diff options
Diffstat (limited to 'gdb/expprint.c')
| -rw-r--r-- | gdb/expprint.c | 985 |
1 files changed, 0 insertions, 985 deletions
diff --git a/gdb/expprint.c b/gdb/expprint.c deleted file mode 100644 index cb617113971..00000000000 --- a/gdb/expprint.c +++ /dev/null @@ -1,985 +0,0 @@ -/* Print in infix form a struct expression. - Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, - 1998, 1999, 2000 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "symtab.h" -#include "gdbtypes.h" -#include "expression.h" -#include "value.h" -#include "language.h" -#include "parser-defs.h" - -#ifdef HAVE_CTYPE_H -#include <ctype.h> -#endif - -/* Prototypes for local functions */ - -static void print_subexp (struct expression *, int *, struct ui_file *, - enum precedence); - -void -print_expression (struct expression *exp, struct ui_file *stream) -{ - int pc = 0; - print_subexp (exp, &pc, stream, PREC_NULL); -} - -/* Print the subexpression of EXP that starts in position POS, on STREAM. - PREC is the precedence of the surrounding operator; - if the precedence of the main operator of this subexpression is less, - parentheses are needed here. */ - -static void -print_subexp (register struct expression *exp, register int *pos, - struct ui_file *stream, enum precedence prec) -{ - register unsigned tem; - register const struct op_print *op_print_tab; - register int pc; - unsigned nargs; - register char *op_str; - int assign_modify = 0; - enum exp_opcode opcode; - enum precedence myprec = PREC_NULL; - /* Set to 1 for a right-associative operator. */ - int assoc = 0; - struct value *val; - char *tempstr = NULL; - - op_print_tab = exp->language_defn->la_op_print_tab; - pc = (*pos)++; - opcode = exp->elts[pc].opcode; - switch (opcode) - { - /* Common ops */ - - case OP_SCOPE: - myprec = PREC_PREFIX; - assoc = 0; - fputs_filtered (type_name_no_tag (exp->elts[pc + 1].type), stream); - fputs_filtered ("::", stream); - nargs = longest_to_int (exp->elts[pc + 2].longconst); - (*pos) += 4 + BYTES_TO_EXP_ELEM (nargs + 1); - fputs_filtered (&exp->elts[pc + 3].string, stream); - return; - - case OP_LONG: - (*pos) += 3; - value_print (value_from_longest (exp->elts[pc + 1].type, - exp->elts[pc + 2].longconst), - stream, 0, Val_no_prettyprint); - return; - - case OP_DOUBLE: - (*pos) += 3; - value_print (value_from_double (exp->elts[pc + 1].type, - exp->elts[pc + 2].doubleconst), - stream, 0, Val_no_prettyprint); - return; - - case OP_VAR_VALUE: - { - struct block *b; - (*pos) += 3; - b = exp->elts[pc + 1].block; - if (b != NULL - && BLOCK_FUNCTION (b) != NULL - && SYMBOL_SOURCE_NAME (BLOCK_FUNCTION (b)) != NULL) - { - fputs_filtered (SYMBOL_SOURCE_NAME (BLOCK_FUNCTION (b)), stream); - fputs_filtered ("::", stream); - } - fputs_filtered (SYMBOL_SOURCE_NAME (exp->elts[pc + 2].symbol), stream); - } - return; - - case OP_LAST: - (*pos) += 2; - fprintf_filtered (stream, "$%d", - longest_to_int (exp->elts[pc + 1].longconst)); - return; - - case OP_REGISTER: - (*pos) += 2; - fprintf_filtered (stream, "$%s", - REGISTER_NAME (longest_to_int (exp->elts[pc + 1].longconst))); - return; - - case OP_BOOL: - (*pos) += 2; - fprintf_filtered (stream, "%s", - longest_to_int (exp->elts[pc + 1].longconst) - ? "TRUE" : "FALSE"); - return; - - case OP_INTERNALVAR: - (*pos) += 2; - fprintf_filtered (stream, "$%s", - internalvar_name (exp->elts[pc + 1].internalvar)); - return; - - case OP_FUNCALL: - (*pos) += 2; - nargs = longest_to_int (exp->elts[pc + 1].longconst); - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered (" (", stream); - for (tem = 0; tem < nargs; tem++) - { - if (tem != 0) - fputs_filtered (", ", stream); - print_subexp (exp, pos, stream, PREC_ABOVE_COMMA); - } - fputs_filtered (")", stream); - return; - - case OP_NAME: - case OP_EXPRSTRING: - nargs = longest_to_int (exp->elts[pc + 1].longconst); - (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1); - fputs_filtered (&exp->elts[pc + 2].string, stream); - return; - - case OP_STRING: - nargs = longest_to_int (exp->elts[pc + 1].longconst); - (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1); - /* LA_PRINT_STRING will print using the current repeat count threshold. - If necessary, we can temporarily set it to zero, or pass it as an - additional parameter to LA_PRINT_STRING. -fnf */ - LA_PRINT_STRING (stream, &exp->elts[pc + 2].string, nargs, 1, 0); - return; - - case OP_BITSTRING: - nargs = longest_to_int (exp->elts[pc + 1].longconst); - (*pos) - += 3 + BYTES_TO_EXP_ELEM ((nargs + HOST_CHAR_BIT - 1) / HOST_CHAR_BIT); - fprintf_unfiltered (stream, "B'<unimplemented>'"); - return; - - case OP_ARRAY: - (*pos) += 3; - nargs = longest_to_int (exp->elts[pc + 2].longconst); - nargs -= longest_to_int (exp->elts[pc + 1].longconst); - nargs++; - tem = 0; - if (exp->elts[pc + 4].opcode == OP_LONG - && exp->elts[pc + 5].type == builtin_type_char - && exp->language_defn->la_language == language_c) - { - /* Attempt to print C character arrays using string syntax. - Walk through the args, picking up one character from each - of the OP_LONG expression elements. If any array element - does not match our expection of what we should find for - a simple string, revert back to array printing. Note that - the last expression element is an explicit null terminator - byte, which doesn't get printed. */ - tempstr = alloca (nargs); - pc += 4; - while (tem < nargs) - { - if (exp->elts[pc].opcode != OP_LONG - || exp->elts[pc + 1].type != builtin_type_char) - { - /* Not a simple array of char, use regular array printing. */ - tem = 0; - break; - } - else - { - tempstr[tem++] = - longest_to_int (exp->elts[pc + 2].longconst); - pc += 4; - } - } - } - if (tem > 0) - { - LA_PRINT_STRING (stream, tempstr, nargs - 1, 1, 0); - (*pos) = pc; - } - else - { - int is_chill = exp->language_defn->la_language == language_chill; - fputs_filtered (is_chill ? " [" : " {", stream); - for (tem = 0; tem < nargs; tem++) - { - if (tem != 0) - { - fputs_filtered (", ", stream); - } - print_subexp (exp, pos, stream, PREC_ABOVE_COMMA); - } - fputs_filtered (is_chill ? "]" : "}", stream); - } - return; - - case OP_LABELED: - tem = longest_to_int (exp->elts[pc + 1].longconst); - (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1); - - if (exp->language_defn->la_language == language_chill) - { - fputs_filtered (".", stream); - fputs_filtered (&exp->elts[pc + 2].string, stream); - fputs_filtered (exp->elts[*pos].opcode == OP_LABELED ? ", " - : ": ", - stream); - } - else - { - /* Gcc support both these syntaxes. Unsure which is preferred. */ -#if 1 - fputs_filtered (&exp->elts[pc + 2].string, stream); - fputs_filtered (": ", stream); -#else - fputs_filtered (".", stream); - fputs_filtered (&exp->elts[pc + 2].string, stream); - fputs_filtered ("=", stream); -#endif - } - print_subexp (exp, pos, stream, PREC_SUFFIX); - return; - - case TERNOP_COND: - if ((int) prec > (int) PREC_COMMA) - fputs_filtered ("(", stream); - /* Print the subexpressions, forcing parentheses - around any binary operations within them. - This is more parentheses than are strictly necessary, - but it looks clearer. */ - print_subexp (exp, pos, stream, PREC_HYPER); - fputs_filtered (" ? ", stream); - print_subexp (exp, pos, stream, PREC_HYPER); - fputs_filtered (" : ", stream); - print_subexp (exp, pos, stream, PREC_HYPER); - if ((int) prec > (int) PREC_COMMA) - fputs_filtered (")", stream); - return; - - case TERNOP_SLICE: - case TERNOP_SLICE_COUNT: - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered ("(", stream); - print_subexp (exp, pos, stream, PREC_ABOVE_COMMA); - fputs_filtered (opcode == TERNOP_SLICE ? " : " : " UP ", stream); - print_subexp (exp, pos, stream, PREC_ABOVE_COMMA); - fputs_filtered (")", stream); - return; - - case STRUCTOP_STRUCT: - tem = longest_to_int (exp->elts[pc + 1].longconst); - (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1); - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered (".", stream); - fputs_filtered (&exp->elts[pc + 2].string, stream); - return; - - /* Will not occur for Modula-2 */ - case STRUCTOP_PTR: - tem = longest_to_int (exp->elts[pc + 1].longconst); - (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1); - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered ("->", stream); - fputs_filtered (&exp->elts[pc + 2].string, stream); - return; - - case BINOP_SUBSCRIPT: - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered ("[", stream); - print_subexp (exp, pos, stream, PREC_ABOVE_COMMA); - fputs_filtered ("]", stream); - return; - - case UNOP_POSTINCREMENT: - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered ("++", stream); - return; - - case UNOP_POSTDECREMENT: - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered ("--", stream); - return; - - case UNOP_CAST: - (*pos) += 2; - if ((int) prec > (int) PREC_PREFIX) - fputs_filtered ("(", stream); - fputs_filtered ("(", stream); - type_print (exp->elts[pc + 1].type, "", stream, 0); - fputs_filtered (") ", stream); - print_subexp (exp, pos, stream, PREC_PREFIX); - if ((int) prec > (int) PREC_PREFIX) - fputs_filtered (")", stream); - return; - - case UNOP_MEMVAL: - (*pos) += 2; - if ((int) prec > (int) PREC_PREFIX) - fputs_filtered ("(", stream); - if (exp->elts[pc + 1].type->code == TYPE_CODE_FUNC && - exp->elts[pc + 3].opcode == OP_LONG) - { - /* We have a minimal symbol fn, probably. It's encoded - as a UNOP_MEMVAL (function-type) of an OP_LONG (int, address). - Swallow the OP_LONG (including both its opcodes); ignore - its type; print the value in the type of the MEMVAL. */ - (*pos) += 4; - val = value_at_lazy (exp->elts[pc + 1].type, - (CORE_ADDR) exp->elts[pc + 5].longconst, - NULL); - value_print (val, stream, 0, Val_no_prettyprint); - } - else - { - fputs_filtered ("{", stream); - type_print (exp->elts[pc + 1].type, "", stream, 0); - fputs_filtered ("} ", stream); - print_subexp (exp, pos, stream, PREC_PREFIX); - } - if ((int) prec > (int) PREC_PREFIX) - fputs_filtered (")", stream); - return; - - case BINOP_ASSIGN_MODIFY: - opcode = exp->elts[pc + 1].opcode; - (*pos) += 2; - myprec = PREC_ASSIGN; - assoc = 1; - assign_modify = 1; - op_str = "???"; - for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++) - if (op_print_tab[tem].opcode == opcode) - { - op_str = op_print_tab[tem].string; - break; - } - if (op_print_tab[tem].opcode != opcode) - /* Not found; don't try to keep going because we don't know how - to interpret further elements. */ - error ("Invalid expression"); - break; - - /* C++ ops */ - - case OP_THIS: - ++(*pos); - fputs_filtered ("this", stream); - return; - - /* Modula-2 ops */ - - case MULTI_SUBSCRIPT: - (*pos) += 2; - nargs = longest_to_int (exp->elts[pc + 1].longconst); - print_subexp (exp, pos, stream, PREC_SUFFIX); - fprintf_unfiltered (stream, " ["); - for (tem = 0; tem < nargs; tem++) - { - if (tem != 0) - fprintf_unfiltered (stream, ", "); - print_subexp (exp, pos, stream, PREC_ABOVE_COMMA); - } - fprintf_unfiltered (stream, "]"); - return; - - case BINOP_VAL: - (*pos) += 2; - fprintf_unfiltered (stream, "VAL("); - type_print (exp->elts[pc + 1].type, "", stream, 0); - fprintf_unfiltered (stream, ","); - print_subexp (exp, pos, stream, PREC_PREFIX); - fprintf_unfiltered (stream, ")"); - return; - - case BINOP_INCL: - case BINOP_EXCL: - error ("print_subexp: Not implemented."); - - /* Default ops */ - - default: - op_str = "???"; - for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++) - if (op_print_tab[tem].opcode == opcode) - { - op_str = op_print_tab[tem].string; - myprec = op_print_tab[tem].precedence; - assoc = op_print_tab[tem].right_assoc; - break; - } - if (op_print_tab[tem].opcode != opcode) - /* Not found; don't try to keep going because we don't know how - to interpret further elements. For example, this happens - if opcode is OP_TYPE. */ - error ("Invalid expression"); - } - - /* Note that PREC_BUILTIN will always emit parentheses. */ - if ((int) myprec < (int) prec) - fputs_filtered ("(", stream); - if ((int) opcode > (int) BINOP_END) - { - if (assoc) - { - /* Unary postfix operator. */ - print_subexp (exp, pos, stream, PREC_SUFFIX); - fputs_filtered (op_str, stream); - } - else - { - /* Unary prefix operator. */ - fputs_filtered (op_str, stream); - if (myprec == PREC_BUILTIN_FUNCTION) - fputs_filtered ("(", stream); - print_subexp (exp, pos, stream, PREC_PREFIX); - if (myprec == PREC_BUILTIN_FUNCTION) - fputs_filtered (")", stream); - } - } - else - { - /* Binary operator. */ - /* Print left operand. - If operator is right-associative, - increment precedence for this operand. */ - print_subexp (exp, pos, stream, - (enum precedence) ((int) myprec + assoc)); - /* Print the operator itself. */ - if (assign_modify) - fprintf_filtered (stream, " %s= ", op_str); - else if (op_str[0] == ',') - fprintf_filtered (stream, "%s ", op_str); - else - fprintf_filtered (stream, " %s ", op_str); - /* Print right operand. - If operator is left-associative, - increment precedence for this operand. */ - print_subexp (exp, pos, stream, - (enum precedence) ((int) myprec + !assoc)); - } - - if ((int) myprec < (int) prec) - fputs_filtered (")", stream); -} - -/* Return the operator corresponding to opcode OP as - a string. NULL indicates that the opcode was not found in the - current language table. */ -char * -op_string (enum exp_opcode op) -{ - int tem; - register const struct op_print *op_print_tab; - - op_print_tab = current_language->la_op_print_tab; - for (tem = 0; op_print_tab[tem].opcode != OP_NULL; tem++) - if (op_print_tab[tem].opcode == op) - return op_print_tab[tem].string; - return NULL; -} - -/* Support for dumping the raw data from expressions in a human readable - form. */ - -static char *op_name (int opcode); - -static char * -op_name (int opcode) -{ - switch (opcode) - { - default: - { - static char buf[30]; - - sprintf (buf, "<unknown %d>", opcode); - return buf; - } - case OP_NULL: - return "OP_NULL"; - case BINOP_ADD: - return "BINOP_ADD"; - case BINOP_SUB: - return "BINOP_SUB"; - case BINOP_MUL: - return "BINOP_MUL"; - case BINOP_DIV: - return "BINOP_DIV"; - case BINOP_REM: - return "BINOP_REM"; - case BINOP_MOD: - return "BINOP_MOD"; - case BINOP_LSH: - return "BINOP_LSH"; - case BINOP_RSH: - return "BINOP_RSH"; - case BINOP_LOGICAL_AND: - return "BINOP_LOGICAL_AND"; - case BINOP_LOGICAL_OR: - return "BINOP_LOGICAL_OR"; - case BINOP_BITWISE_AND: - return "BINOP_BITWISE_AND"; - case BINOP_BITWISE_IOR: - return "BINOP_BITWISE_IOR"; - case BINOP_BITWISE_XOR: - return "BINOP_BITWISE_XOR"; - case BINOP_EQUAL: - return "BINOP_EQUAL"; - case BINOP_NOTEQUAL: - return "BINOP_NOTEQUAL"; - case BINOP_LESS: - return "BINOP_LESS"; - case BINOP_GTR: - return "BINOP_GTR"; - case BINOP_LEQ: - return "BINOP_LEQ"; - case BINOP_GEQ: - return "BINOP_GEQ"; - case BINOP_REPEAT: - return "BINOP_REPEAT"; - case BINOP_ASSIGN: - return "BINOP_ASSIGN"; - case BINOP_COMMA: - return "BINOP_COMMA"; - case BINOP_SUBSCRIPT: - return "BINOP_SUBSCRIPT"; - case MULTI_SUBSCRIPT: - return "MULTI_SUBSCRIPT"; - case BINOP_EXP: - return "BINOP_EXP"; - case BINOP_MIN: - return "BINOP_MIN"; - case BINOP_MAX: - return "BINOP_MAX"; - case STRUCTOP_MEMBER: - return "STRUCTOP_MEMBER"; - case STRUCTOP_MPTR: - return "STRUCTOP_MPTR"; - case BINOP_INTDIV: - return "BINOP_INTDIV"; - case BINOP_ASSIGN_MODIFY: - return "BINOP_ASSIGN_MODIFY"; - case BINOP_VAL: - return "BINOP_VAL"; - case BINOP_INCL: - return "BINOP_INCL"; - case BINOP_EXCL: - return "BINOP_EXCL"; - case BINOP_CONCAT: - return "BINOP_CONCAT"; - case BINOP_RANGE: - return "BINOP_RANGE"; - case BINOP_END: - return "BINOP_END"; - case TERNOP_COND: - return "TERNOP_COND"; - case TERNOP_SLICE: - return "TERNOP_SLICE"; - case TERNOP_SLICE_COUNT: - return "TERNOP_SLICE_COUNT"; - case OP_LONG: - return "OP_LONG"; - case OP_DOUBLE: - return "OP_DOUBLE"; - case OP_VAR_VALUE: - return "OP_VAR_VALUE"; - case OP_LAST: - return "OP_LAST"; - case OP_REGISTER: - return "OP_REGISTER"; - case OP_INTERNALVAR: - return "OP_INTERNALVAR"; - case OP_FUNCALL: - return "OP_FUNCALL"; - case OP_STRING: - return "OP_STRING"; - case OP_BITSTRING: - return "OP_BITSTRING"; - case OP_ARRAY: - return "OP_ARRAY"; - case UNOP_CAST: - return "UNOP_CAST"; - case UNOP_MEMVAL: - return "UNOP_MEMVAL"; - case UNOP_NEG: - return "UNOP_NEG"; - case UNOP_LOGICAL_NOT: - return "UNOP_LOGICAL_NOT"; - case UNOP_COMPLEMENT: - return "UNOP_COMPLEMENT"; - case UNOP_IND: - return "UNOP_IND"; - case UNOP_ADDR: - return "UNOP_ADDR"; - case UNOP_PREINCREMENT: - return "UNOP_PREINCREMENT"; - case UNOP_POSTINCREMENT: - return "UNOP_POSTINCREMENT"; - case UNOP_PREDECREMENT: - return "UNOP_PREDECREMENT"; - case UNOP_POSTDECREMENT: - return "UNOP_POSTDECREMENT"; - case UNOP_SIZEOF: - return "UNOP_SIZEOF"; - case UNOP_LOWER: - return "UNOP_LOWER"; - case UNOP_UPPER: - return "UNOP_UPPER"; - case UNOP_LENGTH: - return "UNOP_LENGTH"; - case UNOP_PLUS: - return "UNOP_PLUS"; - case UNOP_CAP: - return "UNOP_CAP"; - case UNOP_CHR: - return "UNOP_CHR"; - case UNOP_ORD: - return "UNOP_ORD"; - case UNOP_ABS: - return "UNOP_ABS"; - case UNOP_FLOAT: - return "UNOP_FLOAT"; - case UNOP_HIGH: - return "UNOP_HIGH"; - case UNOP_MAX: - return "UNOP_MAX"; - case UNOP_MIN: - return "UNOP_MIN"; - case UNOP_ODD: - return "UNOP_ODD"; - case UNOP_TRUNC: - return "UNOP_TRUNC"; - case OP_BOOL: - return "OP_BOOL"; - case OP_M2_STRING: - return "OP_M2_STRING"; - case STRUCTOP_STRUCT: - return "STRUCTOP_STRUCT"; - case STRUCTOP_PTR: - return "STRUCTOP_PTR"; - case OP_THIS: - return "OP_THIS"; - case OP_SCOPE: - return "OP_SCOPE"; - case OP_TYPE: - return "OP_TYPE"; - case OP_LABELED: - return "OP_LABELED"; - } -} - -void -dump_prefix_expression (struct expression *exp, struct ui_file *stream, - char *note) -{ - int elt; - char *opcode_name; - char *eltscan; - int eltsize; - - fprintf_filtered (stream, "Dump of expression @ "); - gdb_print_host_address (exp, stream); - fprintf_filtered (stream, ", %s:\nExpression: `", note); - if (exp->elts[0].opcode != OP_TYPE) - print_expression (exp, stream); - else - fprintf_filtered (stream, "Type printing not yet supported...."); - fprintf_filtered (stream, "'\n\tLanguage %s, %d elements, %ld bytes each.\n", - exp->language_defn->la_name, exp->nelts, - (long) sizeof (union exp_element)); - fprintf_filtered (stream, "\t%5s %20s %16s %s\n", "Index", "Opcode", - "Hex Value", "String Value"); - for (elt = 0; elt < exp->nelts; elt++) - { - fprintf_filtered (stream, "\t%5d ", elt); - opcode_name = op_name (exp->elts[elt].opcode); - - fprintf_filtered (stream, "%20s ", opcode_name); - print_longest (stream, 'd', 0, exp->elts[elt].longconst); - fprintf_filtered (stream, " "); - - for (eltscan = (char *) &exp->elts[elt], - eltsize = sizeof (union exp_element); - eltsize-- > 0; - eltscan++) - { - fprintf_filtered (stream, "%c", - isprint (*eltscan) ? (*eltscan & 0xFF) : '.'); - } - fprintf_filtered (stream, "\n"); - } -} - -static int dump_subexp (struct expression *exp, struct ui_file *stream, - int elt); - -static int -dump_subexp (struct expression *exp, struct ui_file *stream, int elt) -{ - static int indent = 0; - int i; - - fprintf_filtered (stream, "\n"); - fprintf_filtered (stream, "\t%5d ", elt); - - for (i = 1; i <= indent; i++) - fprintf_filtered (stream, " "); - indent += 2; - - fprintf_filtered (stream, "%-20s ", op_name (exp->elts[elt].opcode)); - - switch (exp->elts[elt++].opcode) - { - case TERNOP_COND: - case TERNOP_SLICE: - case TERNOP_SLICE_COUNT: - elt = dump_subexp (exp, stream, elt); - case BINOP_ADD: - case BINOP_SUB: - case BINOP_MUL: - case BINOP_DIV: - case BINOP_REM: - case BINOP_MOD: - case BINOP_LSH: - case BINOP_RSH: - case BINOP_LOGICAL_AND: - case BINOP_LOGICAL_OR: - case BINOP_BITWISE_AND: - case BINOP_BITWISE_IOR: - case BINOP_BITWISE_XOR: - case BINOP_EQUAL: - case BINOP_NOTEQUAL: - case BINOP_LESS: - case BINOP_GTR: - case BINOP_LEQ: - case BINOP_GEQ: - case BINOP_REPEAT: - case BINOP_ASSIGN: - case BINOP_COMMA: - case BINOP_SUBSCRIPT: - case BINOP_EXP: - case BINOP_MIN: - case BINOP_MAX: - case BINOP_INTDIV: - case BINOP_ASSIGN_MODIFY: - case BINOP_VAL: - case BINOP_INCL: - case BINOP_EXCL: - case BINOP_CONCAT: - case BINOP_IN: - case BINOP_RANGE: - case BINOP_END: - elt = dump_subexp (exp, stream, elt); - case UNOP_NEG: - case UNOP_LOGICAL_NOT: - case UNOP_COMPLEMENT: - case UNOP_IND: - case UNOP_ADDR: - case UNOP_PREINCREMENT: - case UNOP_POSTINCREMENT: - case UNOP_PREDECREMENT: - case UNOP_POSTDECREMENT: - case UNOP_SIZEOF: - case UNOP_PLUS: - case UNOP_CAP: - case UNOP_CHR: - case UNOP_ORD: - case UNOP_ABS: - case UNOP_FLOAT: - case UNOP_HIGH: - case UNOP_MAX: - case UNOP_MIN: - case UNOP_ODD: - case UNOP_TRUNC: - case UNOP_LOWER: - case UNOP_UPPER: - case UNOP_LENGTH: - case UNOP_CARD: - case UNOP_CHMAX: - case UNOP_CHMIN: - elt = dump_subexp (exp, stream, elt); - break; - case OP_LONG: - fprintf_filtered (stream, "Type @"); - gdb_print_host_address (exp->elts[elt].type, stream); - fprintf_filtered (stream, " ("); - type_print (exp->elts[elt].type, NULL, stream, 0); - fprintf_filtered (stream, "), value %ld (0x%lx)", - (long) exp->elts[elt + 1].longconst, - (long) exp->elts[elt + 1].longconst); - elt += 3; - break; - case OP_DOUBLE: - fprintf_filtered (stream, "Type @"); - gdb_print_host_address (exp->elts[elt].type, stream); - fprintf_filtered (stream, " ("); - type_print (exp->elts[elt].type, NULL, stream, 0); - fprintf_filtered (stream, "), value %g", - (double) exp->elts[elt + 1].doubleconst); - elt += 3; - break; - case OP_VAR_VALUE: - fprintf_filtered (stream, "Block @"); - gdb_print_host_address (exp->elts[elt].block, stream); - fprintf_filtered (stream, ", symbol @"); - gdb_print_host_address (exp->elts[elt + 1].symbol, stream); - fprintf_filtered (stream, " (%s)", - SYMBOL_NAME (exp->elts[elt + 1].symbol)); - elt += 3; - break; - case OP_LAST: - fprintf_filtered (stream, "History element %ld", - (long) exp->elts[elt].longconst); - elt += 2; - break; - case OP_REGISTER: - fprintf_filtered (stream, "Register %ld", - (long) exp->elts[elt].longconst); - elt += 2; - break; - case OP_INTERNALVAR: - fprintf_filtered (stream, "Internal var @"); - gdb_print_host_address (exp->elts[elt].internalvar, stream); - fprintf_filtered (stream, " (%s)", - exp->elts[elt].internalvar->name); - elt += 2; - break; - case OP_FUNCALL: - { - int nargs; - - nargs = longest_to_int (exp->elts[elt].longconst); - - fprintf_filtered (stream, "Number of args: %d", nargs); - elt += 2; - - for (i = 1; i <= nargs + 1; i++) - elt = dump_subexp (exp, stream, elt); - } - break; - case OP_ARRAY: - { - int lower, upper; - int i; - - lower = longest_to_int (exp->elts[elt].longconst); - upper = longest_to_int (exp->elts[elt + 1].longconst); - - fprintf_filtered (stream, "Bounds [%d:%d]", lower, upper); - elt += 3; - - for (i = 1; i <= upper - lower + 1; i++) - elt = dump_subexp (exp, stream, elt); - } - break; - case UNOP_MEMVAL: - case UNOP_CAST: - fprintf_filtered (stream, "Type @"); - gdb_print_host_address (exp->elts[elt].type, stream); - fprintf_filtered (stream, " ("); - type_print (exp->elts[elt].type, NULL, stream, 0); - fprintf_filtered (stream, ")"); - elt = dump_subexp (exp, stream, elt + 2); - break; - case OP_TYPE: - fprintf_filtered (stream, "Type @"); - gdb_print_host_address (exp->elts[elt].type, stream); - fprintf_filtered (stream, " ("); - type_print (exp->elts[elt].type, NULL, stream, 0); - fprintf_filtered (stream, ")"); - elt += 2; - break; - case STRUCTOP_STRUCT: - case STRUCTOP_PTR: - { - char *elem_name; - int len; - - len = longest_to_int (exp->elts[elt].longconst); - elem_name = &exp->elts[elt + 1].string; - - fprintf_filtered (stream, "Element name: `%.*s'", len, elem_name); - elt = dump_subexp (exp, stream, elt + 3 + BYTES_TO_EXP_ELEM (len + 1)); - } - break; - case OP_SCOPE: - { - char *elem_name; - int len; - - fprintf_filtered (stream, "Type @"); - gdb_print_host_address (exp->elts[elt].type, stream); - fprintf_filtered (stream, " ("); - type_print (exp->elts[elt].type, NULL, stream, 0); - fprintf_filtered (stream, ") "); - - len = longest_to_int (exp->elts[elt + 1].longconst); - elem_name = &exp->elts[elt + 2].string; - - fprintf_filtered (stream, "Field name: `%.*s'", len, elem_name); - elt += 4 + BYTES_TO_EXP_ELEM (len + 1); - } - break; - default: - case OP_NULL: - case STRUCTOP_MEMBER: - case STRUCTOP_MPTR: - case MULTI_SUBSCRIPT: - case OP_F77_UNDETERMINED_ARGLIST: - case OP_COMPLEX: - case OP_STRING: - case OP_BITSTRING: - case OP_BOOL: - case OP_M2_STRING: - case OP_THIS: - case OP_LABELED: - case OP_NAME: - case OP_EXPRSTRING: - fprintf_filtered (stream, "Unknown format"); - } - - indent -= 2; - - return elt; -} - -void -dump_postfix_expression (struct expression *exp, struct ui_file *stream, - char *note) -{ - int elt; - - fprintf_filtered (stream, "Dump of expression @ "); - gdb_print_host_address (exp, stream); - fprintf_filtered (stream, ", %s:\nExpression: `", note); - if (exp->elts[0].opcode != OP_TYPE) - print_expression (exp, stream); - else - fputs_filtered ("Type printing not yet supported....", stream); - fprintf_filtered (stream, "'\n\tLanguage %s, %d elements, %ld bytes each.\n", - exp->language_defn->la_name, exp->nelts, - (long) sizeof (union exp_element)); - fputs_filtered ("\n", stream); - - for (elt = 0; elt < exp->nelts;) - elt = dump_subexp (exp, stream, elt); - fputs_filtered ("\n", stream); -} |