Code cleanup.
	* dwarf2read.c (alloc_one_comp_unit): Rename prototype to ...
	(init_one_comp_unit): ... this one.
	(prepare_one_comp_unit): New prototype.
	(dw2_require_line_header, process_psymtab_comp_unit): Use
	init_one_comp_unit.
	(process_psymtab_comp_unit): Use prepare_one_comp_unit.
	(load_partial_comp_unit): Remove variable attr.  Use
	init_one_comp_unit with xmalloc.  Use prepare_one_comp_unit.
	(load_full_comp_unit): Use init_one_comp_unit with xmalloc.  Use
	prepare_one_comp_unit.
	(read_signatured_type): Remove variable attr.  Use init_one_comp_unit.
	Use prepare_one_comp_unit.
	(alloc_one_comp_unit): Rename to ...
	(init_one_comp_unit): ... here and remove there calloc, new parameter
	cu.
	(prepare_one_comp_unit): New function.
This commit is contained in:
Jan Kratochvil 2010-11-16 04:36:26 +00:00
parent ca00c57b8c
commit 9816fde3d4
2 changed files with 57 additions and 44 deletions

View File

@ -1,3 +1,23 @@
2010-11-16 Jan Kratochvil <jan.kratochvil@redhat.com>
Code cleanup.
* dwarf2read.c (alloc_one_comp_unit): Rename prototype to ...
(init_one_comp_unit): ... this one.
(prepare_one_comp_unit): New prototype.
(dw2_require_line_header, process_psymtab_comp_unit): Use
init_one_comp_unit.
(process_psymtab_comp_unit): Use prepare_one_comp_unit.
(load_partial_comp_unit): Remove variable attr. Use
init_one_comp_unit with xmalloc. Use prepare_one_comp_unit.
(load_full_comp_unit): Use init_one_comp_unit with xmalloc. Use
prepare_one_comp_unit.
(read_signatured_type): Remove variable attr. Use init_one_comp_unit.
Use prepare_one_comp_unit.
(alloc_one_comp_unit): Rename to ...
(init_one_comp_unit): ... here and remove there calloc, new parameter
cu.
(prepare_one_comp_unit): New function.
2010-11-14 Pierre Muller <muller@ics.u-strasbg.fr>
* arm-tdep.c (arm_in_function_epilogue_p): Fix code to avoid

View File

@ -1241,7 +1241,11 @@ static struct dwarf2_per_cu_data *dwarf2_find_containing_comp_unit
static struct dwarf2_per_cu_data *dwarf2_find_comp_unit
(unsigned int offset, struct objfile *objfile);
static struct dwarf2_cu *alloc_one_comp_unit (struct objfile *objfile);
static void init_one_comp_unit (struct dwarf2_cu *cu,
struct objfile *objfile);
static void prepare_one_comp_unit (struct dwarf2_cu *cu,
struct die_info *comp_unit_die);
static void free_one_comp_unit (void *);
@ -2018,10 +2022,7 @@ dw2_require_line_header (struct objfile *objfile,
return;
this_cu->v.quick->read_lines = 1;
memset (&cu, 0, sizeof (cu));
cu.objfile = objfile;
obstack_init (&cu.comp_unit_obstack);
init_one_comp_unit (&cu, objfile);
cleanups = make_cleanup (free_stack_comp_unit, &cu);
if (this_cu->from_debug_types)
@ -3024,10 +3025,7 @@ process_psymtab_comp_unit (struct objfile *objfile,
CORE_ADDR best_lowpc = 0, best_highpc = 0;
struct die_reader_specs reader_specs;
memset (&cu, 0, sizeof (cu));
cu.objfile = objfile;
obstack_init (&cu.comp_unit_obstack);
init_one_comp_unit (&cu, objfile);
back_to_inner = make_cleanup (free_stack_comp_unit, &cu);
info_ptr = partial_read_comp_unit_head (&cu.header, info_ptr,
@ -3081,12 +3079,7 @@ process_psymtab_comp_unit (struct objfile *objfile,
return info_ptr;
}
/* Set the language we're debugging. */
attr = dwarf2_attr (comp_unit_die, DW_AT_language, &cu);
if (attr)
set_cu_language (DW_UNSND (attr), &cu);
else
set_cu_language (language_minimal, &cu);
prepare_one_comp_unit (&cu, comp_unit_die);
/* Allocate a new partial symbol table structure. */
attr = dwarf2_attr (comp_unit_die, DW_AT_name, &cu);
@ -3301,7 +3294,6 @@ load_partial_comp_unit (struct dwarf2_per_cu_data *this_cu,
struct die_info *comp_unit_die;
struct dwarf2_cu *cu;
struct cleanup *free_abbrevs_cleanup, *free_cu_cleanup = NULL;
struct attribute *attr;
int has_children;
struct die_reader_specs reader_specs;
int read_cu = 0;
@ -3314,7 +3306,8 @@ load_partial_comp_unit (struct dwarf2_per_cu_data *this_cu,
if (this_cu->cu == NULL)
{
cu = alloc_one_comp_unit (objfile);
cu = xmalloc (sizeof (*cu));
init_one_comp_unit (cu, objfile);
read_cu = 1;
@ -3354,12 +3347,7 @@ load_partial_comp_unit (struct dwarf2_per_cu_data *this_cu,
info_ptr = read_full_die (&reader_specs, &comp_unit_die, info_ptr,
&has_children);
/* Set the language we're debugging. */
attr = dwarf2_attr (comp_unit_die, DW_AT_language, cu);
if (attr)
set_cu_language (DW_UNSND (attr), cu);
else
set_cu_language (language_minimal, cu);
prepare_one_comp_unit (cu, comp_unit_die);
/* Check if comp unit has_children.
If so, read the rest of the partial symbols from this comp unit.
@ -4314,7 +4302,8 @@ load_full_comp_unit (struct dwarf2_per_cu_data *per_cu, struct objfile *objfile)
if (per_cu->cu == NULL)
{
cu = alloc_one_comp_unit (objfile);
cu = xmalloc (sizeof (*cu));
init_one_comp_unit (cu, objfile);
read_cu = 1;
@ -4352,11 +4341,7 @@ load_full_comp_unit (struct dwarf2_per_cu_data *per_cu, struct objfile *objfile)
all objfiles needed for references have been loaded yet, and symbol
table processing isn't initialized. But we have to set the CU language,
or we won't be able to build types correctly. */
attr = dwarf2_attr (cu->dies, DW_AT_language, cu);
if (attr)
set_cu_language (DW_UNSND (attr), cu);
else
set_cu_language (language_minimal, cu);
prepare_one_comp_unit (cu, cu->dies);
/* Similarly, if we do not read the producer, we can not apply
producer-specific interpretation. */
@ -13220,17 +13205,15 @@ read_signatured_type (struct objfile *objfile,
struct dwarf2_cu *cu;
ULONGEST signature;
struct cleanup *back_to, *free_cu_cleanup;
struct attribute *attr;
dwarf2_read_section (objfile, &dwarf2_per_objfile->types);
types_ptr = dwarf2_per_objfile->types.buffer + type_sig->offset;
gdb_assert (type_sig->per_cu.cu == NULL);
cu = xmalloc (sizeof (struct dwarf2_cu));
memset (cu, 0, sizeof (struct dwarf2_cu));
obstack_init (&cu->comp_unit_obstack);
cu->objfile = objfile;
cu = xmalloc (sizeof (*cu));
init_one_comp_unit (cu, objfile);
type_sig->per_cu.cu = cu;
cu->per_cu = &type_sig->per_cu;
@ -13262,11 +13245,7 @@ read_signatured_type (struct objfile *objfile,
all objfiles needed for references have been loaded yet, and symbol
table processing isn't initialized. But we have to set the CU language,
or we won't be able to build types correctly. */
attr = dwarf2_attr (cu->dies, DW_AT_language, cu);
if (attr)
set_cu_language (DW_UNSND (attr), cu);
else
set_cu_language (language_minimal, cu);
prepare_one_comp_unit (cu, cu->dies);
do_cleanups (back_to);
@ -14314,15 +14293,29 @@ dwarf2_find_comp_unit (unsigned int offset, struct objfile *objfile)
return this_cu;
}
/* Malloc space for a dwarf2_cu for OBJFILE and initialize it. */
/* Initialize dwarf2_cu CU for OBJFILE in a pre-allocated space. */
static struct dwarf2_cu *
alloc_one_comp_unit (struct objfile *objfile)
static void
init_one_comp_unit (struct dwarf2_cu *cu, struct objfile *objfile)
{
struct dwarf2_cu *cu = xcalloc (1, sizeof (struct dwarf2_cu));
memset (cu, 0, sizeof (*cu));
cu->objfile = objfile;
obstack_init (&cu->comp_unit_obstack);
return cu;
}
/* Initialize basic fields of dwarf_cu CU according to DIE COMP_UNIT_DIE. */
static void
prepare_one_comp_unit (struct dwarf2_cu *cu, struct die_info *comp_unit_die)
{
struct attribute *attr;
/* Set the language we're debugging. */
attr = dwarf2_attr (comp_unit_die, DW_AT_language, cu);
if (attr)
set_cu_language (DW_UNSND (attr), cu);
else
set_cu_language (language_minimal, cu);
}
/* Release one cached compilation unit, CU. We unlink it from the tree