1 /* ieee.c -- Read and write IEEE-695 debugging information.
2 Copyright (C) 1996 Free Software Foundation, Inc.
3 Written by Ian Lance Taylor <ian@cygnus.com>.
5 This file is part of GNU Binutils.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22 /* This file reads and writes IEEE-695 debugging information. */
30 #include "libiberty.h"
34 /* This structure holds an entry on the block stack. */
38 /* The kind of block. */
40 /* The source file name, for a BB5 block. */
42 /* The index of the function type, for a BB4 or BB6 block. */
46 /* This structure is the block stack. */
48 #define BLOCKSTACK_SIZE (16)
50 struct ieee_blockstack
52 /* The stack pointer. */
53 struct ieee_block *bsp;
55 struct ieee_block stack[BLOCKSTACK_SIZE];
58 /* This structure holds information for a variable. */
68 /* Slot if we make an indirect type. */
70 /* Kind of variable or function. */
82 /* This structure holds all the variables. */
86 /* Number of slots allocated. */
89 struct ieee_var *vars;
92 /* This structure holds information for a type. We need this because
93 we don't want to represent bitfields as real types. */
99 /* Slot if this is type is referenced before it is defined. */
101 /* Slots for arguments if we make indirect types for them. */
102 debug_type *arg_slots;
103 /* If this is a bitfield, this is the size in bits. If this is not
104 a bitfield, this is zero. */
105 unsigned long bitsize;
108 /* This structure holds all the type information. */
112 /* Number of slots allocated. */
115 struct ieee_type *types;
117 #define BUILTIN_TYPE_COUNT (60)
118 debug_type builtins[BUILTIN_TYPE_COUNT];
121 /* This structure holds a linked last of structs with their tag names,
122 so that we can convert them to C++ classes if necessary. */
127 struct ieee_tag *next;
130 /* The type of the tag. */
132 /* The tagged type is an indirect type pointing at this slot. */
134 /* This is an array of slots used when a field type is converted
135 into a indirect type, in case it needs to be later converted into
140 /* This structure holds the information we pass around to the parsing
145 /* The debugging handle. */
149 /* The start of the bytes to be parsed. */
150 const bfd_byte *bytes;
151 /* The end of the bytes to be parsed. */
152 const bfd_byte *pend;
153 /* The block stack. */
154 struct ieee_blockstack blockstack;
156 struct ieee_vars vars;
158 struct ieee_types types;
159 /* The list of tagged structs. */
160 struct ieee_tag *tags;
163 /* Basic builtin types, not including the pointers. */
169 builtin_signed_char = 2,
170 builtin_unsigned_char = 3,
171 builtin_signed_short_int = 4,
172 builtin_unsigned_short_int = 5,
173 builtin_signed_long = 6,
174 builtin_unsigned_long = 7,
175 builtin_signed_long_long = 8,
176 builtin_unsigned_long_long = 9,
179 builtin_long_double = 12,
180 builtin_long_long_double = 13,
181 builtin_quoted_string = 14,
182 builtin_instruction_address = 15,
184 builtin_unsigned = 17,
185 builtin_unsigned_int = 18,
189 builtin_unsigned_short = 22,
190 builtin_short_int = 23,
191 builtin_signed_short = 24,
192 builtin_bcd_float = 25
195 /* These are the values found in the derivation flags of a 'b'
196 component record of a 'T' type extension record in a C++ pmisc
197 record. These are bitmasks. */
199 /* Set for a private base class, clear for a public base class.
200 Protected base classes are not supported. */
201 #define BASEFLAGS_PRIVATE (0x1)
202 /* Set for a virtual base class. */
203 #define BASEFLAGS_VIRTUAL (0x2)
204 /* Set for a friend class, clear for a base class. */
205 #define BASEFLAGS_FRIEND (0x10)
207 /* These are the values found in the specs flags of a 'd', 'm', or 'v'
208 component record of a 'T' type extension record in a C++ pmisc
209 record. The same flags are used for a 'M' record in a C++ pmisc
212 /* The lower two bits hold visibility information. */
213 #define CXXFLAGS_VISIBILITY (0x3)
214 /* This value in the lower two bits indicates a public member. */
215 #define CXXFLAGS_VISIBILITY_PUBLIC (0x0)
216 /* This value in the lower two bits indicates a private member. */
217 #define CXXFLAGS_VISIBILITY_PRIVATE (0x1)
218 /* This value in the lower two bits indicates a protected member. */
219 #define CXXFLAGS_VISIBILITY_PROTECTED (0x2)
220 /* Set for a static member. */
221 #define CXXFLAGS_STATIC (0x4)
222 /* Set for a virtual override. */
223 #define CXXFLAGS_OVERRIDE (0x8)
224 /* Set for a friend function. */
225 #define CXXFLAGS_FRIEND (0x10)
226 /* Set for a const function. */
227 #define CXXFLAGS_CONST (0x20)
228 /* Set for a volatile function. */
229 #define CXXFLAGS_VOLATILE (0x40)
230 /* Set for an overloaded function. */
231 #define CXXFLAGS_OVERLOADED (0x80)
232 /* Set for an operator function. */
233 #define CXXFLAGS_OPERATOR (0x100)
234 /* Set for a constructor or destructor. */
235 #define CXXFLAGS_CTORDTOR (0x400)
236 /* Set for a constructor. */
237 #define CXXFLAGS_CTOR (0x200)
238 /* Set for an inline function. */
239 #define CXXFLAGS_INLINE (0x800)
241 /* Local functions. */
243 static void ieee_error
244 PARAMS ((struct ieee_info *, const bfd_byte *, const char *));
245 static void ieee_eof PARAMS ((struct ieee_info *));
246 static char *savestring PARAMS ((const char *, unsigned long));
247 static boolean ieee_read_number
248 PARAMS ((struct ieee_info *, const bfd_byte **, bfd_vma *));
249 static boolean ieee_read_optional_number
250 PARAMS ((struct ieee_info *, const bfd_byte **, bfd_vma *, boolean *));
251 static boolean ieee_read_id
252 PARAMS ((struct ieee_info *, const bfd_byte **, const char **,
254 static boolean ieee_read_optional_id
255 PARAMS ((struct ieee_info *, const bfd_byte **, const char **,
256 unsigned long *, boolean *));
257 static boolean ieee_read_expression
258 PARAMS ((struct ieee_info *, const bfd_byte **, bfd_vma *));
259 static debug_type ieee_builtin_type
260 PARAMS ((struct ieee_info *, const bfd_byte *, unsigned int));
261 static boolean ieee_alloc_type
262 PARAMS ((struct ieee_info *, unsigned int, boolean));
263 static boolean ieee_read_type_index
264 PARAMS ((struct ieee_info *, const bfd_byte **, debug_type *));
265 static int ieee_regno_to_genreg PARAMS ((bfd *, int));
266 static int ieee_genreg_to_regno PARAMS ((bfd *, int));
267 static boolean parse_ieee_bb PARAMS ((struct ieee_info *, const bfd_byte **));
268 static boolean parse_ieee_be PARAMS ((struct ieee_info *, const bfd_byte **));
269 static boolean parse_ieee_nn PARAMS ((struct ieee_info *, const bfd_byte **));
270 static boolean parse_ieee_ty PARAMS ((struct ieee_info *, const bfd_byte **));
271 static boolean parse_ieee_atn PARAMS ((struct ieee_info *, const bfd_byte **));
272 static boolean ieee_read_cxx_misc
273 PARAMS ((struct ieee_info *, const bfd_byte **, unsigned long));
274 static boolean ieee_read_cxx_class
275 PARAMS ((struct ieee_info *, const bfd_byte **, unsigned long));
276 static boolean ieee_read_cxx_defaults
277 PARAMS ((struct ieee_info *, const bfd_byte **, unsigned long));
278 static boolean ieee_read_reference
279 PARAMS ((struct ieee_info *, const bfd_byte **));
280 static boolean ieee_require_asn
281 PARAMS ((struct ieee_info *, const bfd_byte **, bfd_vma *));
282 static boolean ieee_require_atn65
283 PARAMS ((struct ieee_info *, const bfd_byte **, const char **,
286 /* Report an error in the IEEE debugging information. */
289 ieee_error (info, p, s)
290 struct ieee_info *info;
295 fprintf (stderr, "%s: 0x%lx: %s (0x%x)\n", bfd_get_filename (info->abfd),
296 (unsigned long) (p - info->bytes), s, *p);
298 fprintf (stderr, "%s: %s\n", bfd_get_filename (info->abfd), s);
301 /* Report an unexpected EOF in the IEEE debugging information. */
305 struct ieee_info *info;
307 ieee_error (info, (const bfd_byte *) NULL,
308 "unexpected end of debugging information");
311 /* Save a string in memory. */
314 savestring (start, len)
320 ret = (char *) xmalloc (len + 1);
321 memcpy (ret, start, len);
326 /* Read a number which must be present in an IEEE file. */
329 ieee_read_number (info, pp, pv)
330 struct ieee_info *info;
334 return ieee_read_optional_number (info, pp, pv, (boolean *) NULL);
337 /* Read a number in an IEEE file. If ppresent is not NULL, the number
338 need not be there. */
341 ieee_read_optional_number (info, pp, pv, ppresent)
342 struct ieee_info *info;
347 ieee_record_enum_type b;
349 if (*pp >= info->pend)
351 if (ppresent != NULL)
360 b = (ieee_record_enum_type) **pp;
363 if (b <= ieee_number_end_enum)
366 if (ppresent != NULL)
371 if (b >= ieee_number_repeat_start_enum && b <= ieee_number_repeat_end_enum)
375 i = (int) b - (int) ieee_number_repeat_start_enum;
376 if (*pp + i - 1 >= info->pend)
390 if (ppresent != NULL)
396 if (ppresent != NULL)
403 ieee_error (info, *pp - 1, "invalid number");
407 /* Read a required string from an IEEE file. */
410 ieee_read_id (info, pp, pname, pnamlen)
411 struct ieee_info *info;
414 unsigned long *pnamlen;
416 return ieee_read_optional_id (info, pp, pname, pnamlen, (boolean *) NULL);
419 /* Read a string from an IEEE file. If ppresent is not NULL, the
420 string is optional. */
423 ieee_read_optional_id (info, pp, pname, pnamlen, ppresent)
424 struct ieee_info *info;
427 unsigned long *pnamlen;
433 if (*pp >= info->pend)
444 else if ((ieee_record_enum_type) b == ieee_extension_length_1_enum)
449 else if ((ieee_record_enum_type) b == ieee_extension_length_2_enum)
451 len = (**pp << 8) + (*pp)[1];
456 if (ppresent != NULL)
462 ieee_error (info, *pp - 1, "invalid string length");
466 if ((unsigned long) (info->pend - *pp) < len)
472 *pname = (const char *) *pp;
476 if (ppresent != NULL)
482 /* Read an expression from an IEEE file. Since this code is only used
483 to parse debugging information, I haven't bothered to write a full
484 blown IEEE expression parser. I've only thrown in the things I've
485 seen in debugging information. This can be easily extended if
489 ieee_read_expression (info, pp, pv)
490 struct ieee_info *info;
494 const bfd_byte *expr_start;
495 #define EXPR_STACK_SIZE (10)
496 bfd_vma expr_stack[EXPR_STACK_SIZE];
505 const bfd_byte *start;
508 ieee_record_enum_type c;
512 if (! ieee_read_optional_number (info, pp, &val, &present))
517 if (esp - expr_stack >= EXPR_STACK_SIZE)
519 ieee_error (info, start, "expression stack overflow");
526 c = (ieee_record_enum_type) **pp;
528 if (c >= ieee_module_beginning_enum)
539 ieee_error (info, start, "unsupported IEEE expression operator");
542 case ieee_variable_R_enum:
547 if (! ieee_read_number (info, pp, &indx))
549 for (s = info->abfd->sections; s != NULL; s = s->next)
550 if ((bfd_vma) s->target_index == indx)
554 ieee_error (info, start, "unknown section");
558 if (esp - expr_stack >= EXPR_STACK_SIZE)
560 ieee_error (info, start, "expression stack overflow");
564 *esp++ = bfd_get_section_vma (info->abfd, s);
568 case ieee_function_plus_enum:
569 case ieee_function_minus_enum:
573 if (esp - expr_stack < 2)
575 ieee_error (info, start, "expression stack underflow");
587 if (esp - 1 != expr_stack)
589 ieee_error (info, expr_start, "expression stack mismatch");
598 /* Return an IEEE builtin type. */
601 ieee_builtin_type (info, p, indx)
602 struct ieee_info *info;
610 if (indx < BUILTIN_TYPE_COUNT
611 && info->types.builtins[indx] != DEBUG_TYPE_NULL)
612 return info->types.builtins[indx];
614 dhandle = info->dhandle;
616 if (indx >= 32 && indx < 64)
618 type = debug_make_pointer_type (dhandle,
619 ieee_builtin_type (info, p, indx - 32));
620 assert (indx < BUILTIN_TYPE_COUNT);
621 info->types.builtins[indx] = type;
625 switch ((enum builtin_types) indx)
628 ieee_error (info, p, "unknown builtin type");
631 case builtin_unknown:
632 type = debug_make_void_type (dhandle);
637 type = debug_make_void_type (dhandle);
641 case builtin_signed_char:
642 type = debug_make_int_type (dhandle, 1, false);
643 name = "signed char";
646 case builtin_unsigned_char:
647 type = debug_make_int_type (dhandle, 1, true);
648 name = "unsigned char";
651 case builtin_signed_short_int:
652 type = debug_make_int_type (dhandle, 2, false);
653 name = "signed short int";
656 case builtin_unsigned_short_int:
657 type = debug_make_int_type (dhandle, 2, true);
658 name = "unsigned short int";
661 case builtin_signed_long:
662 type = debug_make_int_type (dhandle, 4, false);
663 name = "signed long";
666 case builtin_unsigned_long:
667 type = debug_make_int_type (dhandle, 4, true);
668 name = "unsigned long";
671 case builtin_signed_long_long:
672 type = debug_make_int_type (dhandle, 8, false);
673 name = "signed long long";
676 case builtin_unsigned_long_long:
677 type = debug_make_int_type (dhandle, 8, true);
678 name = "unsigned long long";
682 type = debug_make_float_type (dhandle, 4);
687 type = debug_make_float_type (dhandle, 8);
691 case builtin_long_double:
692 /* FIXME: The size for this type should depend upon the
694 type = debug_make_float_type (dhandle, 12);
695 name = "long double";
698 case builtin_long_long_double:
699 type = debug_make_float_type (dhandle, 16);
700 name = "long long double";
703 case builtin_quoted_string:
704 type = debug_make_array_type (dhandle,
705 ieee_builtin_type (info, p,
708 ieee_builtin_type (info, p,
712 name = "QUOTED STRING";
715 case builtin_instruction_address:
716 /* FIXME: This should be a code address. */
717 type = debug_make_int_type (dhandle, 4, true);
718 name = "instruction address";
722 /* FIXME: The size for this type should depend upon the
724 type = debug_make_int_type (dhandle, 4, false);
728 case builtin_unsigned:
729 /* FIXME: The size for this type should depend upon the
731 type = debug_make_int_type (dhandle, 4, true);
735 case builtin_unsigned_int:
736 /* FIXME: The size for this type should depend upon the
738 type = debug_make_int_type (dhandle, 4, true);
739 name = "unsigned int";
743 type = debug_make_int_type (dhandle, 1, false);
748 type = debug_make_int_type (dhandle, 4, false);
753 type = debug_make_int_type (dhandle, 2, false);
757 case builtin_unsigned_short:
758 type = debug_make_int_type (dhandle, 2, true);
759 name = "unsigned short";
762 case builtin_short_int:
763 type = debug_make_int_type (dhandle, 2, false);
767 case builtin_signed_short:
768 type = debug_make_int_type (dhandle, 2, false);
769 name = "signed short";
772 case builtin_bcd_float:
773 ieee_error (info, p, "BCD float type not supported");
778 type = debug_name_type (dhandle, name, type);
780 assert (indx < BUILTIN_TYPE_COUNT);
782 info->types.builtins[indx] = type;
787 /* Allocate more space in the type table. If ref is true, this is a
788 reference to the type; if it is not already defined, we should set
789 up an indirect type. */
792 ieee_alloc_type (info, indx, ref)
793 struct ieee_info *info;
798 register struct ieee_type *t;
799 struct ieee_type *tend;
801 if (indx >= info->types.alloc)
803 nalloc = info->types.alloc;
806 while (indx >= nalloc)
809 info->types.types = ((struct ieee_type *)
810 xrealloc (info->types.types,
811 nalloc * sizeof *info->types.types));
813 memset (info->types.types + info->types.alloc, 0,
814 (nalloc - info->types.alloc) * sizeof *info->types.types);
816 tend = info->types.types + nalloc;
817 for (t = info->types.types + info->types.alloc; t < tend; t++)
818 t->type = DEBUG_TYPE_NULL;
820 info->types.alloc = nalloc;
825 t = info->types.types + indx;
828 t->pslot = (debug_type *) xmalloc (sizeof *t->pslot);
829 *t->pslot = DEBUG_TYPE_NULL;
830 t->type = debug_make_indirect_type (info->dhandle, t->pslot,
831 (const char *) NULL);
840 /* Read a type index and return the corresponding type. */
843 ieee_read_type_index (info, pp, ptype)
844 struct ieee_info *info;
848 const bfd_byte *start;
853 if (! ieee_read_number (info, pp, &indx))
858 *ptype = ieee_builtin_type (info, start, indx);
865 if (! ieee_alloc_type (info, indx, true))
868 *ptype = info->types.types[indx].type;
873 /* Parse IEEE debugging information for a file. This is passed the
874 bytes which compose the Debug Information Part of an IEEE file. */
877 parse_ieee (dhandle, abfd, bytes, len)
880 const bfd_byte *bytes;
883 struct ieee_info info;
885 const bfd_byte *p, *pend;
887 info.dhandle = dhandle;
890 info.pend = bytes + len;
891 info.blockstack.bsp = info.blockstack.stack;
893 info.vars.vars = NULL;
894 info.types.alloc = 0;
895 info.types.types = NULL;
897 for (i = 0; i < BUILTIN_TYPE_COUNT; i++)
898 info.types.builtins[i] = DEBUG_TYPE_NULL;
904 const bfd_byte *record_start;
905 ieee_record_enum_type c;
909 c = (ieee_record_enum_type) *p++;
911 if (c == ieee_at_record_enum)
912 c = (ieee_record_enum_type) (((unsigned int) c << 8) | *p++);
914 if (c <= ieee_number_repeat_end_enum)
916 ieee_error (&info, record_start, "unexpected number");
923 ieee_error (&info, record_start, "unexpected record type");
926 case ieee_bb_record_enum:
927 if (! parse_ieee_bb (&info, &p))
931 case ieee_be_record_enum:
932 if (! parse_ieee_be (&info, &p))
937 if (! parse_ieee_nn (&info, &p))
941 case ieee_ty_record_enum:
942 if (! parse_ieee_ty (&info, &p))
946 case ieee_atn_record_enum:
947 if (! parse_ieee_atn (&info, &p))
953 if (info.blockstack.bsp != info.blockstack.stack)
955 ieee_error (&info, (const bfd_byte *) NULL,
956 "blocks left on stack at end");
963 /* Handle an IEEE BB record. */
966 parse_ieee_bb (info, pp)
967 struct ieee_info *info;
970 const bfd_byte *block_start;
974 unsigned long namlen;
983 if (! ieee_read_number (info, pp, &size)
984 || ! ieee_read_id (info, pp, &name, &namlen))
987 fnindx = (unsigned int) -1;
992 /* BB1: Type definitions local to a module. */
993 namcopy = savestring (name, namlen);
996 if (! debug_set_filename (info->dhandle, namcopy))
1001 /* BB2: Global type definitions. The name is supposed to be
1002 empty, but we don't check. */
1003 if (! debug_set_filename (info->dhandle, "*global*"))
1008 /* BB3: High level module block begin. We don't have to do
1009 anything here. The name is supposed to be the same as for
1010 the BB1, but we don't check. */
1014 /* BB4: Global function. */
1016 bfd_vma stackspace, typindx, offset;
1017 debug_type return_type;
1019 if (! ieee_read_number (info, pp, &stackspace)
1020 || ! ieee_read_number (info, pp, &typindx)
1021 || ! ieee_read_expression (info, pp, &offset))
1024 /* We have no way to record the stack space. FIXME. */
1028 return_type = ieee_builtin_type (info, block_start, typindx);
1029 if (return_type == DEBUG_TYPE_NULL)
1035 if (! ieee_alloc_type (info, typindx, true))
1038 return_type = info->types.types[typindx].type;
1039 if (debug_get_type_kind (info->dhandle, return_type)
1040 == DEBUG_KIND_FUNCTION)
1041 return_type = debug_get_return_type (info->dhandle,
1045 namcopy = savestring (name, namlen);
1046 if (namcopy == NULL)
1048 if (! debug_record_function (info->dhandle, namcopy, return_type,
1055 /* BB5: File name for source line numbers. */
1059 /* We ignore the date and time. FIXME. */
1060 for (i = 0; i < 6; i++)
1065 if (! ieee_read_optional_number (info, pp, &ignore, &present))
1071 namcopy = savestring (name, namlen);
1072 if (namcopy == NULL)
1074 if (! debug_start_source (info->dhandle, namcopy))
1080 /* BB6: Local function or block. */
1082 bfd_vma stackspace, typindx, offset;
1084 if (! ieee_read_number (info, pp, &stackspace)
1085 || ! ieee_read_number (info, pp, &typindx)
1086 || ! ieee_read_expression (info, pp, &offset))
1089 /* We have no way to record the stack space. FIXME. */
1093 if (! debug_start_block (info->dhandle, offset))
1095 /* Change b to indicate that this is a block
1096 rather than a function. */
1101 debug_type return_type;
1105 return_type = ieee_builtin_type (info, block_start, typindx);
1106 if (return_type == NULL)
1112 if (! ieee_alloc_type (info, typindx, true))
1115 return_type = info->types.types[typindx].type;
1116 if (debug_get_type_kind (info->dhandle, return_type)
1117 == DEBUG_KIND_FUNCTION)
1118 return_type = debug_get_return_type (info->dhandle,
1122 namcopy = savestring (name, namlen);
1123 if (namcopy == NULL)
1125 if (! debug_record_function (info->dhandle, namcopy, return_type,
1133 /* BB10: Assembler module scope. We completely ignore all this
1134 information. FIXME. */
1136 const char *inam, *vstr;
1137 unsigned long inamlen, vstrlen;
1142 if (! ieee_read_id (info, pp, &inam, &inamlen)
1143 || ! ieee_read_number (info, pp, &tool_type)
1144 || ! ieee_read_optional_id (info, pp, &vstr, &vstrlen, &present))
1146 for (i = 0; i < 6; i++)
1150 if (! ieee_read_optional_number (info, pp, &ignore, &present))
1159 /* BB11: Module section. We completely ignore all this
1160 information. FIXME. */
1162 bfd_vma sectype, secindx, offset, map;
1165 if (! ieee_read_number (info, pp, §ype)
1166 || ! ieee_read_number (info, pp, &secindx)
1167 || ! ieee_read_expression (info, pp, &offset)
1168 || ! ieee_read_optional_number (info, pp, &map, &present))
1174 ieee_error (info, block_start, "unknown BB type");
1179 /* Push this block on the block stack. */
1181 if (info->blockstack.bsp >= info->blockstack.stack + BLOCKSTACK_SIZE)
1183 ieee_error (info, (const bfd_byte *) NULL, "stack overflow");
1187 info->blockstack.bsp->kind = b;
1189 info->blockstack.bsp->filename = namcopy;
1190 info->blockstack.bsp->fnindx = fnindx;
1191 ++info->blockstack.bsp;
1196 /* Handle an IEEE BE record. */
1199 parse_ieee_be (info, pp)
1200 struct ieee_info *info;
1201 const bfd_byte **pp;
1205 if (info->blockstack.bsp <= info->blockstack.stack)
1207 ieee_error (info, *pp, "stack underflow");
1210 --info->blockstack.bsp;
1212 switch (info->blockstack.bsp->kind)
1216 if (! ieee_read_expression (info, pp, &offset))
1218 if (! debug_end_function (info->dhandle, offset))
1223 /* This is BE6 when BB6 started a block rather than a local
1225 if (! ieee_read_expression (info, pp, &offset))
1227 if (! debug_end_block (info->dhandle, offset))
1232 /* When we end a BB5, we look up the stack for the last BB5, if
1233 there is one, so that we can call debug_start_source. */
1234 if (info->blockstack.bsp > info->blockstack.stack)
1236 struct ieee_block *bl;
1238 bl = info->blockstack.bsp;
1244 if (! debug_start_source (info->dhandle, bl->filename))
1249 while (bl != info->blockstack.stack);
1254 if (! ieee_read_expression (info, pp, &offset))
1256 /* We just ignore the module size. FIXME. */
1260 /* Other block types do not have any trailing information. */
1267 /* Parse an NN record. */
1270 parse_ieee_nn (info, pp)
1271 struct ieee_info *info;
1272 const bfd_byte **pp;
1274 const bfd_byte *nn_start;
1277 unsigned long namlen;
1281 if (! ieee_read_number (info, pp, &varindx)
1282 || ! ieee_read_id (info, pp, &name, &namlen))
1287 ieee_error (info, nn_start, "illegal variable index");
1292 if (varindx >= info->vars.alloc)
1296 alloc = info->vars.alloc;
1299 while (varindx >= alloc)
1301 info->vars.vars = ((struct ieee_var *)
1302 xrealloc (info->vars.vars,
1303 alloc * sizeof *info->vars.vars));
1304 memset (info->vars.vars + info->vars.alloc, 0,
1305 (alloc - info->vars.alloc) * sizeof *info->vars.vars);
1306 info->vars.alloc = alloc;
1309 info->vars.vars[varindx].name = name;
1310 info->vars.vars[varindx].namlen = namlen;
1315 /* Parse a TY record. */
1318 parse_ieee_ty (info, pp)
1319 struct ieee_info *info;
1320 const bfd_byte **pp;
1322 const bfd_byte *ty_start, *ty_var_start, *ty_code_start;
1323 bfd_vma typeindx, varindx, tc;
1325 boolean tag, typdef;
1326 debug_type *arg_slots;
1327 unsigned long type_bitsize;
1332 if (! ieee_read_number (info, pp, &typeindx))
1337 ieee_error (info, ty_start, "illegal type index");
1342 if (! ieee_alloc_type (info, typeindx, false))
1347 ieee_error (info, *pp, "unknown TY code");
1354 if (! ieee_read_number (info, pp, &varindx))
1359 ieee_error (info, ty_var_start, "illegal variable index");
1364 if (varindx >= info->vars.alloc || info->vars.vars[varindx].name == NULL)
1366 ieee_error (info, ty_var_start, "undefined variable in TY");
1370 ty_code_start = *pp;
1372 if (! ieee_read_number (info, pp, &tc))
1375 dhandle = info->dhandle;
1384 ieee_error (info, ty_code_start, "unknown TY code");
1388 /* Unknown type, with size. We treat it as int. FIXME. */
1392 if (! ieee_read_number (info, pp, &size))
1394 type = debug_make_int_type (dhandle, size, false);
1398 case 'A': /* Array. */
1399 case 'a': /* FORTRAN array in column/row order. FIXME: Not
1400 distinguished from normal array. */
1402 debug_type ele_type;
1403 bfd_vma lower, upper;
1405 if (! ieee_read_type_index (info, pp, &ele_type)
1406 || ! ieee_read_number (info, pp, &lower)
1407 || ! ieee_read_number (info, pp, &upper))
1409 type = debug_make_array_type (dhandle, ele_type,
1410 ieee_builtin_type (info, ty_code_start,
1413 (bfd_signed_vma) lower,
1414 (bfd_signed_vma) upper,
1420 /* Simple enumeration. */
1426 bfd_signed_vma *vals;
1429 if (! ieee_read_number (info, pp, &size))
1431 /* FIXME: we ignore the enumeration size. */
1434 names = (const char **) xmalloc (alloc * sizeof *names);
1435 memset (names, 0, alloc * sizeof *names);
1440 unsigned long namlen;
1443 if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
1451 names = ((const char **)
1452 xrealloc (names, alloc * sizeof *names));
1455 names[c] = savestring (name, namlen);
1456 if (names[c] == NULL)
1463 vals = (bfd_signed_vma *) xmalloc (c * sizeof *vals);
1464 for (i = 0; i < c; i++)
1467 type = debug_make_enum_type (dhandle, names, vals);
1473 /* Struct with bit fields. */
1477 debug_field *fields;
1480 if (! ieee_read_number (info, pp, &size))
1484 fields = (debug_field *) xmalloc (alloc * sizeof *fields);
1489 unsigned long namlen;
1492 bfd_vma bitpos, bitsize;
1494 if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
1498 if (! ieee_read_type_index (info, pp, &ftype)
1499 || ! ieee_read_number (info, pp, &bitpos)
1500 || ! ieee_read_number (info, pp, &bitsize))
1506 fields = ((debug_field *)
1507 xrealloc (fields, alloc * sizeof *fields));
1510 fields[c] = debug_make_field (dhandle, savestring (name, namlen),
1511 ftype, bitpos, bitsize,
1512 DEBUG_VISIBILITY_PUBLIC);
1513 if (fields[c] == NULL)
1520 type = debug_make_struct_type (dhandle, true, size, fields);
1530 bfd_signed_vma *vals;
1534 names = (const char **) xmalloc (alloc * sizeof *names);
1535 vals = (bfd_signed_vma *) xmalloc (alloc * sizeof *names);
1540 unsigned long namlen;
1544 if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
1548 if (! ieee_read_number (info, pp, &val))
1551 /* If the length of the name is zero, then the value is
1552 actually the size of the enum. We ignore this
1553 information. FIXME. */
1560 names = ((const char **)
1561 xrealloc (names, alloc * sizeof *names));
1562 vals = ((bfd_signed_vma *)
1563 xrealloc (vals, alloc * sizeof *vals));
1566 names[c] = savestring (name, namlen);
1567 if (names[c] == NULL)
1569 vals[c] = (bfd_signed_vma) val;
1575 type = debug_make_enum_type (dhandle, names, vals);
1580 case 'O': /* Small pointer. We don't distinguish small and large
1582 case 'P': /* Large pointer. */
1586 if (! ieee_read_type_index (info, pp, &t))
1588 type = debug_make_pointer_type (dhandle, t);
1595 bfd_vma low, high, signedp, size;
1597 if (! ieee_read_number (info, pp, &low)
1598 || ! ieee_read_number (info, pp, &high)
1599 || ! ieee_read_number (info, pp, &signedp)
1600 || ! ieee_read_number (info, pp, &size))
1603 type = debug_make_range_type (dhandle,
1604 debug_make_int_type (dhandle, size,
1606 (bfd_signed_vma) low,
1607 (bfd_signed_vma) high);
1611 case 'S': /* Struct. */
1612 case 'U': /* Union. */
1616 debug_field *fields;
1619 if (! ieee_read_number (info, pp, &size))
1623 fields = (debug_field *) xmalloc (alloc * sizeof *fields);
1628 unsigned long namlen;
1635 if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
1639 if (! ieee_read_number (info, pp, &tindx)
1640 || ! ieee_read_number (info, pp, &offset))
1645 ftype = ieee_builtin_type (info, ty_code_start, tindx);
1651 struct ieee_type *t;
1654 if (! ieee_alloc_type (info, tindx, true))
1656 t = info->types.types + tindx;
1658 bitsize = t->bitsize;
1666 fields = ((debug_field *)
1667 xrealloc (fields, alloc * sizeof *fields));
1670 fields[c] = debug_make_field (dhandle, savestring (name, namlen),
1671 ftype, offset, bitsize,
1672 DEBUG_VISIBILITY_PUBLIC);
1673 if (fields[c] == NULL)
1680 type = debug_make_struct_type (dhandle, tc == 'S', size, fields);
1687 if (! ieee_read_type_index (info, pp, &type))
1693 /* Procedure. FIXME: This is an extern declaration, which we
1694 have no way of representing. */
1700 struct ieee_var *pv;
1702 /* FIXME: We ignore the attribute and the argument names. */
1704 if (! ieee_read_number (info, pp, &attr)
1705 || ! ieee_read_type_index (info, pp, &rtype)
1706 || ! ieee_read_number (info, pp, &nargs))
1711 unsigned long namlen;
1713 if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
1718 pv = info->vars.vars + varindx;
1719 pv->kind = IEEE_EXTERNAL;
1721 && debug_get_type_kind (dhandle, rtype) == DEBUG_KIND_POINTER)
1723 /* Set up the return type as an indirect type pointing to
1724 the variable slot, so that we can change it to a
1725 reference later if appropriate. */
1726 pv->pslot = (debug_type *) xmalloc (sizeof *pv->pslot);
1728 rtype = debug_make_indirect_type (dhandle, pv->pslot,
1729 (const char *) NULL);
1732 type = debug_make_function_type (dhandle, rtype, (debug_type *) NULL,
1738 /* Array with 0 lower bound. */
1743 if (! ieee_read_type_index (info, pp, &etype)
1744 || ! ieee_read_number (info, pp, &high))
1747 type = debug_make_array_type (dhandle, etype,
1748 ieee_builtin_type (info, ty_code_start,
1751 0, (bfd_signed_vma) high, false);
1755 case 'c': /* Complex. */
1756 case 'd': /* Double complex. */
1759 unsigned long namlen;
1761 /* FIXME: I don't know what the name means. */
1763 if (! ieee_read_id (info, pp, &name, &namlen))
1766 type = debug_make_complex_type (dhandle, tc == 'c' ? 4 : 8);
1771 /* Pascal file name. FIXME. */
1772 ieee_error (info, ty_code_start, "Pascal file name not supported");
1776 /* Bitfield type. */
1778 bfd_vma signedp, bitsize;
1780 if (! ieee_read_number (info, pp, &signedp)
1781 || ! ieee_read_number (info, pp, &bitsize)
1782 || ! ieee_read_type_index (info, pp, &type))
1785 /* FIXME: This is just a guess. */
1787 type = debug_make_int_type (dhandle, 4, true);
1788 type_bitsize = bitsize;
1798 if (! ieee_read_number (info, pp, &kind)
1799 || ! ieee_read_type_index (info, pp, &t))
1805 ieee_error (info, ty_start, "unsupported qualifer");
1809 type = debug_make_const_type (dhandle, t);
1813 type = debug_make_volatile_type (dhandle, t);
1825 if (! ieee_read_number (info, pp, &size)
1826 || ! ieee_read_type_index (info, pp, &etype))
1829 /* FIXME: We ignore the size. */
1831 type = debug_make_set_type (dhandle, etype, false);
1836 /* Procedure with compiler dependencies. */
1838 struct ieee_var *pv;
1839 bfd_vma attr, frame_type, push_mask, nargs, level, father;
1841 debug_type *arg_types;
1845 /* FIXME: We ignore some of this information. */
1847 pv = info->vars.vars + varindx;
1849 if (! ieee_read_number (info, pp, &attr)
1850 || ! ieee_read_number (info, pp, &frame_type)
1851 || ! ieee_read_number (info, pp, &push_mask)
1852 || ! ieee_read_type_index (info, pp, &rtype)
1853 || ! ieee_read_number (info, pp, &nargs))
1855 if (nargs == (bfd_vma) -1)
1864 arg_types = ((debug_type *)
1865 xmalloc ((nargs + 1) * sizeof *arg_types));
1866 for (i = 0; i < nargs; i++)
1867 if (! ieee_read_type_index (info, pp, arg_types + i))
1870 /* If the last type is pointer to void, this is really a
1871 varargs function. */
1877 last = arg_types[nargs - 1];
1878 if (debug_get_type_kind (dhandle, last) == DEBUG_KIND_POINTER
1879 && (debug_get_type_kind (dhandle,
1880 debug_get_target_type (dhandle,
1882 == DEBUG_KIND_VOID))
1889 /* If there are any pointer arguments, turn them into
1890 indirect types in case we later need to convert them to
1892 for (i = 0; i < nargs; i++)
1894 if (debug_get_type_kind (dhandle, arg_types[i])
1895 == DEBUG_KIND_POINTER)
1897 if (arg_slots == NULL)
1899 arg_slots = ((debug_type *)
1900 xmalloc (nargs * sizeof *arg_slots));
1901 memset (arg_slots, 0, nargs * sizeof *arg_slots);
1903 arg_slots[i] = arg_types[i];
1905 debug_make_indirect_type (dhandle,
1907 (const char *) NULL);
1911 arg_types[nargs] = DEBUG_TYPE_NULL;
1913 if (! ieee_read_number (info, pp, &level)
1914 || ! ieee_read_optional_number (info, pp, &father, &present))
1917 /* We can't distinguish between a global function and a static
1919 pv->kind = IEEE_FUNCTION;
1922 && debug_get_type_kind (dhandle, rtype) == DEBUG_KIND_POINTER)
1924 /* Set up the return type as an indirect type pointing to
1925 the variable slot, so that we can change it to a
1926 reference later if appropriate. */
1927 pv->pslot = (debug_type *) xmalloc (sizeof *pv->pslot);
1929 rtype = debug_make_indirect_type (dhandle, pv->pslot,
1930 (const char *) NULL);
1933 type = debug_make_function_type (dhandle, rtype, arg_types, varargs);
1938 /* Record the type in the table. If the corresponding NN record has
1939 a name, name it. FIXME: Is this always correct? */
1941 if (type == DEBUG_TYPE_NULL)
1944 info->vars.vars[varindx].type = type;
1947 && info->vars.vars[varindx].namlen > 0)
1951 name = savestring (info->vars.vars[varindx].name,
1952 info->vars.vars[varindx].namlen);
1954 type = debug_name_type (dhandle, name, type);
1955 else if (tc == 'E' || tc == 'N')
1956 type = debug_tag_type (dhandle, name, type);
1959 struct ieee_tag *it;
1961 /* We must allocate all struct tags as indirect types, so
1962 that if we later see a definition of the tag as a C++
1963 record we can update the indirect slot and automatically
1964 change all the existing references. */
1965 it = (struct ieee_tag *) xmalloc (sizeof *it);
1966 memset (it, 0, sizeof *it);
1967 it->next = info->tags;
1972 type = debug_make_indirect_type (dhandle, &it->slot, name);
1973 type = debug_tag_type (dhandle, name, type);
1981 info->types.types[typeindx].type = type;
1982 info->types.types[typeindx].arg_slots = arg_slots;
1983 info->types.types[typeindx].bitsize = type_bitsize;
1985 /* We may have already allocated type as an indirect type pointing
1986 to slot. It does no harm to replace the indirect type with the
1987 real type. Filling in slot as well handles the indirect types
1988 which are already hanging around. */
1989 if (info->types.types[typeindx].pslot != NULL)
1990 *info->types.types[typeindx].pslot = type;
1995 /* Parse an ATN record. */
1998 parse_ieee_atn (info, pp)
1999 struct ieee_info *info;
2000 const bfd_byte **pp;
2002 const bfd_byte *atn_start, *atn_code_start;
2004 struct ieee_var *pvar;
2008 bfd_vma v, v2, v3, v4, v5;
2010 unsigned long namlen;
2017 if (! ieee_read_number (info, pp, &varindx)
2018 || ! ieee_read_type_index (info, pp, &type))
2021 atn_code_start = *pp;
2023 if (! ieee_read_number (info, pp, &atn_code))
2032 else if (varindx < 32)
2034 ieee_error (info, atn_start, "illegal variable index");
2040 if (varindx >= info->vars.alloc
2041 || info->vars.vars[varindx].name == NULL)
2043 ieee_error (info, atn_start, "undefined variable in ATN");
2047 pvar = info->vars.vars + varindx;
2052 namlen = pvar->namlen;
2055 dhandle = info->dhandle;
2057 /* If we are going to call debug_record_variable with a pointer
2058 type, change the type to an indirect type so that we can later
2059 change it to a reference type if we encounter a C++ pmisc 'R'
2062 && type != DEBUG_TYPE_NULL
2063 && debug_get_type_kind (dhandle, type) == DEBUG_KIND_POINTER)
2073 pvar->pslot = (debug_type *) xmalloc (sizeof *pvar->pslot);
2074 *pvar->pslot = type;
2075 type = debug_make_indirect_type (dhandle, pvar->pslot,
2076 (const char *) NULL);
2085 ieee_error (info, atn_code_start, "unknown ATN type");
2089 /* Automatic variable. */
2090 if (! ieee_read_number (info, pp, &v))
2092 namcopy = savestring (name, namlen);
2094 type = debug_make_void_type (dhandle);
2096 pvar->kind = IEEE_LOCAL;
2097 return debug_record_variable (dhandle, namcopy, type, DEBUG_LOCAL, v);
2100 /* Register variable. */
2101 if (! ieee_read_number (info, pp, &v))
2103 namcopy = savestring (name, namlen);
2105 type = debug_make_void_type (dhandle);
2107 pvar->kind = IEEE_LOCAL;
2108 return debug_record_variable (dhandle, namcopy, type, DEBUG_REGISTER,
2109 ieee_regno_to_genreg (info->abfd, v));
2112 /* Static variable. */
2113 if (! ieee_require_asn (info, pp, &v))
2115 namcopy = savestring (name, namlen);
2117 type = debug_make_void_type (dhandle);
2118 if (info->blockstack.bsp <= info->blockstack.stack)
2121 blocktype = info->blockstack.bsp[-1].kind;
2124 if (blocktype == 4 || blocktype == 6)
2125 pvar->kind = IEEE_LOCAL;
2127 pvar->kind = IEEE_STATIC;
2129 return debug_record_variable (dhandle, namcopy, type,
2130 (blocktype == 4 || blocktype == 6
2131 ? DEBUG_LOCAL_STATIC
2136 /* External function. We don't currently record these. FIXME. */
2138 pvar->kind = IEEE_EXTERNAL;
2142 /* External variable. We don't currently record these. FIXME. */
2144 pvar->kind = IEEE_EXTERNAL;
2148 if (! ieee_read_number (info, pp, &v)
2149 || ! ieee_read_number (info, pp, &v2)
2150 || ! ieee_read_optional_number (info, pp, &v3, &present))
2154 if (! ieee_read_optional_number (info, pp, &v4, &present))
2158 /* We just ignore the two optional fields in v3 and v4, since
2159 they are not defined. */
2161 if (! ieee_require_asn (info, pp, &v3))
2164 /* We have no way to record the column number. FIXME. */
2166 return debug_record_line (dhandle, v, v3);
2169 /* Global variable. */
2170 if (! ieee_require_asn (info, pp, &v))
2172 namcopy = savestring (name, namlen);
2174 type = debug_make_void_type (dhandle);
2176 pvar->kind = IEEE_GLOBAL;
2177 return debug_record_variable (dhandle, namcopy, type, DEBUG_GLOBAL, v);
2180 /* Variable lifetime information. */
2181 if (! ieee_read_number (info, pp, &v))
2184 /* We have no way to record this information. FIXME. */
2188 /* Locked register. */
2189 if (! ieee_read_number (info, pp, &v)
2190 || ! ieee_read_number (info, pp, &v2))
2193 /* I think this means a variable that is both in a register and
2194 a frame slot. We ignore the frame slot. FIXME. */
2196 namcopy = savestring (name, namlen);
2198 type = debug_make_void_type (dhandle);
2200 pvar->kind = IEEE_LOCAL;
2201 return debug_record_variable (dhandle, namcopy, type, DEBUG_REGISTER, v);
2204 /* Reserved for FORTRAN common. */
2205 ieee_error (info, atn_code_start, "unsupported ATN11");
2207 /* Return true to keep going. */
2211 /* Based variable. */
2215 if (! ieee_read_number (info, pp, &v)
2216 || ! ieee_read_number (info, pp, &v2)
2217 || ! ieee_read_optional_number (info, pp, &v3, &present))
2221 if (! ieee_read_optional_number (info, pp, &v4, &present))
2225 if (! ieee_read_optional_number (info, pp, &v5, &present))
2230 /* We have no way to record this information. FIXME. */
2232 ieee_error (info, atn_code_start, "unsupported ATN12");
2234 /* Return true to keep going. */
2238 /* Constant. The description of this that I have is ambiguous,
2239 so I'm not going to try to implement it. */
2240 if (! ieee_read_number (info, pp, &v)
2241 || ! ieee_read_optional_number (info, pp, &v2, &present))
2245 if (! ieee_read_optional_number (info, pp, &v2, &present))
2249 if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
2254 if ((ieee_record_enum_type) **pp == ieee_e2_first_byte_enum)
2256 if (! ieee_require_asn (info, pp, &v3))
2263 /* Static variable from assembler. */
2265 if (! ieee_read_number (info, pp, &v)
2266 || ! ieee_read_optional_number (info, pp, &v2, &present)
2267 || ! ieee_require_asn (info, pp, &v3))
2269 namcopy = savestring (name, namlen);
2270 /* We don't really handle this correctly. FIXME. */
2271 return debug_record_variable (dhandle, namcopy,
2272 debug_make_void_type (dhandle),
2273 v2 != 0 ? DEBUG_GLOBAL : DEBUG_STATIC,
2277 /* Procedure miscellaneous information. */
2279 /* Variable miscellaneous information. */
2281 /* Module miscellaneous information. */
2282 if (! ieee_read_number (info, pp, &v)
2283 || ! ieee_read_number (info, pp, &v2)
2284 || ! ieee_read_optional_id (info, pp, &name, &namlen, &present))
2287 if (atn_code == 62 && v == 80)
2291 ieee_error (info, atn_code_start,
2292 "unexpected string in C++ misc");
2295 return ieee_read_cxx_misc (info, pp, v2);
2298 /* We just ignore all of this stuff. FIXME. */
2300 for (; v2 > 0; --v2)
2302 switch ((ieee_record_enum_type) **pp)
2305 ieee_error (info, *pp, "bad misc record");
2308 case ieee_at_record_enum:
2309 if (! ieee_require_atn65 (info, pp, &name, &namlen))
2313 case ieee_e2_first_byte_enum:
2314 if (! ieee_require_asn (info, pp, &v3))
2326 /* Handle C++ debugging miscellaneous records. This is called for
2327 procedure miscellaneous records of type 80. */
2330 ieee_read_cxx_misc (info, pp, count)
2331 struct ieee_info *info;
2332 const bfd_byte **pp;
2333 unsigned long count;
2335 const bfd_byte *start;
2340 /* Get the category of C++ misc record. */
2341 if (! ieee_require_asn (info, pp, &category))
2348 ieee_error (info, start, "unrecognized C++ misc record");
2352 if (! ieee_read_cxx_class (info, pp, count))
2360 unsigned long namlen;
2362 /* The IEEE spec indicates that the 'M' record only has a
2363 flags field. The MRI compiler also emits the name of the
2366 if (! ieee_require_asn (info, pp, &flags))
2368 if (*pp < info->pend
2369 && (ieee_record_enum_type) **pp == ieee_at_record_enum)
2371 if (! ieee_require_atn65 (info, pp, &name, &namlen))
2375 /* This is emitted for method functions, but I don't think we
2376 care very much. It might help if it told us useful
2377 information like the class with which this function is
2378 associated, but it doesn't, so it isn't helpful. */
2383 if (! ieee_read_cxx_defaults (info, pp, count))
2389 const char *name, *mangled, *class;
2390 unsigned long namlen, mangledlen, classlen;
2393 /* Pointer to member. */
2395 if (! ieee_require_atn65 (info, pp, &name, &namlen)
2396 || ! ieee_require_atn65 (info, pp, &mangled, &mangledlen)
2397 || ! ieee_require_atn65 (info, pp, &class, &classlen)
2398 || ! ieee_require_asn (info, pp, &control))
2401 /* FIXME: We should now track down name and change its type. */
2406 if (! ieee_read_reference (info, pp))
2414 /* Read a C++ class definition. This is a pmisc type 80 record of
2418 ieee_read_cxx_class (info, pp, count)
2419 struct ieee_info *info;
2420 const bfd_byte **pp;
2421 unsigned long count;
2423 const bfd_byte *start;
2426 unsigned long taglen;
2427 struct ieee_tag *it;
2429 debug_field *fields;
2430 unsigned int field_count, field_alloc;
2431 debug_baseclass *baseclasses;
2432 unsigned int baseclasses_count, baseclasses_alloc;
2433 const debug_field *structfields;
2437 unsigned long namlen;
2438 debug_method_variant *variants;
2442 unsigned int methods_count, methods_alloc;
2443 debug_type vptrbase;
2445 debug_method *dmethods;
2449 if (! ieee_require_asn (info, pp, &class))
2453 if (! ieee_require_atn65 (info, pp, &tag, &taglen))
2457 /* Find the C struct with this name. */
2458 for (it = info->tags; it != NULL; it = it->next)
2459 if (it->name[0] == tag[0]
2460 && strncmp (it->name, tag, taglen) == 0
2461 && strlen (it->name) == taglen)
2465 ieee_error (info, start, "undefined C++ object");
2469 dhandle = info->dhandle;
2475 baseclasses_count = 0;
2476 baseclasses_alloc = 0;
2480 vptrbase = DEBUG_TYPE_NULL;
2483 structfields = debug_get_fields (dhandle, it->type);
2488 const bfd_byte *spec_start;
2492 if (! ieee_require_asn (info, pp, &id))
2499 ieee_error (info, spec_start, "unrecognized C++ object spec");
2504 bfd_vma flags, cinline;
2505 const char *basename, *fieldname;
2506 unsigned long baselen, fieldlen;
2508 debug_type basetype;
2511 enum debug_visibility visibility;
2512 debug_baseclass baseclass;
2514 /* This represents a base or friend class. */
2516 if (! ieee_require_asn (info, pp, &flags)
2517 || ! ieee_require_atn65 (info, pp, &basename, &baselen)
2518 || ! ieee_require_asn (info, pp, &cinline)
2519 || ! ieee_require_atn65 (info, pp, &fieldname, &fieldlen))
2523 /* We have no way of recording friend information, so we
2525 if ((flags & BASEFLAGS_FRIEND) != 0)
2528 /* I assume that either all of the members of the
2529 baseclass are included in the object, starting at the
2530 beginning of the object, or that none of them are
2533 if ((fieldlen == 0) == (cinline == 0))
2535 ieee_error (info, start, "unsupported C++ object type");
2539 basecopy = savestring (basename, baselen);
2540 basetype = debug_find_tagged_type (dhandle, basecopy,
2541 DEBUG_KIND_ILLEGAL);
2543 if (basetype == DEBUG_TYPE_NULL)
2545 ieee_error (info, start, "C++ base class not defined");
2553 const debug_field *pf;
2555 if (structfields == NULL)
2557 ieee_error (info, start, "C++ object has no fields");
2561 for (pf = structfields; *pf != DEBUG_FIELD_NULL; pf++)
2565 fname = debug_get_field_name (dhandle, *pf);
2568 if (fname[0] == fieldname[0]
2569 && strncmp (fname, fieldname, fieldlen) == 0
2570 && strlen (fname) == fieldlen)
2573 if (*pf == DEBUG_FIELD_NULL)
2575 ieee_error (info, start,
2576 "C++ base class not found in container");
2580 bitpos = debug_get_field_bitpos (dhandle, *pf);
2583 if ((flags & BASEFLAGS_VIRTUAL) != 0)
2587 if ((flags & BASEFLAGS_PRIVATE) != 0)
2588 visibility = DEBUG_VISIBILITY_PRIVATE;
2590 visibility = DEBUG_VISIBILITY_PUBLIC;
2592 baseclass = debug_make_baseclass (dhandle, basetype, bitpos,
2593 virtualp, visibility);
2594 if (baseclass == DEBUG_BASECLASS_NULL)
2597 if (baseclasses_count + 1 >= baseclasses_alloc)
2599 baseclasses_alloc += 10;
2600 baseclasses = ((debug_baseclass *)
2601 xrealloc (baseclasses,
2603 * sizeof *baseclasses)));
2606 baseclasses[baseclasses_count] = baseclass;
2607 ++baseclasses_count;
2608 baseclasses[baseclasses_count] = DEBUG_BASECLASS_NULL;
2615 const char *fieldname, *mangledname;
2616 unsigned long fieldlen, mangledlen;
2620 const debug_field *pf;
2621 enum debug_visibility visibility;
2624 /* This represents a data member. */
2626 if (! ieee_require_asn (info, pp, &flags)
2627 || ! ieee_require_atn65 (info, pp, &fieldname, &fieldlen)
2628 || ! ieee_require_atn65 (info, pp, &mangledname, &mangledlen))
2632 fieldcopy = savestring (fieldname, fieldlen);
2634 staticp = (flags & CXXFLAGS_STATIC) != 0 ? true : false;
2638 struct ieee_var *pv, *pvend;
2640 /* See if we can find a definition for this variable. */
2641 pv = info->vars.vars;
2642 pvend = pv + info->vars.alloc;
2643 for (; pv < pvend; pv++)
2644 if (pv->namlen == mangledlen
2645 && strncmp (pv->name, mangledname, mangledlen) == 0)
2651 /* This can happen if the variable is never used. */
2652 ftype = ieee_builtin_type (info, start,
2653 (unsigned int) builtin_void);
2660 if (structfields == NULL)
2662 ieee_error (info, start, "C++ object has no fields");
2666 for (pf = structfields, findx = 0;
2667 *pf != DEBUG_FIELD_NULL;
2672 fname = debug_get_field_name (dhandle, *pf);
2675 if (fname[0] == mangledname[0]
2676 && strncmp (fname, mangledname, mangledlen) == 0
2677 && strlen (fname) == mangledlen)
2680 if (*pf == DEBUG_FIELD_NULL)
2682 ieee_error (info, start,
2683 "C++ data member not found in container");
2687 ftype = debug_get_field_type (dhandle, *pf);
2689 if (debug_get_type_kind (dhandle, ftype) == DEBUG_KIND_POINTER)
2691 /* We might need to convert this field into a
2692 reference type later on, so make it an indirect
2694 if (it->fslots == NULL)
2697 const debug_field *pfcnt;
2700 for (pfcnt = structfields;
2701 *pfcnt != DEBUG_FIELD_NULL;
2704 it->fslots = ((debug_type *)
2705 xmalloc (fcnt * sizeof *it->fslots));
2706 memset (it->fslots, 0,
2707 fcnt * sizeof *it->fslots);
2710 if (ftype == DEBUG_TYPE_NULL)
2712 it->fslots[findx] = ftype;
2713 ftype = debug_make_indirect_type (dhandle,
2715 (const char *) NULL);
2718 if (ftype == DEBUG_TYPE_NULL)
2721 switch (flags & CXXFLAGS_VISIBILITY)
2724 ieee_error (info, start, "unknown C++ visibility");
2727 case CXXFLAGS_VISIBILITY_PUBLIC:
2728 visibility = DEBUG_VISIBILITY_PUBLIC;
2731 case CXXFLAGS_VISIBILITY_PRIVATE:
2732 visibility = DEBUG_VISIBILITY_PRIVATE;
2735 case CXXFLAGS_VISIBILITY_PROTECTED:
2736 visibility = DEBUG_VISIBILITY_PROTECTED;
2744 mangledcopy = savestring (mangledname, mangledlen);
2746 field = debug_make_static_member (dhandle, fieldcopy,
2752 bfd_vma bitpos, bitsize;
2754 bitpos = debug_get_field_bitpos (dhandle, *pf);
2755 bitsize = debug_get_field_bitsize (dhandle, *pf);
2756 if (bitpos == (bfd_vma) -1 || bitsize == (bfd_vma) -1)
2758 ieee_error (info, start, "bad C++ field bit pos or size");
2761 field = debug_make_field (dhandle, fieldcopy, ftype, bitpos,
2762 bitsize, visibility);
2765 if (field == DEBUG_FIELD_NULL)
2768 if (field_count + 1 >= field_alloc)
2771 fields = ((debug_field *)
2772 xrealloc (fields, field_alloc * sizeof *fields));
2775 fields[field_count] = field;
2777 fields[field_count] = DEBUG_FIELD_NULL;
2784 bfd_vma flags, voffset, control;
2785 const char *name, *mangled;
2786 unsigned long namlen, mangledlen;
2787 struct ieee_var *pv, *pvend;
2789 enum debug_visibility visibility;
2790 boolean constp, volatilep;
2792 debug_method_variant mv;
2793 struct ieee_method *meth;
2796 if (! ieee_require_asn (info, pp, &flags)
2797 || ! ieee_require_atn65 (info, pp, &name, &namlen)
2798 || ! ieee_require_atn65 (info, pp, &mangled, &mangledlen))
2805 if (! ieee_require_asn (info, pp, &voffset))
2809 if (! ieee_require_asn (info, pp, &control))
2813 /* We just ignore the control information. */
2815 /* We have no way to represent friend information, so we
2817 if ((flags & CXXFLAGS_FRIEND) != 0)
2820 /* We should already have seen a type for the function. */
2821 pv = info->vars.vars;
2822 pvend = pv + info->vars.alloc;
2823 for (; pv < pvend; pv++)
2824 if (pv->namlen == mangledlen
2825 && strncmp (pv->name, mangled, mangledlen) == 0)
2830 /* We won't have type information for this function if
2831 it is not included in this file. We don't try to
2832 handle this case. FIXME. */
2833 type = (debug_make_function_type
2835 ieee_builtin_type (info, start,
2836 (unsigned int) builtin_void),
2837 (debug_type *) NULL,
2842 debug_type return_type;
2843 const debug_type *arg_types;
2846 if (debug_get_type_kind (dhandle, pv->type)
2847 != DEBUG_KIND_FUNCTION)
2849 ieee_error (info, start,
2850 "bad type for C++ method function");
2854 return_type = debug_get_return_type (dhandle, pv->type);
2855 arg_types = debug_get_parameter_types (dhandle, pv->type,
2857 if (return_type == DEBUG_TYPE_NULL || arg_types == NULL)
2859 ieee_error (info, start,
2860 "no type information for C++ method function");
2864 type = debug_make_method_type (dhandle, return_type, it->type,
2865 (debug_type *) arg_types,
2868 if (type == DEBUG_TYPE_NULL)
2871 switch (flags & CXXFLAGS_VISIBILITY)
2874 ieee_error (info, start, "unknown C++ visibility");
2877 case CXXFLAGS_VISIBILITY_PUBLIC:
2878 visibility = DEBUG_VISIBILITY_PUBLIC;
2881 case CXXFLAGS_VISIBILITY_PRIVATE:
2882 visibility = DEBUG_VISIBILITY_PRIVATE;
2885 case CXXFLAGS_VISIBILITY_PROTECTED:
2886 visibility = DEBUG_VISIBILITY_PROTECTED;
2890 constp = (flags & CXXFLAGS_CONST) != 0 ? true : false;
2891 volatilep = (flags & CXXFLAGS_VOLATILE) != 0 ? true : false;
2893 mangledcopy = savestring (mangled, mangledlen);
2895 if ((flags & CXXFLAGS_STATIC) != 0)
2899 ieee_error (info, start, "C++ static virtual method");
2902 mv = debug_make_static_method_variant (dhandle, mangledcopy,
2908 debug_type vcontext;
2911 vcontext = DEBUG_TYPE_NULL;
2914 /* FIXME: How can we calculate this correctly? */
2915 vcontext = it->type;
2917 mv = debug_make_method_variant (dhandle, mangledcopy, type,
2922 if (mv == DEBUG_METHOD_VARIANT_NULL)
2925 for (meth = methods, im = 0; im < methods_count; meth++, im++)
2926 if (meth->namlen == namlen
2927 && strncmp (meth->name, name, namlen) == 0)
2929 if (im >= methods_count)
2931 if (methods_count >= methods_alloc)
2933 methods_alloc += 10;
2934 methods = ((struct ieee_method *)
2936 methods_alloc * sizeof *methods));
2938 methods[methods_count].name = name;
2939 methods[methods_count].namlen = namlen;
2940 methods[methods_count].variants = NULL;
2941 methods[methods_count].count = 0;
2942 methods[methods_count].alloc = 0;
2943 meth = methods + methods_count;
2947 if (meth->count + 1 >= meth->alloc)
2950 meth->variants = ((debug_method_variant *)
2951 xrealloc (meth->variants,
2953 * sizeof *meth->variants)));
2956 meth->variants[meth->count] = mv;
2958 meth->variants[meth->count] = DEBUG_METHOD_VARIANT_NULL;
2966 /* We have no way to store this information, so we just
2968 if (! ieee_require_asn (info, pp, &spec))
2971 if ((spec & 4) != 0)
2973 const char *filename;
2974 unsigned long filenamlen;
2977 if (! ieee_require_atn65 (info, pp, &filename, &filenamlen)
2978 || ! ieee_require_asn (info, pp, &lineno))
2982 else if ((spec & 8) != 0)
2984 const char *mangled;
2985 unsigned long mangledlen;
2987 if (! ieee_require_atn65 (info, pp, &mangled, &mangledlen))
2993 ieee_error (info, start,
2994 "unrecognized C++ object overhead spec");
3002 const char *vname, *basename;
3003 unsigned long vnamelen, baselen;
3004 bfd_vma vsize, control;
3006 /* A virtual table pointer. */
3008 if (! ieee_require_atn65 (info, pp, &vname, &vnamelen)
3009 || ! ieee_require_asn (info, pp, &vsize)
3010 || ! ieee_require_atn65 (info, pp, &basename, &baselen)
3011 || ! ieee_require_asn (info, pp, &control))
3015 /* We just ignore the control number. We don't care what
3016 the virtual table name is. We have no way to store the
3017 virtual table size, and I don't think we care anyhow. */
3019 /* FIXME: We can't handle multiple virtual table pointers. */
3027 basecopy = savestring (basename, baselen);
3028 vptrbase = debug_find_tagged_type (dhandle, basecopy,
3029 DEBUG_KIND_ILLEGAL);
3031 if (vptrbase == DEBUG_TYPE_NULL)
3033 ieee_error (info, start, "undefined C++ vtable");
3042 /* Now that we have seen all the method variants, we can call
3043 debug_make_method for each one. */
3045 if (methods_count == 0)
3051 dmethods = ((debug_method *)
3052 xmalloc ((methods_count + 1) * sizeof *dmethods));
3053 for (i = 0; i < methods_count; i++)
3057 namcopy = savestring (methods[i].name, methods[i].namlen);
3058 dmethods[i] = debug_make_method (dhandle, namcopy,
3059 methods[i].variants);
3060 if (dmethods[i] == DEBUG_METHOD_NULL)
3063 dmethods[i] = DEBUG_METHOD_NULL;
3067 /* The struct type was created as an indirect type pointing at
3068 it->slot. We update it->slot to automatically update all
3069 references to this struct. */
3070 it->slot = debug_make_object_type (dhandle,
3072 debug_get_type_size (dhandle,
3074 fields, baseclasses, dmethods,
3076 if (it->slot == DEBUG_TYPE_NULL)
3082 /* Read C++ default argument value and reference type information. */
3085 ieee_read_cxx_defaults (info, pp, count)
3086 struct ieee_info *info;
3087 const bfd_byte **pp;
3088 unsigned long count;
3090 const bfd_byte *start;
3092 unsigned long fnlen;
3097 /* Giving the function name before the argument count is an addendum
3098 to the spec. The function name is demangled, though, so this
3099 record must always refer to the current function. */
3101 if (info->blockstack.bsp <= info->blockstack.stack
3102 || info->blockstack.bsp[-1].fnindx == (unsigned int) -1)
3104 ieee_error (info, start, "C++ default values not in a function");
3108 if (! ieee_require_atn65 (info, pp, &fnname, &fnlen)
3109 || ! ieee_require_asn (info, pp, &defcount))
3113 while (defcount-- > 0)
3117 unsigned long strvallen;
3119 if (! ieee_require_asn (info, pp, &type))
3131 if (! ieee_require_asn (info, pp, &val))
3138 if (! ieee_require_atn65 (info, pp, &strval, &strvallen))
3144 ieee_error (info, start, "unrecognized C++ default type");
3148 /* We have no way to record the default argument values, so we
3149 just ignore them. FIXME. */
3152 /* Any remaining arguments are indices of parameters that are really
3157 debug_type *arg_slots;
3159 dhandle = info->dhandle;
3160 arg_slots = info->types.types[info->blockstack.bsp[-1].fnindx].arg_slots;
3166 if (! ieee_require_asn (info, pp, &indx))
3168 /* The index is 1 based. */
3170 if (arg_slots == NULL
3171 || arg_slots[indx] == DEBUG_TYPE_NULL
3172 || (debug_get_type_kind (dhandle, arg_slots[indx])
3173 != DEBUG_KIND_POINTER))
3175 ieee_error (info, start, "reference parameter is not a pointer");
3179 target = debug_get_target_type (dhandle, arg_slots[indx]);
3180 arg_slots[indx] = debug_make_reference_type (dhandle, target);
3181 if (arg_slots[indx] == DEBUG_TYPE_NULL)
3189 /* Read a C++ reference definition. */
3192 ieee_read_reference (info, pp)
3193 struct ieee_info *info;
3194 const bfd_byte **pp;
3196 const bfd_byte *start;
3198 const char *class, *name;
3199 unsigned long classlen, namlen;
3205 if (! ieee_require_asn (info, pp, &flags))
3208 /* Giving the class name before the member name is in an addendum to
3212 if (! ieee_require_atn65 (info, pp, &class, &classlen))
3216 if (! ieee_require_atn65 (info, pp, &name, &namlen))
3223 struct ieee_var *pv = NULL;
3225 /* We search from the last variable indices to the first in
3226 hopes of finding local variables correctly. FIXME: This
3227 probably won't work in all cases. On the other hand, I don't
3229 for (i = (int) info->vars.alloc - 1; i >= 0; i--)
3233 pv = info->vars.vars + i;
3235 if (pv->pslot == NULL
3236 || pv->namlen != namlen
3237 || strncmp (pv->name, name, namlen) != 0)
3244 ieee_error (info, start,
3245 "unrecognized C++ reference type");
3249 /* Global variable or function. */
3250 if (pv->kind == IEEE_GLOBAL
3251 || pv->kind == IEEE_EXTERNAL
3252 || pv->kind == IEEE_FUNCTION)
3257 /* Global static variable or function. */
3258 if (pv->kind == IEEE_STATIC
3259 || pv->kind == IEEE_FUNCTION)
3264 /* Local variable. */
3265 if (pv->kind == IEEE_LOCAL)
3279 struct ieee_tag *it;
3281 for (it = info->tags; it != NULL; it = it->next)
3283 if (it->name[0] == class[0]
3284 && strncmp (it->name, class, classlen) == 0
3285 && strlen (it->name) == classlen)
3287 if (it->fslots != NULL)
3289 const debug_field *pf;
3292 pf = debug_get_fields (info->dhandle, it->type);
3295 ieee_error (info, start,
3296 "C++ reference in class with no fields");
3300 for (findx = 0; *pf != DEBUG_FIELD_NULL; pf++, findx++)
3304 fname = debug_get_field_name (info->dhandle, *pf);
3307 if (strncmp (fname, name, namlen) == 0
3308 && strlen (fname) == namlen)
3310 pslot = it->fslots + findx;
3323 ieee_error (info, start, "C++ reference not found");
3327 /* We allocated the type of the object as an indirect type pointing
3328 to *pslot, which we can now update to be a reference type. */
3329 if (debug_get_type_kind (info->dhandle, *pslot) != DEBUG_KIND_POINTER)
3331 ieee_error (info, start, "C++ reference is not pointer");
3335 target = debug_get_target_type (info->dhandle, *pslot);
3336 *pslot = debug_make_reference_type (info->dhandle, target);
3337 if (*pslot == DEBUG_TYPE_NULL)
3343 /* Require an ASN record. */
3346 ieee_require_asn (info, pp, pv)
3347 struct ieee_info *info;
3348 const bfd_byte **pp;
3351 const bfd_byte *start;
3352 ieee_record_enum_type c;
3357 c = (ieee_record_enum_type) **pp;
3358 if (c != ieee_e2_first_byte_enum)
3360 ieee_error (info, start, "missing required ASN");
3365 c = (ieee_record_enum_type) (((unsigned int) c << 8) | **pp);
3366 if (c != ieee_asn_record_enum)
3368 ieee_error (info, start, "missing required ASN");
3373 /* Just ignore the variable index. */
3374 if (! ieee_read_number (info, pp, &varindx))
3377 return ieee_read_expression (info, pp, pv);
3380 /* Require an ATN65 record. */
3383 ieee_require_atn65 (info, pp, pname, pnamlen)
3384 struct ieee_info *info;
3385 const bfd_byte **pp;
3387 unsigned long *pnamlen;
3389 const bfd_byte *start;
3390 ieee_record_enum_type c;
3391 bfd_vma name_indx, type_indx, atn_code;
3395 c = (ieee_record_enum_type) **pp;
3396 if (c != ieee_at_record_enum)
3398 ieee_error (info, start, "missing required ATN65");
3403 c = (ieee_record_enum_type) (((unsigned int) c << 8) | **pp);
3404 if (c != ieee_atn_record_enum)
3406 ieee_error (info, start, "missing required ATN65");
3411 if (! ieee_read_number (info, pp, &name_indx)
3412 || ! ieee_read_number (info, pp, &type_indx)
3413 || ! ieee_read_number (info, pp, &atn_code))
3416 /* Just ignore name_indx. */
3418 if (type_indx != 0 || atn_code != 65)
3420 ieee_error (info, start, "bad ATN65 record");
3424 return ieee_read_id (info, pp, pname, pnamlen);
3427 /* Convert a register number in IEEE debugging information into a
3428 generic register number. */
3431 ieee_regno_to_genreg (abfd, r)
3438 /* Convert a generic register number to an IEEE specific one. */
3441 ieee_genreg_to_regno (abfd, r)
3448 /* These routines build IEEE debugging information out of the generic
3449 debugging information. */
3451 /* We build the IEEE debugging information byte by byte. Rather than
3452 waste time copying data around, we use a linked list of buffers to
3455 #define IEEE_BUFSIZE (490)
3460 struct ieee_buf *next;
3461 /* Number of data bytes in this buffer. */
3464 bfd_byte buf[IEEE_BUFSIZE];
3467 /* A list of buffers. */
3472 struct ieee_buf *head;
3473 /* Tail--last buffer on list. */
3474 struct ieee_buf *tail;
3477 /* In order to generate the BB11 blocks required by the HP emulator,
3478 we keep track of ranges of addresses which correspond to a given
3479 compilation unit. */
3484 struct ieee_range *next;
3491 /* This structure holds information for a class on the type stack. */
3493 struct ieee_type_class
3495 /* The name index in the debugging information. */
3497 /* The pmisc records for the class. */
3498 struct ieee_buflist pmiscbuf;
3499 /* The number of pmisc records. */
3500 unsigned int pmisccount;
3501 /* The name of the class holding the virtual table, if not this
3504 /* Whether this class holds its own virtual table. */
3506 /* The largest virtual table offset seen so far. */
3508 /* The current method. */
3510 /* Additional pmisc records used to record fields of reference type. */
3511 struct ieee_buflist refs;
3514 /* This is how we store types for the writing routines. Most types
3515 are simply represented by a type index. */
3517 struct ieee_write_type
3521 /* The size of the type, if known. */
3523 /* The name of the type, if any. */
3525 /* If this is a function or method type, we build the type here, and
3526 only add it to the output buffers if we need it. */
3527 struct ieee_buflist fndef;
3528 /* If this is a struct, this is where the struct definition is
3530 struct ieee_buflist strdef;
3531 /* If this is a class, this is where the class information is built. */
3532 struct ieee_type_class *classdef;
3533 /* Whether the type is unsigned. */
3534 unsigned int unsignedp : 1;
3535 /* Whether this is a reference type. */
3536 unsigned int referencep : 1;
3537 /* Whether this is in the local type block. */
3538 unsigned int localp : 1;
3539 /* Whether this is a duplicate struct definition which we are
3541 unsigned int ignorep : 1;
3544 /* This is the type stack used by the debug writing routines. FIXME:
3545 We could generate more efficient output if we remembered when we
3546 have output a particular type before. */
3548 struct ieee_type_stack
3550 /* Next entry on stack. */
3551 struct ieee_type_stack *next;
3552 /* Type information. */
3553 struct ieee_write_type type;
3556 /* This is a list of associations between a name and some types.
3557 These are used for typedefs and tags. */
3559 struct ieee_name_type
3561 /* Next type for this name. */
3562 struct ieee_name_type *next;
3563 /* ID number. For a typedef, this is the index of the type to which
3564 this name is typedefed. */
3567 struct ieee_write_type type;
3568 /* If this is a tag which has not yet been defined, this is the
3569 kind. If the tag has been defined, this is DEBUG_KIND_ILLEGAL. */
3570 enum debug_type_kind kind;
3573 /* We use a hash table to associate names and types. */
3575 struct ieee_name_type_hash_table
3577 struct bfd_hash_table root;
3580 struct ieee_name_type_hash_entry
3582 struct bfd_hash_entry root;
3583 /* Information for this name. */
3584 struct ieee_name_type *types;
3587 /* This is a list of enums. */
3589 struct ieee_defined_enum
3592 struct ieee_defined_enum *next;
3600 bfd_signed_vma *vals;
3603 /* We keep a list of modified versions of types, so that we don't
3604 output them more than once. */
3606 struct ieee_modified_type
3608 /* Pointer to this type. */
3609 unsigned int pointer;
3610 /* Function with unknown arguments returning this type. */
3611 unsigned int function;
3612 /* Const version of this type. */
3613 unsigned int const_qualified;
3614 /* Volatile version of this type. */
3615 unsigned int volatile_qualified;
3616 /* List of arrays of this type of various bounds. */
3617 struct ieee_modified_array_type *arrays;
3620 /* A list of arrays bounds. */
3622 struct ieee_modified_array_type
3624 /* Next array bounds. */
3625 struct ieee_modified_array_type *next;
3626 /* Type index with these bounds. */
3631 bfd_signed_vma high;
3634 /* This is a list of pending function parameter information. We don't
3635 output them until we see the first block. */
3637 struct ieee_pending_parm
3639 /* Next pending parameter. */
3640 struct ieee_pending_parm *next;
3645 /* Whether the type is a reference. */
3648 enum debug_parm_kind kind;
3653 /* This is the handle passed down by debug_write. */
3657 /* BFD we are writing to. */
3659 /* Whether we got an error in a subroutine called via traverse or
3660 map_over_sections. */
3662 /* Current data buffer list. */
3663 struct ieee_buflist *current;
3664 /* Current data buffer. */
3665 struct ieee_buf *curbuf;
3666 /* Filename of current compilation unit. */
3667 const char *filename;
3668 /* Module name of current compilation unit. */
3669 const char *modname;
3670 /* List of buffer for global types. */
3671 struct ieee_buflist global_types;
3672 /* List of finished data buffers. */
3673 struct ieee_buflist data;
3674 /* List of buffers for typedefs in the current compilation unit. */
3675 struct ieee_buflist types;
3676 /* List of buffers for variables and functions in the current
3677 compilation unit. */
3678 struct ieee_buflist vars;
3679 /* List of buffers for C++ class definitions in the current
3680 compilation unit. */
3681 struct ieee_buflist cxx;
3682 /* List of buffers for line numbers in the current compilation unit. */
3683 struct ieee_buflist linenos;
3684 /* Ranges for the current compilation unit. */
3685 struct ieee_range *ranges;
3686 /* Ranges for all debugging information. */
3687 struct ieee_range *global_ranges;
3688 /* Nested pending ranges. */
3689 struct ieee_range *pending_ranges;
3691 struct ieee_type_stack *type_stack;
3692 /* Next unallocated type index. */
3693 unsigned int type_indx;
3694 /* Next unallocated name index. */
3695 unsigned int name_indx;
3697 struct ieee_name_type_hash_table typedefs;
3699 struct ieee_name_type_hash_table tags;
3701 struct ieee_defined_enum *enums;
3702 /* Modified versions of types. */
3703 struct ieee_modified_type *modified;
3704 /* Number of entries allocated in modified. */
3705 unsigned int modified_alloc;
3706 /* The depth of block nesting. This is 0 outside a function, and 1
3707 just after start_function is called. */
3708 unsigned int block_depth;
3709 /* The name of the current function. */
3711 /* List of buffers for the type of the function we are currently
3713 struct ieee_buflist fntype;
3714 /* List of buffers for the parameters of the function we are
3715 currently writing out. */
3716 struct ieee_buflist fnargs;
3717 /* Number of arguments written to fnargs. */
3718 unsigned int fnargcount;
3719 /* Pending function parameters. */
3720 struct ieee_pending_parm *pending_parms;
3721 /* Current line number filename. */
3722 const char *lineno_filename;
3723 /* Line number name index. */
3724 unsigned int lineno_name_indx;
3725 /* Filename of pending line number. */
3726 const char *pending_lineno_filename;
3727 /* Pending line number. */
3728 unsigned long pending_lineno;
3729 /* Address of pending line number. */
3730 bfd_vma pending_lineno_addr;
3731 /* Highest address seen at end of procedure. */
3735 static boolean ieee_init_buffer
3736 PARAMS ((struct ieee_handle *, struct ieee_buflist *));
3737 static boolean ieee_change_buffer
3738 PARAMS ((struct ieee_handle *, struct ieee_buflist *));
3739 static boolean ieee_append_buffer
3740 PARAMS ((struct ieee_handle *, struct ieee_buflist *,
3741 struct ieee_buflist *));
3742 static boolean ieee_real_write_byte PARAMS ((struct ieee_handle *, int));
3743 static boolean ieee_write_2bytes PARAMS ((struct ieee_handle *, int));
3744 static boolean ieee_write_number PARAMS ((struct ieee_handle *, bfd_vma));
3745 static boolean ieee_write_id PARAMS ((struct ieee_handle *, const char *));
3746 static boolean ieee_write_asn
3747 PARAMS ((struct ieee_handle *, unsigned int, bfd_vma));
3748 static boolean ieee_write_atn65
3749 PARAMS ((struct ieee_handle *, unsigned int, const char *));
3750 static boolean ieee_push_type
3751 PARAMS ((struct ieee_handle *, unsigned int, unsigned int, boolean,
3753 static unsigned int ieee_pop_type PARAMS ((struct ieee_handle *));
3754 static void ieee_pop_unused_type PARAMS ((struct ieee_handle *));
3755 static unsigned int ieee_pop_type_used
3756 PARAMS ((struct ieee_handle *, boolean));
3757 static boolean ieee_add_range
3758 PARAMS ((struct ieee_handle *, boolean, bfd_vma, bfd_vma));
3759 static boolean ieee_start_range PARAMS ((struct ieee_handle *, bfd_vma));
3760 static boolean ieee_end_range PARAMS ((struct ieee_handle *, bfd_vma));
3761 static boolean ieee_define_type
3762 PARAMS ((struct ieee_handle *, unsigned int, boolean, boolean));
3763 static boolean ieee_define_named_type
3764 PARAMS ((struct ieee_handle *, const char *, unsigned int, unsigned int,
3765 boolean, boolean, struct ieee_buflist *));
3766 static struct ieee_modified_type *ieee_get_modified_info
3767 PARAMS ((struct ieee_handle *, unsigned int));
3768 static struct bfd_hash_entry *ieee_name_type_newfunc
3769 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
3770 static boolean ieee_write_undefined_tag
3771 PARAMS ((struct ieee_name_type_hash_entry *, PTR));
3772 static boolean ieee_finish_compilation_unit PARAMS ((struct ieee_handle *));
3773 static void ieee_add_bb11_blocks PARAMS ((bfd *, asection *, PTR));
3774 static boolean ieee_add_bb11
3775 PARAMS ((struct ieee_handle *, asection *, bfd_vma, bfd_vma));
3776 static boolean ieee_output_pending_parms PARAMS ((struct ieee_handle *));
3777 static unsigned int ieee_vis_to_flags PARAMS ((enum debug_visibility));
3778 static boolean ieee_class_method_var
3779 PARAMS ((struct ieee_handle *, const char *, enum debug_visibility, boolean,
3780 boolean, boolean, bfd_vma, boolean));
3782 static boolean ieee_start_compilation_unit PARAMS ((PTR, const char *));
3783 static boolean ieee_start_source PARAMS ((PTR, const char *));
3784 static boolean ieee_empty_type PARAMS ((PTR));
3785 static boolean ieee_void_type PARAMS ((PTR));
3786 static boolean ieee_int_type PARAMS ((PTR, unsigned int, boolean));
3787 static boolean ieee_float_type PARAMS ((PTR, unsigned int));
3788 static boolean ieee_complex_type PARAMS ((PTR, unsigned int));
3789 static boolean ieee_bool_type PARAMS ((PTR, unsigned int));
3790 static boolean ieee_enum_type
3791 PARAMS ((PTR, const char *, const char **, bfd_signed_vma *));
3792 static boolean ieee_pointer_type PARAMS ((PTR));
3793 static boolean ieee_function_type PARAMS ((PTR, int, boolean));
3794 static boolean ieee_reference_type PARAMS ((PTR));
3795 static boolean ieee_range_type PARAMS ((PTR, bfd_signed_vma, bfd_signed_vma));
3796 static boolean ieee_array_type
3797 PARAMS ((PTR, bfd_signed_vma, bfd_signed_vma, boolean));
3798 static boolean ieee_set_type PARAMS ((PTR, boolean));
3799 static boolean ieee_offset_type PARAMS ((PTR));
3800 static boolean ieee_method_type PARAMS ((PTR, boolean, int, boolean));
3801 static boolean ieee_const_type PARAMS ((PTR));
3802 static boolean ieee_volatile_type PARAMS ((PTR));
3803 static boolean ieee_start_struct_type
3804 PARAMS ((PTR, const char *, unsigned int, boolean, unsigned int));
3805 static boolean ieee_struct_field
3806 PARAMS ((PTR, const char *, bfd_vma, bfd_vma, enum debug_visibility));
3807 static boolean ieee_end_struct_type PARAMS ((PTR));
3808 static boolean ieee_start_class_type
3809 PARAMS ((PTR, const char *, unsigned int, boolean, unsigned int, boolean,
3811 static boolean ieee_class_static_member
3812 PARAMS ((PTR, const char *, const char *, enum debug_visibility));
3813 static boolean ieee_class_baseclass
3814 PARAMS ((PTR, bfd_vma, boolean, enum debug_visibility));
3815 static boolean ieee_class_start_method PARAMS ((PTR, const char *));
3816 static boolean ieee_class_method_variant
3817 PARAMS ((PTR, const char *, enum debug_visibility, boolean, boolean,
3819 static boolean ieee_class_static_method_variant
3820 PARAMS ((PTR, const char *, enum debug_visibility, boolean, boolean));
3821 static boolean ieee_class_end_method PARAMS ((PTR));
3822 static boolean ieee_end_class_type PARAMS ((PTR));
3823 static boolean ieee_typedef_type PARAMS ((PTR, const char *));
3824 static boolean ieee_tag_type
3825 PARAMS ((PTR, const char *, unsigned int, enum debug_type_kind));
3826 static boolean ieee_typdef PARAMS ((PTR, const char *));
3827 static boolean ieee_tag PARAMS ((PTR, const char *));
3828 static boolean ieee_int_constant PARAMS ((PTR, const char *, bfd_vma));
3829 static boolean ieee_float_constant PARAMS ((PTR, const char *, double));
3830 static boolean ieee_typed_constant PARAMS ((PTR, const char *, bfd_vma));
3831 static boolean ieee_variable
3832 PARAMS ((PTR, const char *, enum debug_var_kind, bfd_vma));
3833 static boolean ieee_start_function PARAMS ((PTR, const char *, boolean));
3834 static boolean ieee_function_parameter
3835 PARAMS ((PTR, const char *, enum debug_parm_kind, bfd_vma));
3836 static boolean ieee_start_block PARAMS ((PTR, bfd_vma));
3837 static boolean ieee_end_block PARAMS ((PTR, bfd_vma));
3838 static boolean ieee_end_function PARAMS ((PTR));
3839 static boolean ieee_lineno
3840 PARAMS ((PTR, const char *, unsigned long, bfd_vma));
3842 static const struct debug_write_fns ieee_fns =
3844 ieee_start_compilation_unit,
3855 ieee_reference_type,
3863 ieee_start_struct_type,
3865 ieee_end_struct_type,
3866 ieee_start_class_type,
3867 ieee_class_static_member,
3868 ieee_class_baseclass,
3869 ieee_class_start_method,
3870 ieee_class_method_variant,
3871 ieee_class_static_method_variant,
3872 ieee_class_end_method,
3873 ieee_end_class_type,
3879 ieee_float_constant,
3880 ieee_typed_constant,
3882 ieee_start_function,
3883 ieee_function_parameter,
3890 /* Initialize a buffer to be empty. */
3894 ieee_init_buffer (info, buflist)
3895 struct ieee_handle *info;
3896 struct ieee_buflist *buflist;
3898 buflist->head = NULL;
3899 buflist->tail = NULL;
3903 /* See whether a buffer list has any data. */
3905 #define ieee_buffer_emptyp(buflist) ((buflist)->head == NULL)
3907 /* Change the current buffer to a specified buffer chain. */
3910 ieee_change_buffer (info, buflist)
3911 struct ieee_handle *info;
3912 struct ieee_buflist *buflist;
3914 if (buflist->head == NULL)
3916 struct ieee_buf *buf;
3918 buf = (struct ieee_buf *) xmalloc (sizeof *buf);
3921 buflist->head = buf;
3922 buflist->tail = buf;
3925 info->current = buflist;
3926 info->curbuf = buflist->tail;
3931 /* Append a buffer chain. */
3935 ieee_append_buffer (info, mainbuf, newbuf)
3936 struct ieee_handle *info;
3937 struct ieee_buflist *mainbuf;
3938 struct ieee_buflist *newbuf;
3940 if (newbuf->head != NULL)
3942 if (mainbuf->head == NULL)
3943 mainbuf->head = newbuf->head;
3945 mainbuf->tail->next = newbuf->head;
3946 mainbuf->tail = newbuf->tail;
3951 /* Write a byte into the buffer. We use a macro for speed and a
3952 function for the complex cases. */
3954 #define ieee_write_byte(info, b) \
3955 ((info)->curbuf->c < IEEE_BUFSIZE \
3956 ? ((info)->curbuf->buf[(info)->curbuf->c++] = (b), true) \
3957 : ieee_real_write_byte ((info), (b)))
3960 ieee_real_write_byte (info, b)
3961 struct ieee_handle *info;
3964 if (info->curbuf->c >= IEEE_BUFSIZE)
3968 n = (struct ieee_buf *) xmalloc (sizeof *n);
3971 if (info->current->head == NULL)
3972 info->current->head = n;
3974 info->current->tail->next = n;
3975 info->current->tail = n;
3979 info->curbuf->buf[info->curbuf->c] = b;
3985 /* Write out two bytes. */
3988 ieee_write_2bytes (info, i)
3989 struct ieee_handle *info;
3992 return (ieee_write_byte (info, i >> 8)
3993 && ieee_write_byte (info, i & 0xff));
3996 /* Write out an integer. */
3999 ieee_write_number (info, v)
4000 struct ieee_handle *info;
4008 if (v <= (bfd_vma) ieee_number_end_enum)
4009 return ieee_write_byte (info, (int) v);
4020 if (c > (unsigned int) (ieee_number_repeat_end_enum
4021 - ieee_number_repeat_start_enum))
4023 fprintf (stderr, "IEEE numeric overflow: 0x");
4024 fprintf_vma (stderr, v);
4025 fprintf (stderr, "\n");
4029 if (! ieee_write_byte (info, (int) ieee_number_repeat_start_enum + c))
4031 for (; c > 0; --c, ++p)
4033 if (! ieee_write_byte (info, *p))
4040 /* Write out a string. */
4043 ieee_write_id (info, s)
4044 struct ieee_handle *info;
4052 if (! ieee_write_byte (info, len))
4055 else if (len <= 0xff)
4057 if (! ieee_write_byte (info, (int) ieee_extension_length_1_enum)
4058 || ! ieee_write_byte (info, len))
4061 else if (len <= 0xffff)
4063 if (! ieee_write_byte (info, (int) ieee_extension_length_2_enum)
4064 || ! ieee_write_2bytes (info, len))
4069 fprintf (stderr, "IEEE string length overflow: %u\n", len);
4073 for (; *s != '\0'; s++)
4074 if (! ieee_write_byte (info, *s))
4080 /* Write out an ASN record. */
4083 ieee_write_asn (info, indx, val)
4084 struct ieee_handle *info;
4088 return (ieee_write_2bytes (info, (int) ieee_asn_record_enum)
4089 && ieee_write_number (info, indx)
4090 && ieee_write_number (info, val));
4093 /* Write out an ATN65 record. */
4096 ieee_write_atn65 (info, indx, s)
4097 struct ieee_handle *info;
4101 return (ieee_write_2bytes (info, (int) ieee_atn_record_enum)
4102 && ieee_write_number (info, indx)
4103 && ieee_write_number (info, 0)
4104 && ieee_write_number (info, 65)
4105 && ieee_write_id (info, s));
4108 /* Push a type index onto the type stack. */
4111 ieee_push_type (info, indx, size, unsignedp, localp)
4112 struct ieee_handle *info;
4118 struct ieee_type_stack *ts;
4120 ts = (struct ieee_type_stack *) xmalloc (sizeof *ts);
4121 memset (ts, 0, sizeof *ts);
4123 ts->type.indx = indx;
4124 ts->type.size = size;
4125 ts->type.unsignedp = unsignedp;
4126 ts->type.localp = localp;
4128 ts->next = info->type_stack;
4129 info->type_stack = ts;
4134 /* Pop a type index off the type stack. */
4137 ieee_pop_type (info)
4138 struct ieee_handle *info;
4140 return ieee_pop_type_used (info, true);
4143 /* Pop an unused type index off the type stack. */
4146 ieee_pop_unused_type (info)
4147 struct ieee_handle *info;
4149 (void) ieee_pop_type_used (info, false);
4152 /* Pop a used or unused type index off the type stack. */
4155 ieee_pop_type_used (info, used)
4156 struct ieee_handle *info;
4159 struct ieee_type_stack *ts;
4162 ts = info->type_stack;
4163 assert (ts != NULL);
4165 /* If this is a function type, and we need it, we need to append the
4166 actual definition to the typedef block now. */
4167 if (used && ! ieee_buffer_emptyp (&ts->type.fndef))
4169 struct ieee_buflist *buflist;
4171 if (ts->type.localp)
4173 /* Make sure we have started the types block. */
4174 if (ieee_buffer_emptyp (&info->types))
4176 if (! ieee_change_buffer (info, &info->types)
4177 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4178 || ! ieee_write_byte (info, 1)
4179 || ! ieee_write_number (info, 0)
4180 || ! ieee_write_id (info, info->modname))
4183 buflist = &info->types;
4187 /* Make sure we started the global type block. */
4188 if (ieee_buffer_emptyp (&info->global_types))
4190 if (! ieee_change_buffer (info, &info->global_types)
4191 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4192 || ! ieee_write_byte (info, 2)
4193 || ! ieee_write_number (info, 0)
4194 || ! ieee_write_id (info, ""))
4197 buflist = &info->global_types;
4200 if (! ieee_append_buffer (info, buflist, &ts->type.fndef))
4204 ret = ts->type.indx;
4205 info->type_stack = ts->next;
4210 /* Add a range of bytes included in the current compilation unit. */
4213 ieee_add_range (info, global, low, high)
4214 struct ieee_handle *info;
4219 struct ieee_range **plist, *r, **pr;
4221 if (low == (bfd_vma) -1 || high == (bfd_vma) -1 || low == high)
4225 plist = &info->global_ranges;
4227 plist = &info->ranges;
4229 for (r = *plist; r != NULL; r = r->next)
4231 if (high >= r->low && low <= r->high)
4233 /* The new range overlaps r. */
4239 while (*pr != NULL && (*pr)->low <= r->high)
4241 struct ieee_range *n;
4243 if ((*pr)->high > r->high)
4244 r->high = (*pr)->high;
4253 r = (struct ieee_range *) xmalloc (sizeof *r);
4254 memset (r, 0, sizeof *r);
4259 /* Store the ranges sorted by address. */
4260 for (pr = plist; *pr != NULL; pr = &(*pr)->next)
4261 if ((*pr)->low > high)
4269 /* Start a new range for which we only have the low address. */
4272 ieee_start_range (info, low)
4273 struct ieee_handle *info;
4276 struct ieee_range *r;
4278 r = (struct ieee_range *) xmalloc (sizeof *r);
4279 memset (r, 0, sizeof *r);
4281 r->next = info->pending_ranges;
4282 info->pending_ranges = r;
4286 /* Finish a range started by ieee_start_range. */
4289 ieee_end_range (info, high)
4290 struct ieee_handle *info;
4293 struct ieee_range *r;
4296 assert (info->pending_ranges != NULL);
4297 r = info->pending_ranges;
4299 info->pending_ranges = r->next;
4301 return ieee_add_range (info, false, low, high);
4304 /* Start defining a type. */
4307 ieee_define_type (info, size, unsignedp, localp)
4308 struct ieee_handle *info;
4313 return ieee_define_named_type (info, (const char *) NULL,
4314 (unsigned int) -1, size, unsignedp,
4315 localp, (struct ieee_buflist *) NULL);
4318 /* Start defining a named type. */
4321 ieee_define_named_type (info, name, indx, size, unsignedp, localp, buflist)
4322 struct ieee_handle *info;
4328 struct ieee_buflist *buflist;
4330 unsigned int type_indx;
4331 unsigned int name_indx;
4333 if (indx != (unsigned int) -1)
4337 type_indx = info->type_indx;
4341 name_indx = info->name_indx;
4347 /* If we were given a buffer, use it; otherwise, use either the
4348 local or the global type information, and make sure that the type
4349 block is started. */
4350 if (buflist != NULL)
4352 if (! ieee_change_buffer (info, buflist))
4357 if (! ieee_buffer_emptyp (&info->types))
4359 if (! ieee_change_buffer (info, &info->types))
4364 if (! ieee_change_buffer (info, &info->types)
4365 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4366 || ! ieee_write_byte (info, 1)
4367 || ! ieee_write_number (info, 0)
4368 || ! ieee_write_id (info, info->modname))
4374 if (! ieee_buffer_emptyp (&info->global_types))
4376 if (! ieee_change_buffer (info, &info->global_types))
4381 if (! ieee_change_buffer (info, &info->global_types)
4382 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4383 || ! ieee_write_byte (info, 2)
4384 || ! ieee_write_number (info, 0)
4385 || ! ieee_write_id (info, ""))
4390 /* Push the new type on the type stack, write out an NN record, and
4391 write out the start of a TY record. The caller will then finish
4393 if (! ieee_push_type (info, type_indx, size, unsignedp, localp))
4396 return (ieee_write_byte (info, (int) ieee_nn_record)
4397 && ieee_write_number (info, name_indx)
4398 && ieee_write_id (info, name)
4399 && ieee_write_byte (info, (int) ieee_ty_record_enum)
4400 && ieee_write_number (info, type_indx)
4401 && ieee_write_byte (info, 0xce)
4402 && ieee_write_number (info, name_indx));
4405 /* Get an entry to the list of modified versions of a type. */
4407 static struct ieee_modified_type *
4408 ieee_get_modified_info (info, indx)
4409 struct ieee_handle *info;
4412 if (indx >= info->modified_alloc)
4414 unsigned int nalloc;
4416 nalloc = info->modified_alloc;
4419 while (indx >= nalloc)
4421 info->modified = ((struct ieee_modified_type *)
4422 xrealloc (info->modified,
4423 nalloc * sizeof *info->modified));
4424 memset (info->modified + info->modified_alloc, 0,
4425 (nalloc - info->modified_alloc) * sizeof *info->modified);
4426 info->modified_alloc = nalloc;
4429 return info->modified + indx;
4432 /* Routines for the hash table mapping names to types. */
4434 /* Initialize an entry in the hash table. */
4436 static struct bfd_hash_entry *
4437 ieee_name_type_newfunc (entry, table, string)
4438 struct bfd_hash_entry *entry;
4439 struct bfd_hash_table *table;
4442 struct ieee_name_type_hash_entry *ret =
4443 (struct ieee_name_type_hash_entry *) entry;
4445 /* Allocate the structure if it has not already been allocated by a
4448 ret = ((struct ieee_name_type_hash_entry *)
4449 bfd_hash_allocate (table, sizeof *ret));
4453 /* Call the allocation method of the superclass. */
4454 ret = ((struct ieee_name_type_hash_entry *)
4455 bfd_hash_newfunc ((struct bfd_hash_entry *) ret, table, string));
4458 /* Set local fields. */
4462 return (struct bfd_hash_entry *) ret;
4465 /* Look up an entry in the hash table. */
4467 #define ieee_name_type_hash_lookup(table, string, create, copy) \
4468 ((struct ieee_name_type_hash_entry *) \
4469 bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
4471 /* Traverse the hash table. */
4473 #define ieee_name_type_hash_traverse(table, func, info) \
4474 (bfd_hash_traverse \
4476 (boolean (*) PARAMS ((struct bfd_hash_entry *, PTR))) (func), \
4479 /* The general routine to write out IEEE debugging information. */
4482 write_ieee_debugging_info (abfd, dhandle)
4486 struct ieee_handle info;
4491 memset (&info, 0, sizeof info);
4493 info.type_indx = 256;
4494 info.name_indx = 32;
4496 if (! bfd_hash_table_init (&info.typedefs.root, ieee_name_type_newfunc)
4497 || ! bfd_hash_table_init (&info.tags.root, ieee_name_type_newfunc))
4500 if (! ieee_init_buffer (&info, &info.global_types)
4501 || ! ieee_init_buffer (&info, &info.data)
4502 || ! ieee_init_buffer (&info, &info.types)
4503 || ! ieee_init_buffer (&info, &info.vars)
4504 || ! ieee_init_buffer (&info, &info.cxx)
4505 || ! ieee_init_buffer (&info, &info.linenos)
4506 || ! ieee_init_buffer (&info, &info.fntype)
4507 || ! ieee_init_buffer (&info, &info.fnargs))
4510 if (! debug_write (dhandle, &ieee_fns, (PTR) &info))
4513 if (info.filename != NULL)
4515 if (! ieee_finish_compilation_unit (&info))
4519 /* Put any undefined tags in the global typedef information. */
4521 ieee_name_type_hash_traverse (&info.tags,
4522 ieee_write_undefined_tag,
4527 /* Prepend the global typedef information to the other data. */
4528 if (! ieee_buffer_emptyp (&info.global_types))
4530 if (! ieee_change_buffer (&info, &info.global_types)
4531 || ! ieee_write_byte (&info, (int) ieee_be_record_enum))
4534 if (! ieee_append_buffer (&info, &info.global_types, &info.data))
4536 info.data = info.global_types;
4539 /* Make sure that we have declare BB11 blocks for each range in the
4540 file. They are added to info->vars. */
4542 if (! ieee_init_buffer (&info, &info.vars))
4544 bfd_map_over_sections (abfd, ieee_add_bb11_blocks, (PTR) &info);
4547 if (! ieee_buffer_emptyp (&info.vars))
4549 if (! ieee_change_buffer (&info, &info.vars)
4550 || ! ieee_write_byte (&info, (int) ieee_be_record_enum))
4553 if (! ieee_append_buffer (&info, &info.data, &info.vars))
4557 /* Now all the data is in info.data. Write it out to the BFD. We
4558 normally would need to worry about whether all the other sections
4559 are set up yet, but the IEEE backend will handle this particular
4560 case correctly regardless. */
4561 if (ieee_buffer_emptyp (&info.data))
4563 /* There is no debugging information. */
4567 s = bfd_make_section (abfd, ".debug");
4569 err = "bfd_make_section";
4572 if (! bfd_set_section_flags (abfd, s, SEC_DEBUGGING | SEC_HAS_CONTENTS))
4573 err = "bfd_set_section_flags";
4580 for (b = info.data.head; b != NULL; b = b->next)
4582 if (! bfd_set_section_size (abfd, s, size))
4583 err = "bfd_set_section_size";
4590 for (b = info.data.head; b != NULL; b = b->next)
4592 if (! bfd_set_section_contents (abfd, s, b->buf, offset, b->c))
4594 err = "bfd_set_section_contents";
4603 fprintf (stderr, "%s: %s: %s\n", bfd_get_filename (abfd), err,
4604 bfd_errmsg (bfd_get_error ()));
4608 bfd_hash_table_free (&info.typedefs.root);
4609 bfd_hash_table_free (&info.tags.root);
4614 /* Write out information for an undefined tag. This is called via
4615 ieee_name_type_hash_traverse. */
4618 ieee_write_undefined_tag (h, p)
4619 struct ieee_name_type_hash_entry *h;
4622 struct ieee_handle *info = (struct ieee_handle *) p;
4623 struct ieee_name_type *nt;
4625 for (nt = h->types; nt != NULL; nt = nt->next)
4627 unsigned int name_indx;
4630 if (nt->kind == DEBUG_KIND_ILLEGAL)
4633 if (ieee_buffer_emptyp (&info->global_types))
4635 if (! ieee_change_buffer (info, &info->global_types)
4636 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4637 || ! ieee_write_byte (info, 2)
4638 || ! ieee_write_number (info, 0)
4639 || ! ieee_write_id (info, ""))
4646 name_indx = info->name_indx;
4648 if (! ieee_write_byte (info, (int) ieee_nn_record)
4649 || ! ieee_write_number (info, name_indx)
4650 || ! ieee_write_id (info, nt->type.name)
4651 || ! ieee_write_byte (info, (int) ieee_ty_record_enum)
4652 || ! ieee_write_number (info, nt->type.indx)
4653 || ! ieee_write_byte (info, 0xce)
4654 || ! ieee_write_number (info, name_indx))
4666 case DEBUG_KIND_STRUCT:
4667 case DEBUG_KIND_CLASS:
4670 case DEBUG_KIND_UNION:
4671 case DEBUG_KIND_UNION_CLASS:
4674 case DEBUG_KIND_ENUM:
4678 if (! ieee_write_number (info, code)
4679 || ! ieee_write_number (info, 0))
4689 /* Start writing out information for a compilation unit. */
4692 ieee_start_compilation_unit (p, filename)
4694 const char *filename;
4696 struct ieee_handle *info = (struct ieee_handle *) p;
4697 const char *modname;
4701 if (info->filename != NULL)
4703 if (! ieee_finish_compilation_unit (info))
4707 info->filename = filename;
4708 modname = strrchr (filename, '/');
4709 if (modname != NULL)
4713 modname = strrchr (filename, '\\');
4714 if (modname != NULL)
4719 c = xstrdup (modname);
4720 s = strrchr (c, '.');
4725 if (! ieee_init_buffer (info, &info->types)
4726 || ! ieee_init_buffer (info, &info->vars)
4727 || ! ieee_init_buffer (info, &info->cxx)
4728 || ! ieee_init_buffer (info, &info->linenos))
4730 info->ranges = NULL;
4732 /* Always include a BB1 and a BB3 block. That is what the output of
4733 the MRI linker seems to look like. */
4734 if (! ieee_change_buffer (info, &info->types)
4735 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4736 || ! ieee_write_byte (info, 1)
4737 || ! ieee_write_number (info, 0)
4738 || ! ieee_write_id (info, info->modname))
4741 nindx = info->name_indx;
4743 if (! ieee_change_buffer (info, &info->vars)
4744 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4745 || ! ieee_write_byte (info, 3)
4746 || ! ieee_write_number (info, 0)
4747 || ! ieee_write_id (info, info->modname))
4753 /* Finish up a compilation unit. */
4756 ieee_finish_compilation_unit (info)
4757 struct ieee_handle *info;
4759 struct ieee_range *r;
4761 if (! ieee_buffer_emptyp (&info->types))
4763 if (! ieee_change_buffer (info, &info->types)
4764 || ! ieee_write_byte (info, (int) ieee_be_record_enum))
4768 if (! ieee_buffer_emptyp (&info->cxx))
4770 /* Append any C++ information to the global function and
4771 variable information. */
4772 assert (! ieee_buffer_emptyp (&info->vars));
4773 if (! ieee_change_buffer (info, &info->vars))
4776 /* We put the pmisc records in a dummy procedure, just as the
4777 MRI compiler does. */
4778 if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
4779 || ! ieee_write_byte (info, 6)
4780 || ! ieee_write_number (info, 0)
4781 || ! ieee_write_id (info, "__XRYCPP")
4782 || ! ieee_write_number (info, 0)
4783 || ! ieee_write_number (info, 0)
4784 || ! ieee_write_number (info, info->highaddr - 1)
4785 || ! ieee_append_buffer (info, &info->vars, &info->cxx)
4786 || ! ieee_change_buffer (info, &info->vars)
4787 || ! ieee_write_byte (info, (int) ieee_be_record_enum)
4788 || ! ieee_write_number (info, info->highaddr - 1))
4792 if (! ieee_buffer_emptyp (&info->vars))
4794 if (! ieee_change_buffer (info, &info->vars)
4795 || ! ieee_write_byte (info, (int) ieee_be_record_enum))
4799 if (info->pending_lineno_filename != NULL)
4801 /* Force out the pending line number. */
4802 if (! ieee_lineno ((PTR) info, (const char *) NULL, 0, (bfd_vma) -1))
4805 if (! ieee_buffer_emptyp (&info->linenos))
4807 if (! ieee_change_buffer (info, &info->linenos)
4808 || ! ieee_write_byte (info, (int) ieee_be_record_enum))
4810 if (strcmp (info->filename, info->lineno_filename) != 0)
4812 /* We were not in the main file. We just closed the
4813 included line number block, and now we must close the
4814 main line number block. */
4815 if (! ieee_write_byte (info, (int) ieee_be_record_enum))
4820 if (! ieee_append_buffer (info, &info->data, &info->types)
4821 || ! ieee_append_buffer (info, &info->data, &info->vars)
4822 || ! ieee_append_buffer (info, &info->data, &info->linenos))
4825 /* Build BB10/BB11 blocks based on the ranges we recorded. */
4826 if (! ieee_change_buffer (info, &info->data))
4829 if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
4830 || ! ieee_write_byte (info, 10)
4831 || ! ieee_write_number (info, 0)
4832 || ! ieee_write_id (info, info->modname)
4833 || ! ieee_write_id (info, "")
4834 || ! ieee_write_number (info, 0)
4835 || ! ieee_write_id (info, "GNU objcopy"))
4838 for (r = info->ranges; r != NULL; r = r->next)
4847 /* Find the section corresponding to this range. */
4848 for (s = info->abfd->sections; s != NULL; s = s->next)
4850 if (bfd_get_section_vma (info->abfd, s) <= low
4851 && high <= (bfd_get_section_vma (info->abfd, s)
4852 + bfd_section_size (info->abfd, s)))
4858 /* Just ignore this range. */
4862 /* Coalesce ranges if it seems reasonable. */
4863 while (r->next != NULL
4864 && high + 64 >= r->next->low
4866 <= (bfd_get_section_vma (info->abfd, s)
4867 + bfd_section_size (info->abfd, s))))
4873 if ((s->flags & SEC_CODE) != 0)
4875 else if ((s->flags & SEC_READONLY) != 0)
4880 if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
4881 || ! ieee_write_byte (info, 11)
4882 || ! ieee_write_number (info, 0)
4883 || ! ieee_write_id (info, "")
4884 || ! ieee_write_number (info, kind)
4885 || ! ieee_write_number (info, s->index + IEEE_SECTION_NUMBER_BASE)
4886 || ! ieee_write_number (info, low)
4887 || ! ieee_write_byte (info, (int) ieee_be_record_enum)
4888 || ! ieee_write_number (info, high - low))
4891 /* Add this range to the list of global ranges. */
4892 if (! ieee_add_range (info, true, low, high))
4896 if (! ieee_write_byte (info, (int) ieee_be_record_enum))
4902 /* Add BB11 blocks describing each range that we have not already
4906 ieee_add_bb11_blocks (abfd, sec, data)
4911 struct ieee_handle *info = (struct ieee_handle *) data;
4913 struct ieee_range *r;
4915 low = bfd_get_section_vma (abfd, sec);
4916 high = low + bfd_section_size (abfd, sec);
4918 /* Find the first range at or after this section. The ranges are
4919 sorted by address. */
4920 for (r = info->global_ranges; r != NULL; r = r->next)
4926 if (r == NULL || r->low >= high)
4928 if (! ieee_add_bb11 (info, sec, low, high))
4935 if (! ieee_add_bb11 (info, sec, low, r->low))
4947 /* Add a single BB11 block for a range. We add it to info->vars. */
4950 ieee_add_bb11 (info, sec, low, high)
4951 struct ieee_handle *info;
4958 if (! ieee_buffer_emptyp (&info->vars))
4960 if (! ieee_change_buffer (info, &info->vars))
4965 const char *filename, *modname;
4968 /* Start the enclosing BB10 block. */
4969 filename = bfd_get_filename (info->abfd);
4970 modname = strrchr (filename, '/');
4971 if (modname != NULL)
4975 modname = strrchr (filename, '\\');
4976 if (modname != NULL)
4981 c = xstrdup (modname);
4982 s = strrchr (c, '.');
4986 if (! ieee_change_buffer (info, &info->vars)
4987 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
4988 || ! ieee_write_byte (info, 10)
4989 || ! ieee_write_number (info, 0)
4990 || ! ieee_write_id (info, c)
4991 || ! ieee_write_id (info, "")
4992 || ! ieee_write_number (info, 0)
4993 || ! ieee_write_id (info, "GNU objcopy"))
4999 if ((sec->flags & SEC_CODE) != 0)
5001 else if ((sec->flags & SEC_READONLY) != 0)
5006 if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
5007 || ! ieee_write_byte (info, 11)
5008 || ! ieee_write_number (info, 0)
5009 || ! ieee_write_id (info, "")
5010 || ! ieee_write_number (info, kind)
5011 || ! ieee_write_number (info, sec->index + IEEE_SECTION_NUMBER_BASE)
5012 || ! ieee_write_number (info, low)
5013 || ! ieee_write_byte (info, (int) ieee_be_record_enum)
5014 || ! ieee_write_number (info, high - low))
5020 /* Start recording information from a particular source file. This is
5021 used to record which file defined which types, variables, etc. It
5022 is not used for line numbers, since the lineno entry point passes
5023 down the file name anyhow. IEEE debugging information doesn't seem
5024 to store this information anywhere. */
5028 ieee_start_source (p, filename)
5030 const char *filename;
5035 /* Make an empty type. */
5041 struct ieee_handle *info = (struct ieee_handle *) p;
5043 return ieee_push_type (info, 0, 0, false, false);
5046 /* Make a void type. */
5052 struct ieee_handle *info = (struct ieee_handle *) p;
5054 return ieee_push_type (info, 1, 0, false, false);
5057 /* Make an integer type. */
5060 ieee_int_type (p, size, unsignedp)
5065 struct ieee_handle *info = (struct ieee_handle *) p;
5071 indx = (int) builtin_signed_char;
5074 indx = (int) builtin_signed_short_int;
5077 indx = (int) builtin_signed_long;
5080 indx = (int) builtin_signed_long_long;
5083 fprintf (stderr, "IEEE unsupported integer type size %u\n", size);
5090 return ieee_push_type (info, indx, size, unsignedp, false);
5093 /* Make a floating point type. */
5096 ieee_float_type (p, size)
5100 struct ieee_handle *info = (struct ieee_handle *) p;
5106 indx = (int) builtin_float;
5109 indx = (int) builtin_double;
5112 /* FIXME: This size really depends upon the processor. */
5113 indx = (int) builtin_long_double;
5116 indx = (int) builtin_long_long_double;
5119 fprintf (stderr, "IEEE unsupported float type size %u\n", size);
5123 return ieee_push_type (info, indx, size, false, false);
5126 /* Make a complex type. */
5129 ieee_complex_type (p, size)
5133 struct ieee_handle *info = (struct ieee_handle *) p;
5145 fprintf (stderr, "IEEE unsupported complex type size %u\n", size);
5149 /* FIXME: I don't know what the string is for. */
5150 return (ieee_define_type (info, size, false, false)
5151 && ieee_write_number (info, code)
5152 && ieee_write_id (info, ""));
5155 /* Make a boolean type. IEEE doesn't support these, so we just make
5156 an integer type instead. */
5159 ieee_bool_type (p, size)
5163 return ieee_int_type (p, size, true);
5166 /* Make an enumeration. */
5169 ieee_enum_type (p, tag, names, vals)
5173 bfd_signed_vma *vals;
5175 struct ieee_handle *info = (struct ieee_handle *) p;
5176 struct ieee_defined_enum *e;
5177 boolean localp, simple;
5181 for (e = info->enums; e != NULL; e = e->next)
5191 || tag[0] != e->tag[0]
5192 || strcmp (tag, e->tag) != 0)
5196 if (names != NULL && e->names != NULL)
5198 for (i = 0; names[i] != NULL && e->names[i] != NULL; i++)
5200 if (names[i][0] != e->names[i][0]
5201 || vals[i] != e->vals[i]
5202 || strcmp (names[i], e->names[i]) != 0)
5207 if ((names == NULL && e->names == NULL)
5208 || (names[i] == NULL && e->names[i] == NULL))
5210 /* We've seen this enum before. */
5211 return ieee_push_type (info, e->indx, 0, true, false);
5216 /* We've already seen an enum of the same name, so we must make
5217 sure to output this one locally. */
5223 /* If this is a simple enumeration, in which the values start at 0
5224 and always increment by 1, we can use type E. Otherwise we must
5230 for (i = 0; names[i] != NULL; i++)
5240 if (! ieee_define_named_type (info, tag, (unsigned int) -1, 0,
5241 true, localp, (struct ieee_buflist *) NULL)
5242 || ! ieee_write_number (info, simple ? 'E' : 'N'))
5246 /* FIXME: This is supposed to be the enumeration size, but we
5247 don't store that. */
5248 if (! ieee_write_number (info, 4))
5253 for (i = 0; names[i] != NULL; i++)
5255 if (! ieee_write_id (info, names[i]))
5259 if (! ieee_write_number (info, vals[i]))
5267 e = (struct ieee_defined_enum *) xmalloc (sizeof *e);
5268 memset (e, 0, sizeof *e);
5270 e->indx = info->type_stack->type.indx;
5275 e->next = info->enums;
5282 /* Make a pointer type. */
5285 ieee_pointer_type (p)
5288 struct ieee_handle *info = (struct ieee_handle *) p;
5291 struct ieee_modified_type *m = NULL;
5293 localp = info->type_stack->type.localp;
5294 indx = ieee_pop_type (info);
5296 /* A pointer to a simple builtin type can be obtained by adding 32.
5297 FIXME: Will this be a short pointer, and will that matter? */
5299 return ieee_push_type (info, indx + 32, 0, true, false);
5303 m = ieee_get_modified_info (p, indx);
5307 /* FIXME: The size should depend upon the architecture. */
5309 return ieee_push_type (info, m->pointer, 4, true, false);
5312 if (! ieee_define_type (info, 4, true, localp)
5313 || ! ieee_write_number (info, 'P')
5314 || ! ieee_write_number (info, indx))
5318 m->pointer = info->type_stack->type.indx;
5323 /* Make a function type. This will be called for a method, but we
5324 don't want to actually add it to the type table in that case. We
5325 handle this by defining the type in a private buffer, and only
5326 adding that buffer to the typedef block if we are going to use it. */
5329 ieee_function_type (p, argcount, varargs)
5334 struct ieee_handle *info = (struct ieee_handle *) p;
5336 unsigned int *args = NULL;
5338 unsigned int retindx;
5339 struct ieee_buflist fndef;
5340 struct ieee_modified_type *m;
5346 args = (unsigned int *) xmalloc (argcount * sizeof *args);
5347 for (i = argcount - 1; i >= 0; i--)
5349 if (info->type_stack->type.localp)
5351 args[i] = ieee_pop_type (info);
5354 else if (argcount < 0)
5357 if (info->type_stack->type.localp)
5359 retindx = ieee_pop_type (info);
5362 if (argcount < 0 && ! localp)
5364 m = ieee_get_modified_info (p, retindx);
5368 if (m->function > 0)
5369 return ieee_push_type (info, m->function, 0, true, false);
5372 /* An attribute of 0x41 means that the frame and push mask are
5374 if (! ieee_init_buffer (info, &fndef)
5375 || ! ieee_define_named_type (info, (const char *) NULL,
5376 (unsigned int) -1, 0, true, localp,
5378 || ! ieee_write_number (info, 'x')
5379 || ! ieee_write_number (info, 0x41)
5380 || ! ieee_write_number (info, 0)
5381 || ! ieee_write_number (info, 0)
5382 || ! ieee_write_number (info, retindx)
5383 || ! ieee_write_number (info, (bfd_vma) argcount + (varargs ? 1 : 0)))
5387 for (i = 0; i < argcount; i++)
5388 if (! ieee_write_number (info, args[i]))
5394 /* A varargs function is represented by writing out the last
5395 argument as type void *, although this makes little sense. */
5396 if (! ieee_write_number (info, (bfd_vma) builtin_void + 32))
5400 if (! ieee_write_number (info, 0))
5403 /* We wrote the information into fndef, in case we don't need it.
5404 It will be appended to info->types by ieee_pop_type. */
5405 info->type_stack->type.fndef = fndef;
5408 m->function = info->type_stack->type.indx;
5413 /* Make a reference type. */
5416 ieee_reference_type (p)
5419 struct ieee_handle *info = (struct ieee_handle *) p;
5421 /* IEEE appears to record a normal pointer type, and then use a
5422 pmisc record to indicate that it is really a reference. */
5424 if (! ieee_pointer_type (p))
5426 info->type_stack->type.referencep = true;
5430 /* Make a range type. */
5433 ieee_range_type (p, low, high)
5436 bfd_signed_vma high;
5438 struct ieee_handle *info = (struct ieee_handle *) p;
5440 boolean unsignedp, localp;
5442 size = info->type_stack->type.size;
5443 unsignedp = info->type_stack->type.unsignedp;
5444 localp = info->type_stack->type.localp;
5445 ieee_pop_unused_type (info);
5446 return (ieee_define_type (info, size, unsignedp, localp)
5447 && ieee_write_number (info, 'R')
5448 && ieee_write_number (info, (bfd_vma) low)
5449 && ieee_write_number (info, (bfd_vma) high)
5450 && ieee_write_number (info, unsignedp ? 0 : 1)
5451 && ieee_write_number (info, size));
5454 /* Make an array type. */
5458 ieee_array_type (p, low, high, stringp)
5461 bfd_signed_vma high;
5464 struct ieee_handle *info = (struct ieee_handle *) p;
5465 unsigned int eleindx;
5467 struct ieee_modified_type *m = NULL;
5468 struct ieee_modified_array_type *a;
5470 /* IEEE does not store the range, so we just ignore it. */
5471 ieee_pop_unused_type (info);
5472 localp = info->type_stack->type.localp;
5473 eleindx = ieee_pop_type (info);
5477 m = ieee_get_modified_info (info, eleindx);
5481 for (a = m->arrays; a != NULL; a = a->next)
5483 if (a->low == low && a->high == high)
5484 return ieee_push_type (info, a->indx, 0, false, false);
5488 if (! ieee_define_type (info, 0, false, localp)
5489 || ! ieee_write_number (info, low == 0 ? 'Z' : 'C')
5490 || ! ieee_write_number (info, eleindx))
5494 if (! ieee_write_number (info, low))
5498 if (! ieee_write_number (info, high + 1))
5503 a = (struct ieee_modified_array_type *) xmalloc (sizeof *a);
5504 memset (a, 0, sizeof *a);
5506 a->indx = info->type_stack->type.indx;
5510 a->next = m->arrays;
5517 /* Make a set type. */
5520 ieee_set_type (p, bitstringp)
5524 struct ieee_handle *info = (struct ieee_handle *) p;
5526 unsigned int eleindx;
5528 localp = info->type_stack->type.localp;
5529 eleindx = ieee_pop_type (info);
5531 /* FIXME: We don't know the size, so we just use 4. */
5533 return (ieee_define_type (info, 0, true, localp)
5534 && ieee_write_number (info, 's')
5535 && ieee_write_number (info, 4)
5536 && ieee_write_number (info, eleindx));
5539 /* Make an offset type. */
5542 ieee_offset_type (p)
5545 struct ieee_handle *info = (struct ieee_handle *) p;
5546 unsigned int targetindx, baseindx;
5548 targetindx = ieee_pop_type (info);
5549 baseindx = ieee_pop_type (info);
5551 /* FIXME: The MRI C++ compiler does not appear to generate any
5552 useful type information about an offset type. It just records a
5553 pointer to member as an integer. The MRI/HP IEEE spec does
5554 describe a pmisc record which can be used for a pointer to
5555 member. Unfortunately, it does not describe the target type,
5556 which seems pretty important. I'm going to punt this for now. */
5558 return ieee_int_type (p, 4, true);
5561 /* Make a method type. */
5564 ieee_method_type (p, domain, argcount, varargs)
5570 struct ieee_handle *info = (struct ieee_handle *) p;
5572 /* FIXME: The MRI/HP IEEE spec defines a pmisc record to use for a
5573 method, but the definition is incomplete. We just output an 'x'
5577 ieee_pop_unused_type (info);
5579 return ieee_function_type (p, argcount, varargs);
5582 /* Make a const qualified type. */
5588 struct ieee_handle *info = (struct ieee_handle *) p;
5590 boolean unsignedp, localp;
5592 struct ieee_modified_type *m = NULL;
5594 size = info->type_stack->type.size;
5595 unsignedp = info->type_stack->type.unsignedp;
5596 localp = info->type_stack->type.localp;
5597 indx = ieee_pop_type (info);
5601 m = ieee_get_modified_info (info, indx);
5605 if (m->const_qualified > 0)
5606 return ieee_push_type (info, m->const_qualified, size, unsignedp,
5610 if (! ieee_define_type (info, size, unsignedp, localp)
5611 || ! ieee_write_number (info, 'n')
5612 || ! ieee_write_number (info, 1)
5613 || ! ieee_write_number (info, indx))
5617 m->const_qualified = info->type_stack->type.indx;
5622 /* Make a volatile qualified type. */
5625 ieee_volatile_type (p)
5628 struct ieee_handle *info = (struct ieee_handle *) p;
5630 boolean unsignedp, localp;
5632 struct ieee_modified_type *m = NULL;
5634 size = info->type_stack->type.size;
5635 unsignedp = info->type_stack->type.unsignedp;
5636 localp = info->type_stack->type.localp;
5637 indx = ieee_pop_type (info);
5641 m = ieee_get_modified_info (info, indx);
5645 if (m->volatile_qualified > 0)
5646 return ieee_push_type (info, m->volatile_qualified, size, unsignedp,
5650 if (! ieee_define_type (info, size, unsignedp, localp)
5651 || ! ieee_write_number (info, 'n')
5652 || ! ieee_write_number (info, 2)
5653 || ! ieee_write_number (info, indx))
5657 m->volatile_qualified = info->type_stack->type.indx;
5662 /* Convert an enum debug_visibility into a CXXFLAGS value. */
5665 ieee_vis_to_flags (visibility)
5666 enum debug_visibility visibility;
5672 case DEBUG_VISIBILITY_PUBLIC:
5673 return CXXFLAGS_VISIBILITY_PUBLIC;
5674 case DEBUG_VISIBILITY_PRIVATE:
5675 return CXXFLAGS_VISIBILITY_PRIVATE;
5676 case DEBUG_VISIBILITY_PROTECTED:
5677 return CXXFLAGS_VISIBILITY_PROTECTED;
5682 /* Start defining a struct type. We build it in the strdef field on
5683 the stack, to avoid confusing type definitions required by the
5684 fields with the struct type itself. */
5687 ieee_start_struct_type (p, tag, id, structp, size)
5694 struct ieee_handle *info = (struct ieee_handle *) p;
5695 boolean localp, ignorep;
5699 struct ieee_name_type_hash_entry *h;
5700 struct ieee_name_type *nt, *ntlook;
5701 struct ieee_buflist strdef;
5706 /* We need to create a tag for internal use even if we don't want
5707 one for external use. This will let us refer to an anonymous
5716 sprintf (ab, "__anon%u", id);
5721 /* If we already have references to the tag, we must use the
5722 existing type index. */
5723 h = ieee_name_type_hash_lookup (&info->tags, look, true, copy);
5728 for (ntlook = h->types; ntlook != NULL; ntlook = ntlook->next)
5730 if (ntlook->id == id)
5732 else if (! ntlook->type.localp)
5734 /* We are creating a duplicate definition of a globally
5735 defined tag. Force it to be local to avoid
5743 assert (localp == nt->type.localp);
5744 if (nt->kind == DEBUG_KIND_ILLEGAL && ! localp)
5746 /* We've already seen a global definition of the type.
5747 Ignore this new definition. */
5753 nt = (struct ieee_name_type *) xmalloc (sizeof *nt);
5754 memset (nt, 0, sizeof *nt);
5756 nt->type.name = h->root.string;
5757 nt->next = h->types;
5759 nt->type.indx = info->type_indx;
5763 nt->kind = DEBUG_KIND_ILLEGAL;
5765 if (! ieee_init_buffer (info, &strdef)
5766 || ! ieee_define_named_type (info, tag, nt->type.indx, size, true,
5768 || ! ieee_write_number (info, structp ? 'S' : 'U')
5769 || ! ieee_write_number (info, size))
5776 /* We never want nt->type.name to be NULL. We want the rest of
5777 the type to be the object set up on the type stack; it will
5778 have a NULL name if tag is NULL. */
5779 hold = nt->type.name;
5780 nt->type = info->type_stack->type;
5781 nt->type.name = hold;
5784 info->type_stack->type.name = tag;
5785 info->type_stack->type.strdef = strdef;
5786 info->type_stack->type.ignorep = ignorep;
5791 /* Add a field to a struct. */
5794 ieee_struct_field (p, name, bitpos, bitsize, visibility)
5799 enum debug_visibility visibility;
5801 struct ieee_handle *info = (struct ieee_handle *) p;
5809 assert (info->type_stack != NULL
5810 && info->type_stack->next != NULL
5811 && ! ieee_buffer_emptyp (&info->type_stack->next->type.strdef));
5813 /* If we are ignoring this struct definition, just pop and ignore
5815 if (info->type_stack->next->type.ignorep)
5817 ieee_pop_unused_type (info);
5821 size = info->type_stack->type.size;
5822 unsignedp = info->type_stack->type.unsignedp;
5823 referencep = info->type_stack->type.referencep;
5824 localp = info->type_stack->type.localp;
5825 indx = ieee_pop_type (info);
5828 info->type_stack->type.localp = true;
5830 if (info->type_stack->type.classdef != NULL)
5835 /* This is a class. We must add a description of this field to
5836 the class records we are building. */
5838 flags = ieee_vis_to_flags (visibility);
5839 nindx = info->type_stack->type.classdef->indx;
5840 if (! ieee_change_buffer (info,
5841 &info->type_stack->type.classdef->pmiscbuf)
5842 || ! ieee_write_asn (info, nindx, 'd')
5843 || ! ieee_write_asn (info, nindx, flags)
5844 || ! ieee_write_atn65 (info, nindx, name)
5845 || ! ieee_write_atn65 (info, nindx, name))
5847 info->type_stack->type.classdef->pmisccount += 4;
5853 /* We need to output a record recording that this field is
5854 really of reference type. We put this on the refs field
5855 of classdef, so that it can be appended to the C++
5856 records after the class is defined. */
5858 nindx = info->name_indx;
5861 if (! ieee_change_buffer (info,
5862 &info->type_stack->type.classdef->refs)
5863 || ! ieee_write_byte (info, (int) ieee_nn_record)
5864 || ! ieee_write_number (info, nindx)
5865 || ! ieee_write_id (info, "")
5866 || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
5867 || ! ieee_write_number (info, nindx)
5868 || ! ieee_write_number (info, 0)
5869 || ! ieee_write_number (info, 62)
5870 || ! ieee_write_number (info, 80)
5871 || ! ieee_write_number (info, 4)
5872 || ! ieee_write_asn (info, nindx, 'R')
5873 || ! ieee_write_asn (info, nindx, 3)
5874 || ! ieee_write_atn65 (info, nindx, info->type_stack->type.name)
5875 || ! ieee_write_atn65 (info, nindx, name))
5880 /* If the bitsize doesn't match the expected size, we need to output
5882 if (size == 0 || bitsize == 0 || bitsize == size * 8)
5883 offset = bitpos / 8;
5886 if (! ieee_define_type (info, 0, unsignedp,
5887 info->type_stack->type.localp)
5888 || ! ieee_write_number (info, 'g')
5889 || ! ieee_write_number (info, unsignedp ? 0 : 1)
5890 || ! ieee_write_number (info, bitsize)
5891 || ! ieee_write_number (info, indx))
5893 indx = ieee_pop_type (info);
5897 /* Switch to the struct we are building in order to output this
5898 field definition. */
5899 return (ieee_change_buffer (info, &info->type_stack->type.strdef)
5900 && ieee_write_id (info, name)
5901 && ieee_write_number (info, indx)
5902 && ieee_write_number (info, offset));
5905 /* Finish up a struct type. */
5908 ieee_end_struct_type (p)
5911 struct ieee_handle *info = (struct ieee_handle *) p;
5912 struct ieee_buflist *pb;
5914 assert (info->type_stack != NULL
5915 && ! ieee_buffer_emptyp (&info->type_stack->type.strdef));
5917 /* If we were ignoring this struct definition because it was a
5918 duplicate defintion, just through away whatever bytes we have
5919 accumulated. Leave the type on the stack. */
5920 if (info->type_stack->type.ignorep)
5923 /* If this is not a duplicate definition of this tag, then localp
5924 will be false, and we can put it in the global type block.
5925 FIXME: We should avoid outputting duplicate definitions which are
5927 if (! info->type_stack->type.localp)
5929 /* Make sure we have started the global type block. */
5930 if (ieee_buffer_emptyp (&info->global_types))
5932 if (! ieee_change_buffer (info, &info->global_types)
5933 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
5934 || ! ieee_write_byte (info, 2)
5935 || ! ieee_write_number (info, 0)
5936 || ! ieee_write_id (info, ""))
5939 pb = &info->global_types;
5943 /* Make sure we have started the types block. */
5944 if (ieee_buffer_emptyp (&info->types))
5946 if (! ieee_change_buffer (info, &info->types)
5947 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
5948 || ! ieee_write_byte (info, 1)
5949 || ! ieee_write_number (info, 0)
5950 || ! ieee_write_id (info, info->modname))
5956 /* Append the struct definition to the types. */
5957 if (! ieee_append_buffer (info, pb, &info->type_stack->type.strdef)
5958 || ! ieee_init_buffer (info, &info->type_stack->type.strdef))
5961 /* Leave the struct on the type stack. */
5966 /* Start a class type. */
5969 ieee_start_class_type (p, tag, id, structp, size, vptr, ownvptr)
5978 struct ieee_handle *info = (struct ieee_handle *) p;
5980 struct ieee_buflist pmiscbuf;
5982 struct ieee_type_class *classdef;
5984 /* A C++ class is output as a C++ struct along with a set of pmisc
5985 records describing the class. */
5987 /* We need to have a name so that we can associate the struct and
5993 t = (char *) xmalloc (20);
5994 sprintf (t, "__anon%u", id);
5998 /* We can't write out the virtual table information until we have
5999 finished the class, because we don't know the virtual table size.
6000 We get the size from the largest voffset we see. */
6002 if (vptr && ! ownvptr)
6004 vclass = info->type_stack->type.name;
6005 assert (vclass != NULL);
6006 /* We don't call ieee_pop_unused_type, since the class should
6008 (void) ieee_pop_type (info);
6011 if (! ieee_start_struct_type (p, tag, id, structp, size))
6014 indx = info->name_indx;
6017 /* We write out pmisc records into the classdef field. We will
6018 write out the pmisc start after we know the number of records we
6020 if (! ieee_init_buffer (info, &pmiscbuf)
6021 || ! ieee_change_buffer (info, &pmiscbuf)
6022 || ! ieee_write_asn (info, indx, 'T')
6023 || ! ieee_write_asn (info, indx, structp ? 'o' : 'u')
6024 || ! ieee_write_atn65 (info, indx, tag))
6027 classdef = (struct ieee_type_class *) xmalloc (sizeof *classdef);
6028 memset (classdef, 0, sizeof *classdef);
6030 classdef->indx = indx;
6031 classdef->pmiscbuf = pmiscbuf;
6032 classdef->pmisccount = 3;
6033 classdef->vclass = vclass;
6034 classdef->ownvptr = ownvptr;
6036 info->type_stack->type.classdef = classdef;
6041 /* Add a static member to a class. */
6044 ieee_class_static_member (p, name, physname, visibility)
6047 const char *physname;
6048 enum debug_visibility visibility;
6050 struct ieee_handle *info = (struct ieee_handle *) p;
6054 /* We don't care about the type. Hopefully there will be a call to
6055 ieee_variable declaring the physical name and the type, since
6056 that is where an IEEE consumer must get the type. */
6057 ieee_pop_unused_type (info);
6059 assert (info->type_stack != NULL
6060 && info->type_stack->type.classdef != NULL);
6062 flags = ieee_vis_to_flags (visibility);
6063 flags |= CXXFLAGS_STATIC;
6065 nindx = info->type_stack->type.classdef->indx;
6067 if (! ieee_change_buffer (info, &info->type_stack->type.classdef->pmiscbuf)
6068 || ! ieee_write_asn (info, nindx, 'd')
6069 || ! ieee_write_asn (info, nindx, flags)
6070 || ! ieee_write_atn65 (info, nindx, name)
6071 || ! ieee_write_atn65 (info, nindx, physname))
6073 info->type_stack->type.classdef->pmisccount += 4;
6078 /* Add a base class to a class. */
6081 ieee_class_baseclass (p, bitpos, virtual, visibility)
6085 enum debug_visibility visibility;
6087 struct ieee_handle *info = (struct ieee_handle *) p;
6095 assert (info->type_stack != NULL
6096 && info->type_stack->type.name != NULL
6097 && info->type_stack->next != NULL
6098 && info->type_stack->next->type.classdef != NULL
6099 && ! ieee_buffer_emptyp (&info->type_stack->next->type.strdef));
6101 bname = info->type_stack->type.name;
6102 localp = info->type_stack->type.localp;
6103 bindx = ieee_pop_type (info);
6105 /* We are currently defining both a struct and a class. We must
6106 write out a field definition in the struct which holds the base
6107 class. The stabs debugging reader will create a field named
6108 _vb$CLASS for a virtual base class, so we just use that. FIXME:
6109 we should not depend upon a detail of stabs debugging. */
6112 fname = (char *) xmalloc (strlen (bname) + sizeof "_vb$");
6113 sprintf (fname, "_vb$%s", bname);
6114 flags = BASEFLAGS_VIRTUAL;
6119 info->type_stack->type.localp = true;
6121 fname = (char *) xmalloc (strlen (bname) + sizeof "_b$");
6122 sprintf (fname, "_b$%s", bname);
6124 if (! ieee_change_buffer (info, &info->type_stack->type.strdef)
6125 || ! ieee_write_id (info, fname)
6126 || ! ieee_write_number (info, bindx)
6127 || ! ieee_write_number (info, bitpos / 8))
6132 if (visibility == DEBUG_VISIBILITY_PRIVATE)
6133 flags |= BASEFLAGS_PRIVATE;
6135 nindx = info->type_stack->type.classdef->indx;
6137 if (! ieee_change_buffer (info, &info->type_stack->type.classdef->pmiscbuf)
6138 || ! ieee_write_asn (info, nindx, 'b')
6139 || ! ieee_write_asn (info, nindx, flags)
6140 || ! ieee_write_atn65 (info, nindx, bname)
6141 || ! ieee_write_asn (info, nindx, 0)
6142 || ! ieee_write_atn65 (info, nindx, fname))
6144 info->type_stack->type.classdef->pmisccount += 5;
6151 /* Start building a method for a class. */
6154 ieee_class_start_method (p, name)
6158 struct ieee_handle *info = (struct ieee_handle *) p;
6160 assert (info->type_stack != NULL
6161 && info->type_stack->type.classdef != NULL
6162 && info->type_stack->type.classdef->method == NULL);
6164 info->type_stack->type.classdef->method = name;
6169 /* Define a new method variant, either static or not. */
6172 ieee_class_method_var (info, physname, visibility, staticp, constp,
6173 volatilep, voffset, context)
6174 struct ieee_handle *info;
6175 const char *physname;
6176 enum debug_visibility visibility;
6187 /* We don't need the type of the method. An IEEE consumer which
6188 wants the type must track down the function by the physical name
6189 and get the type from that. */
6190 ieee_pop_unused_type (info);
6192 /* We don't use the context. FIXME: We probably ought to use it to
6193 adjust the voffset somehow, but I don't really know how. */
6195 ieee_pop_unused_type (info);
6197 assert (info->type_stack != NULL
6198 && info->type_stack->type.classdef != NULL
6199 && info->type_stack->type.classdef->method != NULL);
6201 flags = ieee_vis_to_flags (visibility);
6203 /* FIXME: We never set CXXFLAGS_OVERRIDE, CXXFLAGS_OPERATOR,
6204 CXXFLAGS_CTORDTOR, CXXFLAGS_CTOR, or CXXFLAGS_INLINE. */
6207 flags |= CXXFLAGS_STATIC;
6209 flags |= CXXFLAGS_CONST;
6211 flags |= CXXFLAGS_VOLATILE;
6213 nindx = info->type_stack->type.classdef->indx;
6215 virtual = context || voffset > 0;
6217 if (! ieee_change_buffer (info,
6218 &info->type_stack->type.classdef->pmiscbuf)
6219 || ! ieee_write_asn (info, nindx, virtual ? 'v' : 'm')
6220 || ! ieee_write_asn (info, nindx, flags)
6221 || ! ieee_write_atn65 (info, nindx,
6222 info->type_stack->type.classdef->method)
6223 || ! ieee_write_atn65 (info, nindx, physname))
6228 if (voffset > info->type_stack->type.classdef->voffset)
6229 info->type_stack->type.classdef->voffset = voffset;
6230 if (! ieee_write_asn (info, nindx, voffset))
6232 ++info->type_stack->type.classdef->pmisccount;
6235 if (! ieee_write_asn (info, nindx, 0))
6238 info->type_stack->type.classdef->pmisccount += 5;
6243 /* Define a new method variant. */
6246 ieee_class_method_variant (p, physname, visibility, constp, volatilep,
6249 const char *physname;
6250 enum debug_visibility visibility;
6256 struct ieee_handle *info = (struct ieee_handle *) p;
6258 return ieee_class_method_var (info, physname, visibility, false, constp,
6259 volatilep, voffset, context);
6262 /* Define a new static method variant. */
6265 ieee_class_static_method_variant (p, physname, visibility, constp, volatilep)
6267 const char *physname;
6268 enum debug_visibility visibility;
6272 struct ieee_handle *info = (struct ieee_handle *) p;
6274 return ieee_class_method_var (info, physname, visibility, true, constp,
6275 volatilep, 0, false);
6278 /* Finish up a method. */
6281 ieee_class_end_method (p)
6284 struct ieee_handle *info = (struct ieee_handle *) p;
6286 assert (info->type_stack != NULL
6287 && info->type_stack->type.classdef != NULL
6288 && info->type_stack->type.classdef->method != NULL);
6290 info->type_stack->type.classdef->method = NULL;
6295 /* Finish up a class. */
6298 ieee_end_class_type (p)
6301 struct ieee_handle *info = (struct ieee_handle *) p;
6304 assert (info->type_stack != NULL
6305 && info->type_stack->type.classdef != NULL);
6307 /* If we were ignoring this class definition because it was a
6308 duplicate definition, just through away whatever bytes we have
6309 accumulated. Leave the type on the stack. */
6310 if (info->type_stack->type.ignorep)
6313 nindx = info->type_stack->type.classdef->indx;
6315 /* If we have a virtual table, we can write out the information now. */
6316 if (info->type_stack->type.classdef->vclass != NULL
6317 || info->type_stack->type.classdef->ownvptr)
6319 if (! ieee_change_buffer (info,
6320 &info->type_stack->type.classdef->pmiscbuf)
6321 || ! ieee_write_asn (info, nindx, 'z')
6322 || ! ieee_write_atn65 (info, nindx, "")
6323 || ! ieee_write_asn (info, nindx,
6324 info->type_stack->type.classdef->voffset))
6326 if (info->type_stack->type.classdef->ownvptr)
6328 if (! ieee_write_atn65 (info, nindx, ""))
6333 if (! ieee_write_atn65 (info, nindx,
6334 info->type_stack->type.classdef->vclass))
6337 if (! ieee_write_asn (info, nindx, 0))
6339 info->type_stack->type.classdef->pmisccount += 5;
6342 /* Now that we know the number of pmisc records, we can write out
6343 the atn62 which starts the pmisc records, and append them to the
6346 if (! ieee_change_buffer (info, &info->cxx)
6347 || ! ieee_write_byte (info, (int) ieee_nn_record)
6348 || ! ieee_write_number (info, nindx)
6349 || ! ieee_write_id (info, "")
6350 || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
6351 || ! ieee_write_number (info, nindx)
6352 || ! ieee_write_number (info, 0)
6353 || ! ieee_write_number (info, 62)
6354 || ! ieee_write_number (info, 80)
6355 || ! ieee_write_number (info,
6356 info->type_stack->type.classdef->pmisccount))
6359 if (! ieee_append_buffer (info, &info->cxx,
6360 &info->type_stack->type.classdef->pmiscbuf))
6362 if (! ieee_buffer_emptyp (&info->type_stack->type.classdef->refs))
6364 if (! ieee_append_buffer (info, &info->cxx,
6365 &info->type_stack->type.classdef->refs))
6369 return ieee_end_struct_type (p);
6372 /* Push a previously seen typedef onto the type stack. */
6375 ieee_typedef_type (p, name)
6379 struct ieee_handle *info = (struct ieee_handle *) p;
6380 struct ieee_name_type_hash_entry *h;
6381 struct ieee_name_type *nt;
6383 h = ieee_name_type_hash_lookup (&info->typedefs, name, false, false);
6385 /* h should never be NULL, since that would imply that the generic
6386 debugging code has asked for a typedef which it has not yet
6390 /* We always use the most recently defined type for this name, which
6391 will be the first one on the list. */
6394 if (! ieee_push_type (info, nt->type.indx, nt->type.size,
6395 nt->type.unsignedp, nt->type.localp))
6398 /* Copy over any other type information we may have. */
6399 info->type_stack->type = nt->type;
6404 /* Push a tagged type onto the type stack. */
6407 ieee_tag_type (p, name, id, kind)
6411 enum debug_type_kind kind;
6413 struct ieee_handle *info = (struct ieee_handle *) p;
6417 struct ieee_name_type_hash_entry *h;
6418 struct ieee_name_type *nt;
6425 sprintf (ab, "__anon%u", id);
6430 h = ieee_name_type_hash_lookup (&info->tags, name, true, copy);
6434 for (nt = h->types; nt != NULL; nt = nt->next)
6438 if (! ieee_push_type (info, nt->type.indx, nt->type.size,
6439 nt->type.unsignedp, nt->type.localp))
6441 /* Copy over any other type information we may have. */
6442 info->type_stack->type = nt->type;
6446 if (! nt->type.localp)
6448 /* This is a duplicate of a global type, so it must be
6454 nt = (struct ieee_name_type *) xmalloc (sizeof *nt);
6455 memset (nt, 0, sizeof *nt);
6458 nt->type.name = h->root.string;
6459 nt->type.indx = info->type_indx;
6460 nt->type.localp = localp;
6464 nt->next = h->types;
6467 if (! ieee_push_type (info, nt->type.indx, 0, false, localp))
6470 info->type_stack->type.name = h->root.string;
6475 /* Output a typedef. */
6478 ieee_typdef (p, name)
6482 struct ieee_handle *info = (struct ieee_handle *) p;
6483 struct ieee_write_type type;
6487 struct ieee_name_type_hash_entry *h;
6488 struct ieee_name_type *nt;
6490 type = info->type_stack->type;
6493 /* If this is a simple builtin type using a builtin name, we don't
6494 want to output the typedef itself. We also want to change the
6495 type index to correspond to the name being used. We recognize
6496 names used in stabs debugging output even if they don't exactly
6497 correspond to the names used for the IEEE builtin types. */
6499 if (indx <= (unsigned int) builtin_bcd_float)
6501 switch ((enum builtin_types) indx)
6507 if (strcmp (name, "void") == 0)
6511 case builtin_signed_char:
6513 if (strcmp (name, "signed char") == 0)
6515 indx = (unsigned int) builtin_signed_char;
6518 else if (strcmp (name, "char") == 0)
6520 indx = (unsigned int) builtin_char;
6525 case builtin_unsigned_char:
6526 if (strcmp (name, "unsigned char") == 0)
6530 case builtin_signed_short_int:
6532 case builtin_short_int:
6533 case builtin_signed_short:
6534 if (strcmp (name, "signed short int") == 0)
6536 indx = (unsigned int) builtin_signed_short_int;
6539 else if (strcmp (name, "short") == 0)
6541 indx = (unsigned int) builtin_short;
6544 else if (strcmp (name, "short int") == 0)
6546 indx = (unsigned int) builtin_short_int;
6549 else if (strcmp (name, "signed short") == 0)
6551 indx = (unsigned int) builtin_signed_short;
6556 case builtin_unsigned_short_int:
6557 case builtin_unsigned_short:
6558 if (strcmp (name, "unsigned short int") == 0
6559 || strcmp (name, "short unsigned int") == 0)
6561 indx = builtin_unsigned_short_int;
6564 else if (strcmp (name, "unsigned short") == 0)
6566 indx = builtin_unsigned_short;
6571 case builtin_signed_long:
6572 case builtin_int: /* FIXME: Size depends upon architecture. */
6574 if (strcmp (name, "signed long") == 0)
6576 indx = builtin_signed_long;
6579 else if (strcmp (name, "int") == 0)
6584 else if (strcmp (name, "long") == 0
6585 || strcmp (name, "long int") == 0)
6587 indx = builtin_long;
6592 case builtin_unsigned_long:
6593 case builtin_unsigned: /* FIXME: Size depends upon architecture. */
6594 case builtin_unsigned_int: /* FIXME: Like builtin_unsigned. */
6595 if (strcmp (name, "unsigned long") == 0
6596 || strcmp (name, "long unsigned int") == 0)
6598 indx = builtin_unsigned_long;
6601 else if (strcmp (name, "unsigned") == 0)
6603 indx = builtin_unsigned;
6606 else if (strcmp (name, "unsigned int") == 0)
6608 indx = builtin_unsigned_int;
6613 case builtin_signed_long_long:
6614 if (strcmp (name, "signed long long") == 0
6615 || strcmp (name, "long long int") == 0)
6619 case builtin_unsigned_long_long:
6620 if (strcmp (name, "unsigned long long") == 0
6621 || strcmp (name, "long long unsigned int") == 0)
6626 if (strcmp (name, "float") == 0)
6630 case builtin_double:
6631 if (strcmp (name, "double") == 0)
6635 case builtin_long_double:
6636 if (strcmp (name, "long double") == 0)
6640 case builtin_long_long_double:
6641 if (strcmp (name, "long long double") == 0)
6650 h = ieee_name_type_hash_lookup (&info->typedefs, name, true, false);
6654 /* See if we have already defined this type with this name. */
6655 localp = type.localp;
6656 for (nt = h->types; nt != NULL; nt = nt->next)
6660 /* If this is a global definition, then we don't need to
6661 do anything here. */
6662 if (! nt->type.localp)
6664 ieee_pop_unused_type (info);
6670 /* This is a duplicate definition, so make this one local. */
6675 /* We need to add a new typedef for this type. */
6677 nt = (struct ieee_name_type *) xmalloc (sizeof *nt);
6678 memset (nt, 0, sizeof *nt);
6681 nt->type.name = name;
6682 nt->type.localp = localp;
6683 nt->kind = DEBUG_KIND_ILLEGAL;
6685 nt->next = h->types;
6690 /* This is one of the builtin typedefs, so we don't need to
6691 actually define it. */
6692 ieee_pop_unused_type (info);
6696 indx = ieee_pop_type (info);
6698 if (! ieee_define_named_type (info, name, (unsigned int) -1, type.size,
6699 type.unsignedp, localp,
6700 (struct ieee_buflist *) NULL)
6701 || ! ieee_write_number (info, 'T')
6702 || ! ieee_write_number (info, indx))
6705 /* Remove the type we just added to the type stack. This should not
6706 be ieee_pop_unused_type, since the type is used, we just don't
6708 (void) ieee_pop_type (info);
6713 /* Output a tag for a type. We don't have to do anything here. */
6720 struct ieee_handle *info = (struct ieee_handle *) p;
6722 /* This should not be ieee_pop_unused_type, since we want the type
6724 (void) ieee_pop_type (info);
6728 /* Output an integer constant. */
6731 ieee_int_constant (p, name, val)
6740 /* Output a floating point constant. */
6743 ieee_float_constant (p, name, val)
6752 /* Output a typed constant. */
6755 ieee_typed_constant (p, name, val)
6760 struct ieee_handle *info = (struct ieee_handle *) p;
6763 ieee_pop_unused_type (info);
6767 /* Output a variable. */
6770 ieee_variable (p, name, kind, val)
6773 enum debug_var_kind kind;
6776 struct ieee_handle *info = (struct ieee_handle *) p;
6777 unsigned int name_indx;
6780 unsigned int type_indx;
6784 size = info->type_stack->type.size;
6785 referencep = info->type_stack->type.referencep;
6786 type_indx = ieee_pop_type (info);
6788 assert (! ieee_buffer_emptyp (&info->vars));
6789 if (! ieee_change_buffer (info, &info->vars))
6792 name_indx = info->name_indx;
6795 /* Write out an NN and an ATN record for this variable. */
6796 if (! ieee_write_byte (info, (int) ieee_nn_record)
6797 || ! ieee_write_number (info, name_indx)
6798 || ! ieee_write_id (info, name)
6799 || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
6800 || ! ieee_write_number (info, name_indx)
6801 || ! ieee_write_number (info, type_indx))
6809 if (! ieee_write_number (info, 8)
6810 || ! ieee_add_range (info, false, val, val + size))
6816 if (! ieee_write_number (info, 3)
6817 || ! ieee_add_range (info, false, val, val + size))
6822 case DEBUG_LOCAL_STATIC:
6823 if (! ieee_write_number (info, 3)
6824 || ! ieee_add_range (info, false, val, val + size))
6830 if (! ieee_write_number (info, 1)
6831 || ! ieee_write_number (info, val))
6836 case DEBUG_REGISTER:
6837 if (! ieee_write_number (info, 2)
6838 || ! ieee_write_number (info,
6839 ieee_genreg_to_regno (info->abfd, val)))
6848 if (! ieee_write_asn (info, name_indx, val))
6852 /* If this is really a reference type, then we just output it with
6853 pointer type, and must now output a C++ record indicating that it
6854 is really reference type. */
6859 nindx = info->name_indx;
6862 /* If this is a global variable, we want to output the misc
6863 record in the C++ misc record block. Otherwise, we want to
6864 output it just after the variable definition, which is where
6865 the current buffer is. */
6868 if (! ieee_change_buffer (info, &info->cxx))
6872 if (! ieee_write_byte (info, (int) ieee_nn_record)
6873 || ! ieee_write_number (info, nindx)
6874 || ! ieee_write_id (info, "")
6875 || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
6876 || ! ieee_write_number (info, nindx)
6877 || ! ieee_write_number (info, 0)
6878 || ! ieee_write_number (info, 62)
6879 || ! ieee_write_number (info, 80)
6880 || ! ieee_write_number (info, 3)
6881 || ! ieee_write_asn (info, nindx, 'R')
6882 || ! ieee_write_asn (info, nindx, refflag)
6883 || ! ieee_write_atn65 (info, nindx, name))
6890 /* Start outputting information for a function. */
6893 ieee_start_function (p, name, global)
6898 struct ieee_handle *info = (struct ieee_handle *) p;
6900 unsigned int retindx, typeindx;
6902 referencep = info->type_stack->type.referencep;
6903 retindx = ieee_pop_type (info);
6905 /* Besides recording a BB4 or BB6 block, we record the type of the
6906 function in the BB1 typedef block. We can't write out the full
6907 type until we have seen all the parameters, so we accumulate it
6908 in info->fntype and info->fnargs. */
6909 if (! ieee_buffer_emptyp (&info->fntype))
6911 /* FIXME: This might happen someday if we support nested
6916 info->fnname = name;
6918 /* An attribute of 0x40 means that the push mask is unknown. */
6919 if (! ieee_define_named_type (info, name, (unsigned int) -1, 0, false, true,
6921 || ! ieee_write_number (info, 'x')
6922 || ! ieee_write_number (info, 0x40)
6923 || ! ieee_write_number (info, 0)
6924 || ! ieee_write_number (info, 0)
6925 || ! ieee_write_number (info, retindx))
6928 typeindx = ieee_pop_type (info);
6930 if (! ieee_init_buffer (info, &info->fnargs))
6932 info->fnargcount = 0;
6934 /* If the function return value is actually a reference type, we
6935 must add a record indicating that. */
6940 nindx = info->name_indx;
6942 if (! ieee_change_buffer (info, &info->cxx)
6943 || ! ieee_write_byte (info, (int) ieee_nn_record)
6944 || ! ieee_write_number (info, nindx)
6945 || ! ieee_write_id (info, "")
6946 || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
6947 || ! ieee_write_number (info, nindx)
6948 || ! ieee_write_number (info, 0)
6949 || ! ieee_write_number (info, 62)
6950 || ! ieee_write_number (info, 80)
6951 || ! ieee_write_number (info, 3)
6952 || ! ieee_write_asn (info, nindx, 'R')
6953 || ! ieee_write_asn (info, nindx, global ? 0 : 1)
6954 || ! ieee_write_atn65 (info, nindx, name))
6958 assert (! ieee_buffer_emptyp (&info->vars));
6959 if (! ieee_change_buffer (info, &info->vars))
6962 /* The address is written out as the first block. */
6964 ++info->block_depth;
6966 return (ieee_write_byte (info, (int) ieee_bb_record_enum)
6967 && ieee_write_byte (info, global ? 4 : 6)
6968 && ieee_write_number (info, 0)
6969 && ieee_write_id (info, name)
6970 && ieee_write_number (info, 0)
6971 && ieee_write_number (info, typeindx));
6974 /* Add a function parameter. This will normally be called before the
6975 first block, so we postpone them until we see the block. */
6978 ieee_function_parameter (p, name, kind, val)
6981 enum debug_parm_kind kind;
6984 struct ieee_handle *info = (struct ieee_handle *) p;
6985 struct ieee_pending_parm *m, **pm;
6987 assert (info->block_depth == 1);
6989 m = (struct ieee_pending_parm *) xmalloc (sizeof *m);
6990 memset (m, 0, sizeof *m);
6994 m->referencep = info->type_stack->type.referencep;
6995 m->type = ieee_pop_type (info);
6999 for (pm = &info->pending_parms; *pm != NULL; pm = &(*pm)->next)
7003 /* Add the type to the fnargs list. */
7004 if (! ieee_change_buffer (info, &info->fnargs)
7005 || ! ieee_write_number (info, m->type))
7012 /* Output pending function parameters. */
7015 ieee_output_pending_parms (info)
7016 struct ieee_handle *info;
7018 struct ieee_pending_parm *m;
7019 unsigned int refcount;
7022 for (m = info->pending_parms; m != NULL; m = m->next)
7024 enum debug_var_kind vkind;
7031 case DEBUG_PARM_STACK:
7032 case DEBUG_PARM_REFERENCE:
7033 vkind = DEBUG_LOCAL;
7035 case DEBUG_PARM_REG:
7036 case DEBUG_PARM_REF_REG:
7037 vkind = DEBUG_REGISTER;
7041 if (! ieee_push_type (info, m->type, 0, false, false))
7043 info->type_stack->type.referencep = m->referencep;
7046 if (! ieee_variable ((PTR) info, m->name, vkind, m->val))
7050 /* If there are any reference parameters, we need to output a
7051 miscellaneous record indicating them. */
7054 unsigned int nindx, varindx;
7056 /* FIXME: The MRI compiler outputs the demangled function name
7057 here, but we are outputting the mangled name. */
7058 nindx = info->name_indx;
7060 if (! ieee_change_buffer (info, &info->vars)
7061 || ! ieee_write_byte (info, (int) ieee_nn_record)
7062 || ! ieee_write_number (info, nindx)
7063 || ! ieee_write_id (info, "")
7064 || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
7065 || ! ieee_write_number (info, nindx)
7066 || ! ieee_write_number (info, 0)
7067 || ! ieee_write_number (info, 62)
7068 || ! ieee_write_number (info, 80)
7069 || ! ieee_write_number (info, refcount + 3)
7070 || ! ieee_write_asn (info, nindx, 'B')
7071 || ! ieee_write_atn65 (info, nindx, info->fnname)
7072 || ! ieee_write_asn (info, nindx, 0))
7074 for (m = info->pending_parms, varindx = 1;
7076 m = m->next, varindx++)
7080 if (! ieee_write_asn (info, nindx, varindx))
7086 m = info->pending_parms;
7089 struct ieee_pending_parm *next;
7096 info->pending_parms = NULL;
7101 /* Start a block. If this is the first block, we output the address
7102 to finish the BB4 or BB6, and then output the function parameters. */
7105 ieee_start_block (p, addr)
7109 struct ieee_handle *info = (struct ieee_handle *) p;
7111 if (! ieee_change_buffer (info, &info->vars))
7114 if (info->block_depth == 1)
7116 if (! ieee_write_number (info, addr)
7117 || ! ieee_output_pending_parms (info))
7122 if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
7123 || ! ieee_write_byte (info, 6)
7124 || ! ieee_write_number (info, 0)
7125 || ! ieee_write_id (info, "")
7126 || ! ieee_write_number (info, 0)
7127 || ! ieee_write_number (info, 0)
7128 || ! ieee_write_number (info, addr))
7132 if (! ieee_start_range (info, addr))
7135 ++info->block_depth;
7143 ieee_end_block (p, addr)
7147 struct ieee_handle *info = (struct ieee_handle *) p;
7149 /* The address we are given is the end of the block, but IEEE seems
7150 to want to the address of the last byte in the block, so we
7152 if (! ieee_change_buffer (info, &info->vars)
7153 || ! ieee_write_byte (info, (int) ieee_be_record_enum)
7154 || ! ieee_write_number (info, addr - 1))
7157 if (! ieee_end_range (info, addr))
7160 --info->block_depth;
7162 if (addr > info->highaddr)
7163 info->highaddr = addr;
7168 /* End a function. */
7171 ieee_end_function (p)
7174 struct ieee_handle *info = (struct ieee_handle *) p;
7176 assert (info->block_depth == 1);
7178 --info->block_depth;
7180 /* Now we can finish up fntype, and add it to the typdef section.
7181 At this point, fntype is the 'x' type up to the argument count,
7182 and fnargs is the argument types. We must add the argument
7183 count, and we must add the level. FIXME: We don't record varargs
7184 functions correctly. In fact, stabs debugging does not give us
7185 enough information to do so. */
7186 if (! ieee_change_buffer (info, &info->fntype)
7187 || ! ieee_write_number (info, info->fnargcount)
7188 || ! ieee_change_buffer (info, &info->fnargs)
7189 || ! ieee_write_number (info, 0))
7192 /* Make sure the typdef block has been started. */
7193 if (ieee_buffer_emptyp (&info->types))
7195 if (! ieee_change_buffer (info, &info->types)
7196 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
7197 || ! ieee_write_byte (info, 1)
7198 || ! ieee_write_number (info, 0)
7199 || ! ieee_write_id (info, info->modname))
7203 if (! ieee_append_buffer (info, &info->types, &info->fntype)
7204 || ! ieee_append_buffer (info, &info->types, &info->fnargs))
7207 info->fnname = NULL;
7208 if (! ieee_init_buffer (info, &info->fntype)
7209 || ! ieee_init_buffer (info, &info->fnargs))
7211 info->fnargcount = 0;
7216 /* Record line number information. */
7219 ieee_lineno (p, filename, lineno, addr)
7221 const char *filename;
7222 unsigned long lineno;
7225 struct ieee_handle *info = (struct ieee_handle *) p;
7227 assert (info->filename != NULL);
7229 /* The HP simulator seems to get confused when more than one line is
7230 listed for the same address, at least if they are in different
7231 files. We handle this by always listing the last line for a
7232 given address, since that seems to be the one that gdb uses. */
7233 if (info->pending_lineno_filename != NULL
7234 && addr != info->pending_lineno_addr)
7236 /* Make sure we have a line number block. */
7237 if (! ieee_buffer_emptyp (&info->linenos))
7239 if (! ieee_change_buffer (info, &info->linenos))
7244 info->lineno_name_indx = info->name_indx;
7246 if (! ieee_change_buffer (info, &info->linenos)
7247 || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
7248 || ! ieee_write_byte (info, 5)
7249 || ! ieee_write_number (info, 0)
7250 || ! ieee_write_id (info, info->filename)
7251 || ! ieee_write_byte (info, (int) ieee_nn_record)
7252 || ! ieee_write_number (info, info->lineno_name_indx)
7253 || ! ieee_write_id (info, ""))
7255 info->lineno_filename = info->filename;
7258 if (strcmp (info->pending_lineno_filename, info->lineno_filename) != 0)
7260 if (strcmp (info->filename, info->lineno_filename) != 0)
7262 /* We were not in the main file. Close the block for the
7264 if (! ieee_write_byte (info, (int) ieee_be_record_enum))
7266 if (strcmp (info->filename, info->pending_lineno_filename) == 0)
7268 /* We need a new NN record, and we aren't output to
7270 info->lineno_name_indx = info->name_indx;
7272 if (! ieee_write_byte (info, (int) ieee_nn_record)
7273 || ! ieee_write_number (info, info->lineno_name_indx)
7274 || ! ieee_write_id (info, ""))
7278 if (strcmp (info->filename, info->pending_lineno_filename) != 0)
7280 /* We are not changing to the main file. Open a block for
7281 the new included file. */
7282 info->lineno_name_indx = info->name_indx;
7284 if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
7285 || ! ieee_write_byte (info, 5)
7286 || ! ieee_write_number (info, 0)
7287 || ! ieee_write_id (info, info->pending_lineno_filename)
7288 || ! ieee_write_byte (info, (int) ieee_nn_record)
7289 || ! ieee_write_number (info, info->lineno_name_indx)
7290 || ! ieee_write_id (info, ""))
7293 info->lineno_filename = info->pending_lineno_filename;
7296 if (! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
7297 || ! ieee_write_number (info, info->lineno_name_indx)
7298 || ! ieee_write_number (info, 0)
7299 || ! ieee_write_number (info, 7)
7300 || ! ieee_write_number (info, info->pending_lineno)
7301 || ! ieee_write_number (info, 0)
7302 || ! ieee_write_asn (info, info->lineno_name_indx,
7303 info->pending_lineno_addr))
7307 info->pending_lineno_filename = filename;
7308 info->pending_lineno = lineno;
7309 info->pending_lineno_addr = addr;