
1767 | (*rego) != NULL; |
1768 | rego = &(*rego)->next); | |
1769 | (*rego) = XMALLOC (struct gdbarch_swap_registration); | |
1770 | (*rego)->next = NULL; | |
1771 | (*rego)->init = init; | |
1772 | (*rego)->data = data; | |
1773 | (*rego)->sizeof_data = sizeof_data; | |
1774 | } | |
1775 | ||
1776 | ||
1777 | static void | |
1778 | init_gdbarch_swap (struct gdbarch *gdbarch) | |
1779 | { | |
1780 | struct gdbarch_swap_registration *rego; | |
1781 | struct gdbarch_swap **curr = &gdbarch->swap; | |
f44c642f | 1782 | for (rego = gdbarch_swap_registry.registrations; |
104c1213 JM |
1783 | rego != NULL; |
1784 | rego = rego->next) | |
1785 | { | |
1786 | if (rego->data != NULL) | |
1787 | { | |
1788 | (*curr) = XMALLOC (struct gdbarch_swap); | |
1789 | (*curr)->source = rego; | |
1790 | (*curr)->swap = xmalloc (rego->sizeof_data); | |
1791 | (*curr)->next = NULL; | |
1792 | memset (rego->data, 0, rego->sizeof_data); | |
1793 | curr = &(*curr)->next; | |
1794 | } | |
1795 | if (rego->init != NULL) | |
1796 | rego->init (); | |
1797 | } | |
1798 | } | |
1799 | ||
1800 | static void | |
1801 | swapout_gdbarch_swap (struct gdbarch *gdbarch) | |
1802 | { | |
1803 | struct gdbarch_swap *curr; | |
1804 | for (curr = gdbarch->swap; | |
1805 | curr != NULL; | |
1806 | curr = curr->next) | |
1807 | memcpy (curr->swap, curr->source->data, curr->source->sizeof_data); | |
1808 | } | |
1809 | ||
1810 | static void | |
1811 | swapin_gdbarch_swap (struct gdbarch *gdbarch) | |
1812 | { | |
1813 | struct gdbarch_swap *curr; | |
1814 | for (curr = gdbarch->swap; | |
1815 | curr != NULL; | |
1816 | curr = curr->next) | |
1817 | memcpy (curr->source->data, curr->swap, curr->source->sizeof_data); | |
1818 | } | |
1819 | ||
1820 | ||
f44c642f | 1821 | /* Keep a registry of the architectures known by GDB. */ |
104c1213 | 1822 | |
4b9b3959 | 1823 | struct gdbarch_registration |
104c1213 JM |
1824 | { |
1825 | enum bfd_architecture bfd_architecture; | |
1826 | gdbarch_init_ftype *init; | |
4b9b3959 | 1827 | gdbarch_dump_tdep_ftype *dump_tdep; |
104c1213 | 1828 | struct gdbarch_list *arches; |
4b9b3959 | 1829 | struct gdbarch_registration *next; |
104c1213 JM |
1830 | }; |
1831 | ||
f44c642f | 1832 | static struct gdbarch_registration *gdbarch_registry = NULL; |
104c1213 | 1833 | |
b4a20239 AC |
1834 | static void |
1835 | append_name (const char ***buf, int *nr, const char *name) | |
1836 | { | |
1837 | *buf = xrealloc (*buf, sizeof (char**) * (*nr + 1)); | |
1838 | (*buf)[*nr] = name; | |
1839 | *nr += 1; | |
1840 | } | |
1841 | ||
1842 | const char ** | |
1843 | gdbarch_printable_names (void) | |
1844 | { | |
1845 | if (GDB_MULTI_ARCH) | |
1846 | { | |
1847 | /* Accumulate a list of names based on the registed list of | |
1848 | architectures. */ | |
1849 | enum bfd_architecture a; | |
1850 | int nr_arches = 0; | |
1851 | const char **arches = NULL; | |
4b9b3959 | 1852 | struct gdbarch_registration *rego; |
f44c642f | 1853 | for (rego = gdbarch_registry; |
b4a20239 AC |
1854 | rego != NULL; |
1855 | rego = rego->next) | |
1856 | { | |
1857 | const struct bfd_arch_info *ap; | |
1858 | ap = bfd_lookup_arch (rego->bfd_architecture, 0); | |
1859 | if (ap == NULL) | |
8e65ff28 AC |
1860 | internal_error (__FILE__, __LINE__, |
1861 | "gdbarch_architecture_names: multi-arch unknown"); | |
b4a20239 AC |
1862 | do |
1863 | { | |
1864 | append_name (&arches, &nr_arches, ap->printable_name); | |
1865 | ap = ap->next; | |
1866 | } | |
1867 | while (ap != NULL); | |
1868 | } | |
1869 | append_name (&arches, &nr_arches, NULL); | |
1870 | return arches; | |
1871 | } | |
1872 | else | |
1873 | /* Just return all the architectures that BFD knows. Assume that | |
1874 | the legacy architecture framework supports them. */ | |
1875 | return bfd_arch_list (); | |
1876 | } | |
1877 | ||
1878 | ||
104c1213 | 1879 | void |
4b9b3959 AC |
1880 | gdbarch_register (enum bfd_architecture bfd_architecture, |
1881 | gdbarch_init_ftype *init, | |
1882 | gdbarch_dump_tdep_ftype *dump_tdep) | |
104c1213 | 1883 | { |
4b9b3959 | 1884 | struct gdbarch_registration **curr; |
104c1213 | 1885 | const struct bfd_arch_info *bfd_arch_info; |
ec3d358c | 1886 | /* Check that BFD recognizes this architecture */ |
104c1213 JM |
1887 | bfd_arch_info = bfd_lookup_arch (bfd_architecture, 0); |
1888 | if (bfd_arch_info == NULL) | |
1889 | { | |
8e65ff28 AC |
1890 | internal_error (__FILE__, __LINE__, |
1891 | "gdbarch: Attempt to register unknown architecture (%d)", | |
1892 | bfd_architecture); | |
104c1213 JM |
1893 | } |
1894 | /* Check that we haven't seen this architecture before */ | |
f44c642f | 1895 | for (curr = &gdbarch_registry; |
104c1213 JM |
1896 | (*curr) != NULL; |
1897 | curr = &(*curr)->next) | |
1898 | { | |
1899 | if (bfd_architecture == (*curr)->bfd_architecture) | |
8e65ff28 AC |
1900 | internal_error (__FILE__, __LINE__, |
1901 | "gdbarch: Duplicate registraration of architecture (%s)", | |
1902 | bfd_arch_info->printable_name); | |
104c1213 JM |
1903 | } |
1904 | /* log it */ | |
1905 | if (gdbarch_debug) | |
1906 | fprintf_unfiltered (gdb_stdlog, "register_gdbarch_init (%s, 0x%08lx)\n", | |
1907 | bfd_arch_info->printable_name, | |
1908 | (long) init); | |
1909 | /* Append it */ | |
4b9b3959 | 1910 | (*curr) = XMALLOC (struct gdbarch_registration); |
104c1213 JM |
1911 | (*curr)->bfd_architecture = bfd_architecture; |
1912 | (*curr)->init = init; | |
4b9b3959 | 1913 | (*curr)->dump_tdep = dump_tdep; |
104c1213 JM |
1914 | (*curr)->arches = NULL; |
1915 | (*curr)->next = NULL; | |
8e1a459b C |
1916 | /* When non- multi-arch, install whatever target dump routine we've |
1917 | been provided - hopefully that routine has been written correctly | |
4b9b3959 AC |
1918 | and works regardless of multi-arch. */ |
1919 | if (!GDB_MULTI_ARCH && dump_tdep != NULL | |
1920 | && startup_gdbarch.dump_tdep == NULL) | |
1921 | startup_gdbarch.dump_tdep = dump_tdep; | |
1922 | } | |
1923 | ||
1924 | void | |
1925 | register_gdbarch_init (enum bfd_architecture bfd_architecture, | |
1926 | gdbarch_init_ftype *init) | |
1927 | { | |
1928 | gdbarch_register (bfd_architecture, init, NULL); | |
104c1213 | 1929 | } |
104c1213 JM |
1930 | |
1931 | ||
1932 | /* Look for an architecture using gdbarch_info. Base search on only | |
1933 | BFD_ARCH_INFO and BYTE_ORDER. */ | |
1934 | ||
1935 | struct gdbarch_list * | |
1936 | gdbarch_list_lookup_by_info (struct gdbarch_list *arches, | |
1937 | const struct gdbarch_info *info) | |
1938 | { | |
1939 | for (; arches != NULL; arches = arches->next) | |
1940 | { | |
1941 | if (info->bfd_arch_info != arches->gdbarch->bfd_arch_info) | |
1942 | continue; | |
1943 | if (info->byte_order != arches->gdbarch->byte_order) | |
1944 | continue; | |
1945 | return arches; | |
1946 | } | |
1947 | return NULL; | |
1948 | } | |
1949 | ||
1950 | ||
1951 | /* Update the current architecture. Return ZERO if the update request | |
1952 | failed. */ | |
1953 | ||
1954 | int | |
16f33e29 | 1955 | gdbarch_update_p (struct gdbarch_info info) |
104c1213 JM |
1956 | { |
1957 | struct gdbarch *new_gdbarch; | |
1958 | struct gdbarch_list **list; | |
4b9b3959 | 1959 | struct gdbarch_registration *rego; |
104c1213 | 1960 | |
b732d07d AC |
1961 | /* Fill in missing parts of the INFO struct using a number of |
1962 | sources: \`\`set ...''; INFOabfd supplied; existing target. */ | |
1963 | ||
1964 | /* \`\`(gdb) set architecture ...'' */ | |
1965 | if (info.bfd_arch_info == NULL | |
1966 | && !TARGET_ARCHITECTURE_AUTO) | |
1967 | info.bfd_arch_info = TARGET_ARCHITECTURE; | |
1968 | if (info.bfd_arch_info == NULL | |
1969 | && info.abfd != NULL | |
1970 | && bfd_get_arch (info.abfd) != bfd_arch_unknown | |
1971 | && bfd_get_arch (info.abfd) != bfd_arch_obscure) | |
1972 | info.bfd_arch_info = bfd_get_arch_info (info.abfd); | |
104c1213 | 1973 | if (info.bfd_arch_info == NULL) |
b732d07d AC |
1974 | info.bfd_arch_info = TARGET_ARCHITECTURE; |
1975 | ||
1976 | /* \`\`(gdb) set byte-order ...'' */ | |
1977 | if (info.byte_order == 0 | |
1978 | && !TARGET_BYTE_ORDER_AUTO) | |
1979 | info.byte_order = TARGET_BYTE_ORDER; | |
1980 | /* From the INFO struct. */ | |
1981 | if (info.byte_order == 0 | |
1982 | && info.abfd != NULL) | |
1983 | info.byte_order = (bfd_big_endian (info.abfd) ? BIG_ENDIAN | |
1984 | : bfd_little_endian (info.abfd) ? LITTLE_ENDIAN | |
1985 | : 0); | |
1986 | /* From the current target. */ | |
104c1213 | 1987 | if (info.byte_order == 0) |
b732d07d | 1988 | info.byte_order = TARGET_BYTE_ORDER; |
104c1213 | 1989 | |
b732d07d AC |
1990 | /* Must have found some sort of architecture. */ |
1991 | gdb_assert (info.bfd_arch_info != NULL); | |
104c1213 JM |
1992 | |
1993 | if (gdbarch_debug) | |
1994 | { | |
1995 | fprintf_unfiltered (gdb_stdlog, | |
b732d07d | 1996 | "gdbarch_update: info.bfd_arch_info %s\n", |
104c1213 JM |
1997 | (info.bfd_arch_info != NULL |
1998 | ? info.bfd_arch_info->printable_name | |
1999 | : "(null)")); | |
2000 | fprintf_unfiltered (gdb_stdlog, | |
b732d07d | 2001 | "gdbarch_update: info.byte_order %d (%s)\n", |
104c1213 JM |
2002 | info.byte_order, |
2003 | (info.byte_order == BIG_ENDIAN ? "big" | |
2004 | : info.byte_order == LITTLE_ENDIAN ? "little" | |
2005 | : "default")); | |
2006 | fprintf_unfiltered (gdb_stdlog, | |
b732d07d | 2007 | "gdbarch_update: info.abfd 0x%lx\n", |
104c1213 JM |
2008 | (long) info.abfd); |
2009 | fprintf_unfiltered (gdb_stdlog, | |
b732d07d | 2010 | "gdbarch_update: info.tdep_info 0x%lx\n", |
104c1213 JM |
2011 | (long) info.tdep_info); |
2012 | } | |
2013 | ||
b732d07d AC |
2014 | /* Find the target that knows about this architecture. */ |
2015 | for (rego = gdbarch_registry; | |
2016 | rego != NULL; | |
2017 | rego = rego->next) | |
2018 | if (rego->bfd_architecture == info.bfd_arch_info->arch) | |
2019 | break; | |
2020 | if (rego == NULL) | |
2021 | { | |
2022 | if (gdbarch_debug) | |
2023 | fprintf_unfiltered (gdb_stdlog, "gdbarch_update: No matching architecture\\n"); | |
2024 | return 0; | |
2025 | } | |
2026 | ||
104c1213 JM |
2027 | /* Ask the target for a replacement architecture. */ |
2028 | new_gdbarch = rego->init (info, rego->arches); | |
2029 | ||
2030 | /* Did the target like it? No. Reject the change. */ | |
2031 | if (new_gdbarch == NULL) | |
2032 | { | |
2033 | if (gdbarch_debug) | |
3d9a5942 | 2034 | fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Target rejected architecture\\n"); |
104c1213 JM |
2035 | return 0; |
2036 | } | |
2037 | ||
2038 | /* Did the architecture change? No. Do nothing. */ | |
2039 | if (current_gdbarch == new_gdbarch) | |
2040 | { | |
2041 | if (gdbarch_debug) | |
3d9a5942 | 2042 | fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Architecture 0x%08lx (%s) unchanged\\n", |
104c1213 JM |
2043 | (long) new_gdbarch, |
2044 | new_gdbarch->bfd_arch_info->printable_name); | |
2045 | return 1; | |
2046 | } | |
2047 | ||
2048 | /* Swap all data belonging to the old target out */ | |
2049 | swapout_gdbarch_swap (current_gdbarch); | |
2050 | ||
2051 | /* Is this a pre-existing architecture? Yes. Swap it in. */ | |
2052 | for (list = ®o->arches; | |
2053 | (*list) != NULL; | |
2054 | list = &(*list)->next) | |
2055 | { | |
2056 | if ((*list)->gdbarch == new_gdbarch) | |
2057 | { | |
2058 | if (gdbarch_debug) | |
4b9b3959 | 2059 | fprintf_unfiltered (gdb_stdlog, |
3d9a5942 | 2060 | "gdbarch_update: Previous architecture 0x%08lx (%s) selected\\n", |
104c1213 JM |
2061 | (long) new_gdbarch, |
2062 | new_gdbarch->bfd_arch_info->printable_name); | |
2063 | current_gdbarch = new_gdbarch; | |
2064 | swapin_gdbarch_swap (new_gdbarch); | |
2065 | return 1; | |
2066 | } | |
2067 | } | |
4b9b3959 | 2068 | |
104c1213 JM |
2069 | /* Append this new architecture to this targets list. */ |
2070 | (*list) = XMALLOC (struct gdbarch_list); | |
2071 | (*list)->next = NULL; | |
2072 | (*list)->gdbarch = new_gdbarch; | |
2073 | ||
2074 | /* Switch to this new architecture. Dump it out. */ | |
2075 | current_gdbarch = new_gdbarch; | |
2076 | if (gdbarch_debug) | |
2077 | { | |
2078 | fprintf_unfiltered (gdb_stdlog, | |
3d9a5942 | 2079 | "gdbarch_update: New architecture 0x%08lx (%s) selected\\n", |
104c1213 JM |
2080 | (long) new_gdbarch, |
2081 | new_gdbarch->bfd_arch_info->printable_name); | |
104c1213 JM |
2082 | } |
2083 | ||
4b9b3959 AC |
2084 | /* Check that the newly installed architecture is valid. Plug in |
2085 | any post init values. */ | |
2086 | new_gdbarch->dump_tdep = rego->dump_tdep; | |
104c1213 JM |
2087 | verify_gdbarch (new_gdbarch); |
2088 | ||
2089 | /* Initialize the per-architecture memory (swap) areas. | |
2090 | CURRENT_GDBARCH must be update before these modules are | |
2091 | called. */ | |
2092 | init_gdbarch_swap (new_gdbarch); | |
2093 | ||
b3cc3077 JB |
2094 | /* Initialize the per-architecture data-pointer of all parties that |
2095 | registered an interest in this architecture. CURRENT_GDBARCH | |
2096 | must be updated before these modules are called. */ | |
2097 | init_gdbarch_data (new_gdbarch); | |
2098 | ||
4b9b3959 AC |
2099 | if (gdbarch_debug) |
2100 | gdbarch_dump (current_gdbarch, gdb_stdlog); | |
2101 | ||
104c1213 JM |
2102 | return 1; |
2103 | } | |
2104 | ||
2105 | ||
104c1213 JM |
2106 | /* Disassembler */ |
2107 | ||
2108 | /* Pointer to the target-dependent disassembly function. */ | |
2109 | int (*tm_print_insn) (bfd_vma, disassemble_info *); | |
2110 | disassemble_info tm_print_insn_info; | |
2111 | ||
2112 | ||
104c1213 | 2113 | extern void _initialize_gdbarch (void); |
b4a20239 | 2114 | |
104c1213 | 2115 | void |
34620563 | 2116 | _initialize_gdbarch (void) |
104c1213 | 2117 | { |
59233f88 AC |
2118 | struct cmd_list_element *c; |
2119 | ||
104c1213 JM |
2120 | INIT_DISASSEMBLE_INFO_NO_ARCH (tm_print_insn_info, gdb_stdout, (fprintf_ftype)fprintf_filtered); |
2121 | tm_print_insn_info.flavour = bfd_target_unknown_flavour; | |
2122 | tm_print_insn_info.read_memory_func = dis_asm_read_memory; | |
2123 | tm_print_insn_info.memory_error_func = dis_asm_memory_error; | |
2124 | tm_print_insn_info.print_address_func = dis_asm_print_address; | |
2125 | ||
59233f88 | 2126 | add_show_from_set (add_set_cmd ("arch", |
104c1213 JM |
2127 | class_maintenance, |
2128 | var_zinteger, | |
2129 | (char *)&gdbarch_debug, | |
3d9a5942 | 2130 | "Set architecture debugging.\\n\\ |
59233f88 AC |
2131 | When non-zero, architecture debugging is enabled.", &setdebuglist), |
2132 | &showdebuglist); | |
2133 | c = add_set_cmd ("archdebug", | |
2134 | class_maintenance, | |
2135 | var_zinteger, | |
2136 | (char *)&gdbarch_debug, | |
3d9a5942 | 2137 | "Set architecture debugging.\\n\\ |
59233f88 AC |
2138 | When non-zero, architecture debugging is enabled.", &setlist); |
2139 | ||
2140 | deprecate_cmd (c, "set debug arch"); | |
2141 | deprecate_cmd (add_show_from_set (c, &showlist), "show debug arch"); | |
104c1213 JM |
2142 | } |
2143 | EOF | |
2144 | ||
2145 | # close things off | |
2146 | exec 1>&2 | |
2147 | #../move-if-change new-gdbarch.c gdbarch.c | |
59233f88 | 2148 | compare_new gdbarch.c |