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Add basic support for the z8k:
* Makefile.in, archures.c, coffcode.h, configure.in, reloc.c, section.c, targets.c,
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@ -52,6 +52,7 @@ coff-m88k.c
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coff-mips.c
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coff-msym.c
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coff-rs6000.c
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coff-z8k.c
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coffcode.h
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config
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configure.bat
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@ -80,6 +81,7 @@ cpu-hppa.c
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cpu-i960.c
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cpu-m88k.c
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cpu-rs6000.c
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cpu-z8k.c
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hp300bsd.c
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init.c
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cpu-sparc.c
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201
bfd/cpu-z8k.c
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201
bfd/cpu-z8k.c
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@ -0,0 +1,201 @@
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/* BFD library support routines for the Z800n architecture.
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Copyright (C) 1992 Free Software Foundation, Inc.
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Hacked by Steve Chamberlain of Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "bfd.h"
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#include "sysdep.h"
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#include "libbfd.h"
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/*
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Relocations for the Z8K
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*/
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static bfd_reloc_status_type
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DEFUN(howto16_callback,(abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd),
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bfd *abfd AND
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arelent *reloc_entry AND
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struct symbol_cache_entry *symbol_in AND
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PTR data AND
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asection *ignore_input_section AND
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bfd *ignore_bfd)
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{
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_16(abfd, (bfd_byte *)data + addr);
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HOWTO_PREPARE(relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_16(abfd, x, (bfd_byte *)data + addr);
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return bfd_reloc_ok;
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}
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static bfd_reloc_status_type
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DEFUN(howto8_callback,(abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd),
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bfd *abfd AND
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arelent *reloc_entry AND
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struct symbol_cache_entry *symbol_in AND
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PTR data AND
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asection *ignore_input_section AND
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bfd *ignore_bfd)
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{
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_8(abfd, (bfd_byte *)data + addr);
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HOWTO_PREPARE(relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_8(abfd, x, (bfd_byte *)data + addr);
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return bfd_reloc_ok;
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}
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static bfd_reloc_status_type
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DEFUN(howto8_FFnn_callback,(abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd),
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bfd *abfd AND
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arelent *reloc_entry AND
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struct symbol_cache_entry *symbol_in AND
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PTR data AND
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asection *ignore_input_section AND
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bfd *ignore_bfd)
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{
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_8(abfd, (bfd_byte *)data + addr);
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abort();
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HOWTO_PREPARE(relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_8(abfd, x, (bfd_byte *)data + addr);
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return bfd_reloc_ok;
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}
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static bfd_reloc_status_type
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DEFUN(howto8_pcrel_callback,(abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd),
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bfd *abfd AND
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arelent *reloc_entry AND
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struct symbol_cache_entry *symbol_in AND
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PTR data AND
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asection *ignore_input_section AND
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bfd *ignore_bfd)
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{
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_8(abfd, (bfd_byte *)data + addr);
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abort();
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HOWTO_PREPARE(relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_8(abfd, x, (bfd_byte *)data + addr);
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return bfd_reloc_ok;
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}
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static reloc_howto_type howto_16
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= NEWHOWTO(howto16_callback,"abs16",1,false,false);
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static reloc_howto_type howto_8
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= NEWHOWTO(howto8_callback,"abs8",0,false,false);
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static reloc_howto_type howto_8_FFnn
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= NEWHOWTO(howto8_FFnn_callback,"ff00+abs8",0,false,false);
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static reloc_howto_type howto_8_pcrel
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= NEWHOWTO(howto8_pcrel_callback,"pcrel8",0,false,true);
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static CONST struct reloc_howto_struct *
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DEFUN(local_bfd_reloc_type_lookup,(arch, code),
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CONST struct bfd_arch_info *arch AND
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bfd_reloc_code_real_type code)
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{
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switch (code) {
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case BFD_RELOC_16:
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return &howto_16;
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case BFD_RELOC_8_FFnn:
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return &howto_8_FFnn;
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case BFD_RELOC_8:
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return &howto_8;
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case BFD_RELOC_8_PCREL:
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return &howto_8_pcrel;
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}
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return (reloc_howto_type *)NULL;
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}
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int bfd_default_scan_num_mach();
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static boolean
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DEFUN(scan_mach,(info, string),
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CONST struct bfd_arch_info *info AND
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CONST char *string)
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{
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if (strcmp(string,"z8001") == 0 || strcmp(string,"z8k") == 0)
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{
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return bfd_mach_z8001 == info->mach;
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}
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if (strcmp(string,"z8002") == 0)
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{
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return bfd_mach_z8002 == info->mach;
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}
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return false;
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}
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/* This routine is provided two arch_infos and returns whether
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they'd be compatible */
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CONST bfd_arch_info_type *
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DEFUN(compatible,(a,b),
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CONST bfd_arch_info_type *a AND
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CONST bfd_arch_info_type *b)
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{
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if (a->arch != b->arch || a->mach != b->mach)
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return NULL;
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return a;
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}
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static bfd_arch_info_type arch_info_struct[] =
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{
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{ 32, 16, 8,bfd_arch_z8k, bfd_mach_z8002,"z8k","z8002",1,0,compatible,scan_mach,0,},
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{ 32, 32, 8,bfd_arch_z8k, bfd_mach_z8001,"z8k","z8001",1,1,compatible,scan_mach,0,},
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};
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void
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DEFUN_VOID(bfd_z8k_arch)
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{
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bfd_arch_linkin(&arch_info_struct[0]);
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bfd_arch_linkin(&arch_info_struct[1]);
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}
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@ -63,11 +63,11 @@ SECTION
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construction data essential for the linker to be able to
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perform its job are:
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o asymbol
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o asymbol -
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The asymbol of the contructor entry point contains all the
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information necessary to call the function.
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o table id
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o table id -
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The type of symbol, ie is it a contructor, a destructor or
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something else someone dreamed up to make our lives difficult.
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