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Change dwarf_decode_macro_bytes calling convention 

This changes dwarf_decode_macro_bytes to accept a buildsym_compunit
rather than a dwarf2_cu.  This enables some subsequent changes; and
also makes the function accept a "more specific" parameter.

gdb/ChangeLog
2020-03-26  Tom Tromey  <tom@tromey.com>

	* dwarf2/read.c (macro_start_file): Change "cu" parameter to
	"builder".
	(dwarf_decode_macro_bytes): Likewise.  Add dwarf2_per_objfile
	parameter.
	(dwarf_decode_macros): Update.
This commit is contained in:
Tom Tromey 2020-03-26 09:28:08 -06:00
parent 0314b3901c
commit bf80d71052
2 changed files with 21 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
gdb/ChangeLog
View File

@ -1,3 +1,11 @@
2020-03-26 Tom Tromey <tom@tromey.com>
* dwarf2/read.c (macro_start_file): Change "cu" parameter to
"builder".
(dwarf_decode_macro_bytes): Likewise. Add dwarf2_per_objfile
parameter.
(dwarf_decode_macros): Update.
2020-03-26 Tom Tromey <tom@tromey.com>
* dwarf2/read.c (read_attribute_value): Update.

23
gdb/dwarf2/read.c
View File

@ -23090,7 +23090,7 @@ dwarf_alloc_die (struct dwarf2_cu *cu, int num_attrs)
/* Macro support. */
static struct macro_source_file *
macro_start_file (struct dwarf2_cu *cu,
macro_start_file (buildsym_compunit *builder,
int file, int line,
struct macro_source_file *current_file,
struct line_header *lh)
@ -23102,7 +23102,7 @@ macro_start_file (struct dwarf2_cu *cu,
{
/* Note: We don't create a macro table for this compilation unit
at all until we actually get a filename. */
struct macro_table *macro_table = cu->get_builder ()->get_macro_table ();
struct macro_table *macro_table = builder->get_macro_table ();
/* If we have no current file, then this must be the start_file
directive for the compilation unit's main source file. */
@ -23463,7 +23463,8 @@ dwarf_parse_macro_header (const gdb_byte **opcode_definitions,
including DW_MACRO_import. */
static void
dwarf_decode_macro_bytes (struct dwarf2_cu *cu,
dwarf_decode_macro_bytes (struct dwarf2_per_objfile *dwarf2_per_objfile,
buildsym_compunit *builder,
bfd *abfd,
const gdb_byte *mac_ptr, const gdb_byte *mac_end,
struct macro_source_file *current_file,
@ -23473,8 +23474,6 @@ dwarf_decode_macro_bytes (struct dwarf2_cu *cu,
unsigned int offset_size,
htab_t include_hash)
{
struct dwarf2_per_objfile *dwarf2_per_objfile
= cu->per_cu->dwarf2_per_objfile;
struct objfile *objfile = dwarf2_per_objfile->objfile;
enum dwarf_macro_record_type macinfo_type;
int at_commandline;
@ -23631,8 +23630,8 @@ dwarf_decode_macro_bytes (struct dwarf2_cu *cu,
at_commandline = 0;
}
else
current_file = macro_start_file (cu, file, line, current_file,
lh);
current_file = macro_start_file (builder, file, line,
current_file, lh);
}
break;
@ -23713,7 +23712,8 @@ dwarf_decode_macro_bytes (struct dwarf2_cu *cu,
{
*slot = (void *) new_mac_ptr;
dwarf_decode_macro_bytes (cu, include_bfd, new_mac_ptr,
dwarf_decode_macro_bytes (dwarf2_per_objfile, builder,
include_bfd, new_mac_ptr,
include_mac_end, current_file, lh,
section, section_is_gnu, is_dwz,
offset_size, include_hash);
@ -23827,6 +23827,7 @@ dwarf_decode_macros (struct dwarf2_cu *cu, unsigned int offset,
return;
}
buildsym_compunit *builder = cu->get_builder ();
do
{
/* Do we at least have room for a macinfo type byte? */
@ -23875,7 +23876,8 @@ dwarf_decode_macros (struct dwarf2_cu *cu, unsigned int offset,
file = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
mac_ptr += bytes_read;
current_file = macro_start_file (cu, file, line, current_file, lh);
current_file = macro_start_file (builder, file, line,
current_file, lh);
}
break;
@ -23940,7 +23942,8 @@ dwarf_decode_macros (struct dwarf2_cu *cu, unsigned int offset,
mac_ptr = section->buffer + offset;
slot = htab_find_slot (include_hash.get (), mac_ptr, INSERT);
*slot = (void *) mac_ptr;
dwarf_decode_macro_bytes (cu, abfd, mac_ptr, mac_end,
dwarf_decode_macro_bytes (dwarf2_per_objfile, builder,
abfd, mac_ptr, mac_end,
current_file, lh, section,
section_is_gnu, 0, offset_size,
include_hash.get ());