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, 2008 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"
33 #include "gdb_assert.h"
40 print_expression (struct expression
*exp
, struct ui_file
*stream
)
43 print_subexp (exp
, &pc
, stream
, PREC_NULL
);
46 /* Print the subexpression of EXP that starts in position POS, on STREAM.
47 PREC is the precedence of the surrounding operator;
48 if the precedence of the main operator of this subexpression is less,
49 parentheses are needed here. */
52 print_subexp (struct expression
*exp
, int *pos
,
53 struct ui_file
*stream
, enum precedence prec
)
55 exp
->language_defn
->la_exp_desc
->print_subexp (exp
, pos
, stream
, prec
);
58 /* Standard implementation of print_subexp for use in language_defn
61 print_subexp_standard (struct expression
*exp
, int *pos
,
62 struct ui_file
*stream
, enum precedence prec
)
65 const struct op_print
*op_print_tab
;
69 int assign_modify
= 0;
70 enum exp_opcode opcode
;
71 enum precedence myprec
= PREC_NULL
;
72 /* Set to 1 for a right-associative operator. */
77 op_print_tab
= exp
->language_defn
->la_op_print_tab
;
79 opcode
= exp
->elts
[pc
].opcode
;
87 fputs_filtered (type_name_no_tag (exp
->elts
[pc
+ 1].type
), stream
);
88 fputs_filtered ("::", stream
);
89 nargs
= longest_to_int (exp
->elts
[pc
+ 2].longconst
);
90 (*pos
) += 4 + BYTES_TO_EXP_ELEM (nargs
+ 1);
91 fputs_filtered (&exp
->elts
[pc
+ 3].string
, stream
);
96 value_print (value_from_longest (exp
->elts
[pc
+ 1].type
,
97 exp
->elts
[pc
+ 2].longconst
),
98 stream
, 0, Val_no_prettyprint
);
103 value_print (value_from_double (exp
->elts
[pc
+ 1].type
,
104 exp
->elts
[pc
+ 2].doubleconst
),
105 stream
, 0, Val_no_prettyprint
);
112 b
= exp
->elts
[pc
+ 1].block
;
114 && BLOCK_FUNCTION (b
) != NULL
115 && SYMBOL_PRINT_NAME (BLOCK_FUNCTION (b
)) != NULL
)
117 fputs_filtered (SYMBOL_PRINT_NAME (BLOCK_FUNCTION (b
)), stream
);
118 fputs_filtered ("::", stream
);
120 fputs_filtered (SYMBOL_PRINT_NAME (exp
->elts
[pc
+ 2].symbol
), stream
);
126 fprintf_filtered (stream
, "$%d",
127 longest_to_int (exp
->elts
[pc
+ 1].longconst
));
132 const char *name
= &exp
->elts
[pc
+ 2].string
;
133 (*pos
) += 3 + BYTES_TO_EXP_ELEM (exp
->elts
[pc
+ 1].longconst
+ 1);
134 fprintf_filtered (stream
, "$%s", name
);
140 fprintf_filtered (stream
, "%s",
141 longest_to_int (exp
->elts
[pc
+ 1].longconst
)
147 fprintf_filtered (stream
, "$%s",
148 internalvar_name (exp
->elts
[pc
+ 1].internalvar
));
153 nargs
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
154 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
155 fputs_filtered (" (", stream
);
156 for (tem
= 0; tem
< nargs
; tem
++)
159 fputs_filtered (", ", stream
);
160 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
162 fputs_filtered (")", stream
);
166 nargs
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
167 (*pos
) += 3 + BYTES_TO_EXP_ELEM (nargs
+ 1);
168 fputs_filtered (&exp
->elts
[pc
+ 2].string
, stream
);
172 nargs
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
173 (*pos
) += 3 + BYTES_TO_EXP_ELEM (nargs
+ 1);
174 /* LA_PRINT_STRING will print using the current repeat count threshold.
175 If necessary, we can temporarily set it to zero, or pass it as an
176 additional parameter to LA_PRINT_STRING. -fnf */
177 LA_PRINT_STRING (stream
, &exp
->elts
[pc
+ 2].string
, nargs
, 1, 0);
181 nargs
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
183 += 3 + BYTES_TO_EXP_ELEM ((nargs
+ HOST_CHAR_BIT
- 1) / HOST_CHAR_BIT
);
184 fprintf_unfiltered (stream
, "B'<unimplemented>'");
187 case OP_OBJC_NSSTRING
: /* Objective-C Foundation Class NSString constant. */
188 nargs
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
189 (*pos
) += 3 + BYTES_TO_EXP_ELEM (nargs
+ 1);
190 fputs_filtered ("@\"", stream
);
191 LA_PRINT_STRING (stream
, &exp
->elts
[pc
+ 2].string
, nargs
, 1, 0);
192 fputs_filtered ("\"", stream
);
195 case OP_OBJC_MSGCALL
:
196 { /* Objective C message (method) call. */
199 nargs
= longest_to_int (exp
->elts
[pc
+ 2].longconst
);
200 fprintf_unfiltered (stream
, "[");
201 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
202 if (0 == target_read_string (exp
->elts
[pc
+ 1].longconst
,
203 &selector
, 1024, NULL
))
205 error (_("bad selector"));
211 s
= alloca (strlen (selector
) + 1);
212 strcpy (s
, selector
);
213 for (tem
= 0; tem
< nargs
; tem
++)
215 nextS
= strchr (s
, ':');
216 gdb_assert (nextS
); /* Make sure we found ':'. */
218 fprintf_unfiltered (stream
, " %s: ", s
);
220 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
225 fprintf_unfiltered (stream
, " %s", selector
);
227 fprintf_unfiltered (stream
, "]");
228 /* "selector" was malloc'd by target_read_string. Free it. */
235 nargs
= longest_to_int (exp
->elts
[pc
+ 2].longconst
);
236 nargs
-= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
239 if (exp
->elts
[pc
+ 4].opcode
== OP_LONG
240 && exp
->elts
[pc
+ 5].type
241 == builtin_type (exp
->gdbarch
)->builtin_char
242 && exp
->language_defn
->la_language
== language_c
)
244 /* Attempt to print C character arrays using string syntax.
245 Walk through the args, picking up one character from each
246 of the OP_LONG expression elements. If any array element
247 does not match our expection of what we should find for
248 a simple string, revert back to array printing. Note that
249 the last expression element is an explicit null terminator
250 byte, which doesn't get printed. */
251 tempstr
= alloca (nargs
);
255 if (exp
->elts
[pc
].opcode
!= OP_LONG
256 || exp
->elts
[pc
+ 1].type
257 != builtin_type (exp
->gdbarch
)->builtin_char
)
259 /* Not a simple array of char, use regular array printing. */
266 longest_to_int (exp
->elts
[pc
+ 2].longconst
);
273 LA_PRINT_STRING (stream
, tempstr
, nargs
- 1, 1, 0);
278 fputs_filtered (" {", stream
);
279 for (tem
= 0; tem
< nargs
; tem
++)
283 fputs_filtered (", ", stream
);
285 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
287 fputs_filtered ("}", stream
);
292 tem
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
293 (*pos
) += 3 + BYTES_TO_EXP_ELEM (tem
+ 1);
294 /* Gcc support both these syntaxes. Unsure which is preferred. */
296 fputs_filtered (&exp
->elts
[pc
+ 2].string
, stream
);
297 fputs_filtered (": ", stream
);
299 fputs_filtered (".", stream
);
300 fputs_filtered (&exp
->elts
[pc
+ 2].string
, stream
);
301 fputs_filtered ("=", stream
);
303 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
307 if ((int) prec
> (int) PREC_COMMA
)
308 fputs_filtered ("(", stream
);
309 /* Print the subexpressions, forcing parentheses
310 around any binary operations within them.
311 This is more parentheses than are strictly necessary,
312 but it looks clearer. */
313 print_subexp (exp
, pos
, stream
, PREC_HYPER
);
314 fputs_filtered (" ? ", stream
);
315 print_subexp (exp
, pos
, stream
, PREC_HYPER
);
316 fputs_filtered (" : ", stream
);
317 print_subexp (exp
, pos
, stream
, PREC_HYPER
);
318 if ((int) prec
> (int) PREC_COMMA
)
319 fputs_filtered (")", stream
);
323 case TERNOP_SLICE_COUNT
:
324 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
325 fputs_filtered ("(", stream
);
326 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
327 fputs_filtered (opcode
== TERNOP_SLICE
? " : " : " UP ", stream
);
328 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
329 fputs_filtered (")", stream
);
332 case STRUCTOP_STRUCT
:
333 tem
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
334 (*pos
) += 3 + BYTES_TO_EXP_ELEM (tem
+ 1);
335 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
336 fputs_filtered (".", stream
);
337 fputs_filtered (&exp
->elts
[pc
+ 2].string
, stream
);
340 /* Will not occur for Modula-2 */
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 case STRUCTOP_MEMBER
:
350 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
351 fputs_filtered (".*", stream
);
352 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
356 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
357 fputs_filtered ("->*", stream
);
358 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
361 case BINOP_SUBSCRIPT
:
362 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
363 fputs_filtered ("[", stream
);
364 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
365 fputs_filtered ("]", stream
);
368 case UNOP_POSTINCREMENT
:
369 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
370 fputs_filtered ("++", stream
);
373 case UNOP_POSTDECREMENT
:
374 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
375 fputs_filtered ("--", stream
);
380 if ((int) prec
> (int) PREC_PREFIX
)
381 fputs_filtered ("(", stream
);
382 fputs_filtered ("(", stream
);
383 type_print (exp
->elts
[pc
+ 1].type
, "", stream
, 0);
384 fputs_filtered (") ", stream
);
385 print_subexp (exp
, pos
, stream
, PREC_PREFIX
);
386 if ((int) prec
> (int) PREC_PREFIX
)
387 fputs_filtered (")", stream
);
392 if ((int) prec
> (int) PREC_PREFIX
)
393 fputs_filtered ("(", stream
);
394 if (TYPE_CODE (exp
->elts
[pc
+ 1].type
) == TYPE_CODE_FUNC
&&
395 exp
->elts
[pc
+ 3].opcode
== OP_LONG
)
397 /* We have a minimal symbol fn, probably. It's encoded
398 as a UNOP_MEMVAL (function-type) of an OP_LONG (int, address).
399 Swallow the OP_LONG (including both its opcodes); ignore
400 its type; print the value in the type of the MEMVAL. */
402 val
= value_at_lazy (exp
->elts
[pc
+ 1].type
,
403 (CORE_ADDR
) exp
->elts
[pc
+ 5].longconst
);
404 value_print (val
, stream
, 0, Val_no_prettyprint
);
408 fputs_filtered ("{", stream
);
409 type_print (exp
->elts
[pc
+ 1].type
, "", stream
, 0);
410 fputs_filtered ("} ", stream
);
411 print_subexp (exp
, pos
, stream
, PREC_PREFIX
);
413 if ((int) prec
> (int) PREC_PREFIX
)
414 fputs_filtered (")", stream
);
417 case UNOP_MEMVAL_TLS
:
419 if ((int) prec
> (int) PREC_PREFIX
)
420 fputs_filtered ("(", stream
);
421 fputs_filtered ("{", stream
);
422 type_print (exp
->elts
[pc
+ 2].type
, "", stream
, 0);
423 fputs_filtered ("} ", stream
);
424 print_subexp (exp
, pos
, stream
, PREC_PREFIX
);
425 if ((int) prec
> (int) PREC_PREFIX
)
426 fputs_filtered (")", stream
);
429 case BINOP_ASSIGN_MODIFY
:
430 opcode
= exp
->elts
[pc
+ 1].opcode
;
432 myprec
= PREC_ASSIGN
;
436 for (tem
= 0; op_print_tab
[tem
].opcode
!= OP_NULL
; tem
++)
437 if (op_print_tab
[tem
].opcode
== opcode
)
439 op_str
= op_print_tab
[tem
].string
;
442 if (op_print_tab
[tem
].opcode
!= opcode
)
443 /* Not found; don't try to keep going because we don't know how
444 to interpret further elements. */
445 error (_("Invalid expression"));
452 fputs_filtered ("this", stream
);
455 /* Objective-C ops */
459 fputs_filtered ("self", stream
); /* The ObjC equivalent of "this". */
464 case MULTI_SUBSCRIPT
:
466 nargs
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
467 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
468 fprintf_unfiltered (stream
, " [");
469 for (tem
= 0; tem
< nargs
; tem
++)
472 fprintf_unfiltered (stream
, ", ");
473 print_subexp (exp
, pos
, stream
, PREC_ABOVE_COMMA
);
475 fprintf_unfiltered (stream
, "]");
480 fprintf_unfiltered (stream
, "VAL(");
481 type_print (exp
->elts
[pc
+ 1].type
, "", stream
, 0);
482 fprintf_unfiltered (stream
, ",");
483 print_subexp (exp
, pos
, stream
, PREC_PREFIX
);
484 fprintf_unfiltered (stream
, ")");
489 error (_("print_subexp: Not implemented."));
495 for (tem
= 0; op_print_tab
[tem
].opcode
!= OP_NULL
; tem
++)
496 if (op_print_tab
[tem
].opcode
== opcode
)
498 op_str
= op_print_tab
[tem
].string
;
499 myprec
= op_print_tab
[tem
].precedence
;
500 assoc
= op_print_tab
[tem
].right_assoc
;
503 if (op_print_tab
[tem
].opcode
!= opcode
)
504 /* Not found; don't try to keep going because we don't know how
505 to interpret further elements. For example, this happens
506 if opcode is OP_TYPE. */
507 error (_("Invalid expression"));
510 /* Note that PREC_BUILTIN will always emit parentheses. */
511 if ((int) myprec
< (int) prec
)
512 fputs_filtered ("(", stream
);
513 if ((int) opcode
> (int) BINOP_END
)
517 /* Unary postfix operator. */
518 print_subexp (exp
, pos
, stream
, PREC_SUFFIX
);
519 fputs_filtered (op_str
, stream
);
523 /* Unary prefix operator. */
524 fputs_filtered (op_str
, stream
);
525 if (myprec
== PREC_BUILTIN_FUNCTION
)
526 fputs_filtered ("(", stream
);
527 print_subexp (exp
, pos
, stream
, PREC_PREFIX
);
528 if (myprec
== PREC_BUILTIN_FUNCTION
)
529 fputs_filtered (")", stream
);
534 /* Binary operator. */
535 /* Print left operand.
536 If operator is right-associative,
537 increment precedence for this operand. */
538 print_subexp (exp
, pos
, stream
,
539 (enum precedence
) ((int) myprec
+ assoc
));
540 /* Print the operator itself. */
542 fprintf_filtered (stream
, " %s= ", op_str
);
543 else if (op_str
[0] == ',')
544 fprintf_filtered (stream
, "%s ", op_str
);
546 fprintf_filtered (stream
, " %s ", op_str
);
547 /* Print right operand.
548 If operator is left-associative,
549 increment precedence for this operand. */
550 print_subexp (exp
, pos
, stream
,
551 (enum precedence
) ((int) myprec
+ !assoc
));
554 if ((int) myprec
< (int) prec
)
555 fputs_filtered (")", stream
);
558 /* Return the operator corresponding to opcode OP as
559 a string. NULL indicates that the opcode was not found in the
560 current language table. */
562 op_string (enum exp_opcode op
)
565 const struct op_print
*op_print_tab
;
567 op_print_tab
= current_language
->la_op_print_tab
;
568 for (tem
= 0; op_print_tab
[tem
].opcode
!= OP_NULL
; tem
++)
569 if (op_print_tab
[tem
].opcode
== op
)
570 return op_print_tab
[tem
].string
;
574 /* Support for dumping the raw data from expressions in a human readable
577 static char *op_name (struct expression
*, enum exp_opcode
);
578 static int dump_subexp_body (struct expression
*exp
, struct ui_file
*, int);
580 /* Name for OPCODE, when it appears in expression EXP. */
583 op_name (struct expression
*exp
, enum exp_opcode opcode
)
585 return exp
->language_defn
->la_exp_desc
->op_name (opcode
);
588 /* Default name for the standard operator OPCODE (i.e., one defined in
589 the definition of enum exp_opcode). */
592 op_name_standard (enum exp_opcode opcode
)
600 sprintf (buf
, "<unknown %d>", opcode
);
621 case BINOP_LOGICAL_AND
:
622 return "BINOP_LOGICAL_AND";
623 case BINOP_LOGICAL_OR
:
624 return "BINOP_LOGICAL_OR";
625 case BINOP_BITWISE_AND
:
626 return "BINOP_BITWISE_AND";
627 case BINOP_BITWISE_IOR
:
628 return "BINOP_BITWISE_IOR";
629 case BINOP_BITWISE_XOR
:
630 return "BINOP_BITWISE_XOR";
632 return "BINOP_EQUAL";
634 return "BINOP_NOTEQUAL";
644 return "BINOP_REPEAT";
646 return "BINOP_ASSIGN";
648 return "BINOP_COMMA";
649 case BINOP_SUBSCRIPT
:
650 return "BINOP_SUBSCRIPT";
651 case MULTI_SUBSCRIPT
:
652 return "MULTI_SUBSCRIPT";
659 case STRUCTOP_MEMBER
:
660 return "STRUCTOP_MEMBER";
662 return "STRUCTOP_MPTR";
664 return "BINOP_INTDIV";
665 case BINOP_ASSIGN_MODIFY
:
666 return "BINOP_ASSIGN_MODIFY";
674 return "BINOP_CONCAT";
676 return "BINOP_RANGE";
680 return "TERNOP_COND";
682 return "TERNOP_SLICE";
683 case TERNOP_SLICE_COUNT
:
684 return "TERNOP_SLICE_COUNT";
690 return "OP_VAR_VALUE";
694 return "OP_REGISTER";
696 return "OP_INTERNALVAR";
702 return "OP_BITSTRING";
708 return "UNOP_MEMVAL";
709 case UNOP_MEMVAL_TLS
:
710 return "UNOP_MEMVAL_TLS";
713 case UNOP_LOGICAL_NOT
:
714 return "UNOP_LOGICAL_NOT";
715 case UNOP_COMPLEMENT
:
716 return "UNOP_COMPLEMENT";
721 case UNOP_PREINCREMENT
:
722 return "UNOP_PREINCREMENT";
723 case UNOP_POSTINCREMENT
:
724 return "UNOP_POSTINCREMENT";
725 case UNOP_PREDECREMENT
:
726 return "UNOP_PREDECREMENT";
727 case UNOP_POSTDECREMENT
:
728 return "UNOP_POSTDECREMENT";
730 return "UNOP_SIZEOF";
736 return "UNOP_LENGTH";
762 return "OP_M2_STRING";
763 case STRUCTOP_STRUCT
:
764 return "STRUCTOP_STRUCT";
766 return "STRUCTOP_PTR";
770 return "OP_OBJC_SELF";
781 dump_raw_expression (struct expression
*exp
, struct ui_file
*stream
,
789 fprintf_filtered (stream
, "Dump of expression @ ");
790 gdb_print_host_address (exp
, stream
);
791 fprintf_filtered (stream
, "'\n\tLanguage %s, %d elements, %ld bytes each.\n",
792 exp
->language_defn
->la_name
, exp
->nelts
,
793 (long) sizeof (union exp_element
));
794 fprintf_filtered (stream
, "\t%5s %20s %16s %s\n", "Index", "Opcode",
795 "Hex Value", "String Value");
796 for (elt
= 0; elt
< exp
->nelts
; elt
++)
798 fprintf_filtered (stream
, "\t%5d ", elt
);
799 opcode_name
= op_name (exp
, exp
->elts
[elt
].opcode
);
801 fprintf_filtered (stream
, "%20s ", opcode_name
);
802 print_longest (stream
, 'd', 0, exp
->elts
[elt
].longconst
);
803 fprintf_filtered (stream
, " ");
805 for (eltscan
= (char *) &exp
->elts
[elt
],
806 eltsize
= sizeof (union exp_element
);
810 fprintf_filtered (stream
, "%c",
811 isprint (*eltscan
) ? (*eltscan
& 0xFF) : '.');
813 fprintf_filtered (stream
, "\n");
817 /* Dump the subexpression of prefix expression EXP whose operator is at
818 position ELT onto STREAM. Returns the position of the next
819 subexpression in EXP. */
822 dump_subexp (struct expression
*exp
, struct ui_file
*stream
, int elt
)
824 static int indent
= 0;
827 fprintf_filtered (stream
, "\n");
828 fprintf_filtered (stream
, "\t%5d ", elt
);
830 for (i
= 1; i
<= indent
; i
++)
831 fprintf_filtered (stream
, " ");
834 fprintf_filtered (stream
, "%-20s ", op_name (exp
, exp
->elts
[elt
].opcode
));
836 elt
= dump_subexp_body (exp
, stream
, elt
);
843 /* Dump the operands of prefix expression EXP whose opcode is at
844 position ELT onto STREAM. Returns the position of the next
845 subexpression in EXP. */
848 dump_subexp_body (struct expression
*exp
, struct ui_file
*stream
, int elt
)
850 return exp
->language_defn
->la_exp_desc
->dump_subexp_body (exp
, stream
, elt
);
853 /* Default value for subexp_body in exp_descriptor vector. */
856 dump_subexp_body_standard (struct expression
*exp
,
857 struct ui_file
*stream
, int elt
)
859 int opcode
= exp
->elts
[elt
++].opcode
;
865 case TERNOP_SLICE_COUNT
:
866 elt
= dump_subexp (exp
, stream
, elt
);
875 case BINOP_LOGICAL_AND
:
876 case BINOP_LOGICAL_OR
:
877 case BINOP_BITWISE_AND
:
878 case BINOP_BITWISE_IOR
:
879 case BINOP_BITWISE_XOR
:
889 case BINOP_SUBSCRIPT
:
894 case BINOP_ASSIGN_MODIFY
:
902 case STRUCTOP_MEMBER
:
904 elt
= dump_subexp (exp
, stream
, elt
);
906 case UNOP_LOGICAL_NOT
:
907 case UNOP_COMPLEMENT
:
910 case UNOP_PREINCREMENT
:
911 case UNOP_POSTINCREMENT
:
912 case UNOP_PREDECREMENT
:
913 case UNOP_POSTDECREMENT
:
932 elt
= dump_subexp (exp
, stream
, elt
);
935 fprintf_filtered (stream
, "Type @");
936 gdb_print_host_address (exp
->elts
[elt
].type
, stream
);
937 fprintf_filtered (stream
, " (");
938 type_print (exp
->elts
[elt
].type
, NULL
, stream
, 0);
939 fprintf_filtered (stream
, "), value %ld (0x%lx)",
940 (long) exp
->elts
[elt
+ 1].longconst
,
941 (long) exp
->elts
[elt
+ 1].longconst
);
945 fprintf_filtered (stream
, "Type @");
946 gdb_print_host_address (exp
->elts
[elt
].type
, stream
);
947 fprintf_filtered (stream
, " (");
948 type_print (exp
->elts
[elt
].type
, NULL
, stream
, 0);
949 fprintf_filtered (stream
, "), value %g",
950 (double) exp
->elts
[elt
+ 1].doubleconst
);
954 fprintf_filtered (stream
, "Block @");
955 gdb_print_host_address (exp
->elts
[elt
].block
, stream
);
956 fprintf_filtered (stream
, ", symbol @");
957 gdb_print_host_address (exp
->elts
[elt
+ 1].symbol
, stream
);
958 fprintf_filtered (stream
, " (%s)",
959 SYMBOL_PRINT_NAME (exp
->elts
[elt
+ 1].symbol
));
963 fprintf_filtered (stream
, "History element %ld",
964 (long) exp
->elts
[elt
].longconst
);
968 fprintf_filtered (stream
, "Register $%s", &exp
->elts
[elt
+ 1].string
);
969 elt
+= 3 + BYTES_TO_EXP_ELEM (exp
->elts
[elt
].longconst
+ 1);
972 fprintf_filtered (stream
, "Internal var @");
973 gdb_print_host_address (exp
->elts
[elt
].internalvar
, stream
);
974 fprintf_filtered (stream
, " (%s)",
975 exp
->elts
[elt
].internalvar
->name
);
982 nargs
= longest_to_int (exp
->elts
[elt
].longconst
);
984 fprintf_filtered (stream
, "Number of args: %d", nargs
);
987 for (i
= 1; i
<= nargs
+ 1; i
++)
988 elt
= dump_subexp (exp
, stream
, elt
);
996 lower
= longest_to_int (exp
->elts
[elt
].longconst
);
997 upper
= longest_to_int (exp
->elts
[elt
+ 1].longconst
);
999 fprintf_filtered (stream
, "Bounds [%d:%d]", lower
, upper
);
1002 for (i
= 1; i
<= upper
- lower
+ 1; i
++)
1003 elt
= dump_subexp (exp
, stream
, elt
);
1008 fprintf_filtered (stream
, "Type @");
1009 gdb_print_host_address (exp
->elts
[elt
].type
, stream
);
1010 fprintf_filtered (stream
, " (");
1011 type_print (exp
->elts
[elt
].type
, NULL
, stream
, 0);
1012 fprintf_filtered (stream
, ")");
1013 elt
= dump_subexp (exp
, stream
, elt
+ 2);
1015 case UNOP_MEMVAL_TLS
:
1016 fprintf_filtered (stream
, "TLS type @");
1017 gdb_print_host_address (exp
->elts
[elt
+ 1].type
, stream
);
1018 fprintf_filtered (stream
, " (__thread /* \"%s\" */ ",
1019 (exp
->elts
[elt
].objfile
== NULL
? "(null)"
1020 : exp
->elts
[elt
].objfile
->name
));
1021 type_print (exp
->elts
[elt
+ 1].type
, NULL
, stream
, 0);
1022 fprintf_filtered (stream
, ")");
1023 elt
= dump_subexp (exp
, stream
, elt
+ 3);
1026 fprintf_filtered (stream
, "Type @");
1027 gdb_print_host_address (exp
->elts
[elt
].type
, stream
);
1028 fprintf_filtered (stream
, " (");
1029 type_print (exp
->elts
[elt
].type
, NULL
, stream
, 0);
1030 fprintf_filtered (stream
, ")");
1033 case STRUCTOP_STRUCT
:
1039 len
= longest_to_int (exp
->elts
[elt
].longconst
);
1040 elem_name
= &exp
->elts
[elt
+ 1].string
;
1042 fprintf_filtered (stream
, "Element name: `%.*s'", len
, elem_name
);
1043 elt
= dump_subexp (exp
, stream
, elt
+ 3 + BYTES_TO_EXP_ELEM (len
+ 1));
1051 fprintf_filtered (stream
, "Type @");
1052 gdb_print_host_address (exp
->elts
[elt
].type
, stream
);
1053 fprintf_filtered (stream
, " (");
1054 type_print (exp
->elts
[elt
].type
, NULL
, stream
, 0);
1055 fprintf_filtered (stream
, ") ");
1057 len
= longest_to_int (exp
->elts
[elt
+ 1].longconst
);
1058 elem_name
= &exp
->elts
[elt
+ 2].string
;
1060 fprintf_filtered (stream
, "Field name: `%.*s'", len
, elem_name
);
1061 elt
+= 4 + BYTES_TO_EXP_ELEM (len
+ 1);
1066 case MULTI_SUBSCRIPT
:
1067 case OP_F77_UNDETERMINED_ARGLIST
:
1076 fprintf_filtered (stream
, "Unknown format");
1083 dump_prefix_expression (struct expression
*exp
, struct ui_file
*stream
)
1087 fprintf_filtered (stream
, "Dump of expression @ ");
1088 gdb_print_host_address (exp
, stream
);
1089 fputs_filtered (", after conversion to prefix form:\nExpression: `", stream
);
1090 if (exp
->elts
[0].opcode
!= OP_TYPE
)
1091 print_expression (exp
, stream
);
1093 fputs_filtered ("Type printing not yet supported....", stream
);
1094 fprintf_filtered (stream
, "'\n\tLanguage %s, %d elements, %ld bytes each.\n",
1095 exp
->language_defn
->la_name
, exp
->nelts
,
1096 (long) sizeof (union exp_element
));
1097 fputs_filtered ("\n", stream
);
1099 for (elt
= 0; elt
< exp
->nelts
;)
1100 elt
= dump_subexp (exp
, stream
, elt
);
1101 fputs_filtered ("\n", stream
);