1 /* Print in infix form a struct expression.
3 Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
4 1998, 1999, 2000, 2003, 2007 Free Software Foundation, Inc.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 #include "expression.h"
27 #include "parser-defs.h"
28 #include "user-regs.h" /* For user_reg_map_regnum_to_name. */
30 #include "gdb_string.h"
39 print_expression (struct expression *exp, struct ui_file *stream)
42 print_subexp (exp, &pc, stream, PREC_NULL);
45 /* Print the subexpression of EXP that starts in position POS, on STREAM.
46 PREC is the precedence of the surrounding operator;
47 if the precedence of the main operator of this subexpression is less,
48 parentheses are needed here. */
51 print_subexp (struct expression *exp, int *pos,
52 struct ui_file *stream, enum precedence prec)
54 exp->language_defn->la_exp_desc->print_subexp (exp, pos, stream, prec);
57 /* Standard implementation of print_subexp for use in language_defn
60 print_subexp_standard (struct expression *exp, int *pos,
61 struct ui_file *stream, enum precedence prec)
64 const struct op_print *op_print_tab;
68 int assign_modify = 0;
69 enum exp_opcode opcode;
70 enum precedence myprec = PREC_NULL;
71 /* Set to 1 for a right-associative operator. */
76 op_print_tab = exp->language_defn->la_op_print_tab;
78 opcode = exp->elts[pc].opcode;
86 fputs_filtered (type_name_no_tag (exp->elts[pc + 1].type), stream);
87 fputs_filtered ("::", stream);
88 nargs = longest_to_int (exp->elts[pc + 2].longconst);
89 (*pos) += 4 + BYTES_TO_EXP_ELEM (nargs + 1);
90 fputs_filtered (&exp->elts[pc + 3].string, stream);
95 value_print (value_from_longest (exp->elts[pc + 1].type,
96 exp->elts[pc + 2].longconst),
97 stream, 0, Val_no_prettyprint);
102 value_print (value_from_double (exp->elts[pc + 1].type,
103 exp->elts[pc + 2].doubleconst),
104 stream, 0, Val_no_prettyprint);
111 b = exp->elts[pc + 1].block;
113 && BLOCK_FUNCTION (b) != NULL
114 && SYMBOL_PRINT_NAME (BLOCK_FUNCTION (b)) != NULL)
116 fputs_filtered (SYMBOL_PRINT_NAME (BLOCK_FUNCTION (b)), stream);
117 fputs_filtered ("::", stream);
119 fputs_filtered (SYMBOL_PRINT_NAME (exp->elts[pc + 2].symbol), stream);
125 fprintf_filtered (stream, "$%d",
126 longest_to_int (exp->elts[pc + 1].longconst));
131 const char *name = &exp->elts[pc + 2].string;
132 (*pos) += 3 + BYTES_TO_EXP_ELEM (exp->elts[pc + 1].longconst + 1);
133 fprintf_filtered (stream, "$%s", name);
139 fprintf_filtered (stream, "%s",
140 longest_to_int (exp->elts[pc + 1].longconst)
146 fprintf_filtered (stream, "$%s",
147 internalvar_name (exp->elts[pc + 1].internalvar));
152 nargs = longest_to_int (exp->elts[pc + 1].longconst);
153 print_subexp (exp, pos, stream, PREC_SUFFIX);
154 fputs_filtered (" (", stream);
155 for (tem = 0; tem < nargs; tem++)
158 fputs_filtered (", ", stream);
159 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
161 fputs_filtered (")", stream);
165 nargs = longest_to_int (exp->elts[pc + 1].longconst);
166 (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
167 fputs_filtered (&exp->elts[pc + 2].string, stream);
171 nargs = longest_to_int (exp->elts[pc + 1].longconst);
172 (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
173 /* LA_PRINT_STRING will print using the current repeat count threshold.
174 If necessary, we can temporarily set it to zero, or pass it as an
175 additional parameter to LA_PRINT_STRING. -fnf */
176 LA_PRINT_STRING (stream, &exp->elts[pc + 2].string, nargs, 1, 0);
180 nargs = longest_to_int (exp->elts[pc + 1].longconst);
182 += 3 + BYTES_TO_EXP_ELEM ((nargs + HOST_CHAR_BIT - 1) / HOST_CHAR_BIT);
183 fprintf_unfiltered (stream, "B'<unimplemented>'");
186 case OP_OBJC_NSSTRING: /* Objective-C Foundation Class NSString constant. */
187 nargs = longest_to_int (exp->elts[pc + 1].longconst);
188 (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
189 fputs_filtered ("@\"", stream);
190 LA_PRINT_STRING (stream, &exp->elts[pc + 2].string, nargs, 1, 0);
191 fputs_filtered ("\"", stream);
194 case OP_OBJC_MSGCALL:
195 { /* Objective C message (method) call. */
198 nargs = longest_to_int (exp->elts[pc + 2].longconst);
199 fprintf_unfiltered (stream, "[");
200 print_subexp (exp, pos, stream, PREC_SUFFIX);
201 if (0 == target_read_string (exp->elts[pc + 1].longconst,
202 &selector, 1024, NULL))
204 error (_("bad selector"));
210 s = alloca (strlen (selector) + 1);
211 strcpy (s, selector);
212 for (tem = 0; tem < nargs; tem++)
214 nextS = strchr (s, ':');
216 fprintf_unfiltered (stream, " %s: ", s);
218 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
223 fprintf_unfiltered (stream, " %s", selector);
225 fprintf_unfiltered (stream, "]");
226 /* "selector" was malloc'd by target_read_string. Free it. */
233 nargs = longest_to_int (exp->elts[pc + 2].longconst);
234 nargs -= longest_to_int (exp->elts[pc + 1].longconst);
237 if (exp->elts[pc + 4].opcode == OP_LONG
238 && exp->elts[pc + 5].type == builtin_type_char
239 && exp->language_defn->la_language == language_c)
241 /* Attempt to print C character arrays using string syntax.
242 Walk through the args, picking up one character from each
243 of the OP_LONG expression elements. If any array element
244 does not match our expection of what we should find for
245 a simple string, revert back to array printing. Note that
246 the last expression element is an explicit null terminator
247 byte, which doesn't get printed. */
248 tempstr = alloca (nargs);
252 if (exp->elts[pc].opcode != OP_LONG
253 || exp->elts[pc + 1].type != builtin_type_char)
255 /* Not a simple array of char, use regular array printing. */
262 longest_to_int (exp->elts[pc + 2].longconst);
269 LA_PRINT_STRING (stream, tempstr, nargs - 1, 1, 0);
274 fputs_filtered (" {", stream);
275 for (tem = 0; tem < nargs; tem++)
279 fputs_filtered (", ", stream);
281 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
283 fputs_filtered ("}", stream);
288 tem = longest_to_int (exp->elts[pc + 1].longconst);
289 (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1);
290 /* Gcc support both these syntaxes. Unsure which is preferred. */
292 fputs_filtered (&exp->elts[pc + 2].string, stream);
293 fputs_filtered (": ", stream);
295 fputs_filtered (".", stream);
296 fputs_filtered (&exp->elts[pc + 2].string, stream);
297 fputs_filtered ("=", stream);
299 print_subexp (exp, pos, stream, PREC_SUFFIX);
303 if ((int) prec > (int) PREC_COMMA)
304 fputs_filtered ("(", stream);
305 /* Print the subexpressions, forcing parentheses
306 around any binary operations within them.
307 This is more parentheses than are strictly necessary,
308 but it looks clearer. */
309 print_subexp (exp, pos, stream, PREC_HYPER);
310 fputs_filtered (" ? ", stream);
311 print_subexp (exp, pos, stream, PREC_HYPER);
312 fputs_filtered (" : ", stream);
313 print_subexp (exp, pos, stream, PREC_HYPER);
314 if ((int) prec > (int) PREC_COMMA)
315 fputs_filtered (")", stream);
319 case TERNOP_SLICE_COUNT:
320 print_subexp (exp, pos, stream, PREC_SUFFIX);
321 fputs_filtered ("(", stream);
322 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
323 fputs_filtered (opcode == TERNOP_SLICE ? " : " : " UP ", stream);
324 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
325 fputs_filtered (")", stream);
328 case STRUCTOP_STRUCT:
329 tem = longest_to_int (exp->elts[pc + 1].longconst);
330 (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1);
331 print_subexp (exp, pos, stream, PREC_SUFFIX);
332 fputs_filtered (".", stream);
333 fputs_filtered (&exp->elts[pc + 2].string, stream);
336 /* Will not occur for Modula-2 */
338 tem = longest_to_int (exp->elts[pc + 1].longconst);
339 (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1);
340 print_subexp (exp, pos, stream, PREC_SUFFIX);
341 fputs_filtered ("->", stream);
342 fputs_filtered (&exp->elts[pc + 2].string, stream);
345 case STRUCTOP_MEMBER:
346 print_subexp (exp, pos, stream, PREC_SUFFIX);
347 fputs_filtered (".*", stream);
348 print_subexp (exp, pos, stream, PREC_SUFFIX);
352 print_subexp (exp, pos, stream, PREC_SUFFIX);
353 fputs_filtered ("->*", stream);
354 print_subexp (exp, pos, stream, PREC_SUFFIX);
357 case BINOP_SUBSCRIPT:
358 print_subexp (exp, pos, stream, PREC_SUFFIX);
359 fputs_filtered ("[", stream);
360 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
361 fputs_filtered ("]", stream);
364 case UNOP_POSTINCREMENT:
365 print_subexp (exp, pos, stream, PREC_SUFFIX);
366 fputs_filtered ("++", stream);
369 case UNOP_POSTDECREMENT:
370 print_subexp (exp, pos, stream, PREC_SUFFIX);
371 fputs_filtered ("--", stream);
376 if ((int) prec > (int) PREC_PREFIX)
377 fputs_filtered ("(", stream);
378 fputs_filtered ("(", stream);
379 type_print (exp->elts[pc + 1].type, "", stream, 0);
380 fputs_filtered (") ", stream);
381 print_subexp (exp, pos, stream, PREC_PREFIX);
382 if ((int) prec > (int) PREC_PREFIX)
383 fputs_filtered (")", stream);
388 if ((int) prec > (int) PREC_PREFIX)
389 fputs_filtered ("(", stream);
390 if (TYPE_CODE (exp->elts[pc + 1].type) == TYPE_CODE_FUNC &&
391 exp->elts[pc + 3].opcode == OP_LONG)
393 /* We have a minimal symbol fn, probably. It's encoded
394 as a UNOP_MEMVAL (function-type) of an OP_LONG (int, address).
395 Swallow the OP_LONG (including both its opcodes); ignore
396 its type; print the value in the type of the MEMVAL. */
398 val = value_at_lazy (exp->elts[pc + 1].type,
399 (CORE_ADDR) exp->elts[pc + 5].longconst);
400 value_print (val, stream, 0, Val_no_prettyprint);
404 fputs_filtered ("{", stream);
405 type_print (exp->elts[pc + 1].type, "", stream, 0);
406 fputs_filtered ("} ", stream);
407 print_subexp (exp, pos, stream, PREC_PREFIX);
409 if ((int) prec > (int) PREC_PREFIX)
410 fputs_filtered (")", stream);
413 case UNOP_MEMVAL_TLS:
415 if ((int) prec > (int) PREC_PREFIX)
416 fputs_filtered ("(", stream);
417 fputs_filtered ("{", stream);
418 type_print (exp->elts[pc + 2].type, "", stream, 0);
419 fputs_filtered ("} ", stream);
420 print_subexp (exp, pos, stream, PREC_PREFIX);
421 if ((int) prec > (int) PREC_PREFIX)
422 fputs_filtered (")", stream);
425 case BINOP_ASSIGN_MODIFY:
426 opcode = exp->elts[pc + 1].opcode;
428 myprec = PREC_ASSIGN;
432 for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++)
433 if (op_print_tab[tem].opcode == opcode)
435 op_str = op_print_tab[tem].string;
438 if (op_print_tab[tem].opcode != opcode)
439 /* Not found; don't try to keep going because we don't know how
440 to interpret further elements. */
441 error (_("Invalid expression"));
448 fputs_filtered ("this", stream);
451 /* Objective-C ops */
455 fputs_filtered ("self", stream); /* The ObjC equivalent of "this". */
460 case MULTI_SUBSCRIPT:
462 nargs = longest_to_int (exp->elts[pc + 1].longconst);
463 print_subexp (exp, pos, stream, PREC_SUFFIX);
464 fprintf_unfiltered (stream, " [");
465 for (tem = 0; tem < nargs; tem++)
468 fprintf_unfiltered (stream, ", ");
469 print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
471 fprintf_unfiltered (stream, "]");
476 fprintf_unfiltered (stream, "VAL(");
477 type_print (exp->elts[pc + 1].type, "", stream, 0);
478 fprintf_unfiltered (stream, ",");
479 print_subexp (exp, pos, stream, PREC_PREFIX);
480 fprintf_unfiltered (stream, ")");
485 error (_("print_subexp: Not implemented."));
491 for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++)
492 if (op_print_tab[tem].opcode == opcode)
494 op_str = op_print_tab[tem].string;
495 myprec = op_print_tab[tem].precedence;
496 assoc = op_print_tab[tem].right_assoc;
499 if (op_print_tab[tem].opcode != opcode)
500 /* Not found; don't try to keep going because we don't know how
501 to interpret further elements. For example, this happens
502 if opcode is OP_TYPE. */
503 error (_("Invalid expression"));
506 /* Note that PREC_BUILTIN will always emit parentheses. */
507 if ((int) myprec < (int) prec)
508 fputs_filtered ("(", stream);
509 if ((int) opcode > (int) BINOP_END)
513 /* Unary postfix operator. */
514 print_subexp (exp, pos, stream, PREC_SUFFIX);
515 fputs_filtered (op_str, stream);
519 /* Unary prefix operator. */
520 fputs_filtered (op_str, stream);
521 if (myprec == PREC_BUILTIN_FUNCTION)
522 fputs_filtered ("(", stream);
523 print_subexp (exp, pos, stream, PREC_PREFIX);
524 if (myprec == PREC_BUILTIN_FUNCTION)
525 fputs_filtered (")", stream);
530 /* Binary operator. */
531 /* Print left operand.
532 If operator is right-associative,
533 increment precedence for this operand. */
534 print_subexp (exp, pos, stream,
535 (enum precedence) ((int) myprec + assoc));
536 /* Print the operator itself. */
538 fprintf_filtered (stream, " %s= ", op_str);
539 else if (op_str[0] == ',')
540 fprintf_filtered (stream, "%s ", op_str);
542 fprintf_filtered (stream, " %s ", op_str);
543 /* Print right operand.
544 If operator is left-associative,
545 increment precedence for this operand. */
546 print_subexp (exp, pos, stream,
547 (enum precedence) ((int) myprec + !assoc));
550 if ((int) myprec < (int) prec)
551 fputs_filtered (")", stream);
554 /* Return the operator corresponding to opcode OP as
555 a string. NULL indicates that the opcode was not found in the
556 current language table. */
558 op_string (enum exp_opcode op)
561 const struct op_print *op_print_tab;
563 op_print_tab = current_language->la_op_print_tab;
564 for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++)
565 if (op_print_tab[tem].opcode == op)
566 return op_print_tab[tem].string;
570 /* Support for dumping the raw data from expressions in a human readable
573 static char *op_name (struct expression *, enum exp_opcode);
574 static int dump_subexp_body (struct expression *exp, struct ui_file *, int);
576 /* Name for OPCODE, when it appears in expression EXP. */
579 op_name (struct expression *exp, enum exp_opcode opcode)
581 return exp->language_defn->la_exp_desc->op_name (opcode);
584 /* Default name for the standard operator OPCODE (i.e., one defined in
585 the definition of enum exp_opcode). */
588 op_name_standard (enum exp_opcode opcode)
596 sprintf (buf, "<unknown %d>", opcode);
617 case BINOP_LOGICAL_AND:
618 return "BINOP_LOGICAL_AND";
619 case BINOP_LOGICAL_OR:
620 return "BINOP_LOGICAL_OR";
621 case BINOP_BITWISE_AND:
622 return "BINOP_BITWISE_AND";
623 case BINOP_BITWISE_IOR:
624 return "BINOP_BITWISE_IOR";
625 case BINOP_BITWISE_XOR:
626 return "BINOP_BITWISE_XOR";
628 return "BINOP_EQUAL";
630 return "BINOP_NOTEQUAL";
640 return "BINOP_REPEAT";
642 return "BINOP_ASSIGN";
644 return "BINOP_COMMA";
645 case BINOP_SUBSCRIPT:
646 return "BINOP_SUBSCRIPT";
647 case MULTI_SUBSCRIPT:
648 return "MULTI_SUBSCRIPT";
655 case STRUCTOP_MEMBER:
656 return "STRUCTOP_MEMBER";
658 return "STRUCTOP_MPTR";
660 return "BINOP_INTDIV";
661 case BINOP_ASSIGN_MODIFY:
662 return "BINOP_ASSIGN_MODIFY";
670 return "BINOP_CONCAT";
672 return "BINOP_RANGE";
676 return "TERNOP_COND";
678 return "TERNOP_SLICE";
679 case TERNOP_SLICE_COUNT:
680 return "TERNOP_SLICE_COUNT";
686 return "OP_VAR_VALUE";
690 return "OP_REGISTER";
692 return "OP_INTERNALVAR";
698 return "OP_BITSTRING";
704 return "UNOP_MEMVAL";
705 case UNOP_MEMVAL_TLS:
706 return "UNOP_MEMVAL_TLS";
709 case UNOP_LOGICAL_NOT:
710 return "UNOP_LOGICAL_NOT";
711 case UNOP_COMPLEMENT:
712 return "UNOP_COMPLEMENT";
717 case UNOP_PREINCREMENT:
718 return "UNOP_PREINCREMENT";
719 case UNOP_POSTINCREMENT:
720 return "UNOP_POSTINCREMENT";
721 case UNOP_PREDECREMENT:
722 return "UNOP_PREDECREMENT";
723 case UNOP_POSTDECREMENT:
724 return "UNOP_POSTDECREMENT";
726 return "UNOP_SIZEOF";
732 return "UNOP_LENGTH";
758 return "OP_M2_STRING";
759 case STRUCTOP_STRUCT:
760 return "STRUCTOP_STRUCT";
762 return "STRUCTOP_PTR";
766 return "OP_OBJC_SELF";
777 dump_raw_expression (struct expression *exp, struct ui_file *stream,
785 fprintf_filtered (stream, "Dump of expression @ ");
786 gdb_print_host_address (exp, stream);
787 fprintf_filtered (stream, "'\n\tLanguage %s, %d elements, %ld bytes each.\n",
788 exp->language_defn->la_name, exp->nelts,
789 (long) sizeof (union exp_element));
790 fprintf_filtered (stream, "\t%5s %20s %16s %s\n", "Index", "Opcode",
791 "Hex Value", "String Value");
792 for (elt = 0; elt < exp->nelts; elt++)
794 fprintf_filtered (stream, "\t%5d ", elt);
795 opcode_name = op_name (exp, exp->elts[elt].opcode);
797 fprintf_filtered (stream, "%20s ", opcode_name);
798 print_longest (stream, 'd', 0, exp->elts[elt].longconst);
799 fprintf_filtered (stream, " ");
801 for (eltscan = (char *) &exp->elts[elt],
802 eltsize = sizeof (union exp_element);
806 fprintf_filtered (stream, "%c",
807 isprint (*eltscan) ? (*eltscan & 0xFF) : '.');
809 fprintf_filtered (stream, "\n");
813 /* Dump the subexpression of prefix expression EXP whose operator is at
814 position ELT onto STREAM. Returns the position of the next
815 subexpression in EXP. */
818 dump_subexp (struct expression *exp, struct ui_file *stream, int elt)
820 static int indent = 0;
823 fprintf_filtered (stream, "\n");
824 fprintf_filtered (stream, "\t%5d ", elt);
826 for (i = 1; i <= indent; i++)
827 fprintf_filtered (stream, " ");
830 fprintf_filtered (stream, "%-20s ", op_name (exp, exp->elts[elt].opcode));
832 elt = dump_subexp_body (exp, stream, elt);
839 /* Dump the operands of prefix expression EXP whose opcode is at
840 position ELT onto STREAM. Returns the position of the next
841 subexpression in EXP. */
844 dump_subexp_body (struct expression *exp, struct ui_file *stream, int elt)
846 return exp->language_defn->la_exp_desc->dump_subexp_body (exp, stream, elt);
849 /* Default value for subexp_body in exp_descriptor vector. */
852 dump_subexp_body_standard (struct expression *exp,
853 struct ui_file *stream, int elt)
855 int opcode = exp->elts[elt++].opcode;
861 case TERNOP_SLICE_COUNT:
862 elt = dump_subexp (exp, stream, elt);
871 case BINOP_LOGICAL_AND:
872 case BINOP_LOGICAL_OR:
873 case BINOP_BITWISE_AND:
874 case BINOP_BITWISE_IOR:
875 case BINOP_BITWISE_XOR:
885 case BINOP_SUBSCRIPT:
890 case BINOP_ASSIGN_MODIFY:
898 case STRUCTOP_MEMBER:
900 elt = dump_subexp (exp, stream, elt);
902 case UNOP_LOGICAL_NOT:
903 case UNOP_COMPLEMENT:
906 case UNOP_PREINCREMENT:
907 case UNOP_POSTINCREMENT:
908 case UNOP_PREDECREMENT:
909 case UNOP_POSTDECREMENT:
928 elt = dump_subexp (exp, stream, elt);
931 fprintf_filtered (stream, "Type @");
932 gdb_print_host_address (exp->elts[elt].type, stream);
933 fprintf_filtered (stream, " (");
934 type_print (exp->elts[elt].type, NULL, stream, 0);
935 fprintf_filtered (stream, "), value %ld (0x%lx)",
936 (long) exp->elts[elt + 1].longconst,
937 (long) exp->elts[elt + 1].longconst);
941 fprintf_filtered (stream, "Type @");
942 gdb_print_host_address (exp->elts[elt].type, stream);
943 fprintf_filtered (stream, " (");
944 type_print (exp->elts[elt].type, NULL, stream, 0);
945 fprintf_filtered (stream, "), value %g",
946 (double) exp->elts[elt + 1].doubleconst);
950 fprintf_filtered (stream, "Block @");
951 gdb_print_host_address (exp->elts[elt].block, stream);
952 fprintf_filtered (stream, ", symbol @");
953 gdb_print_host_address (exp->elts[elt + 1].symbol, stream);
954 fprintf_filtered (stream, " (%s)",
955 DEPRECATED_SYMBOL_NAME (exp->elts[elt + 1].symbol));
959 fprintf_filtered (stream, "History element %ld",
960 (long) exp->elts[elt].longconst);
964 fprintf_filtered (stream, "Register $%s", &exp->elts[elt + 1].string);
965 elt += 3 + BYTES_TO_EXP_ELEM (exp->elts[elt].longconst + 1);
968 fprintf_filtered (stream, "Internal var @");
969 gdb_print_host_address (exp->elts[elt].internalvar, stream);
970 fprintf_filtered (stream, " (%s)",
971 exp->elts[elt].internalvar->name);
978 nargs = longest_to_int (exp->elts[elt].longconst);
980 fprintf_filtered (stream, "Number of args: %d", nargs);
983 for (i = 1; i <= nargs + 1; i++)
984 elt = dump_subexp (exp, stream, elt);
992 lower = longest_to_int (exp->elts[elt].longconst);
993 upper = longest_to_int (exp->elts[elt + 1].longconst);
995 fprintf_filtered (stream, "Bounds [%d:%d]", lower, upper);
998 for (i = 1; i <= upper - lower + 1; i++)
999 elt = dump_subexp (exp, stream, elt);
1004 fprintf_filtered (stream, "Type @");
1005 gdb_print_host_address (exp->elts[elt].type, stream);
1006 fprintf_filtered (stream, " (");
1007 type_print (exp->elts[elt].type, NULL, stream, 0);
1008 fprintf_filtered (stream, ")");
1009 elt = dump_subexp (exp, stream, elt + 2);
1011 case UNOP_MEMVAL_TLS:
1012 fprintf_filtered (stream, "TLS type @");
1013 gdb_print_host_address (exp->elts[elt + 1].type, stream);
1014 fprintf_filtered (stream, " (__thread /* \"%s\" */ ",
1015 (exp->elts[elt].objfile == NULL ? "(null)"
1016 : exp->elts[elt].objfile->name));
1017 type_print (exp->elts[elt + 1].type, NULL, stream, 0);
1018 fprintf_filtered (stream, ")");
1019 elt = dump_subexp (exp, stream, elt + 3);
1022 fprintf_filtered (stream, "Type @");
1023 gdb_print_host_address (exp->elts[elt].type, stream);
1024 fprintf_filtered (stream, " (");
1025 type_print (exp->elts[elt].type, NULL, stream, 0);
1026 fprintf_filtered (stream, ")");
1029 case STRUCTOP_STRUCT:
1035 len = longest_to_int (exp->elts[elt].longconst);
1036 elem_name = &exp->elts[elt + 1].string;
1038 fprintf_filtered (stream, "Element name: `%.*s'", len, elem_name);
1039 elt = dump_subexp (exp, stream, elt + 3 + BYTES_TO_EXP_ELEM (len + 1));
1047 fprintf_filtered (stream, "Type @");
1048 gdb_print_host_address (exp->elts[elt].type, stream);
1049 fprintf_filtered (stream, " (");
1050 type_print (exp->elts[elt].type, NULL, stream, 0);
1051 fprintf_filtered (stream, ") ");
1053 len = longest_to_int (exp->elts[elt + 1].longconst);
1054 elem_name = &exp->elts[elt + 2].string;
1056 fprintf_filtered (stream, "Field name: `%.*s'", len, elem_name);
1057 elt += 4 + BYTES_TO_EXP_ELEM (len + 1);
1062 case MULTI_SUBSCRIPT:
1063 case OP_F77_UNDETERMINED_ARGLIST:
1072 fprintf_filtered (stream, "Unknown format");
1079 dump_prefix_expression (struct expression *exp, struct ui_file *stream)
1083 fprintf_filtered (stream, "Dump of expression @ ");
1084 gdb_print_host_address (exp, stream);
1085 fputs_filtered (", after conversion to prefix form:\nExpression: `", stream);
1086 if (exp->elts[0].opcode != OP_TYPE)
1087 print_expression (exp, stream);
1089 fputs_filtered ("Type printing not yet supported....", stream);
1090 fprintf_filtered (stream, "'\n\tLanguage %s, %d elements, %ld bytes each.\n",
1091 exp->language_defn->la_name, exp->nelts,
1092 (long) sizeof (union exp_element));
1093 fputs_filtered ("\n", stream);
1095 for (elt = 0; elt < exp->nelts;)
1096 elt = dump_subexp (exp, stream, elt);
1097 fputs_filtered ("\n", stream);