OpenE2K/binutils-gdb
12
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Show AIX gc'd symbol address adjustments in map file

Browse Source 
* ldemul.h (ldemul_print_symbol): New.
	(ld_emulation_xfer_type) <print_symbol): Likewise.
	* ldemul.c (ldemul_print_symbol): New.
	* ldlang.c (SECTION_NAME_MAP_LANGTH): Move to ...
	(print_one_symbol): Make global and move declaration to ...
	(print_all_symbols): Rename print_one_symbol to ldemul_print_symbol
	(print_input_section): Likewise
	* ldlang.h: ... here.
	* emultempl/aix.em (gld${EMULATION_NAME}_print_symbol): New.
	(ld_emulation_xfer_struct): Use it.
	* emultempl/armcoff.em (ld_emulation_xfer_struct): Add print_symbol
	and default to NULL.
	* emultempl/beos.em (ld_emulation_xfer_struct): Likewise
	* emultempl/elf.em (ld_emulation_xfer_struct): Likewise
	* emultempl/generic.em (ld_emulation_xfer_struct): Likewise
	* emultempl/linux.em (ld_emulation_xfer_struct): Likewise
	* emultempl/msp430.em (ld_emulation_xfer_struct): Likewise
	* emultempl/pe.em (ld_emulation_xfer_struct): Likewise
	* emultempl/pep.em (ld_emulation_xfer_struct): Likewise
	* emultempl/ticoff.em (ld_emulation_xfer_struct): Likewise
	* emultempl/vanilla.em (ld_emulation_xfer_struct): Likewise
This commit is contained in:
Douglas B Rupp 2020-05-18 21:29:53 +09:30 committed by Alan Modra
parent 6e0c75f7c4
commit 3edf7b9f2c
16 changed files with 100 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
ld/ChangeLog
View File

@ -1,3 +1,27 @@
2020-05-18 Douglas B Rupp <rupp@adacore.com>
* ldemul.h (ldemul_print_symbol): New.
(ld_emulation_xfer_type) <print_symbol): Likewise.
* ldemul.c (ldemul_print_symbol): New.
* ldlang.c (SECTION_NAME_MAP_LANGTH): Move to ...
(print_one_symbol): Make global and move declaration to ...
(print_all_symbols): Rename print_one_symbol to ldemul_print_symbol
(print_input_section): Likewise
* ldlang.h: ... here.
* emultempl/aix.em (gld${EMULATION_NAME}_print_symbol): New.
(ld_emulation_xfer_struct): Use it.
* emultempl/armcoff.em (ld_emulation_xfer_struct): Add print_symbol
and default to NULL.
* emultempl/beos.em (ld_emulation_xfer_struct): Likewise
* emultempl/elf.em (ld_emulation_xfer_struct): Likewise
* emultempl/generic.em (ld_emulation_xfer_struct): Likewise
* emultempl/linux.em (ld_emulation_xfer_struct): Likewise
* emultempl/msp430.em (ld_emulation_xfer_struct): Likewise
* emultempl/pe.em (ld_emulation_xfer_struct): Likewise
* emultempl/pep.em (ld_emulation_xfer_struct): Likewise
* emultempl/ticoff.em (ld_emulation_xfer_struct): Likewise
* emultempl/vanilla.em (ld_emulation_xfer_struct): Likewise
2020-05-18 Sergei Trofimovich <siarheit@google.com>
* ldmain.c (add_archive_element): Fix s/claimi/claim/ typo

33
ld/emultempl/aix.em
View File

@ -1534,6 +1534,36 @@ gld${EMULATION_NAME}_open_dynamic_archive (const char *arch,
return TRUE;
}
static bfd_boolean
gld${EMULATION_NAME}_print_symbol (struct bfd_link_hash_entry *hash_entry,
void *ptr)
{
asection *sec = (asection *) ptr;
if ((hash_entry->type == bfd_link_hash_defined
|| hash_entry->type == bfd_link_hash_defweak)
&& sec == hash_entry->u.def.section)
{
int i;
struct xcoff_link_hash_entry *h;
for (i = 0; i < SECTION_NAME_MAP_LENGTH; i++)
print_space ();
minfo ("0x%V ",
(hash_entry->u.def.value
+ hash_entry->u.def.section->output_offset
+ hash_entry->u.def.section->output_section->vma));
/* Flag symbol if it has been garbage collected. */
h = (struct xcoff_link_hash_entry *) hash_entry;
if ((h != NULL) && !(h->flags & XCOFF_MARK))
minfo (" -->gc");
minfo (" %pT\n", hash_entry->root.string);
}
return TRUE;
}
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = {
gld${EMULATION_NAME}_before_parse,
syslib_default,
@ -1564,6 +1594,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = {
NULL, /* new_vers_pattern */
NULL, /* extra_map_file_text */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
gld${EMULATION_NAME}_print_symbol
};
EOF

3
ld/emultempl/armcoff.em
View File

@ -286,6 +286,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
NULL, /* new_vers_pattern */
NULL, /* extra_map_file_text */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/beos.em
View File

@ -786,6 +786,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
NULL, /* new_vers_pattern */
NULL, /* extra_map_file_text */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/elf.em
View File

@ -903,6 +903,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
${LDEMUL_NEW_VERS_PATTERN-NULL},
${LDEMUL_EXTRA_MAP_FILE_TEXT-NULL},
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/generic.em
View File

@ -161,6 +161,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
${LDEMUL_NEW_VERS_PATTERN-NULL},
${LDEMUL_EXTRA_MAP_FILE_TEXT-NULL},
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/linux.em
View File

@ -213,6 +213,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
NULL, /* new_vers_pattern */
NULL, /* extra_map_file_text */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/msp430.em
View File

@ -848,7 +848,8 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
${LDEMUL_NEW_VERS_PATTERN-NULL},
${LDEMUL_EXTRA_MAP_FILE_TEXT-NULL},
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
#

3
ld/emultempl/pe.em
View File

@ -2394,6 +2394,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
NULL, /* new_vers_pattern. */
NULL, /* extra_map_file_text. */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/pep.em
View File

@ -2192,6 +2192,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
NULL, /* new_vers_pattern. */
NULL, /* extra_map_file_text */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/ticoff.em
View File

@ -186,6 +186,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
NULL, /* new_vers_pattern */
NULL, /* extra_map_file_text */
${LDEMUL_EMIT_CTF_EARLY-NULL},
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL},
${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF

3
ld/emultempl/vanilla.em
View File

@ -87,6 +87,7 @@ struct ld_emulation_xfer_struct ld_vanilla_emulation =
NULL, /* new_vers_pattern */
NULL, /* extra_map_file_text */
NULL, /* emit_ctf_early */
NULL /* examine_strtab_for_ctf */
NULL, /* examine_strtab_for_ctf */
NULL /* print_symbol */
};
EOF

8
ld/ldemul.c
View File

@ -428,3 +428,11 @@ ldemul_examine_strtab_for_ctf (struct ctf_file *ctf_output,
ld_emulation->examine_strtab_for_ctf (ctf_output, syms,
symcount, symstrtab);
}
bfd_boolean
ldemul_print_symbol (struct bfd_link_hash_entry *hash_entry, void *ptr)
{
if (ld_emulation->print_symbol)
return ld_emulation->print_symbol (hash_entry, ptr);
return print_one_symbol (hash_entry, ptr);
}

8
ld/ldemul.h
View File

@ -112,6 +112,8 @@ extern int ldemul_emit_ctf_early
extern void ldemul_examine_strtab_for_ctf
(struct ctf_file *, struct elf_sym_strtab *, bfd_size_type,
struct elf_strtab_hash *);
extern bfd_boolean ldemul_print_symbol
(struct bfd_link_hash_entry *hash_entry, void *ptr);
typedef struct ld_emulation_xfer_struct {
/* Run before parsing the command line and script file.
@ -236,6 +238,12 @@ typedef struct ld_emulation_xfer_struct {
bfd_link_callback is invoked by per-target code. */
void (*examine_strtab_for_ctf) (struct ctf_file *, struct elf_sym_strtab *,
bfd_size_type, struct elf_strtab_hash *);
/* Called when printing a symbol to the map file. AIX uses this
hook to flag gc'd symbols. */
bfd_boolean (*print_symbol)
(struct bfd_link_hash_entry *hash_entry, void *ptr);
} ld_emulation_xfer_type;
typedef enum {

8
ld/ldlang.c
View File

@ -155,8 +155,6 @@ static int lang_sizing_iteration = 0;
#define outside_symbol_address(q) \
((q)->value + outside_section_address (q->section))
#define SECTION_NAME_MAP_LENGTH (16)
/* CTF sections smaller than this are not compressed: compression of
dictionaries this small doesn't gain much, and this lets consumers mmap the
sections directly out of the ELF file and use them with no decompression
@ -4619,7 +4617,7 @@ print_input_statement (lang_input_statement_type *statm)
/* Print all symbols defined in a particular section. This is called
via bfd_link_hash_traverse, or by print_all_symbols. */
static bfd_boolean
bfd_boolean
print_one_symbol (struct bfd_link_hash_entry *hash_entry, void *ptr)
{
asection *sec = (asection *) ptr;
@ -4683,7 +4681,7 @@ print_all_symbols (asection *sec)
/* Print the symbols. */
for (i = 0; i < ud->map_symbol_def_count; i++)
print_one_symbol (entries[i], sec);
ldemul_print_symbol (entries[i], sec);
obstack_free (&map_obstack, entries);
}
@ -4747,7 +4745,7 @@ print_input_section (asection *i, bfd_boolean is_discarded)
&& i->output_section->owner == link_info.output_bfd)
{
if (link_info.reduce_memory_overheads)
bfd_link_hash_traverse (link_info.hash, print_one_symbol, i);
bfd_link_hash_traverse (link_info.hash, ldemul_print_symbol, i);
else
print_all_symbols (i);

5
ld/ldlang.h
View File

@ -23,6 +23,8 @@
#define DEFAULT_MEMORY_REGION "*default*"
#define SECTION_NAME_MAP_LENGTH (16)
typedef enum
{
lang_input_file_is_l_enum,
@ -701,4 +703,7 @@ lang_print_memory_usage (void);
extern void
lang_add_gc_name (const char *);
extern bfd_boolean
print_one_symbol (struct bfd_link_hash_entry *hash_entry, void *ptr);
#endif