* elf32-sh.c: New file.
* elf.c (prep_headers): Handle bfd_arch_sh.
* elfcode.h (write_relocs): Handle absolute symbol.
* elf-bfd.h (_bfd_elf32_link_read_relocs): Declare.
(_bfd_elf64_link_read_relocs): Declare.
* elflink.h (NAME(_bfd_elf,link_read_relocs)): Rename from
elf_link_read_relocs. Make globally visible. Change all
callers.
(elf_link_input_bfd): Get external symbols from cache in
symtab_hdr->contents. Get contents from cache in
elf_section_data.
* elfxx-target.h (bfD_elfNN_bfd_relax_section): Only define if not
already defined.
* reloc.c: Define BFD_RELOC_SH_* relocs.
* libbfd-in.h (_bfd_sh_align_load_span): Declare.
* coff-sh.c (sh_insns_conflict): Fix a return value.
(_bfd_sh_align_load_span): New globally visible function, broken
out of sh_align_load.
(sh_align_load): Call _bfd_sh_align_load_span.
(sh_swap_insns): Change relocs parameter to PTR.
* bfd-in2.h, libbfd.h: Rebuild.
* targets.c (bfd_elf32_sh_vec): Declare.
(bfd_elf32_shl_vec): Declare.
* config.bfd (sh-*-elf*): New target.
* configure.in (bfd_elf32_sh_vec): New target vector.
(bfd_elf32_shl_vec): New target vector.
* configure: Rebuild.
* Makefile.in: Rebuild dependencies.
(BFD32_BACKENDS): Add elf32-sh.o.
(BFD32_BACKENDS_CFILES): Add elf32-sh.c.
* elf.c (map_sections_to_segments): Check that LMA does not skip a
page before checking D_PAGED.
elf32-m88k.c
elf32-mips.c
elf32-ppc.c
+elf32-sh.c
elf32-sparc.c
elf32.c
elf64-alpha.c
Fri Aug 30 11:49:19 1996 Ian Lance Taylor <ian@cygnus.com>
+ Add SH ELF support.
+ * elf32-sh.c: New file.
+ * elf.c (prep_headers): Handle bfd_arch_sh.
+ * elfcode.h (write_relocs): Handle absolute symbol.
+ * elf-bfd.h (_bfd_elf32_link_read_relocs): Declare.
+ (_bfd_elf64_link_read_relocs): Declare.
+ * elflink.h (NAME(_bfd_elf,link_read_relocs)): Rename from
+ elf_link_read_relocs. Make globally visible. Change all
+ callers.
+ (elf_link_input_bfd): Get external symbols from cache in
+ symtab_hdr->contents. Get contents from cache in
+ elf_section_data.
+ * elfxx-target.h (bfD_elfNN_bfd_relax_section): Only define if not
+ already defined.
+ * reloc.c: Define BFD_RELOC_SH_* relocs.
+ * libbfd-in.h (_bfd_sh_align_load_span): Declare.
+ * coff-sh.c (sh_insns_conflict): Fix a return value.
+ (_bfd_sh_align_load_span): New globally visible function, broken
+ out of sh_align_load.
+ (sh_align_load): Call _bfd_sh_align_load_span.
+ (sh_swap_insns): Change relocs parameter to PTR.
+ * bfd-in2.h, libbfd.h: Rebuild.
+ * targets.c (bfd_elf32_sh_vec): Declare.
+ (bfd_elf32_shl_vec): Declare.
+ * config.bfd (sh-*-elf*): New target.
+ * configure.in (bfd_elf32_sh_vec): New target vector.
+ (bfd_elf32_shl_vec): New target vector.
+ * configure: Rebuild.
+ * Makefile.in: Rebuild dependencies.
+ (BFD32_BACKENDS): Add elf32-sh.o.
+ (BFD32_BACKENDS_CFILES): Add elf32-sh.c.
+
+ * elf.c (map_sections_to_segments): Check that LMA does not skip a
+ page before checking D_PAGED.
+
* ihex.c (ihex_scan): Removed unnecessary extbase variable.
(ihex_write_object_contents): Remove extbase; always use segbase
instead.
bfd_arch_arm, /* Advanced Risc Machines ARM */
bfd_arch_ns32k, /* National Semiconductors ns32000 */
bfd_arch_w65, /* WDC 65816 */
+ /* start-sanitize-v850 */
+ bfd_arch_v850, /* NEC V850 */
+ /* end-sanitize-v850 */
/* start-sanitize-arc */
bfd_arch_arc, /* Argonaut RISC Core */
#define bfd_mach_arc_base 0
BFD_RELOC_ARM_IN_POOL,
BFD_RELOC_ARM_OFFSET_IMM8,
BFD_RELOC_ARM_HWLITERAL,
+ BFD_RELOC_ARM_THUMB_ADD,
+ BFD_RELOC_ARM_THUMB_IMM,
+ BFD_RELOC_ARM_THUMB_SHIFT,
+ BFD_RELOC_ARM_THUMB_OFFSET,
+
+/* Hitachi SH relocs. Not all of these appear in object files. */
+ BFD_RELOC_SH_PCDISP8BY2,
+ BFD_RELOC_SH_PCDISP12BY2,
+ BFD_RELOC_SH_IMM4,
+ BFD_RELOC_SH_IMM4BY2,
+ BFD_RELOC_SH_IMM4BY4,
+ BFD_RELOC_SH_IMM8,
+ BFD_RELOC_SH_IMM8BY2,
+ BFD_RELOC_SH_IMM8BY4,
+ BFD_RELOC_SH_PCRELIMM8BY2,
+ BFD_RELOC_SH_PCRELIMM8BY4,
+ BFD_RELOC_SH_SWITCH16,
+ BFD_RELOC_SH_SWITCH32,
+ BFD_RELOC_SH_USES,
+ BFD_RELOC_SH_COUNT,
+ BFD_RELOC_SH_ALIGN,
+ BFD_RELOC_SH_CODE,
+ BFD_RELOC_SH_DATA,
+ BFD_RELOC_SH_LABEL,
/* start-sanitize-arc */
/* Argonaut RISC Core (ARC) relocs.
BFD_RELOC_D10V_18_PCREL,
/* end-sanitize-d10v */
+/* NEC V850 relocs. */
+ BFD_RELOC_V850_9_PCREL,
+ BFD_RELOC_V850_22_PCREL,
+
BFD_RELOC_UNUSED };
typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
reloc_howto_type *
PARAMS ((bfd *, struct bfd_link_info *));
static boolean elf_link_add_archive_symbols
PARAMS ((bfd *, struct bfd_link_info *));
-static Elf_Internal_Rela *elf_link_read_relocs
- PARAMS ((bfd *, asection *, PTR, Elf_Internal_Rela *, boolean));
static boolean elf_export_symbol
PARAMS ((struct elf_link_hash_entry *, PTR));
static boolean elf_adjust_dynamic_symbol
if ((o->flags & SEC_ALLOC) == 0)
continue;
- internal_relocs = elf_link_read_relocs (abfd, o, (PTR) NULL,
- (Elf_Internal_Rela *) NULL,
- info->keep_memory);
+ internal_relocs = (NAME(_bfd_elf,link_read_relocs)
+ (abfd, o, (PTR) NULL,
+ (Elf_Internal_Rela *) NULL,
+ info->keep_memory));
if (internal_relocs == NULL)
goto error_return;
value is allocated using either malloc or bfd_alloc, according to
the KEEP_MEMORY argument. */
-static Elf_Internal_Rela *
-elf_link_read_relocs (abfd, o, external_relocs, internal_relocs, keep_memory)
+Elf_Internal_Rela *
+NAME(_bfd_elf,link_read_relocs) (abfd, o, external_relocs, internal_relocs,
+ keep_memory)
bfd *abfd;
asection *o;
PTR external_relocs;
Elf_Internal_Shdr *symtab_hdr;
size_t locsymcount;
size_t extsymoff;
+ Elf_External_Sym *external_syms;
Elf_External_Sym *esym;
Elf_External_Sym *esymend;
Elf_Internal_Sym *isym;
}
/* Read the local symbols. */
- if (locsymcount > 0
- && (bfd_seek (input_bfd, symtab_hdr->sh_offset, SEEK_SET) != 0
- || (bfd_read (finfo->external_syms, sizeof (Elf_External_Sym),
+ if (symtab_hdr->contents != NULL)
+ external_syms = (Elf_External_Sym *) symtab_hdr->contents;
+ else if (locsymcount == 0)
+ external_syms = NULL;
+ else
+ {
+ external_syms = finfo->external_syms;
+ if (bfd_seek (input_bfd, symtab_hdr->sh_offset, SEEK_SET) != 0
+ || (bfd_read (external_syms, sizeof (Elf_External_Sym),
locsymcount, input_bfd)
- != locsymcount * sizeof (Elf_External_Sym))))
- return false;
+ != locsymcount * sizeof (Elf_External_Sym)))
+ return false;
+ }
/* Swap in the local symbols and write out the ones which we know
are going into the output file. */
- esym = finfo->external_syms;
+ esym = external_syms;
esymend = esym + locsymcount;
isym = finfo->internal_syms;
pindex = finfo->indices;
*ppsection = isec;
/* Don't output the first, undefined, symbol. */
- if (esym == finfo->external_syms)
+ if (esym == external_syms)
continue;
/* If we are stripping all symbols, we don't want to output this
/* Relocate the contents of each section. */
for (o = input_bfd->sections; o != NULL; o = o->next)
{
+ bfd_byte *contents;
+
if (! o->linker_mark)
{
/* This section was omitted from the link. */
continue;
}
- /* Read the contents of the section. */
- if (! bfd_get_section_contents (input_bfd, o, finfo->contents,
- (file_ptr) 0, o->_raw_size))
- return false;
+ /* Get the contents of the section. They have been cached by a
+ relaxation routine. Note that o is a section in an input
+ file, so the contents field will not have been set by any of
+ the routines which work on output files. */
+ if (elf_section_data (o)->this_hdr.contents != NULL)
+ contents = elf_section_data (o)->this_hdr.contents;
+ else
+ {
+ contents = finfo->contents;
+ if (! bfd_get_section_contents (input_bfd, o, contents,
+ (file_ptr) 0, o->_raw_size))
+ return false;
+ }
if ((o->flags & SEC_RELOC) != 0)
{
Elf_Internal_Rela *internal_relocs;
/* Get the swapped relocs. */
- internal_relocs = elf_link_read_relocs (input_bfd, o,
- finfo->external_relocs,
- finfo->internal_relocs,
- false);
+ internal_relocs = (NAME(_bfd_elf,link_read_relocs)
+ (input_bfd, o, finfo->external_relocs,
+ finfo->internal_relocs, false));
if (internal_relocs == NULL
&& o->reloc_count > 0)
return false;
the addend to be adjusted. */
if (! (*relocate_section) (output_bfd, finfo->info,
- input_bfd, o,
- finfo->contents,
+ input_bfd, o, contents,
internal_relocs,
finfo->internal_syms,
finfo->sections))
if (elf_section_data (o)->stab_info == NULL)
{
if (! bfd_set_section_contents (output_bfd, o->output_section,
- finfo->contents, o->output_offset,
+ contents, o->output_offset,
(o->_cooked_size != 0
? o->_cooked_size
: o->_raw_size)))
{
if (! _bfd_write_section_stabs (output_bfd, o,
&elf_section_data (o)->stab_info,
- finfo->contents))
+ contents))
return false;
}
}
extern bfd_vma _bfd_get_gp_value PARAMS ((bfd *));
extern void _bfd_set_gp_value PARAMS ((bfd *, bfd_vma));
+/* Function shared by the COFF and ELF SH backends, which have no
+ other common header files. */
+
+extern boolean _bfd_sh_align_load_span
+ PARAMS ((bfd *, asection *, bfd_byte *,
+ boolean (*) (bfd *, asection *, PTR, bfd_byte *, bfd_vma),
+ PTR, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, boolean *));
+
/* And more follows */
void
"BFD_RELOC_ARM_IN_POOL",
"BFD_RELOC_ARM_OFFSET_IMM8",
"BFD_RELOC_ARM_HWLITERAL",
+ "BFD_RELOC_ARM_THUMB_ADD",
+ "BFD_RELOC_ARM_THUMB_IMM",
+ "BFD_RELOC_ARM_THUMB_SHIFT",
+ "BFD_RELOC_ARM_THUMB_OFFSET",
+ "BFD_RELOC_SH_PCDISP8BY2",
+ "BFD_RELOC_SH_PCDISP12BY2",
+ "BFD_RELOC_SH_IMM4",
+ "BFD_RELOC_SH_IMM4BY2",
+ "BFD_RELOC_SH_IMM4BY4",
+ "BFD_RELOC_SH_IMM8",
+ "BFD_RELOC_SH_IMM8BY2",
+ "BFD_RELOC_SH_IMM8BY4",
+ "BFD_RELOC_SH_PCRELIMM8BY2",
+ "BFD_RELOC_SH_PCRELIMM8BY4",
+ "BFD_RELOC_SH_SWITCH16",
+ "BFD_RELOC_SH_SWITCH32",
+ "BFD_RELOC_SH_USES",
+ "BFD_RELOC_SH_COUNT",
+ "BFD_RELOC_SH_ALIGN",
+ "BFD_RELOC_SH_CODE",
+ "BFD_RELOC_SH_DATA",
+ "BFD_RELOC_SH_LABEL",
/* start-sanitize-arc */
"BFD_RELOC_ARC_B22_PCREL",
"BFD_RELOC_ARC_B26",
/* BFD support for handling relocation entries.
- Copyright (C) 1990, 91, 92, 93, 94, 1995 Free Software Foundation, Inc.
+ Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
BFD_RELOC_ARM_OFFSET_IMM8
ENUMX
BFD_RELOC_ARM_HWLITERAL
+ENUMX
+ BFD_RELOC_ARM_THUMB_ADD
+ENUMX
+ BFD_RELOC_ARM_THUMB_IMM
+ENUMX
+ BFD_RELOC_ARM_THUMB_SHIFT
+ENUMX
+ BFD_RELOC_ARM_THUMB_OFFSET
ENUMDOC
These relocs are only used within the ARM assembler. They are not
(at present) written to any object files.
+ENUM
+ BFD_RELOC_SH_PCDISP8BY2
+ENUMX
+ BFD_RELOC_SH_PCDISP12BY2
+ENUMX
+ BFD_RELOC_SH_IMM4
+ENUMX
+ BFD_RELOC_SH_IMM4BY2
+ENUMX
+ BFD_RELOC_SH_IMM4BY4
+ENUMX
+ BFD_RELOC_SH_IMM8
+ENUMX
+ BFD_RELOC_SH_IMM8BY2
+ENUMX
+ BFD_RELOC_SH_IMM8BY4
+ENUMX
+ BFD_RELOC_SH_PCRELIMM8BY2
+ENUMX
+ BFD_RELOC_SH_PCRELIMM8BY4
+ENUMX
+ BFD_RELOC_SH_SWITCH16
+ENUMX
+ BFD_RELOC_SH_SWITCH32
+ENUMX
+ BFD_RELOC_SH_USES
+ENUMX
+ BFD_RELOC_SH_COUNT
+ENUMX
+ BFD_RELOC_SH_ALIGN
+ENUMX
+ BFD_RELOC_SH_CODE
+ENUMX
+ BFD_RELOC_SH_DATA
+ENUMX
+ BFD_RELOC_SH_LABEL
+ENUMDOC
+ Hitachi SH relocs. Not all of these appear in object files.
+
COMMENT
{* start-sanitize-arc *}
ENUM
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