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-rw-r--r--contrib/gdb/gdb/expprint.c485
1 files changed, 377 insertions, 108 deletions
diff --git a/contrib/gdb/gdb/expprint.c b/contrib/gdb/gdb/expprint.c
index b44ada2..939919a 100644
--- a/contrib/gdb/gdb/expprint.c
+++ b/contrib/gdb/gdb/expprint.c
@@ -25,6 +25,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "language.h"
#include "parser-defs.h"
+#ifdef HAVE_CTYPE_H
+#include <ctype.h>
+#endif
+
/* Prototypes for local functions */
static void
@@ -120,7 +124,7 @@ print_subexp (exp, pos, stream, prec)
case OP_REGISTER:
(*pos) += 2;
fprintf_filtered (stream, "$%s",
- reg_names[longest_to_int (exp->elts[pc + 1].longconst)]);
+ REGISTER_NAME (longest_to_int (exp->elts[pc + 1].longconst)));
return;
case OP_BOOL:
@@ -163,14 +167,14 @@ print_subexp (exp, pos, stream, prec)
/* 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, 0);
+ 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 (stream, "B'<unimplemented>'");
+ fprintf_unfiltered (stream, "B'<unimplemented>'");
return;
case OP_ARRAY:
@@ -211,7 +215,7 @@ print_subexp (exp, pos, stream, prec)
}
if (tem > 0)
{
- LA_PRINT_STRING (stream, tempstr, nargs - 1, 0);
+ LA_PRINT_STRING (stream, tempstr, nargs - 1, 1, 0);
(*pos) = pc;
}
else
@@ -300,7 +304,6 @@ print_subexp (exp, pos, stream, prec)
fputs_filtered (&exp->elts[pc + 2].string, stream);
return;
-
case BINOP_SUBSCRIPT:
print_subexp (exp, pos, stream, PREC_SUFFIX);
fputs_filtered ("[", stream);
@@ -342,7 +345,8 @@ print_subexp (exp, pos, stream, prec)
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);
+ (CORE_ADDR) exp->elts[pc + 5].longconst,
+ NULL);
value_print (val, stream, 0, Val_no_prettyprint);
} else {
fputs_filtered ("{", stream);
@@ -493,13 +497,117 @@ op_string(op)
return NULL;
}
-#ifdef DEBUG_EXPRESSIONS
+#ifdef MAINTENANCE_CMDS
/* Support for dumping the raw data from expressions in a human readable
form. */
+static char * op_name PARAMS ((int opcode));
+
+static char *
+op_name (opcode)
+ 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 BINOP_SCOPE: return "BINOP_SCOPE";
+ 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_expression (exp, stream, note)
+dump_prefix_expression (exp, stream, note)
struct expression *exp;
GDB_FILE *stream;
char *note;
@@ -511,8 +619,12 @@ dump_expression (exp, stream, note)
fprintf_filtered (stream, "Dump of expression @ ");
gdb_print_address (exp, stream);
- fprintf_filtered (stream, ", %s:\n", note);
- fprintf_filtered (stream, "\tLanguage %s, %d elements, %d bytes each.\n",
+ 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, %d bytes each.\n",
exp->language_defn->la_name, exp -> nelts,
sizeof (union exp_element));
fprintf_filtered (stream, "\t%5s %20s %16s %s\n", "Index", "Opcode",
@@ -520,104 +632,11 @@ dump_expression (exp, stream, note)
for (elt = 0; elt < exp -> nelts; elt++)
{
fprintf_filtered (stream, "\t%5d ", elt);
- switch (exp -> elts[elt].opcode)
- {
- default: opcode_name = "<unknown>"; break;
- case OP_NULL: opcode_name = "OP_NULL"; break;
- case BINOP_ADD: opcode_name = "BINOP_ADD"; break;
- case BINOP_SUB: opcode_name = "BINOP_SUB"; break;
- case BINOP_MUL: opcode_name = "BINOP_MUL"; break;
- case BINOP_DIV: opcode_name = "BINOP_DIV"; break;
- case BINOP_REM: opcode_name = "BINOP_REM"; break;
- case BINOP_MOD: opcode_name = "BINOP_MOD"; break;
- case BINOP_LSH: opcode_name = "BINOP_LSH"; break;
- case BINOP_RSH: opcode_name = "BINOP_RSH"; break;
- case BINOP_LOGICAL_AND: opcode_name = "BINOP_LOGICAL_AND"; break;
- case BINOP_LOGICAL_OR: opcode_name = "BINOP_LOGICAL_OR"; break;
- case BINOP_BITWISE_AND: opcode_name = "BINOP_BITWISE_AND"; break;
- case BINOP_BITWISE_IOR: opcode_name = "BINOP_BITWISE_IOR"; break;
- case BINOP_BITWISE_XOR: opcode_name = "BINOP_BITWISE_XOR"; break;
- case BINOP_EQUAL: opcode_name = "BINOP_EQUAL"; break;
- case BINOP_NOTEQUAL: opcode_name = "BINOP_NOTEQUAL"; break;
- case BINOP_LESS: opcode_name = "BINOP_LESS"; break;
- case BINOP_GTR: opcode_name = "BINOP_GTR"; break;
- case BINOP_LEQ: opcode_name = "BINOP_LEQ"; break;
- case BINOP_GEQ: opcode_name = "BINOP_GEQ"; break;
- case BINOP_REPEAT: opcode_name = "BINOP_REPEAT"; break;
- case BINOP_ASSIGN: opcode_name = "BINOP_ASSIGN"; break;
- case BINOP_COMMA: opcode_name = "BINOP_COMMA"; break;
- case BINOP_SUBSCRIPT: opcode_name = "BINOP_SUBSCRIPT"; break;
- case MULTI_SUBSCRIPT: opcode_name = "MULTI_SUBSCRIPT"; break;
- case BINOP_EXP: opcode_name = "BINOP_EXP"; break;
- case BINOP_MIN: opcode_name = "BINOP_MIN"; break;
- case BINOP_MAX: opcode_name = "BINOP_MAX"; break;
- case BINOP_SCOPE: opcode_name = "BINOP_SCOPE"; break;
- case STRUCTOP_MEMBER: opcode_name = "STRUCTOP_MEMBER"; break;
- case STRUCTOP_MPTR: opcode_name = "STRUCTOP_MPTR"; break;
- case BINOP_INTDIV: opcode_name = "BINOP_INTDIV"; break;
- case BINOP_ASSIGN_MODIFY: opcode_name = "BINOP_ASSIGN_MODIFY"; break;
- case BINOP_VAL: opcode_name = "BINOP_VAL"; break;
- case BINOP_INCL: opcode_name = "BINOP_INCL"; break;
- case BINOP_EXCL: opcode_name = "BINOP_EXCL"; break;
- case BINOP_CONCAT: opcode_name = "BINOP_CONCAT"; break;
- case BINOP_RANGE: opcode_name = "BINOP_RANGE"; break;
- case BINOP_END: opcode_name = "BINOP_END"; break;
- case TERNOP_COND: opcode_name = "TERNOP_COND"; break;
- case TERNOP_SLICE: opcode_name = "TERNOP_SLICE"; break;
- case TERNOP_SLICE_COUNT: opcode_name = "TERNOP_SLICE_COUNT"; break;
- case OP_LONG: opcode_name = "OP_LONG"; break;
- case OP_DOUBLE: opcode_name = "OP_DOUBLE"; break;
- case OP_VAR_VALUE: opcode_name = "OP_VAR_VALUE"; break;
- case OP_LAST: opcode_name = "OP_LAST"; break;
- case OP_REGISTER: opcode_name = "OP_REGISTER"; break;
- case OP_INTERNALVAR: opcode_name = "OP_INTERNALVAR"; break;
- case OP_FUNCALL: opcode_name = "OP_FUNCALL"; break;
- case OP_STRING: opcode_name = "OP_STRING"; break;
- case OP_BITSTRING: opcode_name = "OP_BITSTRING"; break;
- case OP_ARRAY: opcode_name = "OP_ARRAY"; break;
- case UNOP_CAST: opcode_name = "UNOP_CAST"; break;
- case UNOP_MEMVAL: opcode_name = "UNOP_MEMVAL"; break;
- case UNOP_NEG: opcode_name = "UNOP_NEG"; break;
- case UNOP_LOGICAL_NOT: opcode_name = "UNOP_LOGICAL_NOT"; break;
- case UNOP_COMPLEMENT: opcode_name = "UNOP_COMPLEMENT"; break;
- case UNOP_IND: opcode_name = "UNOP_IND"; break;
- case UNOP_ADDR: opcode_name = "UNOP_ADDR"; break;
- case UNOP_PREINCREMENT: opcode_name = "UNOP_PREINCREMENT"; break;
- case UNOP_POSTINCREMENT: opcode_name = "UNOP_POSTINCREMENT"; break;
- case UNOP_PREDECREMENT: opcode_name = "UNOP_PREDECREMENT"; break;
- case UNOP_POSTDECREMENT: opcode_name = "UNOP_POSTDECREMENT"; break;
- case UNOP_SIZEOF: opcode_name = "UNOP_SIZEOF"; break;
- case UNOP_LOWER: opcode_name = "UNOP_LOWER"; break;
- case UNOP_UPPER: opcode_name = "UNOP_UPPER"; break;
- case UNOP_LENGTH: opcode_name = "UNOP_LENGTH"; break;
- case UNOP_PLUS: opcode_name = "UNOP_PLUS"; break;
- case UNOP_CAP: opcode_name = "UNOP_CAP"; break;
- case UNOP_CHR: opcode_name = "UNOP_CHR"; break;
- case UNOP_ORD: opcode_name = "UNOP_ORD"; break;
- case UNOP_ABS: opcode_name = "UNOP_ABS"; break;
- case UNOP_FLOAT: opcode_name = "UNOP_FLOAT"; break;
- case UNOP_HIGH: opcode_name = "UNOP_HIGH"; break;
- case UNOP_MAX: opcode_name = "UNOP_MAX"; break;
- case UNOP_MIN: opcode_name = "UNOP_MIN"; break;
- case UNOP_ODD: opcode_name = "UNOP_ODD"; break;
- case UNOP_TRUNC: opcode_name = "UNOP_TRUNC"; break;
- case OP_BOOL: opcode_name = "OP_BOOL"; break;
- case OP_M2_STRING: opcode_name = "OP_M2_STRING"; break;
- case STRUCTOP_STRUCT: opcode_name = "STRUCTOP_STRUCT"; break;
- case STRUCTOP_PTR: opcode_name = "STRUCTOP_PTR"; break;
- case OP_THIS: opcode_name = "OP_THIS"; break;
- case OP_SCOPE: opcode_name = "OP_SCOPE"; break;
- case OP_TYPE: opcode_name = "OP_TYPE"; break;
- case OP_LABELED: opcode_name = "OP_LABELED"; break;
- }
+ opcode_name = op_name (exp -> elts[elt].opcode);
+
fprintf_filtered (stream, "%20s ", opcode_name);
- fprintf_filtered (stream,
-#if defined (PRINTF_HAS_LONG_LONG)
- "%ll16x ",
-#else
- "%l16x ",
-#endif
- exp -> elts[elt].longconst);
+ print_longest (stream, 'd', 0, exp -> elts[elt].longconst);
+ fprintf_filtered (stream, " ");
for (eltscan = (char *) &exp->elts[elt],
eltsize = sizeof (union exp_element) ;
@@ -631,4 +650,254 @@ dump_expression (exp, stream, note)
}
}
-#endif /* DEBUG_EXPRESSIONS */
+static int dump_subexp PARAMS ((struct expression *exp, GDB_FILE *stream, int elt));
+
+static int
+dump_subexp (exp, stream, elt)
+ struct expression *exp;
+ GDB_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_SCOPE:
+ 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 @0x%x (", exp->elts[elt].type);
+ 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 @0x%x (", exp->elts[elt].type);
+ 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 @0x%x, symbol @0x%x (%s)",
+ exp->elts[elt].block,
+ exp->elts[elt+1].symbol,
+ 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 @0x%x (%s)",
+ exp->elts[elt].internalvar,
+ 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 @0x%x (",
+ exp->elts[elt].type);
+ 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 @0x%x (",
+ exp->elts[elt].type);
+ 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 @0x%x (", exp->elts[elt].type);
+ 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 (exp, stream, note)
+ struct expression *exp;
+ GDB_FILE *stream;
+ char *note;
+{
+ int elt;
+
+ fprintf_filtered (stream, "Dump of expression @ ");
+ gdb_print_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, %d bytes each.\n",
+ exp->language_defn->la_name, exp -> nelts,
+ sizeof (union exp_element));
+ fputs_filtered ("\n", stream);
+
+ for (elt = 0; elt < exp -> nelts;)
+ elt = dump_subexp (exp, stream, elt);
+ fputs_filtered ("\n", stream);
+}
+
+#endif /* MAINTENANCE_CMDS */
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