| /* BFD back-end for Mach3/532 a.out-ish binaries. |
| Copyright (C) 1990-2024 Free Software Foundation, Inc. |
| |
| This file is part of BFD, the Binary File Descriptor library. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| MA 02110-1301, USA. */ |
| |
| |
| /* Written by Ian Dall |
| 19-Apr-94 |
| |
| Formerly part of aout-pc532-mach.c. Split out to allow more |
| flexibility with multiple formats. */ |
| |
| /* This architecture has N_TXTOFF and N_TXTADDR defined as if |
| N_HEADER_IN_TEXT, but the a_text entry (text size) does not include the |
| space for the header. So we have N_HEADER_IN_TEXT defined to |
| 1 and specially define our own N_TXTSIZE. */ |
| |
| #define N_HEADER_IN_TEXT(x) 1 |
| #define N_TXTSIZE(x) ((x)->a_text) |
| |
| #define TEXT_START_ADDR 0x10000 /* from old ld */ |
| #define TARGET_PAGE_SIZE 0x1000 /* from old ld, 032 & 532 are really 512/4k */ |
| |
| /* Use a_entry of 0 to distinguish object files from OMAGIC executables */ |
| #define N_TXTADDR(x) \ |
| (N_MAGIC(x) == OMAGIC ? \ |
| ((x)->a_entry < TEXT_START_ADDR? 0: TEXT_START_ADDR): \ |
| (N_MAGIC(x) == NMAGIC? TEXT_START_ADDR: \ |
| TEXT_START_ADDR + EXEC_BYTES_SIZE)) |
| |
| #define SEGMENT_SIZE TARGET_PAGE_SIZE |
| |
| #define SEGMENT_SIZE TARGET_PAGE_SIZE |
| #define DEFAULT_ARCH bfd_arch_ns32k |
| |
| /* Do not "beautify" the CONCAT* macro args. Traditional C will not |
| remove whitespace added here, and thus will fail to concatenate |
| the tokens. */ |
| #define MY(OP) CONCAT2 (ns32k_aout_pc532mach_,OP) |
| |
| /* Must be the same as aout-ns32k.c */ |
| #define NAME(x,y) CONCAT3 (ns32kaout,_32_,y) |
| |
| #define TARGETNAME "a.out-pc532-mach" |
| |
| #include "sysdep.h" |
| #include "bfd.h" |
| #include "libaout.h" |
| #include "libbfd.h" |
| #include "aout/aout64.h" |
| |
| #define MY_bfd_reloc_type_lookup ns32k_aout_bfd_reloc_type_lookup |
| |
| /* libaout doesn't use NAME for these ... */ |
| |
| #define MY_get_section_contents aout_32_get_section_contents |
| |
| #define MY_text_includes_header 1 |
| |
| #define MY_exec_header_not_counted 1 |
| |
| reloc_howto_type *MY_bfd_reloc_type_lookup |
| (bfd *abfd, bfd_reloc_code_real_type code); |
| |
| static bool |
| MY(write_object_contents) (bfd *abfd) |
| { |
| struct external_exec exec_bytes; |
| struct internal_exec *execp = exec_hdr (abfd); |
| |
| obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; |
| |
| BFD_ASSERT (bfd_get_arch (abfd) == bfd_arch_ns32k); |
| switch (bfd_get_mach (abfd)) |
| { |
| case 32032: |
| N_SET_MACHTYPE (execp, M_NS32032); |
| break; |
| case 32532: |
| default: |
| N_SET_MACHTYPE (execp, M_NS32532); |
| break; |
| } |
| N_SET_FLAGS (execp, aout_backend_info (abfd)->exec_hdr_flags); |
| |
| WRITE_HEADERS (abfd, execp); |
| |
| return true; |
| } |
| |
| #define MY_write_object_contents MY(write_object_contents) |
| |
| #include "aout-target.h" |