1 /* Print in infix form a struct expression.
2 Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
3 1998, 1999, 2000 Free Software Foundation, Inc.
5 This file is part of GDB.
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,
20 Boston, MA 02111-1307, USA. */
25 #include "expression.h"
28 #include "parser-defs.h"
29 #include "frame.h" /* For frame_map_regnum_to_name. */
31 #include "gdb_string.h"
37 /* Prototypes for local functions */
39 static void print_subexp (struct expression *, int *, struct ui_file *,
43 print_expression (struct expression *exp, struct ui_file *stream)
46 print_subexp (exp, &pc, stream, PREC_NULL);
49 /* Print the subexpression of EXP that starts in position POS, on STREAM.
50 PREC is the precedence of the surrounding operator;
51 if the precedence of the main operator of this subexpression is less,
52 parentheses are needed here. */
55 print_subexp (register struct expression *exp, register int *pos,
56 struct ui_file *stream, enum precedence prec)
58 register unsigned tem;
59 register const struct op_print *op_print_tab;
62 register char *op_str;
63 int assign_modify = 0;
64 enum exp_opcode opcode;
65 enum precedence myprec = PREC_NULL;
66 /* Set to 1 for a right-associative operator. */
71 op_print_tab = exp->language_defn->la_op_print_tab;
73 opcode = exp->elts[pc].opcode;
81 fputs_filtered (type_name_no_tag (exp->elts[pc + 1].type), stream);
82 fputs_filtered ("::", stream);
83 nargs = longest_to_int (exp->elts[pc + 2].longconst);
84 (*pos) += 4 + BYTES_TO_EXP_ELEM (nargs + 1);
85 fputs_filtered (&exp->elts[pc + 3].string, stream);
90 value_print (value_from_longest (exp->elts[pc + 1].type,
91 exp->elts[pc + 2].longconst),
92 stream, 0, Val_no_prettyprint);
97 value_print (value_from_double (exp->elts[pc + 1].type,
98 exp->elts[pc + 2].doubleconst),
99 stream, 0, Val_no_prettyprint);
106 b = exp->elts[pc + 1].block;
108 && BLOCK_FUNCTION (b) != NULL
109 && SYMBOL_SOURCE_NAME (BLOCK_FUNCTION (b)) != NULL)
111 fputs_filtered (SYMBOL_SOURCE_NAME (BLOCK_FUNCTION (b)), stream);
112 fputs_filtered ("::", stream);
114 fputs_filtered (SYMBOL_SOURCE_NAME (exp->elts[pc + 2].symbol), stream);
120 fprintf_filtered (stream, "$%d",
121 longest_to_int (exp->elts[pc + 1].longconst));
126 int regnum = longest_to_int (exp->elts[pc + 1].longconst);
128 fprintf_filtered (stream, "$%s", frame_map_regnum_to_name (regnum));
134 fprintf_filtered (stream, "%s",
135 longest_to_int (exp->elts[pc + 1].longconst)
141 fprintf_filtered (stream, "$%s",
142 internalvar_name (exp->elts[pc + 1].internalvar));
147 nargs = longest_to_int (exp->elts[pc + 1].longconst);
148 print_subexp (exp, pos, stream, PREC_SUFFIX);
149 fputs_filtered (" (", stream);
150 for (tem = 0; tem < nargs; tem++)
153 fputs_filtered (", ", stream);
154 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
156 fputs_filtered (")", stream);
161 nargs = longest_to_int (exp->elts[pc + 1].longconst);
162 (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
163 fputs_filtered (&exp->elts[pc + 2].string, stream);
167 nargs = longest_to_int (exp->elts[pc + 1].longconst);
168 (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
169 /* LA_PRINT_STRING will print using the current repeat count threshold.
170 If necessary, we can temporarily set it to zero, or pass it as an
171 additional parameter to LA_PRINT_STRING. -fnf */
172 LA_PRINT_STRING (stream, &exp->elts[pc + 2].string, nargs, 1, 0);
176 nargs = longest_to_int (exp->elts[pc + 1].longconst);
178 += 3 + BYTES_TO_EXP_ELEM ((nargs + HOST_CHAR_BIT - 1) / HOST_CHAR_BIT);
179 fprintf_unfiltered (stream, "B'<unimplemented>'");
182 case OP_OBJC_NSSTRING: /* Objective-C Foundation Class NSString constant. */
183 nargs = longest_to_int (exp->elts[pc + 1].longconst);
184 (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
185 fputs_filtered ("@\"", stream);
186 LA_PRINT_STRING (stream, &exp->elts[pc + 2].string, nargs, 1, 0);
187 fputs_filtered ("\"", stream);
190 case OP_OBJC_MSGCALL:
191 { /* Objective C message (method) call. */
194 nargs = longest_to_int (exp->elts[pc + 2].longconst);
195 fprintf_unfiltered (stream, "[");
196 print_subexp (exp, pos, stream, PREC_SUFFIX);
197 if (0 == target_read_string (exp->elts[pc + 1].longconst,
198 &selector, 1024, NULL))
200 error ("bad selector");
206 s = alloca (strlen (selector) + 1);
207 strcpy (s, selector);
208 for (tem = 0; tem < nargs; tem++)
210 nextS = strchr (s, ':');
212 fprintf_unfiltered (stream, " %s: ", s);
214 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
219 fprintf_unfiltered (stream, " %s", selector);
221 fprintf_unfiltered (stream, "]");
222 /* "selector" was malloc'd by target_read_string. Free it. */
229 nargs = longest_to_int (exp->elts[pc + 2].longconst);
230 nargs -= longest_to_int (exp->elts[pc + 1].longconst);
233 if (exp->elts[pc + 4].opcode == OP_LONG
234 && exp->elts[pc + 5].type == builtin_type_char
235 && exp->language_defn->la_language == language_c)
237 /* Attempt to print C character arrays using string syntax.
238 Walk through the args, picking up one character from each
239 of the OP_LONG expression elements. If any array element
240 does not match our expection of what we should find for
241 a simple string, revert back to array printing. Note that
242 the last expression element is an explicit null terminator
243 byte, which doesn't get printed. */
244 tempstr = alloca (nargs);
248 if (exp->elts[pc].opcode != OP_LONG
249 || exp->elts[pc + 1].type != builtin_type_char)
251 /* Not a simple array of char, use regular array printing. */
258 longest_to_int (exp->elts[pc + 2].longconst);
265 LA_PRINT_STRING (stream, tempstr, nargs - 1, 1, 0);
270 /* OBSOLETE int is_chill = exp->language_defn->la_language == language_chill; */
271 /* OBSOLETE fputs_filtered (is_chill ? " [" : " {", stream); */
272 fputs_filtered (" {", stream);
273 for (tem = 0; tem < nargs; tem++)
277 fputs_filtered (", ", stream);
279 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
281 /* OBSOLETE fputs_filtered (is_chill ? "]" : "}", stream); */
282 fputs_filtered ("}", stream);
287 tem = longest_to_int (exp->elts[pc + 1].longconst);
288 (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1);
291 if (0 /* OBSOLETE exp->language_defn->la_language == language_chill */)
293 fputs_filtered (".", stream); /* OBSOLETE */
294 fputs_filtered (&exp->elts[pc + 2].string, stream); /* OBSOLETE */
295 fputs_filtered (exp->elts[*pos].opcode == OP_LABELED ? ", " /* OBSOLETE */
296 : ": ", /* OBSOLETE */
297 stream); /* OBSOLETE */
302 /* Gcc support both these syntaxes. Unsure which is preferred. */
304 fputs_filtered (&exp->elts[pc + 2].string, stream);
305 fputs_filtered (": ", stream);
307 fputs_filtered (".", stream);
308 fputs_filtered (&exp->elts[pc + 2].string, stream);
309 fputs_filtered ("=", stream);
312 print_subexp (exp, pos, stream, PREC_SUFFIX);
316 if ((int) prec > (int) PREC_COMMA)
317 fputs_filtered ("(", stream);
318 /* Print the subexpressions, forcing parentheses
319 around any binary operations within them.
320 This is more parentheses than are strictly necessary,
321 but it looks clearer. */
322 print_subexp (exp, pos, stream, PREC_HYPER);
323 fputs_filtered (" ? ", stream);
324 print_subexp (exp, pos, stream, PREC_HYPER);
325 fputs_filtered (" : ", stream);
326 print_subexp (exp, pos, stream, PREC_HYPER);
327 if ((int) prec > (int) PREC_COMMA)
328 fputs_filtered (")", stream);
332 case TERNOP_SLICE_COUNT:
333 print_subexp (exp, pos, stream, PREC_SUFFIX);
334 fputs_filtered ("(", stream);
335 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
336 fputs_filtered (opcode == TERNOP_SLICE ? " : " : " UP ", stream);
337 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
338 fputs_filtered (")", stream);
341 case STRUCTOP_STRUCT:
342 tem = longest_to_int (exp->elts[pc + 1].longconst);
343 (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1);
344 print_subexp (exp, pos, stream, PREC_SUFFIX);
345 fputs_filtered (".", stream);
346 fputs_filtered (&exp->elts[pc + 2].string, stream);
349 /* Will not occur for Modula-2 */
351 tem = longest_to_int (exp->elts[pc + 1].longconst);
352 (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1);
353 print_subexp (exp, pos, stream, PREC_SUFFIX);
354 fputs_filtered ("->", stream);
355 fputs_filtered (&exp->elts[pc + 2].string, stream);
358 case BINOP_SUBSCRIPT:
359 print_subexp (exp, pos, stream, PREC_SUFFIX);
360 fputs_filtered ("[", stream);
361 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
362 fputs_filtered ("]", stream);
365 case UNOP_POSTINCREMENT:
366 print_subexp (exp, pos, stream, PREC_SUFFIX);
367 fputs_filtered ("++", stream);
370 case UNOP_POSTDECREMENT:
371 print_subexp (exp, pos, stream, PREC_SUFFIX);
372 fputs_filtered ("--", stream);
377 if ((int) prec > (int) PREC_PREFIX)
378 fputs_filtered ("(", stream);
379 fputs_filtered ("(", stream);
380 type_print (exp->elts[pc + 1].type, "", stream, 0);
381 fputs_filtered (") ", stream);
382 print_subexp (exp, pos, stream, PREC_PREFIX);
383 if ((int) prec > (int) PREC_PREFIX)
384 fputs_filtered (")", stream);
389 if ((int) prec > (int) PREC_PREFIX)
390 fputs_filtered ("(", stream);
391 if (TYPE_CODE (exp->elts[pc + 1].type) == TYPE_CODE_FUNC &&
392 exp->elts[pc + 3].opcode == OP_LONG)
394 /* We have a minimal symbol fn, probably. It's encoded
395 as a UNOP_MEMVAL (function-type) of an OP_LONG (int, address).
396 Swallow the OP_LONG (including both its opcodes); ignore
397 its type; print the value in the type of the MEMVAL. */
399 val = value_at_lazy (exp->elts[pc + 1].type,
400 (CORE_ADDR) exp->elts[pc + 5].longconst,
402 value_print (val, stream, 0, Val_no_prettyprint);
406 fputs_filtered ("{", stream);
407 type_print (exp->elts[pc + 1].type, "", stream, 0);
408 fputs_filtered ("} ", stream);
409 print_subexp (exp, pos, stream, PREC_PREFIX);
411 if ((int) prec > (int) PREC_PREFIX)
412 fputs_filtered (")", stream);
415 case BINOP_ASSIGN_MODIFY:
416 opcode = exp->elts[pc + 1].opcode;
418 myprec = PREC_ASSIGN;
422 for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++)
423 if (op_print_tab[tem].opcode == opcode)
425 op_str = op_print_tab[tem].string;
428 if (op_print_tab[tem].opcode != opcode)
429 /* Not found; don't try to keep going because we don't know how
430 to interpret further elements. */
431 error ("Invalid expression");
438 fputs_filtered ("this", stream);
441 /* Objective-C ops */
445 fputs_filtered ("self", stream); /* The ObjC equivalent of "this". */
450 case MULTI_SUBSCRIPT:
452 nargs = longest_to_int (exp->elts[pc + 1].longconst);
453 print_subexp (exp, pos, stream, PREC_SUFFIX);
454 fprintf_unfiltered (stream, " [");
455 for (tem = 0; tem < nargs; tem++)
458 fprintf_unfiltered (stream, ", ");
459 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
461 fprintf_unfiltered (stream, "]");
466 fprintf_unfiltered (stream, "VAL(");
467 type_print (exp->elts[pc + 1].type, "", stream, 0);
468 fprintf_unfiltered (stream, ",");
469 print_subexp (exp, pos, stream, PREC_PREFIX);
470 fprintf_unfiltered (stream, ")");
475 error ("print_subexp: Not implemented.");
481 for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++)
482 if (op_print_tab[tem].opcode == opcode)
484 op_str = op_print_tab[tem].string;
485 myprec = op_print_tab[tem].precedence;
486 assoc = op_print_tab[tem].right_assoc;
489 if (op_print_tab[tem].opcode != opcode)
490 /* Not found; don't try to keep going because we don't know how
491 to interpret further elements. For example, this happens
492 if opcode is OP_TYPE. */
493 error ("Invalid expression");
496 /* Note that PREC_BUILTIN will always emit parentheses. */
497 if ((int) myprec < (int) prec)
498 fputs_filtered ("(", stream);
499 if ((int) opcode > (int) BINOP_END)
503 /* Unary postfix operator. */
504 print_subexp (exp, pos, stream, PREC_SUFFIX);
505 fputs_filtered (op_str, stream);
509 /* Unary prefix operator. */
510 fputs_filtered (op_str, stream);
511 if (myprec == PREC_BUILTIN_FUNCTION)
512 fputs_filtered ("(", stream);
513 print_subexp (exp, pos, stream, PREC_PREFIX);
514 if (myprec == PREC_BUILTIN_FUNCTION)
515 fputs_filtered (")", stream);
520 /* Binary operator. */
521 /* Print left operand.
522 If operator is right-associative,
523 increment precedence for this operand. */
524 print_subexp (exp, pos, stream,
525 (enum precedence) ((int) myprec + assoc));
526 /* Print the operator itself. */
528 fprintf_filtered (stream, " %s= ", op_str);
529 else if (op_str[0] == ',')
530 fprintf_filtered (stream, "%s ", op_str);
532 fprintf_filtered (stream, " %s ", op_str);
533 /* Print right operand.
534 If operator is left-associative,
535 increment precedence for this operand. */
536 print_subexp (exp, pos, stream,
537 (enum precedence) ((int) myprec + !assoc));
540 if ((int) myprec < (int) prec)
541 fputs_filtered (")", stream);
544 /* Return the operator corresponding to opcode OP as
545 a string. NULL indicates that the opcode was not found in the
546 current language table. */
548 op_string (enum exp_opcode op)
551 register const struct op_print *op_print_tab;
553 op_print_tab = current_language->la_op_print_tab;
554 for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++)
555 if (op_print_tab[tem].opcode == op)
556 return op_print_tab[tem].string;
560 /* Support for dumping the raw data from expressions in a human readable
563 static char *op_name (int opcode);
574 sprintf (buf, "<unknown %d>", opcode);
595 case BINOP_LOGICAL_AND:
596 return "BINOP_LOGICAL_AND";
597 case BINOP_LOGICAL_OR:
598 return "BINOP_LOGICAL_OR";
599 case BINOP_BITWISE_AND:
600 return "BINOP_BITWISE_AND";
601 case BINOP_BITWISE_IOR:
602 return "BINOP_BITWISE_IOR";
603 case BINOP_BITWISE_XOR:
604 return "BINOP_BITWISE_XOR";
606 return "BINOP_EQUAL";
608 return "BINOP_NOTEQUAL";
618 return "BINOP_REPEAT";
620 return "BINOP_ASSIGN";
622 return "BINOP_COMMA";
623 case BINOP_SUBSCRIPT:
624 return "BINOP_SUBSCRIPT";
625 case MULTI_SUBSCRIPT:
626 return "MULTI_SUBSCRIPT";
633 case STRUCTOP_MEMBER:
634 return "STRUCTOP_MEMBER";
636 return "STRUCTOP_MPTR";
638 return "BINOP_INTDIV";
639 case BINOP_ASSIGN_MODIFY:
640 return "BINOP_ASSIGN_MODIFY";
648 return "BINOP_CONCAT";
650 return "BINOP_RANGE";
654 return "TERNOP_COND";
656 return "TERNOP_SLICE";
657 case TERNOP_SLICE_COUNT:
658 return "TERNOP_SLICE_COUNT";
664 return "OP_VAR_VALUE";
668 return "OP_REGISTER";
670 return "OP_INTERNALVAR";
676 return "OP_BITSTRING";
682 return "UNOP_MEMVAL";
685 case UNOP_LOGICAL_NOT:
686 return "UNOP_LOGICAL_NOT";
687 case UNOP_COMPLEMENT:
688 return "UNOP_COMPLEMENT";
693 case UNOP_PREINCREMENT:
694 return "UNOP_PREINCREMENT";
695 case UNOP_POSTINCREMENT:
696 return "UNOP_POSTINCREMENT";
697 case UNOP_PREDECREMENT:
698 return "UNOP_PREDECREMENT";
699 case UNOP_POSTDECREMENT:
700 return "UNOP_POSTDECREMENT";
702 return "UNOP_SIZEOF";
708 return "UNOP_LENGTH";
734 return "OP_M2_STRING";
735 case STRUCTOP_STRUCT:
736 return "STRUCTOP_STRUCT";
738 return "STRUCTOP_PTR";
742 return "OP_OBJC_SELF";
753 dump_prefix_expression (struct expression *exp, struct ui_file *stream,
761 fprintf_filtered (stream, "Dump of expression @ ");
762 gdb_print_host_address (exp, stream);
763 fprintf_filtered (stream, ", %s:\nExpression: `", note);
764 if (exp->elts[0].opcode != OP_TYPE)
765 print_expression (exp, stream);
767 fprintf_filtered (stream, "Type printing not yet supported....");
768 fprintf_filtered (stream, "'\n\tLanguage %s, %d elements, %ld bytes each.\n",
769 exp->language_defn->la_name, exp->nelts,
770 (long) sizeof (union exp_element));
771 fprintf_filtered (stream, "\t%5s %20s %16s %s\n", "Index", "Opcode",
772 "Hex Value", "String Value");
773 for (elt = 0; elt < exp->nelts; elt++)
775 fprintf_filtered (stream, "\t%5d ", elt);
776 opcode_name = op_name (exp->elts[elt].opcode);
778 fprintf_filtered (stream, "%20s ", opcode_name);
779 print_longest (stream, 'd', 0, exp->elts[elt].longconst);
780 fprintf_filtered (stream, " ");
782 for (eltscan = (char *) &exp->elts[elt],
783 eltsize = sizeof (union exp_element);
787 fprintf_filtered (stream, "%c",
788 isprint (*eltscan) ? (*eltscan & 0xFF) : '.');
790 fprintf_filtered (stream, "\n");
794 static int dump_subexp (struct expression *exp, struct ui_file *stream,
798 dump_subexp (struct expression *exp, struct ui_file *stream, int elt)
800 static int indent = 0;
803 fprintf_filtered (stream, "\n");
804 fprintf_filtered (stream, "\t%5d ", elt);
806 for (i = 1; i <= indent; i++)
807 fprintf_filtered (stream, " ");
810 fprintf_filtered (stream, "%-20s ", op_name (exp->elts[elt].opcode));
812 switch (exp->elts[elt++].opcode)
816 case TERNOP_SLICE_COUNT:
817 elt = dump_subexp (exp, stream, elt);
826 case BINOP_LOGICAL_AND:
827 case BINOP_LOGICAL_OR:
828 case BINOP_BITWISE_AND:
829 case BINOP_BITWISE_IOR:
830 case BINOP_BITWISE_XOR:
840 case BINOP_SUBSCRIPT:
845 case BINOP_ASSIGN_MODIFY:
853 elt = dump_subexp (exp, stream, elt);
855 case UNOP_LOGICAL_NOT:
856 case UNOP_COMPLEMENT:
859 case UNOP_PREINCREMENT:
860 case UNOP_POSTINCREMENT:
861 case UNOP_PREDECREMENT:
862 case UNOP_POSTDECREMENT:
881 elt = dump_subexp (exp, stream, elt);
884 fprintf_filtered (stream, "Type @");
885 gdb_print_host_address (exp->elts[elt].type, stream);
886 fprintf_filtered (stream, " (");
887 type_print (exp->elts[elt].type, NULL, stream, 0);
888 fprintf_filtered (stream, "), value %ld (0x%lx)",
889 (long) exp->elts[elt + 1].longconst,
890 (long) exp->elts[elt + 1].longconst);
894 fprintf_filtered (stream, "Type @");
895 gdb_print_host_address (exp->elts[elt].type, stream);
896 fprintf_filtered (stream, " (");
897 type_print (exp->elts[elt].type, NULL, stream, 0);
898 fprintf_filtered (stream, "), value %g",
899 (double) exp->elts[elt + 1].doubleconst);
903 fprintf_filtered (stream, "Block @");
904 gdb_print_host_address (exp->elts[elt].block, stream);
905 fprintf_filtered (stream, ", symbol @");
906 gdb_print_host_address (exp->elts[elt + 1].symbol, stream);
907 fprintf_filtered (stream, " (%s)",
908 SYMBOL_NAME (exp->elts[elt + 1].symbol));
912 fprintf_filtered (stream, "History element %ld",
913 (long) exp->elts[elt].longconst);
917 fprintf_filtered (stream, "Register %ld",
918 (long) exp->elts[elt].longconst);
922 fprintf_filtered (stream, "Internal var @");
923 gdb_print_host_address (exp->elts[elt].internalvar, stream);
924 fprintf_filtered (stream, " (%s)",
925 exp->elts[elt].internalvar->name);
932 nargs = longest_to_int (exp->elts[elt].longconst);
934 fprintf_filtered (stream, "Number of args: %d", nargs);
937 for (i = 1; i <= nargs + 1; i++)
938 elt = dump_subexp (exp, stream, elt);
946 lower = longest_to_int (exp->elts[elt].longconst);
947 upper = longest_to_int (exp->elts[elt + 1].longconst);
949 fprintf_filtered (stream, "Bounds [%d:%d]", lower, upper);
952 for (i = 1; i <= upper - lower + 1; i++)
953 elt = dump_subexp (exp, stream, elt);
958 fprintf_filtered (stream, "Type @");
959 gdb_print_host_address (exp->elts[elt].type, stream);
960 fprintf_filtered (stream, " (");
961 type_print (exp->elts[elt].type, NULL, stream, 0);
962 fprintf_filtered (stream, ")");
963 elt = dump_subexp (exp, stream, elt + 2);
966 fprintf_filtered (stream, "Type @");
967 gdb_print_host_address (exp->elts[elt].type, stream);
968 fprintf_filtered (stream, " (");
969 type_print (exp->elts[elt].type, NULL, stream, 0);
970 fprintf_filtered (stream, ")");
973 case STRUCTOP_STRUCT:
979 len = longest_to_int (exp->elts[elt].longconst);
980 elem_name = &exp->elts[elt + 1].string;
982 fprintf_filtered (stream, "Element name: `%.*s'", len, elem_name);
983 elt = dump_subexp (exp, stream, elt + 3 + BYTES_TO_EXP_ELEM (len + 1));
991 fprintf_filtered (stream, "Type @");
992 gdb_print_host_address (exp->elts[elt].type, stream);
993 fprintf_filtered (stream, " (");
994 type_print (exp->elts[elt].type, NULL, stream, 0);
995 fprintf_filtered (stream, ") ");
997 len = longest_to_int (exp->elts[elt + 1].longconst);
998 elem_name = &exp->elts[elt + 2].string;
1000 fprintf_filtered (stream, "Field name: `%.*s'", len, elem_name);
1001 elt += 4 + BYTES_TO_EXP_ELEM (len + 1);
1006 case STRUCTOP_MEMBER:
1008 case MULTI_SUBSCRIPT:
1009 case OP_F77_UNDETERMINED_ARGLIST:
1019 fprintf_filtered (stream, "Unknown format");
1028 dump_postfix_expression (struct expression *exp, struct ui_file *stream,
1033 fprintf_filtered (stream, "Dump of expression @ ");
1034 gdb_print_host_address (exp, stream);
1035 fprintf_filtered (stream, ", %s:\nExpression: `", note);
1036 if (exp->elts[0].opcode != OP_TYPE)
1037 print_expression (exp, stream);
1039 fputs_filtered ("Type printing not yet supported....", stream);
1040 fprintf_filtered (stream, "'\n\tLanguage %s, %d elements, %ld bytes each.\n",
1041 exp->language_defn->la_name, exp->nelts,
1042 (long) sizeof (union exp_element));
1043 fputs_filtered ("\n", stream);
1045 for (elt = 0; elt < exp->nelts;)
1046 elt = dump_subexp (exp, stream, elt);
1047 fputs_filtered ("\n", stream);