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Diffstat (limited to 'gdb/dwarf2read.c')
-rw-r--r--gdb/dwarf2read.c126
1 files changed, 61 insertions, 65 deletions
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 201513d..75562e2 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -253,7 +253,7 @@ static struct dwarf2_per_objfile *dwarf2_per_objfile;
/* local data types */
-/* We hold several abbreviation tables in memory at the same time. */
+/* We hold several abbreviation tables in memory at the same time. */
#ifndef ABBREV_HASH_SIZE
#define ABBREV_HASH_SIZE 121
#endif
@@ -464,11 +464,11 @@ struct signatured_type
struct dwarf2_per_cu_data per_cu;
};
-/* Struct used to pass misc. parameters to read_die_and_children, et. al.
- which are used for both .debug_info and .debug_types dies.
- All parameters here are unchanging for the life of the call.
- This struct exists to abstract away the constant parameters of
- die reading. */
+/* Struct used to pass misc. parameters to read_die_and_children, et
+ al. which are used for both .debug_info and .debug_types dies.
+ All parameters here are unchanging for the life of the call. This
+ struct exists to abstract away the constant parameters of die
+ reading. */
struct die_reader_specs
{
@@ -531,7 +531,7 @@ struct line_header
};
/* When we construct a partial symbol table entry we only
- need this much information. */
+ need this much information. */
struct partial_die_info
{
/* Offset of this DIE. */
@@ -596,7 +596,7 @@ struct partial_die_info
struct partial_die_info *die_parent, *die_child, *die_sibling;
};
-/* This data structure holds the information of an abbrev. */
+/* This data structure holds the information of an abbrev. */
struct abbrev_info
{
unsigned int number; /* number identifying abbrev */
@@ -613,7 +613,7 @@ struct attr_abbrev
ENUM_BITFIELD(dwarf_form) form : 16;
};
-/* Attributes have a name and a value */
+/* Attributes have a name and a value. */
struct attribute
{
ENUM_BITFIELD(dwarf_attribute) name : 16;
@@ -636,7 +636,7 @@ struct attribute
u;
};
-/* This data structure holds a complete die structure. */
+/* This data structure holds a complete die structure. */
struct die_info
{
/* DWARF-2 tag for this DIE. */
@@ -677,7 +677,7 @@ struct function_range
struct function_range *next;
};
-/* Get at parts of an attribute structure */
+/* Get at parts of an attribute structure. */
#define DW_STRING(attr) ((attr)->u.str)
#define DW_STRING_IS_CANONICAL(attr) ((attr)->string_is_canonical)
@@ -687,7 +687,7 @@ struct function_range
#define DW_ADDR(attr) ((attr)->u.addr)
#define DW_SIGNATURED_TYPE(attr) ((attr)->u.signatured_type)
-/* Blocks are a bunch of untyped bytes. */
+/* Blocks are a bunch of untyped bytes. */
struct dwarf_block
{
unsigned int size;
@@ -713,7 +713,7 @@ static int bits_per_byte = 8;
in an instance of a field_info structure, as defined below. */
struct field_info
{
- /* List of data member and baseclasses fields. */
+ /* List of data member and baseclasses fields. */
struct nextfield
{
struct nextfield *next;
@@ -793,7 +793,7 @@ show_dwarf2_max_cache_age (struct ui_file *file, int from_tty,
}
-/* Various complaints about symbol reading that don't abort the process */
+/* Various complaints about symbol reading that don't abort the process. */
static void
dwarf2_statement_list_fits_in_line_number_section_complaint (void)
@@ -1593,7 +1593,7 @@ dwarf2_read_section (struct objfile *objfile, struct dwarf2_section_info *info)
}
/* Fill in SECTP, BUFP and SIZEP with section info, given OBJFILE and
- SECTION_NAME. */
+ SECTION_NAME. */
void
dwarf2_get_section_info (struct objfile *objfile, const char *section_name,
@@ -3241,7 +3241,7 @@ process_psymtab_comp_unit (struct objfile *objfile,
baseaddr = ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
- /* Store the function that reads in the rest of the symbol table */
+ /* Store the function that reads in the rest of the symbol table. */
pst->read_symtab = dwarf2_psymtab_to_symtab;
this_cu->v.psymtab = pst;
@@ -3261,7 +3261,7 @@ process_psymtab_comp_unit (struct objfile *objfile,
/* Check if comp unit has_children.
If so, read the rest of the partial symbols from this comp unit.
- If not, there's no more debug_info for this comp unit. */
+ If not, there's no more debug_info for this comp unit. */
if (has_children)
{
struct partial_die_info *first_die;
@@ -3495,7 +3495,7 @@ load_partial_comp_unit (struct dwarf2_per_cu_data *this_cu,
/* Check if comp unit has_children.
If so, read the rest of the partial symbols from this comp unit.
- If not, there's no more debug_info for this comp unit. */
+ If not, there's no more debug_info for this comp unit. */
if (has_children)
load_partial_dies (abfd, dwarf2_per_objfile->info.buffer, info_ptr, 0, cu);
@@ -3886,7 +3886,7 @@ add_partial_symbol (struct partial_die_info *pdi, struct dwarf2_cu *cu)
}
else
{
- /* Static Variable. Skip symbols without location descriptors. */
+ /* Static Variable. Skip symbols without location descriptors. */
if (pdi->locdesc == NULL)
{
if (built_actual_name)
@@ -4409,7 +4409,7 @@ psymtab_to_symtab_1 (struct partial_symtab *pst)
fputs_filtered ("and ", gdb_stdout);
wrap_here ("");
printf_filtered ("%s...", pst->dependencies[i]->filename);
- wrap_here (""); /* Flush output */
+ wrap_here (""); /* Flush output. */
gdb_flush (gdb_stdout);
}
psymtab_to_symtab_1 (pst->dependencies[i]);
@@ -4968,7 +4968,7 @@ dwarf2_compute_name (char *name, struct die_info *die, struct dwarf2_cu *cu,
if (cu->language == language_java)
{
/* For java, we must append the return type to method
- names. */
+ names. */
if (die->tag == DW_TAG_subprogram)
java_print_type (TYPE_TARGET_TYPE (type), "", buf,
0, 0);
@@ -5014,7 +5014,7 @@ dwarf2_compute_name (char *name, struct die_info *die, struct dwarf2_cu *cu,
not have a name. NAME may either be from a previous call to
dwarf2_name or NULL.
- The output string will be canonicalized (if C++/Java). */
+ The output string will be canonicalized (if C++/Java). */
static const char *
dwarf2_full_name (char *name, struct die_info *die, struct dwarf2_cu *cu)
@@ -5238,7 +5238,7 @@ read_file_scope (struct die_info *die, struct dwarf2_cu *cu)
if (cu->producer && strstr (cu->producer, "IBM XL C for OpenCL") != NULL)
cu->language = language_opencl;
- /* We assume that we're processing GCC output. */
+ /* We assume that we're processing GCC output. */
processing_gcc_compilation = 2;
processing_has_namespace_info = 0;
@@ -5341,7 +5341,7 @@ read_type_unit_scope (struct die_info *die, struct dwarf2_cu *cu)
if (attr)
cu->producer = DW_STRING (attr);
- /* We assume that we're processing GCC output. */
+ /* We assume that we're processing GCC output. */
processing_gcc_compilation = 2;
processing_has_namespace_info = 0;
@@ -6046,7 +6046,7 @@ get_scope_pc_bounds (struct die_info *die,
}
break;
default:
- /* Ignore. */
+ /* Ignore. */
break;
}
@@ -6557,7 +6557,7 @@ dwarf2_add_member_fn (struct field_info *fip, struct die_info *die,
}
/* Create a new member function field and chain it to the field list
- entry. */
+ entry. */
new_fnfield = (struct nextfnfield *) xmalloc (sizeof (struct nextfnfield));
make_cleanup (xfree, new_fnfield);
memset (new_fnfield, 0, sizeof (struct nextfnfield));
@@ -6596,10 +6596,10 @@ dwarf2_add_member_fn (struct field_info *fip, struct die_info *die,
/* Handle static member functions.
Dwarf2 has no clean way to discern C++ static and non-static
- member functions. G++ helps GDB by marking the first
- parameter for non-static member functions (which is the
- this pointer) as artificial. We obtain this information
- from read_subroutine_type via TYPE_FIELD_ARTIFICIAL. */
+ member functions. G++ helps GDB by marking the first
+ parameter for non-static member functions (which is the this
+ pointer) as artificial. We obtain this information from
+ read_subroutine_type via TYPE_FIELD_ARTIFICIAL. */
if (nparams == 0 || TYPE_FIELD_ARTIFICIAL (this_type, 0) == 0)
fnp->voffset = VOFFSET_STATIC;
}
@@ -6914,7 +6914,7 @@ read_structure_type (struct die_info *die, struct dwarf2_cu *cu)
/* We need to add the type field to the die immediately so we don't
infinitely recurse when dealing with pointers to the structure
- type within the structure itself. */
+ type within the structure itself. */
set_die_type (die, type, cu);
/* set_die_type should be already done. */
@@ -6962,7 +6962,7 @@ process_structure_scope (struct die_info *die, struct dwarf2_cu *cu)
}
else if (child_die->tag == DW_TAG_subprogram)
{
- /* C++ member function. */
+ /* C++ member function. */
dwarf2_add_member_fn (&fi, child_die, type, cu);
}
else if (child_die->tag == DW_TAG_inheritance)
@@ -7307,8 +7307,8 @@ read_array_type (struct die_info *die, struct dwarf2_cu *cu)
if (child_type != NULL)
{
- /* The range type was succesfully read. Save it for
- the array type creation. */
+ /* The range type was succesfully read. Save it for the
+ array type creation. */
if ((ndim % DW_FIELD_ALLOC_CHUNK) == 0)
{
range_types = (struct type **)
@@ -7369,7 +7369,7 @@ read_array_type (struct die_info *die, struct dwarf2_cu *cu)
if (name)
TYPE_NAME (type) = name;
- /* Install the type in the die. */
+ /* Install the type in the die. */
set_die_type (die, type, cu);
/* set_die_type should be already done. */
@@ -7389,14 +7389,12 @@ read_array_order (struct die_info *die, struct dwarf2_cu *cu)
if (attr) return DW_SND (attr);
- /*
- GNU F77 is a special case, as at 08/2004 array type info is the
- opposite order to the dwarf2 specification, but data is still
- laid out as per normal fortran.
+ /* GNU F77 is a special case, as at 08/2004 array type info is the
+ opposite order to the dwarf2 specification, but data is still
+ laid out as per normal fortran.
- FIXME: dsl/2004-8-20: If G77 is ever fixed, this will also need
- version checking.
- */
+ FIXME: dsl/2004-8-20: If G77 is ever fixed, this will also need
+ version checking. */
if (cu->language == language_fortran
&& cu->producer && strstr (cu->producer, "GNU F77"))
@@ -7415,7 +7413,7 @@ read_array_order (struct die_info *die, struct dwarf2_cu *cu)
}
/* Extract all information from a DW_TAG_set_type DIE and put it in
- the DIE's type field. */
+ the DIE's type field. */
static struct type *
read_set_type (struct die_info *die, struct dwarf2_cu *cu)
@@ -7452,7 +7450,7 @@ read_common_block (struct die_info *die, struct dwarf2_cu *cu)
attr = dwarf2_attr (die, DW_AT_location, cu);
if (attr)
{
- /* Support the .debug_loc offsets */
+ /* Support the .debug_loc offsets. */
if (attr_form_is_block (attr))
{
base = decode_locdesc (DW_BLOCK (attr), cu);
@@ -7844,7 +7842,7 @@ read_tag_string_type (struct die_info *die, struct dwarf2_cu *cu)
}
else
{
- /* check for the DW_AT_byte_size attribute */
+ /* Check for the DW_AT_byte_size attribute. */
attr = dwarf2_attr (die, DW_AT_byte_size, cu);
if (attr)
{
@@ -7872,14 +7870,13 @@ read_tag_string_type (struct die_info *die, struct dwarf2_cu *cu)
int b;
};
- ('funcp' generates a DW_TAG_subroutine_type DIE)
- */
+ ('funcp' generates a DW_TAG_subroutine_type DIE). */
static struct type *
read_subroutine_type (struct die_info *die, struct dwarf2_cu *cu)
{
- struct type *type; /* Type that this function returns */
- struct type *ftype; /* Function that returns above type */
+ struct type *type; /* Type that this function returns. */
+ struct type *ftype; /* Function that returns above type. */
struct attribute *attr;
type = die_type (die, cu);
@@ -7913,7 +7910,7 @@ read_subroutine_type (struct die_info *die, struct dwarf2_cu *cu)
/* We need to add the subroutine type to the die immediately so
we don't infinitely recurse when dealing with parameters
- declared as the same subroutine type. */
+ declared as the same subroutine type. */
set_die_type (die, ftype, cu);
if (die->child != NULL)
@@ -8208,8 +8205,7 @@ read_subrange_type (struct die_info *die, struct dwarf2_cu *cu)
For the following C code: `extern char gdb_int [];'
GCC produces an empty range DIE.
FIXME: muller/2010-05-28: Possible references to object for low bound,
- high bound or count are not yet handled by this code.
- */
+ high bound or count are not yet handled by this code. */
if (TYPE_CODE (base_type) == TYPE_CODE_VOID)
{
struct objfile *objfile = cu->objfile;
@@ -8506,7 +8502,7 @@ dwarf2_read_abbrevs (bfd *abfd, struct dwarf2_cu *cu)
struct attr_abbrev *cur_attrs;
unsigned int allocated_attrs;
- /* Initialize dwarf2 abbrevs */
+ /* Initialize dwarf2 abbrevs. */
obstack_init (&cu->abbrev_obstack);
cu->dwarf2_abbrevs = obstack_alloc (&cu->abbrev_obstack,
(ABBREV_HASH_SIZE
@@ -8523,7 +8519,7 @@ dwarf2_read_abbrevs (bfd *abfd, struct dwarf2_cu *cu)
allocated_attrs = ATTR_ALLOC_CHUNK;
cur_attrs = xmalloc (allocated_attrs * sizeof (struct attr_abbrev));
- /* loop until we reach an abbrev number of 0 */
+ /* Loop until we reach an abbrev number of 0. */
while (abbrev_number)
{
cur_abbrev = dwarf_alloc_abbrev (cu);
@@ -8996,7 +8992,7 @@ read_partial_die (struct partial_die_info *part_die,
part_die->highpc = DW_ADDR (&attr);
break;
case DW_AT_location:
- /* Support the .debug_loc offsets */
+ /* Support the .debug_loc offsets. */
if (attr_form_is_block (&attr))
{
part_die->locdesc = DW_BLOCK (&attr);
@@ -9459,7 +9455,7 @@ read_attribute (struct attribute *attr, struct attr_abbrev *abbrev,
return read_attribute_value (attr, abbrev->form, abfd, info_ptr, cu);
}
-/* read dwarf information from a buffer */
+/* Read dwarf information from a buffer. */
static unsigned int
read_1_byte (bfd *abfd, gdb_byte *buf)
@@ -10864,9 +10860,9 @@ new_symbol_full (struct die_info *die, struct type *type, struct dwarf2_cu *cu,
case DW_TAG_constant:
case DW_TAG_variable:
case DW_TAG_member:
- /* Compilation with minimal debug info may result in variables
- with missing type entries. Change the misleading `void' type
- to something sensible. */
+ /* Compilation with minimal debug info may result in
+ variables with missing type entries. Change the
+ misleading `void' type to something sensible. */
if (TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_VOID)
SYMBOL_TYPE (sym)
= objfile_type (objfile)->nodebug_data_symbol;
@@ -11075,7 +11071,7 @@ new_symbol_full (struct die_info *die, struct type *type, struct dwarf2_cu *cu,
/* Not a tag we recognize. Hopefully we aren't processing
trash data, but since we must specifically ignore things
we don't recognize, there is nothing else we should do at
- this point. */
+ this point. */
complaint (&symfile_complaints, _("unsupported tag: '%s'"),
dwarf_tag_name (die->tag));
break;
@@ -12835,7 +12831,7 @@ dwarf_type_encoding_name (unsigned enc)
}
}
-/* Convert a DWARF call frame info operation to its string name. */
+/* Convert a DWARF call frame info operation to its string name. */
#if 0
static char *
@@ -13003,8 +12999,8 @@ dump_die_shallow (struct ui_file *f, int indent, struct die_info *die)
fprintf_unfiltered (f, "flag: TRUE");
break;
case DW_FORM_indirect:
- /* the reader will have reduced the indirect form to
- the "base form" so this form should not occur */
+ /* The reader will have reduced the indirect form to
+ the "base form" so this form should not occur. */
fprintf_unfiltered (f,
"unexpected attribute form: DW_FORM_indirect");
break;
@@ -14273,7 +14269,7 @@ dwarf_decode_macros (struct line_header *lh, unsigned int offset,
}
/* Check if the attribute's form is a DW_FORM_block*
- if so return true else false. */
+ if so return true else false. */
static int
attr_form_is_block (struct attribute *attr)
{
@@ -15344,7 +15340,7 @@ struct addrmap_index_data
int previous_valid;
/* Index of the CU in the table of all CUs in the index file. */
unsigned int previous_cu_index;
- /* Start address of the CU. */
+ /* Start address of the CU. */
CORE_ADDR previous_cu_start;
};
generated by cgit v1.1 at 2024-10-03 04:33:12 +0000