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re PR debug/40521 (-g causes GCC to generate .eh_frame)

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PR debug/40521
	* debug.h (struct gcc_debug_hooks): Add assembly_start hook.
	* cgraphunit.c (cgraph_optimize): Call it.
	* dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
	(dwarf2out_assembly_start): ... here.  New hook.
	(dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
	* debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
	hook.
	* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
	* sdbout.c (sdb_debug_hooks): Likewise.
	* vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
	(vmsdbgout_assembly_start): New hook.

From-SVN: r152930
This commit is contained in:
Jakub Jelinek 2009-10-17 09:28:13 +02:00 • committed by Jakub Jelinek
parent 15f01e4ad6
commit 3df9609a72
8 changed files with 47 additions and 0 deletions
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15
gcc/ChangeLog
View file

@ -1,3 +1,18 @@
2009-10-17 Jakub Jelinek <jakub@redhat.com>
PR debug/40521
* debug.h (struct gcc_debug_hooks): Add assembly_start hook.
* cgraphunit.c (cgraph_optimize): Call it.
* dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
(dwarf2out_assembly_start): ... here. New hook.
(dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
* debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
hook.
* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
(vmsdbgout_assembly_start): New hook.
2009-10-17 Alexandre Oliva <aoliva@redhat.com>
* rtl.h (RTL_LOCATION): Fix typo.

1
gcc/cgraphunit.c
View file

@ -1441,6 +1441,7 @@ cgraph_optimize (void)
timevar_pop (TV_CGRAPHOPT);
/* Output everything. */
(*debug_hooks->assembly_start) ();
if (!quiet_flag)
fprintf (stderr, "Assembling functions:\n");
#ifdef ENABLE_CHECKING

2
gcc/dbxout.c
View file

@ -346,6 +346,7 @@ const struct gcc_debug_hooks dbx_debug_hooks =
{
dbxout_init,
dbxout_finish,
debug_nothing_void,
debug_nothing_int_charstar,
debug_nothing_int_charstar,
dbxout_start_source_file,
@ -386,6 +387,7 @@ const struct gcc_debug_hooks xcoff_debug_hooks =
{
dbxout_init,
dbxout_finish,
debug_nothing_void,
debug_nothing_int_charstar,
debug_nothing_int_charstar,
dbxout_start_source_file,

1
gcc/debug.c
View file

@ -27,6 +27,7 @@ const struct gcc_debug_hooks do_nothing_debug_hooks =
{
debug_nothing_charstar,
debug_nothing_charstar,
debug_nothing_void,
debug_nothing_int_charstar,
debug_nothing_int_charstar,
debug_nothing_int_charstar,

4
gcc/debug.h
View file

@ -31,6 +31,10 @@ struct gcc_debug_hooks
/* Output debug symbols. */
void (* finish) (const char *main_filename);
/* Called from cgraph_optimize before starting to assemble
functions/variables/toplevel asms. */
void (* assembly_start) (void);
/* Macro defined on line LINE with name and expansion TEXT. */
void (* define) (unsigned int line, const char *text);

11
gcc/dwarf2out.c
View file

@ -5401,6 +5401,7 @@ static int output_indirect_string (void **, void *);
static void dwarf2out_init (const char *);
static void dwarf2out_finish (const char *);
static void dwarf2out_assembly_start (void);
static void dwarf2out_define (unsigned int, const char *);
static void dwarf2out_undef (unsigned int, const char *);
static void dwarf2out_start_source_file (unsigned, const char *);
@ -5427,6 +5428,7 @@ const struct gcc_debug_hooks dwarf2_debug_hooks =
{
dwarf2out_init,
dwarf2out_finish,
dwarf2out_assembly_start,
dwarf2out_define,
dwarf2out_undef,
dwarf2out_start_source_file,
@ -20392,6 +20394,14 @@ dwarf2out_init (const char *filename ATTRIBUTE_UNUSED)
ASM_OUTPUT_LABEL (asm_out_file, cold_text_section_label);
}
}
/* Called before cgraph_optimize starts outputtting functions, variables
and toplevel asms into assembly. */
static void
dwarf2out_assembly_start (void)
{
if (HAVE_GAS_CFI_SECTIONS_DIRECTIVE && dwarf2out_do_cfi_asm ())
{
#ifndef TARGET_UNWIND_INFO
@ -21274,6 +21284,7 @@ const struct gcc_debug_hooks dwarf2_debug_hooks =
{
0, /* init */
0, /* finish */
0, /* assembly_start */
0, /* define */
0, /* undef */
0, /* start_source_file */

2
gcc/sdbout.c
View file

@ -307,6 +307,7 @@ const struct gcc_debug_hooks sdb_debug_hooks =
{
sdbout_init, /* init */
sdbout_finish, /* finish */
debug_nothing_void, /* assembly_start */
debug_nothing_int_charstar, /* define */
debug_nothing_int_charstar, /* undef */
sdbout_start_source_file, /* start_source_file */
@ -1705,6 +1706,7 @@ const struct gcc_debug_hooks sdb_debug_hooks =
{
0, /* init */
0, /* finish */
0, /* assembly_start */
0, /* define */
0, /* undef */
0, /* start_source_file */

11
gcc/vmsdbgout.c
View file

@ -168,6 +168,7 @@ static int write_srccorrs (int);
static void vmsdbgout_init (const char *);
static void vmsdbgout_finish (const char *);
static void vmsdbgout_assembly_start (void);
static void vmsdbgout_define (unsigned int, const char *);
static void vmsdbgout_undef (unsigned int, const char *);
static void vmsdbgout_start_source_file (unsigned int, const char *);
@ -190,6 +191,7 @@ static void vmsdbgout_abstract_function (tree);
const struct gcc_debug_hooks vmsdbg_debug_hooks
= {vmsdbgout_init,
vmsdbgout_finish,
vmsdbgout_assembly_start,
vmsdbgout_define,
vmsdbgout_undef,
vmsdbgout_start_source_file,
@ -1617,6 +1619,15 @@ vmsdbgout_init (const char *main_input_filename)
/* Not implemented in VMS Debug. */
static void
vmsdbgout_assembly_start (void)
{
if (write_symbols == VMS_AND_DWARF2_DEBUG)
(*dwarf2_debug_hooks.assembly_start) ();
}
/* Not implemented in VMS Debug. */
static void
vmsdbgout_define (unsigned int lineno, const char *buffer)
{