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authorMiod Vallat <miod@cvs.openbsd.org>2004-11-02 20:23:32 +0000
committerMiod Vallat <miod@cvs.openbsd.org>2004-11-02 20:23:32 +0000
commit21ca5604689b35171671ce1ed04c5faccc82e0cd (patch)
treefecccf88d2c1cd815887b6c39d76a22688e234ca /gnu/usr.bin/binutils/bfd/elf32-m68hc12.c
parentd4035bbe9de0a0eff2e5cae2ebc0a34f9227901b (diff)
Binutils 2.15, with testsuites removed, and without gdb and libiberty.
Diffstat (limited to 'gnu/usr.bin/binutils/bfd/elf32-m68hc12.c')
-rw-r--r--gnu/usr.bin/binutils/bfd/elf32-m68hc12.c51
1 files changed, 29 insertions, 22 deletions
diff --git a/gnu/usr.bin/binutils/bfd/elf32-m68hc12.c b/gnu/usr.bin/binutils/bfd/elf32-m68hc12.c
index 54fdca28277..cfc265efd73 100644
--- a/gnu/usr.bin/binutils/bfd/elf32-m68hc12.c
+++ b/gnu/usr.bin/binutils/bfd/elf32-m68hc12.c
@@ -30,17 +30,17 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Relocation functions. */
static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
- PARAMS ((bfd *, bfd_reloc_code_real_type));
+ (bfd *, bfd_reloc_code_real_type);
static void m68hc11_info_to_howto_rel
- PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
+ (bfd *, arelent *, Elf_Internal_Rela *);
/* Trampoline generation. */
static bfd_boolean m68hc12_elf_size_one_stub
- PARAMS((struct bfd_hash_entry *gen_entry, PTR in_arg));
+ (struct bfd_hash_entry *gen_entry, void *in_arg);
static bfd_boolean m68hc12_elf_build_one_stub
- PARAMS((struct bfd_hash_entry *gen_entry, PTR in_arg));
+ (struct bfd_hash_entry *gen_entry, void *in_arg);
static struct bfd_link_hash_table* m68hc12_elf_bfd_link_hash_table_create
- PARAMS((bfd*));
+ (bfd*);
static bfd_boolean m68hc12_elf_set_mach_from_flags PARAMS ((bfd *));
@@ -390,9 +390,8 @@ static const struct m68hc11_reloc_map m68hc11_reloc_map[] = {
};
static reloc_howto_type *
-bfd_elf32_bfd_reloc_type_lookup (abfd, code)
- bfd *abfd ATTRIBUTE_UNUSED;
- bfd_reloc_code_real_type code;
+bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ bfd_reloc_code_real_type code)
{
unsigned int i;
@@ -410,10 +409,8 @@ bfd_elf32_bfd_reloc_type_lookup (abfd, code)
/* Set the howto pointer for an M68HC11 ELF reloc. */
static void
-m68hc11_info_to_howto_rel (abfd, cache_ptr, dst)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *cache_ptr;
- Elf_Internal_Rela *dst;
+m68hc11_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
+ arelent *cache_ptr, Elf_Internal_Rela *dst)
{
unsigned int r_type;
@@ -427,9 +424,7 @@ m68hc11_info_to_howto_rel (abfd, cache_ptr, dst)
/* Build a 68HC12 trampoline stub. */
static bfd_boolean
-m68hc12_elf_build_one_stub (gen_entry, in_arg)
- struct bfd_hash_entry *gen_entry;
- PTR in_arg;
+m68hc12_elf_build_one_stub (struct bfd_hash_entry *gen_entry, void *in_arg)
{
struct elf32_m68hc11_stub_hash_entry *stub_entry;
struct bfd_link_info *info;
@@ -483,9 +478,8 @@ m68hc12_elf_build_one_stub (gen_entry, in_arg)
we know stub section sizes. */
static bfd_boolean
-m68hc12_elf_size_one_stub (gen_entry, in_arg)
- struct bfd_hash_entry *gen_entry;
- PTR in_arg ATTRIBUTE_UNUSED;
+m68hc12_elf_size_one_stub (struct bfd_hash_entry *gen_entry,
+ void *in_arg ATTRIBUTE_UNUSED)
{
struct elf32_m68hc11_stub_hash_entry *stub_entry;
@@ -499,8 +493,7 @@ m68hc12_elf_size_one_stub (gen_entry, in_arg)
/* Create a 68HC12 ELF linker hash table. */
static struct bfd_link_hash_table *
-m68hc12_elf_bfd_link_hash_table_create (abfd)
- bfd *abfd;
+m68hc12_elf_bfd_link_hash_table_create (bfd *abfd)
{
struct m68hc11_elf_link_hash_table *ret;
@@ -515,8 +508,7 @@ m68hc12_elf_bfd_link_hash_table_create (abfd)
}
static bfd_boolean
-m68hc12_elf_set_mach_from_flags (abfd)
- bfd *abfd;
+m68hc12_elf_set_mach_from_flags (bfd *abfd)
{
flagword flags = elf_elfheader (abfd)->e_flags;
@@ -538,6 +530,20 @@ m68hc12_elf_set_mach_from_flags (abfd)
return TRUE;
}
+/* Specific sections:
+ - The .page0 is a data section that is mapped in [0x0000..0x00FF].
+ Page0 accesses are faster on the M68HC12.
+ - The .vectors is the section that represents the interrupt
+ vectors. */
+static struct bfd_elf_special_section const elf32_m68hc12_special_sections[]=
+{
+ { ".eeprom", 7, 0, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
+ { ".softregs", 9, 0, SHT_NOBITS, SHF_ALLOC + SHF_WRITE },
+ { ".page0", 6, 0, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
+ { ".vectors", 8, 0, SHT_PROGBITS, SHF_ALLOC },
+ { NULL, 0, 0, 0, 0 }
+};
+
#define ELF_ARCH bfd_arch_m68hc12
#define ELF_MACHINE_CODE EM_68HC12
#define ELF_MAXPAGESIZE 0x1000
@@ -554,6 +560,7 @@ m68hc12_elf_set_mach_from_flags (abfd)
#define elf_backend_object_p m68hc12_elf_set_mach_from_flags
#define elf_backend_final_write_processing 0
#define elf_backend_can_gc_sections 1
+#define elf_backend_special_sections elf32_m68hc12_special_sections
#define elf_backend_post_process_headers elf32_m68hc11_post_process_headers
#define elf_backend_add_symbol_hook elf32_m68hc11_add_symbol_hook