1/* BFD back-end for Mach3/532 a.out-ish binaries. 2 Copyright (C) 1990-2017 Free Software Foundation, Inc. 3 4 This file is part of BFD, the Binary File Descriptor library. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 19 MA 02110-1301, USA. */ 20 21 22/* Written by Ian Dall 23 19-Apr-94 24 25 Formerly part of aout-pc532-mach.c. Split out to allow more 26 flexibility with multiple formats. */ 27 28/* This architecture has N_TXTOFF and N_TXTADDR defined as if 29 N_HEADER_IN_TEXT, but the a_text entry (text size) does not include the 30 space for the header. So we have N_HEADER_IN_TEXT defined to 31 1 and specially define our own N_TXTSIZE. */ 32 33#define N_HEADER_IN_TEXT(x) 1 34#define N_TXTSIZE(x) ((x)->a_text) 35 36#define TEXT_START_ADDR 0x10000 /* from old ld */ 37#define TARGET_PAGE_SIZE 0x1000 /* from old ld, 032 & 532 are really 512/4k */ 38 39/* Use a_entry of 0 to distinguish object files from OMAGIC executables */ 40#define N_TXTADDR(x) \ 41 (N_MAGIC(x) == OMAGIC ? \ 42 ((x)->a_entry < TEXT_START_ADDR? 0: TEXT_START_ADDR): \ 43 (N_MAGIC(x) == NMAGIC? TEXT_START_ADDR: \ 44 TEXT_START_ADDR + EXEC_BYTES_SIZE)) 45 46#define SEGMENT_SIZE TARGET_PAGE_SIZE 47 48#define SEGMENT_SIZE TARGET_PAGE_SIZE 49#define DEFAULT_ARCH bfd_arch_ns32k 50 51/* Do not "beautify" the CONCAT* macro args. Traditional C will not 52 remove whitespace added here, and thus will fail to concatenate 53 the tokens. */ 54#define MY(OP) CONCAT2 (ns32k_aout_pc532mach_,OP) 55 56/* Must be the same as aout-ns32k.c */ 57#define NAME(x,y) CONCAT3 (ns32kaout,_32_,y) 58 59#define TARGETNAME "a.out-pc532-mach" 60 61#include "sysdep.h" 62#include "bfd.h" 63#include "libaout.h" 64#include "libbfd.h" 65#include "aout/aout64.h" 66 67#define MY_bfd_reloc_type_lookup ns32k_aout_bfd_reloc_type_lookup 68 69/* libaout doesn't use NAME for these ... */ 70 71#define MY_get_section_contents aout_32_get_section_contents 72 73#define MY_text_includes_header 1 74 75#define MY_exec_header_not_counted 1 76 77reloc_howto_type *MY_bfd_reloc_type_lookup 78 (bfd *abfd, bfd_reloc_code_real_type code); 79 80static bfd_boolean 81MY(write_object_contents) (bfd *abfd) 82{ 83 struct external_exec exec_bytes; 84 struct internal_exec *execp = exec_hdr (abfd); 85 86 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; 87 88 BFD_ASSERT (bfd_get_arch (abfd) == bfd_arch_ns32k); 89 switch (bfd_get_mach (abfd)) 90 { 91 case 32032: 92 N_SET_MACHTYPE (execp, M_NS32032); 93 break; 94 case 32532: 95 default: 96 N_SET_MACHTYPE (execp, M_NS32532); 97 break; 98 } 99 N_SET_FLAGS (execp, aout_backend_info (abfd)->exec_hdr_flags); 100 101 WRITE_HEADERS (abfd, execp); 102 103 return TRUE; 104} 105 106#define MY_write_object_contents MY(write_object_contents) 107 108#include "aout-target.h" 109