/* YACC grammar for Modula-2 expressions, for GDB.
- Copyright (C) 1986, 1989, 1990, 1991 Free Software Foundation, Inc.
+ Copyright (C) 1986, 1989, 1990, 1991, 1993, 1994
+ Free Software Foundation, Inc.
Generated from expread.y (now c-exp.y) and contributed by the Department
of Computer Science at the State University of New York at Buffalo, 1991.
%{
#include "defs.h"
+#include <string.h>
#include "expression.h"
#include "language.h"
#include "value.h"
#include "parser-defs.h"
#include "m2-lang.h"
+#include "bfd.h" /* Required by objfiles.h. */
+#include "symfile.h" /* Required by objfiles.h. */
+#include "objfiles.h" /* For have_full_symbols and have_partial_symbols */
/* Remap normal yacc parser interface names (yyparse, yylex, yyerror, etc),
as well as gratuitiously global symbol names, so we can have multiple
NULL);
if (sym)
{
- switch (sym->class)
+ if (symbol_read_needs_frame (sym))
{
- case LOC_REGISTER:
- case LOC_ARG:
- case LOC_LOCAL:
- case LOC_REF_ARG:
- case LOC_REGPARM:
- case LOC_LOCAL_ARG:
if (innermost_block == 0 ||
- contained_in (block_found,
+ contained_in (block_found,
innermost_block))
innermost_block = block_found;
- break;
-
- case LOC_UNDEF:
- case LOC_CONST:
- case LOC_STATIC:
- case LOC_TYPEDEF:
- case LOC_LABEL: /* maybe should go above? */
- case LOC_BLOCK:
- case LOC_CONST_BYTES:
- case LOC_OPTIMIZED_OUT:
- /* These are listed so gcc -Wall will reveal
- un-handled cases. */
- break;
}
+
write_exp_elt_opcode (OP_VAR_VALUE);
/* We want to use the selected frame, not
another more inner frame which happens to
struct minimal_symbol *msymbol;
register char *arg = copy_name ($1);
- msymbol = lookup_minimal_symbol (arg,
- (struct objfile *) NULL);
+ msymbol = lookup_minimal_symbol (arg, NULL);
if (msymbol != NULL)
{
- write_exp_elt_opcode (OP_LONG);
- write_exp_elt_type (builtin_type_int);
- write_exp_elt_longcst ((LONGEST) SYMBOL_VALUE_ADDRESS (msymbol));
- write_exp_elt_opcode (OP_LONG);
- write_exp_elt_opcode (UNOP_MEMVAL);
- if (msymbol -> type == mst_data ||
- msymbol -> type == mst_bss)
- write_exp_elt_type (builtin_type_int);
- else if (msymbol -> type == mst_text)
- write_exp_elt_type (lookup_function_type (builtin_type_int));
- else
- write_exp_elt_type (builtin_type_char);
- write_exp_elt_opcode (UNOP_MEMVAL);
+ write_exp_msymbol
+ (msymbol,
+ lookup_function_type (builtin_type_int),
+ builtin_type_int);
}
else if (!have_full_symbols () && !have_partial_symbols ())
error ("No symbol table is loaded. Use the \"symbol-file\" command.");
case LOC_ARG:
case LOC_REF_ARG:
case LOC_REGPARM:
+ case LOC_REGPARM_ADDR:
case LOC_LOCAL:
case LOC_LOCAL_ARG:
+ case LOC_BASEREG:
+ case LOC_BASEREG_ARG:
case LOC_CONST:
case LOC_CONST_BYTES:
+ case LOC_OPTIMIZED_OUT:
return NAME;
case LOC_TYPEDEF:
#endif /* 0 */
void
-yyerror(msg)
- char *msg; /* unused */
+yyerror (msg)
+ char *msg;
{
- printf("Parsing: %s\n",lexptr);
- if (yychar < 256)
- error("Invalid syntax in expression near character '%c'.",yychar);
- else
- error("Invalid syntax in expression");
+ error ("A %s in expression, near `%s'.", (msg ? msg : "error"), lexptr);
}
-