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-rw-r--r--ld/ChangeLog24
-rw-r--r--ld/emultempl/aix.em33
-rw-r--r--ld/emultempl/armcoff.em3
-rw-r--r--ld/emultempl/beos.em3
-rw-r--r--ld/emultempl/elf.em3
-rw-r--r--ld/emultempl/generic.em3
-rw-r--r--ld/emultempl/linux.em3
-rw-r--r--ld/emultempl/msp430.em3
-rw-r--r--ld/emultempl/pe.em3
-rw-r--r--ld/emultempl/pep.em3
-rw-r--r--ld/emultempl/ticoff.em3
-rw-r--r--ld/emultempl/vanilla.em3
-rw-r--r--ld/ldemul.c8
-rw-r--r--ld/ldemul.h8
-rw-r--r--ld/ldlang.c8
-rw-r--r--ld/ldlang.h5
16 files changed, 100 insertions, 16 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index 2b30359..b719d45 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -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${EMULATION_NAME}_print_symbol): New.
+ (ld_emulation_xfer_struct): Use it.
+ * emultempl/armcoff.em (ld_emulation_xfer_struct): Add print_symbol
+ and default to NULL.
+ * emultempl/beos.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/elf.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/generic.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/linux.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/msp430.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/pe.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/pep.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/ticoff.em (ld_emulation_xfer_struct): Likewise
+ * emultempl/vanilla.em (ld_emulation_xfer_struct): Likewise
+
2020-05-18 Sergei Trofimovich <siarheit@google.com>
* ldmain.c (add_archive_element): Fix s/claimi/claim/ typo
diff --git a/ld/emultempl/aix.em b/ld/emultempl/aix.em
index 5b73c3e..de313e1 100644
--- a/ld/emultempl/aix.em
+++ b/ld/emultempl/aix.em
@@ -1534,6 +1534,36 @@ gld${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
diff --git a/ld/emultempl/armcoff.em b/ld/emultempl/armcoff.em
index c539e2f..ff22af4 100644
--- a/ld/emultempl/armcoff.em
+++ b/ld/emultempl/armcoff.em
@@ -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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/beos.em b/ld/emultempl/beos.em
index 2c3e5e5..442ff12 100644
--- a/ld/emultempl/beos.em
+++ b/ld/emultempl/beos.em
@@ -786,6 +786,7 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/elf.em b/ld/emultempl/elf.em
index 8990300..eac2ce2 100644
--- a/ld/emultempl/elf.em
+++ b/ld/emultempl/elf.em
@@ -903,6 +903,7 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/generic.em b/ld/emultempl/generic.em
index a39c933..24d3c1d 100644
--- a/ld/emultempl/generic.em
+++ b/ld/emultempl/generic.em
@@ -161,6 +161,7 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/linux.em b/ld/emultempl/linux.em
index f4ae6cf..e9d802c 100644
--- a/ld/emultempl/linux.em
+++ b/ld/emultempl/linux.em
@@ -213,6 +213,7 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/msp430.em b/ld/emultempl/msp430.em
index 861c1dc..850c3a8 100644
--- a/ld/emultempl/msp430.em
+++ b/ld/emultempl/msp430.em
@@ -848,7 +848,8 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
#
diff --git a/ld/emultempl/pe.em b/ld/emultempl/pe.em
index ad5d65d..3dd36de 100644
--- a/ld/emultempl/pe.em
+++ b/ld/emultempl/pe.em
@@ -2394,6 +2394,7 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/pep.em b/ld/emultempl/pep.em
index aa8bac5..39ddd8f 100644
--- a/ld/emultempl/pep.em
+++ b/ld/emultempl/pep.em
@@ -2192,6 +2192,7 @@ struct ld_emulation_xfer_struct ld_${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},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
diff --git a/ld/emultempl/ticoff.em b/ld/emultempl/ticoff.em
index 60c0da9..11ddd0c 100644
--- a/ld/emultempl/ticoff.em
+++ b/ld/emultempl/ticoff.em
@@ -186,6 +186,7 @@ struct ld_emulation_xfer_struct ld_${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
diff --git a/ld/emultempl/vanilla.em b/ld/emultempl/vanilla.em
index ae6f6e4..70d193c 100644
--- a/ld/emultempl/vanilla.em
+++ b/ld/emultempl/vanilla.em
@@ -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
diff --git a/ld/ldemul.c b/ld/ldemul.c
index fa6dfdd..00a6a5a 100644
--- a/ld/ldemul.c
+++ b/ld/ldemul.c
@@ -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);
+}
diff --git a/ld/ldemul.h b/ld/ldemul.h
index 44e3a92..ca165ac 100644
--- a/ld/ldemul.h
+++ b/ld/ldemul.h
@@ -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 {
diff --git a/ld/ldlang.c b/ld/ldlang.c
index b2cdb36..35791e4 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -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);
diff --git a/ld/ldlang.h b/ld/ldlang.h
index 2aa3930..3018c3e 100644
--- a/ld/ldlang.h
+++ b/ld/ldlang.h
@@ -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