mirror of
https://gcc.gnu.org/git/gcc.git
synced 2024-11-26 12:23:59 +08:00
flags.h (enum debug_info_type): Remove DWARF_DEBUG.
* flags.h (enum debug_info_type): Remove DWARF_DEBUG. * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for DWARF_DEBUGGING_INFO from choice-of-definition chain; restructure using C89 features (#elif, #error). * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c * config/sh/sh.h: Remove references to DWARF_DEBUG. * doc/invoke.texi: Remove references to DWARF version 1; clarify why -gdwarf-2<n> doesn't work. cp: * class.c, search.c: Remove references to DWARF_DEBUG. From-SVN: r86540
This commit is contained in:
Zack Weinberg
Zack Weinberg
parent
69b9b0d2c3
commit
f8ca7e49b3
@ -1,3 +1,14 @@
|
||||
2004-08-25 Zack Weinberg <zack@codesourcery.com>
|
||||
|
||||
* flags.h (enum debug_info_type): Remove DWARF_DEBUG.
|
||||
* defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
|
||||
DWARF_DEBUGGING_INFO from choice-of-definition chain;
|
||||
restructure using C89 features (#elif, #error).
|
||||
* c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
|
||||
* config/sh/sh.h: Remove references to DWARF_DEBUG.
|
||||
* doc/invoke.texi: Remove references to DWARF version 1;
|
||||
clarify why -gdwarf-2<n> doesn't work.
|
||||
|
||||
2004-08-25 Zack Weinberg <zack@codesourcery.com>
|
||||
|
||||
* basic-block.h (BB_SET_PARTITION): Clear old value first.
|
||||
|
||||
@ -104,7 +104,7 @@ init_c_lex (void)
|
||||
|
||||
/* Set the debug callbacks if we can use them. */
|
||||
if (debug_info_level == DINFO_LEVEL_VERBOSE
|
||||
&& (write_symbols == DWARF_DEBUG || write_symbols == DWARF2_DEBUG
|
||||
&& (write_symbols == DWARF2_DEBUG
|
||||
|| write_symbols == VMS_AND_DWARF2_DEBUG))
|
||||
{
|
||||
cb->define = cb_define;
|
||||
|
||||
@ -2712,8 +2712,7 @@ cris_override_options (void)
|
||||
flag_no_function_cse = 1;
|
||||
}
|
||||
|
||||
if ((write_symbols == DWARF_DEBUG
|
||||
|| write_symbols == DWARF2_DEBUG) && ! TARGET_ELF)
|
||||
if (write_symbols == DWARF2_DEBUG && ! TARGET_ELF)
|
||||
{
|
||||
warning ("that particular -g option is invalid with -maout and -melinux");
|
||||
write_symbols = DBX_DEBUG;
|
||||
|
||||
@ -502,11 +502,6 @@ frv_override_options (void)
|
||||
}
|
||||
}
|
||||
|
||||
/* Both -fpic and -gdwarf want to use .previous and the assembler only keeps
|
||||
one level. */
|
||||
if (write_symbols == DWARF_DEBUG && flag_pic)
|
||||
error ("-fpic and -gdwarf are incompatible (-fpic and -g/-gdwarf-2 are fine)");
|
||||
|
||||
/* Change the branch cost value. */
|
||||
if (frv_branch_cost_string)
|
||||
frv_branch_cost_int = atoi (frv_branch_cost_string);
|
||||
|
||||
@ -778,8 +778,7 @@ do { \
|
||||
but gdb doesn't implement this yet */ \
|
||||
if (0) \
|
||||
flag_omit_frame_pointer \
|
||||
= (PREFERRED_DEBUGGING_TYPE == DWARF_DEBUG \
|
||||
|| PREFERRED_DEBUGGING_TYPE == DWARF2_DEBUG); \
|
||||
= (PREFERRED_DEBUGGING_TYPE == DWARF2_DEBUG); \
|
||||
else \
|
||||
flag_omit_frame_pointer = 0; \
|
||||
} \
|
||||
|
||||
@ -1,3 +1,7 @@
|
||||
2004-08-25 Zack Weinberg <zack@codesourcery.com>
|
||||
|
||||
* class.c, search.c: Remove references to DWARF_DEBUG.
|
||||
|
||||
2004-08-25 Adam Nemet <anemet@lnxw.com>
|
||||
|
||||
* repo.c (extract_string): Reset backquote after one character.
|
||||
|
||||
@ -636,7 +636,7 @@ build_vtable (tree class_type, tree name, tree vtable_type)
|
||||
DECL_EXTERNAL (decl) = 1;
|
||||
DECL_NOT_REALLY_EXTERN (decl) = 1;
|
||||
|
||||
if (write_symbols == DWARF_DEBUG || write_symbols == DWARF2_DEBUG)
|
||||
if (write_symbols == DWARF2_DEBUG)
|
||||
/* Mark the VAR_DECL node representing the vtable itself as a
|
||||
"gratuitous" one, thereby forcing dwarfout.c to ignore it. It
|
||||
is rather important that such things be ignored because any
|
||||
|
||||
@ -1965,15 +1965,7 @@ dfs_unmark (tree binfo, void *data ATTRIBUTE_UNUSED)
|
||||
void
|
||||
maybe_suppress_debug_info (tree t)
|
||||
{
|
||||
/* We can't do the usual TYPE_DECL_SUPPRESS_DEBUG thing with DWARF, which
|
||||
does not support name references between translation units. It supports
|
||||
symbolic references between translation units, but only within a single
|
||||
executable or shared library.
|
||||
|
||||
For DWARF 2, we handle TYPE_DECL_SUPPRESS_DEBUG by pretending
|
||||
that the type was never defined, so we only get the members we
|
||||
actually define. */
|
||||
if (write_symbols == DWARF_DEBUG || write_symbols == NO_DEBUG)
|
||||
if (write_symbols == NO_DEBUG)
|
||||
return;
|
||||
|
||||
/* We might have set this earlier in cp_finish_decl. */
|
||||
|
||||
@ -535,38 +535,34 @@ do { fputs (integer_asm_op (POINTER_SIZE / BITS_PER_UNIT, TRUE), FILE); \
|
||||
#endif
|
||||
|
||||
/* If more than one debugging type is supported, you must define
|
||||
PREFERRED_DEBUGGING_TYPE to choose a format in a system-dependent way.
|
||||
PREFERRED_DEBUGGING_TYPE to choose the default. */
|
||||
|
||||
This is one long line cause VAXC can't handle a \-newline. */
|
||||
#if 1 < (defined (DBX_DEBUGGING_INFO) + defined (SDB_DEBUGGING_INFO) + defined (DWARF2_DEBUGGING_INFO) + defined (XCOFF_DEBUGGING_INFO) + defined (VMS_DEBUGGING_INFO))
|
||||
#if 1 < (defined (DBX_DEBUGGING_INFO) + defined (SDB_DEBUGGING_INFO) \
|
||||
+ defined (DWARF2_DEBUGGING_INFO) + defined (XCOFF_DEBUGGING_INFO) \
|
||||
+ defined (VMS_DEBUGGING_INFO))
|
||||
#ifndef PREFERRED_DEBUGGING_TYPE
|
||||
You Lose! You must define PREFERRED_DEBUGGING_TYPE!
|
||||
#error You must define PREFERRED_DEBUGGING_TYPE
|
||||
#endif /* no PREFERRED_DEBUGGING_TYPE */
|
||||
#else /* Only one debugging format supported. Define PREFERRED_DEBUGGING_TYPE
|
||||
so other code needn't care. */
|
||||
#ifdef DBX_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
|
||||
#endif
|
||||
#ifdef SDB_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
|
||||
#endif
|
||||
#ifdef DWARF_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE DWARF_DEBUG
|
||||
#endif
|
||||
#ifdef DWARF2_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
|
||||
#endif
|
||||
#ifdef VMS_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE VMS_AND_DWARF2_DEBUG
|
||||
#endif
|
||||
#ifdef XCOFF_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE XCOFF_DEBUG
|
||||
#endif
|
||||
#endif /* More than one debugger format enabled. */
|
||||
|
||||
/* If still not defined, must have been because no debugging formats
|
||||
are supported. */
|
||||
#ifndef PREFERRED_DEBUGGING_TYPE
|
||||
/* If only one debugging format is supported, define PREFERRED_DEBUGGING_TYPE
|
||||
here so other code needn't care. */
|
||||
#elif defined DBX_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
|
||||
|
||||
#elif defined SDB_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
|
||||
|
||||
#elif defined DWARF2_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
|
||||
|
||||
#elif defined VMS_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE VMS_AND_DWARF2_DEBUG
|
||||
|
||||
#elif defined XCOFF_DEBUGGING_INFO
|
||||
#define PREFERRED_DEBUGGING_TYPE XCOFF_DEBUG
|
||||
|
||||
#else
|
||||
/* No debugging format is supported by this target. */
|
||||
#define PREFERRED_DEBUGGING_TYPE NO_DEBUG
|
||||
#endif
|
||||
|
||||
|
||||
@ -3115,7 +3115,7 @@ either your program or GCC:
|
||||
@item -g
|
||||
@opindex g
|
||||
Produce debugging information in the operating system's native format
|
||||
(stabs, COFF, XCOFF, or DWARF)@. GDB can work with this debugging
|
||||
(stabs, COFF, XCOFF, or DWARF 2)@. GDB can work with this debugging
|
||||
information.
|
||||
|
||||
On most systems that use stabs format, @option{-g} enables use of extra
|
||||
@ -3126,7 +3126,7 @@ refuse to read the program. If you want to control for certain whether
|
||||
to generate the extra information, use @option{-gstabs+}, @option{-gstabs},
|
||||
@option{-gxcoff+}, @option{-gxcoff}, or @option{-gvms} (see below).
|
||||
|
||||
Unlike most other C compilers, GCC allows you to use @option{-g} with
|
||||
GCC allows you to use @option{-g} with
|
||||
@option{-O}. The shortcuts taken by optimized code may occasionally
|
||||
produce surprising results: some variables you declared may not exist
|
||||
at all; flow of control may briefly move where you did not expect it;
|
||||
@ -3189,7 +3189,10 @@ assembler (GAS) to fail with an error.
|
||||
@item -gdwarf-2
|
||||
@opindex gdwarf-2
|
||||
Produce debugging information in DWARF version 2 format (if that is
|
||||
supported). This is the format used by DBX on IRIX 6.
|
||||
supported). This is the format used by DBX on IRIX 6. With this
|
||||
option, GCC uses features of DWARF version 3 when they are useful;
|
||||
version 3 is upward compatible with version 2, but may still cause
|
||||
problems for older debuggers.
|
||||
|
||||
@item -gvms
|
||||
@opindex gvms
|
||||
@ -3214,10 +3217,13 @@ Level 3 includes extra information, such as all the macro definitions
|
||||
present in the program. Some debuggers support macro expansion when
|
||||
you use @option{-g3}.
|
||||
|
||||
Note that in order to avoid confusion between DWARF1 debug level 2,
|
||||
and DWARF2 @option{-gdwarf-2} does not accept a concatenated debug
|
||||
level. Instead use an additional @option{-g@var{level}} option to
|
||||
change the debug level for DWARF2.
|
||||
@option{-gdwarf-2} does not accept a concatenated debug level, because
|
||||
GCC used to support an option @option{-gdwarf} that meant to generate
|
||||
debug information in version 1 of the DWARF format (which is very
|
||||
different from version 2), and it would have been too confusing. That
|
||||
debug format is long obsolete, but the option cannot be changed now.
|
||||
Instead use an additional @option{-g@var{level}} option to change the
|
||||
debug level for DWARF2.
|
||||
|
||||
@item -feliminate-dwarf2-dups
|
||||
@opindex feliminate-dwarf2-dups
|
||||
|
||||
@ -1793,7 +1793,6 @@ final_scan_insn (rtx insn, FILE *file, int optimize ATTRIBUTE_UNUSED,
|
||||
case NOTE_INSN_BLOCK_BEG:
|
||||
if (debug_info_level == DINFO_LEVEL_NORMAL
|
||||
|| debug_info_level == DINFO_LEVEL_VERBOSE
|
||||
|| write_symbols == DWARF_DEBUG
|
||||
|| write_symbols == DWARF2_DEBUG
|
||||
|| write_symbols == VMS_AND_DWARF2_DEBUG
|
||||
|| write_symbols == VMS_DEBUG)
|
||||
@ -1815,7 +1814,6 @@ final_scan_insn (rtx insn, FILE *file, int optimize ATTRIBUTE_UNUSED,
|
||||
case NOTE_INSN_BLOCK_END:
|
||||
if (debug_info_level == DINFO_LEVEL_NORMAL
|
||||
|| debug_info_level == DINFO_LEVEL_VERBOSE
|
||||
|| write_symbols == DWARF_DEBUG
|
||||
|| write_symbols == DWARF2_DEBUG
|
||||
|| write_symbols == VMS_AND_DWARF2_DEBUG
|
||||
|| write_symbols == VMS_DEBUG)
|
||||
|
||||
@ -30,7 +30,6 @@ enum debug_info_type
|
||||
NO_DEBUG, /* Write no debug info. */
|
||||
DBX_DEBUG, /* Write BSD .stabs for DBX (using dbxout.c). */
|
||||
SDB_DEBUG, /* Write COFF for (old) SDB (using sdbout.c). */
|
||||
DWARF_DEBUG, /* Write Dwarf debug info (using dwarfout.c). */
|
||||
DWARF2_DEBUG, /* Write Dwarf v2 debug info (using dwarf2out.c). */
|
||||
XCOFF_DEBUG, /* Write IBM/Xcoff debug info (using dbxout.c). */
|
||||
VMS_DEBUG, /* Write VMS debug info (using vmsdbgout.c). */
|
||||
|
||||
@ -647,9 +647,7 @@ decode_options (unsigned int argc, const char **argv)
|
||||
work correctly with DWARF debugging turned on. Until this is fixed
|
||||
we will disable the optimization when DWARF debugging is set. */
|
||||
|
||||
if (flag_reorder_blocks_and_partition
|
||||
&& (write_symbols == DWARF_DEBUG
|
||||
|| write_symbols == DWARF2_DEBUG))
|
||||
if (flag_reorder_blocks_and_partition && write_symbols == DWARF2_DEBUG)
|
||||
{
|
||||
warning
|
||||
("-freorder-blocks-and-partition does not work with -g (currently)");
|
||||
|
||||
Loading…
Reference in New Issue
Block a user