mirror/binutils-gdb
2
0
Fork 0
mirror of https://sourceware.org/git/binutils-gdb.git synced 2025-01-12 12:16:04 +08:00
Code Issues Packages Projects Releases Wiki Activity

Move the subfile stack to buildsym_compunit

Browse Source 
This moves the global subfile_stack to be a member of
buildsym_compunit.  It also change this to be a std::vector, which
simplifies the code.

gdb/ChangeLog
2018-07-16  Tom Tromey  <tom@tromey.com>

	* buildsym.h (push_subfile, pop_subfile): Update declarations.
	* buildsym.c (struct buildsym_compunit) <m_subfile_stack>: New
	member.
	(struct subfile_stack): Remove.
	(subfile_stack): Remove.
	(push_subfile, pop_subfile, buildsym_init): Update.
This commit is contained in:
Tom Tromey 2018-05-20 20:48:44 -06:00
parent ccdac490bb
commit 8419ee5331
3 changed files with 24 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
gdb/ChangeLog
View File

@ -1,3 +1,12 @@
2018-07-16 Tom Tromey <tom@tromey.com>
* buildsym.h (push_subfile, pop_subfile): Update declarations.
* buildsym.c (struct buildsym_compunit) <m_subfile_stack>: New
member.
(struct subfile_stack): Remove.
(subfile_stack): Remove.
(push_subfile, pop_subfile, buildsym_init): Update.
2018-07-16 Tom Tromey <tom@tromey.com>
* buildsym.c (push_subfile): Use gdb_assert.

39
gdb/buildsym.c
View File

@ -201,6 +201,9 @@ struct buildsym_compunit
comes from the N_SO symbol. For Dwarf it typically comes from the
DW_AT_low_pc attribute of a DW_TAG_compile_unit DIE. */
CORE_ADDR m_last_source_start_addr;
/* Stack of subfile names. */
std::vector<const char *> m_subfile_stack;
};
/* The work-in-progress of the compunit we are building.
@ -248,14 +251,6 @@ struct pending_block
static struct pending_block *pending_blocks;
struct subfile_stack
{
struct subfile_stack *next;
char *name;
};
static struct subfile_stack *subfile_stack;
/* Currently allocated size of context stack. */
static int context_stack_size;
@ -885,27 +880,21 @@ patch_subfile_names (struct subfile *subfile, const char *name)
order. */
void
push_subfile (void)
push_subfile ()
{
struct subfile_stack *tem = XNEW (struct subfile_stack);
tem->next = subfile_stack;
subfile_stack = tem;
gdb_assert (buildsym_compunit != nullptr);
gdb_assert (current_subfile != NULL && current_subfile->name != NULL);
tem->name = current_subfile->name;
buildsym_compunit->m_subfile_stack.push_back (current_subfile->name);
}
char *
pop_subfile (void)
const char *
pop_subfile ()
{
char *name;
struct subfile_stack *link = subfile_stack;
gdb_assert (link != NULL);
name = link->name;
subfile_stack = link->next;
xfree ((void *) link);
return (name);
gdb_assert (buildsym_compunit != nullptr);
gdb_assert (!buildsym_compunit->m_subfile_stack.empty ());
const char *name = buildsym_compunit->m_subfile_stack.back ();
buildsym_compunit->m_subfile_stack.pop_back ();
return name;
}
/* Add a linetable entry for line number LINE and address PC to the
@ -1718,8 +1707,6 @@ get_last_source_start_addr ()
void
buildsym_init ()
{
subfile_stack = NULL;
pending_addrmap_interesting = 0;
/* Context stack is initially empty. Allocate first one with room

4
gdb/buildsym.h
View File

@ -186,9 +186,9 @@ extern void start_subfile (const char *name);
extern void patch_subfile_names (struct subfile *subfile, const char *name);
extern void push_subfile (void);
extern void push_subfile ();
extern char *pop_subfile (void);
extern const char *pop_subfile ();
extern struct block *end_symtab_get_static_block (CORE_ADDR end_addr,
int expandable,