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* linespec.c (add_sal_to_sals): Add LITERAL_CANONICAL

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parameter.  If non-zero, use SYMNAME as the canonical name
	for the SaL.
	Update all callers.
	(convert_linespec_to_sals): Use add_sal_to_sals for
	expressions, too.
	(decode_line_full): No need to "fill in missing canonical names"
	anymore. Simply make cleanups for the allocated names.
This commit is contained in:
Keith Seitz 2012-07-18 20:38:18 +00:00
parent 5d94e27bfd
commit 66f1999bd8
2 changed files with 34 additions and 20 deletions
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11
gdb/ChangeLog
View File

@ -1,3 +1,14 @@
2012-07-18 Keith Seitz <keiths@redhat.com>
* linespec.c (add_sal_to_sals): Add LITERAL_CANONICAL
parameter. If non-zero, use SYMNAME as the canonical name
for the SaL.
Update all callers.
(convert_linespec_to_sals): Use add_sal_to_sals for
expressions, too.
(decode_line_full): No need to "fill in missing canonical names"
anymore. Simply make cleanups for the allocated names.
2012-07-18 Keith Seitz <keiths@redhat.com>
* linespec.c (struct linespec): Constify expression,

43
gdb/linespec.c
View File

@ -810,13 +810,16 @@ add_sal_to_sals_basic (struct symtabs_and_lines *sals,
/* Add SAL to SALS, and also update SELF->CANONICAL_NAMES to reflect
the new sal, if needed. If not NULL, SYMNAME is the name of the
symbol to use when constructing the new canonical name. */
symbol to use when constructing the new canonical name.
If LITERAL_CANONICAL is non-zero, SYMNAME will be used as the
canonical name for the SAL. */
static void
add_sal_to_sals (struct linespec_state *self,
struct symtabs_and_lines *sals,
struct symtab_and_line *sal,
const char *symname)
const char *symname, int literal_canonical)
{
add_sal_to_sals_basic (sals, sal);
@ -826,7 +829,7 @@ add_sal_to_sals (struct linespec_state *self,
self->canonical_names = xrealloc (self->canonical_names,
sals->nelts * sizeof (char *));
if (sal->symtab && sal->symtab->filename)
if (!literal_canonical && sal->symtab && sal->symtab->filename)
{
char *filename = sal->symtab->filename;
@ -842,6 +845,8 @@ add_sal_to_sals (struct linespec_state *self,
else
canonical_name = xstrprintf ("%s:%d", filename, sal->line);
}
else if (symname != NULL)
canonical_name = xstrdup (symname);
self->canonical_names[sals->nelts - 1] = canonical_name;
}
@ -1809,7 +1814,7 @@ create_sals_line_offset (struct linespec_state *self,
found. */
intermediate_results.sals[i].line = val.line;
add_sal_to_sals (self, &values, &intermediate_results.sals[i],
sym ? SYMBOL_NATURAL_NAME (sym) : NULL);
sym ? SYMBOL_NATURAL_NAME (sym) : NULL, 0);
}
do_cleanups (cleanup);
@ -1837,13 +1842,14 @@ convert_linespec_to_sals (struct linespec_state *state, linespec_p ls)
if (ls->expression != NULL)
{
struct symtab_and_line sal;
/* We have an expression. No other attribute is allowed. */
sals.sals = XMALLOC (struct symtab_and_line);
sals.nelts = 1;
sals.sals[0] = find_pc_line (ls->expr_pc, 0);
sals.sals[0].pc = ls->expr_pc;
sals.sals[0].section = find_pc_overlay (ls->expr_pc);
sals.sals[0].explicit_pc = 1;
sal = find_pc_line (ls->expr_pc, 0);
sal.pc = ls->expr_pc;
sal.section = find_pc_overlay (ls->expr_pc);
sal.explicit_pc = 1;
add_sal_to_sals (state, &sals, &sal, ls->expression, 1);
}
else if (ls->labels.label_symbols != NULL)
{
@ -1856,7 +1862,7 @@ convert_linespec_to_sals (struct linespec_state *state, linespec_p ls)
{
symbol_to_sal (&sal, state->funfirstline, sym);
add_sal_to_sals (state, &sals, &sal,
SYMBOL_NATURAL_NAME (sym));
SYMBOL_NATURAL_NAME (sym), 0);
}
}
else if (ls->function_symbols != NULL || ls->minimal_symbols != NULL)
@ -1882,7 +1888,8 @@ convert_linespec_to_sals (struct linespec_state *state, linespec_p ls)
set_current_program_space (pspace);
symbol_to_sal (&sal, state->funfirstline, sym);
if (maybe_add_address (state->addr_set, pspace, sal.pc))
add_sal_to_sals (state, &sals, &sal, SYMBOL_NATURAL_NAME (sym));
add_sal_to_sals (state, &sals, &sal,
SYMBOL_NATURAL_NAME (sym), 0);
}
}
@ -2280,19 +2287,15 @@ decode_line_full (char **argptr, int flags,
gdb_assert (canonical->addr_string != NULL);
canonical->pre_expanded = 1;
/* Fill in the missing canonical names. */
/* Arrange for allocated canonical names to be freed. */
if (result.nelts > 0)
{
int i;
if (state->canonical_names == NULL)
state->canonical_names = xcalloc (result.nelts, sizeof (char *));
make_cleanup (xfree, state->canonical_names);
for (i = 0; i < result.nelts; ++i)
{
if (state->canonical_names[i] == NULL)
state->canonical_names[i] = savestring (arg_start,
*argptr - arg_start);
gdb_assert (state->canonical_names[i] != NULL);
make_cleanup (xfree, state->canonical_names[i]);
}
}
@ -3106,7 +3109,7 @@ decode_digits_list_mode (struct linespec_state *self,
val.pc = 0;
val.explicit_line = 1;
add_sal_to_sals (self, values, &val, NULL);
add_sal_to_sals (self, values, &val, NULL, 0);
}
}
@ -3250,7 +3253,7 @@ minsym_found (struct linespec_state *self, struct objfile *objfile,
skip_prologue_sal (&sal);
if (maybe_add_address (self->addr_set, objfile->pspace, sal.pc))
add_sal_to_sals (self, result, &sal, SYMBOL_NATURAL_NAME (msymbol));
add_sal_to_sals (self, result, &sal, SYMBOL_NATURAL_NAME (msymbol), 0);
}
/* A helper struct to pass some data through