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tm.texi: Update. 

gcc
	* doc/tm.texi: Update.
	* doc/tm.texi.in (SDB and DWARF) <TARGET_WANT_DEBUG_PUB_SECTIONS>:
	Add @hook.
	* target.def (want_debug_pub_sections): New hook.
	* config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define.
	* dwarf2out.c (add_pubname_string): Check
	targetm.want_debug_pub_sections.
	(add_pubname): Likewise.
	(add_pubtype): Likewise.
gcc/testsuite
	* g++.dg/debug/dwarf2/pubnames-1.C: Make darwin-specific.

From-SVN: r161924
This commit is contained in:
Tom Tromey 2010-07-07 17:23:39 +00:00 committed by Tom Tromey
parent f5d5226b3d
commit 9730bc27c9
8 changed files with 43 additions and 6 deletions
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12
gcc/ChangeLog
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@ -1,3 +1,15 @@
2010-07-07 Tom Tromey <tromey@redhat.com>
* doc/tm.texi: Update.
* doc/tm.texi.in (SDB and DWARF) <TARGET_WANT_DEBUG_PUB_SECTIONS>:
Add @hook.
* target.def (want_debug_pub_sections): New hook.
* config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define.
* dwarf2out.c (add_pubname_string): Check
targetm.want_debug_pub_sections.
(add_pubname): Likewise.
(add_pubtype): Likewise.
2010-07-07 Jie Zhang <jie@codesourcery.com>
* genautomata.c (output_automata_list_min_issue_delay_code):

2
gcc/config/darwin.h
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@ -471,6 +471,8 @@ extern GTY(()) int darwin_ms_struct;
#define DEBUG_STR_SECTION "__DWARF,__debug_str,regular,debug"
#define DEBUG_RANGES_SECTION "__DWARF,__debug_ranges,regular,debug"
#define TARGET_WANT_DEBUG_PUB_SECTIONS true
/* When generating stabs debugging, use N_BINCL entries. */
#define DBX_USE_BINCL

4
gcc/doc/tm.texi
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@ -9278,6 +9278,10 @@ line debug info sections. This will result in much more compact line number
tables, and hence is desirable if it works.
@end defmac
@deftypevr {Target Hook} bool TARGET_WANT_DEBUG_PUB_SECTIONS
True if the @code{.debug_pubtypes} and @code{.debug_pubnames} sections should be emitted. These sections are not used on most platforms, and in particular GDB does not use them.
@end deftypevr
@defmac ASM_OUTPUT_DWARF_DELTA (@var{stream}, @var{size}, @var{label1}, @var{label2})
A C statement to issue assembly directives that create a difference
@var{lab1} minus @var{lab2}, using an integer of the given @var{size}.

2
gcc/doc/tm.texi.in
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@ -9277,6 +9277,8 @@ line debug info sections. This will result in much more compact line number
tables, and hence is desirable if it works.
@end defmac
@hook TARGET_WANT_DEBUG_PUB_SECTIONS
@defmac ASM_OUTPUT_DWARF_DELTA (@var{stream}, @var{size}, @var{label1}, @var{label2})
A C statement to issue assembly directives that create a difference
@var{lab1} minus @var{lab2}, using an integer of the given @var{size}.

16
gcc/dwarf2out.c
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@ -11238,17 +11238,20 @@ dwarf2_name (tree decl, int scope)
static void
add_pubname_string (const char *str, dw_die_ref die)
{
pubname_entry e;
if (targetm.want_debug_pub_sections)
{
pubname_entry e;
e.die = die;
e.name = xstrdup (str);
VEC_safe_push (pubname_entry, gc, pubname_table, &e);
e.die = die;
e.name = xstrdup (str);
VEC_safe_push (pubname_entry, gc, pubname_table, &e);
}
}
static void
add_pubname (tree decl, dw_die_ref die)
{
if (TREE_PUBLIC (decl))
if (targetm.want_debug_pub_sections && TREE_PUBLIC (decl))
{
const char *name = dwarf2_name (decl, 1);
if (name)
@ -11263,6 +11266,9 @@ add_pubtype (tree decl, dw_die_ref die)
{
pubname_entry e;
if (!targetm.want_debug_pub_sections)
return;
e.name = NULL;
if ((TREE_PUBLIC (decl)
|| die->die_parent == comp_unit_die)

7
gcc/target.def
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@ -2337,6 +2337,13 @@ DEFHOOKPOD
"",
bool, false)
DEFHOOKPOD
(want_debug_pub_sections,
"True if the @code{.debug_pubtypes} and @code{.debug_pubnames} sections\
should be emitted. These sections are not used on most platforms, and\
in particular GDB does not use them.",
bool, false)
/* Leave the boolean fields at the end. */
/* Empty macro arguments are undefined in C90, so use an empty macro. */

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2010-07-07 Tom Tromey <tromey@redhat.com>
* g++.dg/debug/dwarf2/pubnames-1.C: Make darwin-specific.
2010-07-07 H.J. Lu <hongjiu.lu@intel.com>
PR target/44844

2
gcc/testsuite/g++.dg/debug/dwarf2/pubnames-1.C
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@ -1,7 +1,7 @@
// Contributed by Dodji Seketeli <dodji@redhat.com>
// Origin PR debug/39706
// { dg-do compile { target *-*-darwin* } }
// { dg-options "-g -dA -fno-merge-debug-strings" }
// { dg-do compile }
//
// There should be one debug_pubnames section generated.
// On Darwin though, there is also a label pointing at the begining of the