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authorTom Rix <trix@redhat.com>2002-02-19 05:01:40 +0000
committerTom Rix <trix@redhat.com>2002-02-19 05:01:40 +0000
commit69f284c74ed40f90e9358f9df122d46194ed91b3 (patch)
treef3a912d0dbea4323bc5fd390508946abe6a06d59 /bfd
parent55c0a857d61b0e4ed4c1ee7e4afd5c1771a45859 (diff)
downloadgdb-69f284c74ed40f90e9358f9df122d46194ed91b3.zip
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Add support for -brtl, run time linking, to AIX ld.
Diffstat (limited to 'bfd')
-rw-r--r--bfd/ChangeLog12
-rw-r--r--bfd/bfd-in.h4
-rw-r--r--bfd/bfd-in2.h4
-rw-r--r--bfd/coff-rs6000.c55
-rw-r--r--bfd/coff64-rs6000.c150
-rw-r--r--bfd/libxcoff.h5
-rw-r--r--bfd/xcofflink.c151
7 files changed, 232 insertions, 149 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index ff86ca3..bc5c02e 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,15 @@
+2002-02-18 Tom Rix <trix@redhat.com>
+
+ * xcofflink.c (bfd_xcoff_link_gernate_rtinit): Add -brtl support.
+ (bfd_xcoff_size_dynamic_sections): Same.
+ * bfd-in.h (bfd_xcoff_link_generate_rtinit): Same.
+ (bfd_xcoff_size_dynamic_sections): Same.
+ * coff-rs6000.c (xcoff_generate_rtinit): Same.
+ * coff-rs646000.c (xcoff64_generate_rtinit): Same.
+ * libxcoff.h (struct xcoff_backend_data_rec): Same.
+ * xcofflink.c (xcoff_build_ldsyms, xcoff_link_add_symbols): Clean.
+ * bfd-in2.h: Regenerate.
+
2002-02-18 Alan Modra <amodra@bigpond.net.au>
* elf64-ppc.c (STFD_FR0_0R1, LFD_FR0_0R1, BLR): Define.
diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h
index bd8a915..5c21e1d 100644
--- a/bfd/bfd-in.h
+++ b/bfd/bfd-in.h
@@ -745,9 +745,9 @@ extern boolean bfd_xcoff_record_link_assignment
extern boolean bfd_xcoff_size_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
unsigned long, unsigned long, unsigned long, boolean,
- int, boolean, boolean, struct sec **));
+ int, boolean, boolean, struct sec **, boolean));
extern boolean bfd_xcoff_link_generate_rtinit
- PARAMS ((bfd *, const char *, const char *));
+ PARAMS ((bfd *, const char *, const char *, boolean));
/* Externally visible COFF routines. */
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index ff4ba0d..83677e9 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -751,9 +751,9 @@ extern boolean bfd_xcoff_record_link_assignment
extern boolean bfd_xcoff_size_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
unsigned long, unsigned long, unsigned long, boolean,
- int, boolean, boolean, struct sec **));
+ int, boolean, boolean, struct sec **, boolean));
extern boolean bfd_xcoff_link_generate_rtinit
- PARAMS ((bfd *, const char *, const char *));
+ PARAMS ((bfd *, const char *, const char *, boolean));
/* Externally visible COFF routines. */
diff --git a/bfd/coff-rs6000.c b/bfd/coff-rs6000.c
index 2772929..75ed122 100644
--- a/bfd/coff-rs6000.c
+++ b/bfd/coff-rs6000.c
@@ -81,8 +81,9 @@ void _bfd_xcoff_rtype2howto PARAMS ((arelent *, struct internal_reloc *));
#define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
#define coff_bfd_reloc_type_lookup _bfd_xcoff_reloc_type_lookup
#ifdef AIX_CORE
-extern const bfd_target * rs6000coff_core_p ();
-extern boolean rs6000coff_core_file_matches_executable_p ();
+extern const bfd_target * rs6000coff_core_p PARAMS ((bfd *abfd));
+extern boolean rs6000coff_core_file_matches_executable_p
+ PARAMS ((bfd *cbfd, bfd *ebfd));
extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd));
extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd));
#define CORE_FILE_P rs6000coff_core_p
@@ -144,8 +145,7 @@ static bfd_vma xcoff_loader_symbol_offset
static bfd_vma xcoff_loader_reloc_offset
PARAMS ((bfd *, struct internal_ldhdr *));
static boolean xcoff_generate_rtinit
- PARAMS((bfd *, const char *, const char *));
-
+ PARAMS((bfd *, const char *, const char *, boolean));
/* We use our own tdata type. Its first field is the COFF tdata type,
so the COFF routines are compatible. */
@@ -3051,15 +3051,16 @@ xcoff_loader_reloc_offset (abfd, ldhdr)
}
static boolean
-xcoff_generate_rtinit (abfd, init, fini)
+xcoff_generate_rtinit (abfd, init, fini, rtld)
bfd *abfd;
const char *init;
const char *fini;
+ boolean rtld;
{
bfd_byte filehdr_ext[FILHSZ];
bfd_byte scnhdr_ext[SCNHSZ];
- bfd_byte syment_ext[SYMESZ * 8];
- bfd_byte reloc_ext[RELSZ * 2];
+ bfd_byte syment_ext[SYMESZ * 10];
+ bfd_byte reloc_ext[RELSZ * 3];
bfd_byte *data_buffer;
bfd_size_type data_buffer_size;
bfd_byte *string_table = NULL, *st_tmp = NULL;
@@ -3074,9 +3075,9 @@ xcoff_generate_rtinit (abfd, init, fini)
char *data_name = ".data";
char *rtinit_name = "__rtinit";
+ char *rtld_name = "__rtld";
- if (! bfd_xcoff_rtinit_size (abfd)
- || (init == NULL && fini == NULL))
+ if (! bfd_xcoff_rtinit_size (abfd))
return false;
initsz = (init == NULL ? 0 : 1 + strlen (init));
@@ -3088,7 +3089,7 @@ xcoff_generate_rtinit (abfd, init, fini)
filehdr.f_magic = bfd_xcoff_magic_number (abfd);
filehdr.f_nscns = 1;
filehdr.f_timdat = 0;
- filehdr.f_nsyms = 0; /* at least 6, no more than 8 */
+ filehdr.f_nsyms = 0; /* at least 6, no more than 10 */
filehdr.f_symptr = 0; /* set below */
filehdr.f_opthdr = 0;
filehdr.f_flags = 0;
@@ -3179,9 +3180,10 @@ xcoff_generate_rtinit (abfd, init, fini)
0. .data csect
2. __rtinit
4. init function
- 6. fini function */
- memset (syment_ext, 0, 8 * SYMESZ);
- memset (reloc_ext, 0, 2 * RELSZ);
+ 6. fini function
+ 8. __rtld */
+ memset (syment_ext, 0, 10 * SYMESZ);
+ memset (reloc_ext, 0, 3 * RELSZ);
/* .data csect */
memset (&syment, 0, sizeof (struct internal_syment));
@@ -3287,6 +3289,32 @@ xcoff_generate_rtinit (abfd, init, fini)
scnhdr.s_nreloc += 1;
}
+ if (rtld)
+ {
+ memset (&syment, 0, sizeof (struct internal_syment));
+ memset (&auxent, 0, sizeof (union internal_auxent));
+ memcpy (syment._n._n_name, rtld_name, strlen (rtld_name));
+ syment.n_sclass = C_EXT;
+ syment.n_numaux = 1;
+ bfd_coff_swap_sym_out (abfd, &syment,
+ &syment_ext[filehdr.f_nsyms * SYMESZ]);
+ bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
+ syment.n_numaux,
+ &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
+
+ /* reloc */
+ memset (&reloc, 0, sizeof (struct internal_reloc));
+ reloc.r_vaddr = 0x0000;
+ reloc.r_symndx = filehdr.f_nsyms;
+ reloc.r_type = R_POS;
+ reloc.r_size = 31;
+ bfd_coff_swap_reloc_out (abfd, &reloc,
+ &reloc_ext[scnhdr.s_nreloc * RELSZ]);
+
+ filehdr.f_nsyms += 2;
+ scnhdr.s_nreloc += 1;
+ }
+
scnhdr.s_relptr = scnhdr.s_scnptr + data_buffer_size;
filehdr.f_symptr = scnhdr.s_relptr + scnhdr.s_nreloc * RELSZ;
@@ -3696,7 +3724,6 @@ static const struct xcoff_backend_data_rec bfd_pmac_xcoff_backend_data =
/* rtinit */
0, /* _xcoff_rtinit_size */
xcoff_generate_rtinit, /* _xcoff_generate_rtinit */
-
};
/* The transfer vector that leads the outside world to all of the above. */
diff --git a/bfd/coff64-rs6000.c b/bfd/coff64-rs6000.c
index d66a70e..288f620 100644
--- a/bfd/coff64-rs6000.c
+++ b/bfd/coff64-rs6000.c
@@ -144,8 +144,7 @@ static bfd_vma xcoff64_loader_symbol_offset
static bfd_vma xcoff64_loader_reloc_offset
PARAMS ((bfd *, struct internal_ldhdr *));
static boolean xcoff64_generate_rtinit
- PARAMS((bfd *, const char *, const char *));
-
+ PARAMS((bfd *, const char *, const char *, boolean));
/* coffcode.h needs these to be defined */
/* Internalcoff.h and coffcode.h modify themselves based on these flags. */
@@ -171,8 +170,9 @@ static boolean xcoff64_generate_rtinit
#define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
#define coff_bfd_reloc_type_lookup xcoff64_reloc_type_lookup
#ifdef AIX_CORE
-extern const bfd_target * rs6000coff_core_p ();
-extern boolean rs6000coff_core_file_matches_executable_p ();
+extern const bfd_target * rs6000coff_core_p PARAMS ((bfd *abfd));
+extern boolean rs6000coff_core_file_matches_executable_p
+ PARAMS((bfd *cbfd, bfd *ebfd));
extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd));
extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd));
#define CORE_FILE_P rs6000coff_core_p
@@ -2098,15 +2098,16 @@ xcoff64_loader_reloc_offset (abfd, ldhdr)
}
static boolean
-xcoff64_generate_rtinit (abfd, init, fini)
+xcoff64_generate_rtinit (abfd, init, fini, rtld)
bfd *abfd;
const char *init;
const char *fini;
+ boolean rtld;
{
bfd_byte filehdr_ext[FILHSZ];
- bfd_byte scnhdr_ext[SCNHSZ];
- bfd_byte syment_ext[SYMESZ * 8];
- bfd_byte reloc_ext[RELSZ * 2];
+ bfd_byte scnhdr_ext[SCNHSZ * 3];
+ bfd_byte syment_ext[SYMESZ * 10];
+ bfd_byte reloc_ext[RELSZ * 3];
bfd_byte *data_buffer;
bfd_size_type data_buffer_size;
bfd_byte *string_table, *st_tmp;
@@ -2114,16 +2115,20 @@ xcoff64_generate_rtinit (abfd, init, fini)
bfd_vma val;
size_t initsz, finisz;
struct internal_filehdr filehdr;
- struct internal_scnhdr scnhdr;
+ struct internal_scnhdr text_scnhdr;
+ struct internal_scnhdr data_scnhdr;
+ struct internal_scnhdr bss_scnhdr;
struct internal_syment syment;
union internal_auxent auxent;
struct internal_reloc reloc;
+ char *text_name = ".text";
char *data_name = ".data";
+ char *bss_name = ".bss";
char *rtinit_name = "__rtinit";
+ char *rtld_name = "__rtld";
- if (! bfd_xcoff_rtinit_size (abfd)
- || (init == NULL && fini == NULL))
+ if (! bfd_xcoff_rtinit_size (abfd))
return false;
initsz = (init == NULL ? 0 : 1 + strlen (init));
@@ -2133,26 +2138,54 @@ xcoff64_generate_rtinit (abfd, init, fini)
memset (filehdr_ext, 0, FILHSZ);
memset (&filehdr, 0, sizeof (struct internal_filehdr));
filehdr.f_magic = bfd_xcoff_magic_number (abfd);
- filehdr.f_nscns = 1;
+ filehdr.f_nscns = 3;
filehdr.f_timdat = 0;
filehdr.f_nsyms = 0; /* at least 6, no more than 8 */
filehdr.f_symptr = 0; /* set below */
filehdr.f_opthdr = 0;
filehdr.f_flags = 0;
- /* section header */
- memset (scnhdr_ext, 0, SCNHSZ);
- memset (&scnhdr, 0, sizeof (struct internal_scnhdr));
- memcpy (scnhdr.s_name, data_name, strlen (data_name));
- scnhdr.s_paddr = 0;
- scnhdr.s_vaddr = 0;
- scnhdr.s_size = 0; /* set below */
- scnhdr.s_scnptr = FILHSZ + SCNHSZ;
- scnhdr.s_relptr = 0; /* set below */
- scnhdr.s_lnnoptr = 0;
- scnhdr.s_nreloc = 0; /* either 1 or 2 */
- scnhdr.s_nlnno = 0;
- scnhdr.s_flags = STYP_DATA;
+ /* section headers */
+ memset (scnhdr_ext, 0, 3 * SCNHSZ);
+
+ /* text */
+ memset (&text_scnhdr, 0, sizeof (struct internal_scnhdr));
+ memcpy (text_scnhdr.s_name, text_name, strlen (text_name));
+ text_scnhdr.s_paddr = 0;
+ text_scnhdr.s_vaddr = 0;
+ text_scnhdr.s_size = 0;
+ text_scnhdr.s_scnptr = 0;
+ text_scnhdr.s_relptr = 0;
+ text_scnhdr.s_lnnoptr = 0;
+ text_scnhdr.s_nreloc = 0;
+ text_scnhdr.s_nlnno = 0;
+ text_scnhdr.s_flags = STYP_TEXT;
+
+ /* data */
+ memset (&data_scnhdr, 0, sizeof (struct internal_scnhdr));
+ memcpy (data_scnhdr.s_name, data_name, strlen (data_name));
+ data_scnhdr.s_paddr = 0;
+ data_scnhdr.s_vaddr = 0;
+ data_scnhdr.s_size = 0; /* set below */
+ data_scnhdr.s_scnptr = FILHSZ + 3 * SCNHSZ;
+ data_scnhdr.s_relptr = 0; /* set below */
+ data_scnhdr.s_lnnoptr = 0;
+ data_scnhdr.s_nreloc = 0; /* either 1 or 2 */
+ data_scnhdr.s_nlnno = 0;
+ data_scnhdr.s_flags = STYP_DATA;
+
+ /* bss */
+ memset (&bss_scnhdr, 0, sizeof (struct internal_scnhdr));
+ memcpy (bss_scnhdr.s_name, bss_name, strlen (bss_name));
+ bss_scnhdr.s_paddr = 0; /* set below */
+ bss_scnhdr.s_vaddr = 0; /* set below */
+ bss_scnhdr.s_size = 0; /* set below */
+ bss_scnhdr.s_scnptr = 0;
+ bss_scnhdr.s_relptr = 0;
+ bss_scnhdr.s_lnnoptr = 0;
+ bss_scnhdr.s_nreloc = 0;
+ bss_scnhdr.s_nlnno = 0;
+ bss_scnhdr.s_flags = STYP_BSS;
/* .data
0x0000 0x00000000 : rtl
@@ -2209,7 +2242,8 @@ xcoff64_generate_rtinit (abfd, init, fini)
val = 0x10;
bfd_put_32 (abfd, val, &data_buffer[0x10]);
- scnhdr.s_size = data_buffer_size;
+ data_scnhdr.s_size = data_buffer_size;
+ bss_scnhdr.s_paddr = bss_scnhdr.s_vaddr = data_scnhdr.s_size;
/* string table */
string_table_size = 4;
@@ -2217,6 +2251,8 @@ xcoff64_generate_rtinit (abfd, init, fini)
string_table_size += strlen (rtinit_name) + 1;
string_table_size += initsz;
string_table_size += finisz;
+ if (true == rtld)
+ string_table_size += strlen (rtld_name) + 1;
string_table = (bfd_byte *)bfd_malloc (string_table_size);
memset (string_table, 0, string_table_size);
@@ -2228,9 +2264,10 @@ xcoff64_generate_rtinit (abfd, init, fini)
0. .data csect
2. __rtinit
4. init function
- 6. fini function */
- memset (syment_ext, 0, 8 * SYMESZ);
- memset (reloc_ext, 0, 2 * RELSZ);
+ 6. fini function
+ 8. __rtld */
+ memset (syment_ext, 0, 10 * SYMESZ);
+ memset (reloc_ext, 0, 3 * RELSZ);
/* .data csect */
memset (&syment, 0, sizeof (struct internal_syment));
@@ -2240,7 +2277,7 @@ xcoff64_generate_rtinit (abfd, init, fini)
memcpy (st_tmp, data_name, strlen (data_name));
st_tmp += strlen (data_name) + 1;
- syment.n_scnum = 1;
+ syment.n_scnum = 2;
syment.n_sclass = C_HIDEXT;
syment.n_numaux = 1;
auxent.x_csect.x_scnlen.l = data_buffer_size;
@@ -2260,7 +2297,7 @@ xcoff64_generate_rtinit (abfd, init, fini)
memcpy (st_tmp, rtinit_name, strlen (rtinit_name));
st_tmp += strlen (rtinit_name) + 1;
- syment.n_scnum = 1;
+ syment.n_scnum = 2;
syment.n_sclass = C_EXT;
syment.n_numaux = 1;
auxent.x_csect.x_smtyp = XTY_LD;
@@ -2298,7 +2335,7 @@ xcoff64_generate_rtinit (abfd, init, fini)
bfd_coff_swap_reloc_out (abfd, &reloc, &reloc_ext[0]);
filehdr.f_nsyms += 2;
- scnhdr.s_nreloc += 1;
+ data_scnhdr.s_nreloc += 1;
}
/* finit */
@@ -2326,21 +2363,55 @@ xcoff64_generate_rtinit (abfd, init, fini)
reloc.r_type = R_POS;
reloc.r_size = 63;
bfd_coff_swap_reloc_out (abfd, &reloc,
- &reloc_ext[scnhdr.s_nreloc * RELSZ]);
+ &reloc_ext[data_scnhdr.s_nreloc * RELSZ]);
filehdr.f_nsyms += 2;
- scnhdr.s_nreloc += 1;
+ data_scnhdr.s_nreloc += 1;
}
- scnhdr.s_relptr = scnhdr.s_scnptr + data_buffer_size;
- filehdr.f_symptr = scnhdr.s_relptr + scnhdr.s_nreloc * RELSZ;
+ if (rtld)
+ {
+ memset (&syment, 0, sizeof (struct internal_syment));
+ memset (&auxent, 0, sizeof (union internal_auxent));
+
+ syment._n._n_n._n_offset = st_tmp - string_table;
+ memcpy (st_tmp, rtld_name, strlen (rtld_name));
+ st_tmp += strlen (rtld_name) + 1;
+
+ syment.n_sclass = C_EXT;
+ syment.n_numaux = 1;
+ bfd_coff_swap_sym_out (abfd, &syment,
+ &syment_ext[filehdr.f_nsyms * SYMESZ]);
+ bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
+ syment.n_numaux,
+ &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
+
+ /* reloc */
+ memset (&reloc, 0, sizeof (struct internal_reloc));
+ reloc.r_vaddr = 0x0000;
+ reloc.r_symndx = filehdr.f_nsyms;
+ reloc.r_type = R_POS;
+ reloc.r_size = 63;
+ bfd_coff_swap_reloc_out (abfd, &reloc,
+ &reloc_ext[data_scnhdr.s_nreloc * RELSZ]);
+
+ filehdr.f_nsyms += 2;
+ data_scnhdr.s_nreloc += 1;
+
+ bss_scnhdr.s_size = 0;
+ }
+
+ data_scnhdr.s_relptr = data_scnhdr.s_scnptr + data_buffer_size;
+ filehdr.f_symptr = data_scnhdr.s_relptr + data_scnhdr.s_nreloc * RELSZ;
bfd_coff_swap_filehdr_out (abfd, &filehdr, filehdr_ext);
bfd_bwrite (filehdr_ext, FILHSZ, abfd);
- bfd_coff_swap_scnhdr_out (abfd, &scnhdr, scnhdr_ext);
- bfd_bwrite (scnhdr_ext, SCNHSZ, abfd);
+ bfd_coff_swap_scnhdr_out (abfd, &text_scnhdr, &scnhdr_ext[SCNHSZ * 0]);
+ bfd_coff_swap_scnhdr_out (abfd, &data_scnhdr, &scnhdr_ext[SCNHSZ * 1]);
+ bfd_coff_swap_scnhdr_out (abfd, &bss_scnhdr, &scnhdr_ext[SCNHSZ * 2]);
+ bfd_bwrite (scnhdr_ext, 3 * SCNHSZ, abfd);
bfd_bwrite (data_buffer, data_buffer_size, abfd);
- bfd_bwrite (reloc_ext, scnhdr.s_nreloc * RELSZ, abfd);
+ bfd_bwrite (reloc_ext, data_scnhdr.s_nreloc * RELSZ, abfd);
bfd_bwrite (syment_ext, filehdr.f_nsyms * SYMESZ, abfd);
bfd_bwrite (string_table, string_table_size, abfd);
@@ -2478,7 +2549,6 @@ static const struct xcoff_backend_data_rec bfd_xcoff_backend_data =
/* rtinit */
88, /* _xcoff_rtinit_size */
xcoff64_generate_rtinit, /* _xcoff_generate_rtinit */
-
};
/* The transfer vector that leads the outside world to all of the above. */
diff --git a/bfd/libxcoff.h b/bfd/libxcoff.h
index ee72370..20c3c4a 100644
--- a/bfd/libxcoff.h
+++ b/bfd/libxcoff.h
@@ -95,7 +95,8 @@ struct xcoff_backend_data_rec
/* rtinit */
unsigned int _xcoff_rtinit_size;
- boolean (*_xcoff_generate_rtinit)(bfd *, const char *, const char *);
+ boolean (*_xcoff_generate_rtinit)(bfd *, const char *, const char *,
+ boolean);
};
/* Look up an entry in an XCOFF link hash table. */
@@ -192,6 +193,6 @@ struct xcoff_backend_data_rec
#define bfd_xcoff_is_xcoff32(a) (0x01DF == (bfd_xcoff_magic_number(a)))
#define bfd_xcoff_rtinit_size(a) ((xcoff_backend(a)->_xcoff_rtinit_size))
-#define bfd_xcoff_generate_rtinit(a, b, c) ((xcoff_backend(a)->_xcoff_generate_rtinit ((a), (b), (c))))
+#define bfd_xcoff_generate_rtinit(a, b, c, d) ((xcoff_backend(a)->_xcoff_generate_rtinit ((a), (b), (c), (d))))
#endif /* LIBXCOFF_H */
diff --git a/bfd/xcofflink.c b/bfd/xcofflink.c
index 84b8e52..5b1ddcc 100644
--- a/bfd/xcofflink.c
+++ b/bfd/xcofflink.c
@@ -1046,16 +1046,12 @@ xcoff_link_add_symbols (abfd, info)
&& ! info->static_link)
{
if (! xcoff_link_add_dynamic_symbols (abfd, info))
- {
- return false;
- }
+ return false;
}
/* create the loader, toc, gl, ds and debug sections, if needed */
if (false == xcoff_link_create_extra_sections(abfd, info))
- {
- goto error_return;
- }
+ goto error_return;
if ((abfd->flags & DYNAMIC) != 0
&& ! info->static_link)
@@ -1146,7 +1142,6 @@ xcoff_link_add_symbols (abfd, info)
}
}
-
/* Don't let the linker relocation routines discard the symbols. */
obj_coff_keep_syms (abfd) = true;
@@ -2806,7 +2801,7 @@ boolean
bfd_xcoff_size_dynamic_sections (output_bfd, info, libpath, entry,
file_align, maxstack, maxdata, gc,
modtype, textro, export_defineds,
- special_sections)
+ special_sections, rtld)
bfd *output_bfd;
struct bfd_link_info *info;
const char *libpath;
@@ -2819,6 +2814,7 @@ bfd_xcoff_size_dynamic_sections (output_bfd, info, libpath, entry,
boolean textro;
boolean export_defineds;
asection **special_sections;
+ boolean rtld;
{
struct xcoff_link_hash_entry *hentry;
asection *lsec;
@@ -2837,7 +2833,6 @@ bfd_xcoff_size_dynamic_sections (output_bfd, info, libpath, entry,
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
{
-
for (i = 0; i < XCOFF_NUMBER_OF_SPECIAL_SECTIONS; i++)
special_sections[i] = NULL;
return true;
@@ -2859,11 +2854,8 @@ bfd_xcoff_size_dynamic_sections (output_bfd, info, libpath, entry,
xcoff_hash_table (info)->file_align = file_align;
xcoff_hash_table (info)->textro = textro;
- if (entry == NULL)
- {
- hentry = NULL;
- }
- else
+ hentry = NULL;
+ if (entry != NULL)
{
hentry = xcoff_link_hash_lookup (xcoff_hash_table (info), entry,
false, false, true);
@@ -2872,65 +2864,56 @@ bfd_xcoff_size_dynamic_sections (output_bfd, info, libpath, entry,
}
/* __rtinit */
- if (info->init_function || info->fini_function) {
- struct xcoff_link_hash_entry *hrtinit;
- struct internal_ldsym *ldsym;
-
- hrtinit = xcoff_link_hash_lookup (xcoff_hash_table (info),
- "__rtinit",
- false, false, true);
- if (hrtinit != NULL)
- {
- xcoff_mark_symbol (info, hrtinit);
- hrtinit->flags |= (XCOFF_DEF_REGULAR | XCOFF_RTINIT);
- }
- else
- {
- (*_bfd_error_handler)
- (_("error: undefined symbol __rtinit"));
-
- return false;
- }
-
- /* __rtinit initalized here
- Some information, like the location of the .initfini seciton will
- be filled in later.
-
- name or offset taken care of below with bfd_xcoff_put_ldsymbol_name. */
- amt = sizeof (struct internal_ldsym);
- ldsym = (struct internal_ldsym *) bfd_malloc (amt);
-
- ldsym->l_value = 0; /* will be filled in later */
- ldsym->l_scnum = 2; /* data section */
- ldsym->l_smtype = XTY_SD; /* csect section definition */
- ldsym->l_smclas = 5; /* .rw */
- ldsym->l_ifile = 0; /* special system loader symbol */
- ldsym->l_parm = 0; /* NA */
-
- /* Force __rtinit to be the first symbol in the loader symbol table
- See xcoff_build_ldsyms
-
- The first 3 symbol table indices are reserved to indicate the data,
- text and bss sections. */
- BFD_ASSERT (0 == ldinfo.ldsym_count);
-
- hrtinit->ldindx = 3;
- ldinfo.ldsym_count = 1;
- hrtinit->ldsym = ldsym;
-
- if (false == bfd_xcoff_put_ldsymbol_name (ldinfo.output_bfd, &ldinfo,
- hrtinit->ldsym,
- hrtinit->root.root.string))
- {
+ if (info->init_function || info->fini_function || rtld == true)
+ {
+ struct xcoff_link_hash_entry *hsym;
+ struct internal_ldsym *ldsym;
+
+ hsym = xcoff_link_hash_lookup (xcoff_hash_table (info),
+ "__rtinit", false, false, true);
+ if (hsym == NULL)
+ {
+ (*_bfd_error_handler)
+ (_("error: undefined symbol __rtinit"));
+ return false;
+ }
+
+ xcoff_mark_symbol (info, hsym);
+ hsym->flags |= (XCOFF_DEF_REGULAR | XCOFF_RTINIT);
+
+ /* __rtinit initalized */
+ amt = sizeof (struct internal_ldsym);
+ ldsym = (struct internal_ldsym *) bfd_malloc (amt);
+
+ ldsym->l_value = 0; /* will be filled in later */
+ ldsym->l_scnum = 2; /* data section */
+ ldsym->l_smtype = XTY_SD; /* csect section definition */
+ ldsym->l_smclas = 5; /* .rw */
+ ldsym->l_ifile = 0; /* special system loader symbol */
+ ldsym->l_parm = 0; /* NA */
+
+ /* Force __rtinit to be the first symbol in the loader symbol table
+ See xcoff_build_ldsyms
+
+ The first 3 symbol table indices are reserved to indicate the data,
+ text and bss sections. */
+ BFD_ASSERT (0 == ldinfo.ldsym_count);
+
+ hsym->ldindx = 3;
+ ldinfo.ldsym_count = 1;
+ hsym->ldsym = ldsym;
+
+ if (false == bfd_xcoff_put_ldsymbol_name (ldinfo.output_bfd, &ldinfo,
+ hsym->ldsym,
+ hsym->root.root.string))
return false;
- }
-
- /* This symbol is written out by xcoff_write_global_symbol
- Set stuff up so xcoff_write_global_symbol logic works. */
- hrtinit->flags |= XCOFF_DEF_REGULAR | XCOFF_MARK;
- hrtinit->root.type = bfd_link_hash_defined;
- hrtinit->root.u.def.value = 0;
- }
+
+ /* This symbol is written out by xcoff_write_global_symbol
+ Set stuff up so xcoff_write_global_symbol logic works. */
+ hsym->flags |= XCOFF_DEF_REGULAR | XCOFF_MARK;
+ hsym->root.type = bfd_link_hash_defined;
+ hsym->root.u.def.value = 0;
+ }
/* Garbage collect unused sections. */
if (info->relocateable
@@ -3220,10 +3203,11 @@ bfd_xcoff_size_dynamic_sections (output_bfd, info, libpath, entry,
}
boolean
-bfd_xcoff_link_generate_rtinit (abfd, init, fini)
+bfd_xcoff_link_generate_rtinit (abfd, init, fini, rtld)
bfd *abfd;
const char *init;
const char *fini;
+ boolean rtld;
{
struct bfd_in_memory *bim;
@@ -3242,7 +3226,7 @@ bfd_xcoff_link_generate_rtinit (abfd, init, fini)
abfd->direction = write_direction;
abfd->where = 0;
- if (false == bfd_xcoff_generate_rtinit (abfd, init, fini))
+ if (false == bfd_xcoff_generate_rtinit (abfd, init, fini, rtld))
return false;
/* need to reset to unknown or it will not be read back in correctly */
@@ -3264,14 +3248,9 @@ xcoff_build_ldsyms (h, p)
struct xcoff_loader_info *ldinfo = (struct xcoff_loader_info *) p;
bfd_size_type amt;
- /* __rtinit
- Special handling of this symbol to make is the first symbol in
- the loader symbol table. Make sure this pass through does not
- undo it. */
+ /* __rtinit, this symbol has special handling. */
if (h->flags & XCOFF_RTINIT)
- {
return true;
- }
/* If this is a final link, and the symbol was defined as a common
symbol in a regular object file, and there was no definition in
@@ -3386,17 +3365,11 @@ xcoff_build_ldsyms (h, p)
xcoff32 uses 4 bytes in the toc.
xcoff64 uses 8 bytes in the toc. */
if (bfd_xcoff_is_xcoff64 (ldinfo->output_bfd))
- {
- byte_size = 8;
- }
+ byte_size = 8;
else if (bfd_xcoff_is_xcoff32 (ldinfo->output_bfd))
- {
- byte_size = 4;
- }
+ byte_size = 4;
else
- {
- return false;
- }
+ return false;
hds->toc_section = xcoff_hash_table (ldinfo->info)->toc_section;
hds->u.toc_offset = hds->toc_section->_raw_size;