diff options
Diffstat (limited to 'bfd/coff-h8300.c')
| -rw-r--r-- | bfd/coff-h8300.c | 101 |
1 files changed, 91 insertions, 10 deletions
diff --git a/bfd/coff-h8300.c b/bfd/coff-h8300.c index 79757f4..8240850 100644 --- a/bfd/coff-h8300.c +++ b/bfd/coff-h8300.c @@ -1,6 +1,7 @@ -/* Motorola 68000 COFF back-end for BFD. +/* Hitachi H8/300 COFF back-end for BFD. Copyright (C) 1990-1991 Free Software Foundation, Inc. - Written by Cygnus Support. + Written by Steve Chamberlain + sac@cygnus.com This file is part of BFD, the Binary File Descriptor library. @@ -23,8 +24,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "sysdep.h" #include "libbfd.h" #include "obstack.h" -#include "coff-h8300.h" -#include "internalcoff.h" +#include "coff/h8300.h" +#include "coff/internal.h" #include "libcoff.h" static reloc_howto_type howto_table[] = @@ -35,12 +36,21 @@ static reloc_howto_type howto_table[] = HOWTO(R_PCRBYTE, 0, 0, 8, true, 0, false, true,0,"DISP8", true, 0x000000ff,0x000000ff, true), HOWTO(R_PCRWORD, 0, 1, 16, true, 0, false, true,0,"DISP16", true, 0x0000ffff,0x0000ffff, true), HOWTO(R_PCRLONG, 0, 2, 32, true, 0, false, true,0,"DISP32", true, 0xffffffff,0xffffffff, true), + HOWTO(R_MOVB1, 0, 1, 16, false, 0, true, + true,0,"16/8", true, 0x0000ffff,0x0000ffff, false), + HOWTO(R_MOVB2, 0, 1, 16, false, 0, true, + true,0,"8/16", true, 0x0000ffff,0x0000ffff, false), + HOWTO(R_JMP1, 0, 1, 16, false, 0, true, true,0,"16/pcrel", true, 0x0000ffff,0x0000ffff, false), + HOWTO(R_JMP2, 0, 0, 8, false, 0, true, true,0,"pcrecl/16", true, 0x000000ff,0x000000ff, false), + }; /* Turn a howto into a reloc number */ -#define SELECT_RELOC(x,howto) { x = howto_table[howto->size +(int)howto->pc_relative*3].type; } +#define SELECT_RELOC(x,howto) \ + { x = howto_table[howto->size +(int)howto->pc_relative*3].type; } + #define BADMAG(x) H8300BADMAG(x) #define H8300 1 /* Customize coffcode.h */ #define __A_MAGIC_SET__ @@ -48,8 +58,8 @@ static reloc_howto_type howto_table[] = /* Code to swap in the reloc */ -#define SWAP_IN_RELOC_OFFSET bfd_h_get_16 -#define SWAP_OUT_RELOC_OFFSET bfd_h_put_16 +#define SWAP_IN_RELOC_OFFSET bfd_h_get_32 +#define SWAP_OUT_RELOC_OFFSET bfd_h_put_32 #define SWAP_OUT_RELOC_EXTRA(abfd, src, dst) \ dst->r_stuff[0] = 'S'; \ dst->r_stuff[1] = 'C'; @@ -57,8 +67,45 @@ static reloc_howto_type howto_table[] = /* Code to turn a r_type into a howto ptr, uses the above howto table */ -#define RTYPE2HOWTO(internal, relocentry) \ - (internal)->howto = ( howto_table + (relocentry).r_type - R_RELBYTE); +static void +DEFUN(rtype2howto,(internal, dst), +arelent *internal AND +struct internal_reloc *dst) +{ + switch (dst->r_type) { + case R_RELBYTE: + internal->howto = howto_table+ 0; + break; + case R_RELWORD: + internal->howto = howto_table+ 1; + break; + case R_PCRBYTE: + internal->howto = howto_table+3; + break; + case R_PCRWORD: + internal->howto = howto_table+ 4; + break; + case R_MOVB1: + internal->howto = howto_table + 6; + break; + case R_MOVB2: + internal->howto = howto_table + 7; + break; + case R_JMP1: + internal->howto = howto_table +8; + break; + + case R_JMP2: + internal->howto = howto_table +9; + break; + + default: + abort(); + break; + } +} + +#define RTYPE2HOWTO(internal, relocentry) rtype2howto(internal,relocentry) /* Perform any necessaru magic to the addend in a reloc entry */ @@ -68,6 +115,40 @@ static reloc_howto_type howto_table[] = cache_ptr->addend = ext_reloc.r_offset; +#define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \ + reloc_processing(relent, reloc, symbols, abfd, section) + +static void DEFUN(reloc_processing,(relent,reloc, symbols, abfd, section) , + arelent *relent AND + struct internal_reloc *reloc AND + asymbol **symbols AND + bfd *abfd AND + asection *section) +{ + + asymbol *ptr; + relent->address = reloc->r_vaddr; + rtype2howto(relent,reloc); + + if (reloc->r_symndx > 0) + { + + relent->sym_ptr_ptr = symbols + obj_convert(abfd)[reloc->r_symndx]; + + } + else + { + relent->sym_ptr_ptr = &(bfd_abs_symbol); + } + + + + relent->addend = reloc->r_offset; + + relent->address-= section->vma; +/* relent->section = 0;*/ +} + #include "coffcode.h" @@ -84,7 +165,7 @@ bfd_target h8300coff_vec = HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT), - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ + ( SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ '/', /* ar_pad_char */ 15, /* ar_max_namelen */ 1, /* minimum section alignment */ |