diff options
| -rwxr-xr-x | ld/ldm88k.c | 142 | ||||
| -rwxr-xr-x | ld/ldm88k.sc | 40 | ||||
| -rwxr-xr-x | ld/ldm88kUr.sc | 31 | ||||
| -rwxr-xr-x | ld/ldm88kr.sc | 20 |
4 files changed, 233 insertions, 0 deletions
diff --git a/ld/ldm88k.c b/ld/ldm88k.c new file mode 100755 index 0000000..f3e9d96 --- /dev/null +++ b/ld/ldm88k.c @@ -0,0 +1,142 @@ +/* Copyright (C) 1991 Free Software Foundation, Inc. + +This file is part of GLD, the Gnu Linker. + +GLD 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 1, or (at your option) +any later version. + +GLD 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 GLD; see the file COPYING. If not, write to +the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +/* + * $Id$ + * +*/ + +/* + * Written by Steve Chamberlain steve@cygnus.com + */ + + +#include "sysdep.h" +#include "bfd.h" + + +#include "ld.h" +#include "config.h" +#include "ldemul.h" +#include "ldfile.h" +#include "ldmisc.h" + +extern boolean lang_float_flag; + + +extern enum bfd_architecture ldfile_output_architecture; +extern unsigned long ldfile_output_machine; +extern char *ldfile_output_machine_name; + +extern bfd *output_bfd; + + + +static void gldm88kbcs_before_parse() +{ + extern char lprefix; + lprefix = '@'; +} + + +static void +gldm88kbcs_after_parse() +{ + +} + +static void +gldm88kbcs_after_allocation() +{ + +} + +static void +gldm88kbcs_before_allocation() +{ + +} + + +static void +gldm88kbcs_set_output_arch() +{ + /* Set the output architecture and machine if possible */ + bfd_set_arch_mach(output_bfd, ldfile_output_architecture, ldfile_output_machine); +} + +static char * +gldm88kbcs_choose_target() +{ + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; + return GLDM88KBCS_TARGET; +} + +static void +gldm88kbcs_syslib() +{ + info("%S SYSLIB ignored\n"); +} + +static void +gldm88kbcs_hll(ignore) +char *ignore; +{ + info("%S HLL ignored\n"); +} + +static char *gldm88kbcs_script = +#include "ldgldm88kbcs.x" +; + +static char *gldm88kbcs_script_option_Ur = +#include "ldgldm88kbcsUr.x" +; + +static char *gldm88kbcs_script_option_r = +#include "ldgldm88kbcsr.x" +; + +static char *gldm88kbcs_get_script() +{ + extern ld_config_type config; + if (config.relocateable_output == true && + config.build_constructors == true) { + return gldm88kbcs_script_option_Ur; + } + if (config.relocateable_output) { + return gldm88kbcs_script_option_r; + } + + return gldm88kbcs_script; +} +struct ld_emulation_xfer_struct ld_gldm88kbcs_emulation = +{ + gldm88kbcs_before_parse, + gldm88kbcs_syslib, + gldm88kbcs_hll, + gldm88kbcs_after_parse, + gldm88kbcs_after_allocation, + gldm88kbcs_set_output_arch, + gldm88kbcs_choose_target, + gldm88kbcs_before_allocation, + gldm88kbcs_get_script, +}; + diff --git a/ld/ldm88k.sc b/ld/ldm88k.sc new file mode 100755 index 0000000..c4cb37e --- /dev/null +++ b/ld/ldm88k.sc @@ -0,0 +1,40 @@ +TARGET(m88kbcs) +OUTPUT_FORMAT(m88kbcs) +OUTPUT_ARCH(m88k) +ENTRY(__start) +SEARCH_DIR(/lib) +SEARCH_DIR(/usr/lib) +SEARCH_DIR(/usr/local/lib) +SECTIONS +{ + .text 0x10000 + SIZEOF_HEADERS : + { + __.text.start = .; + __.init.start = .; + LONG(0xf400c001) + __.init.end = .; + *(.text) + __.tdesc_start = .; + *(.tdesc) + __.text_end = .; + __.initp.start = .; + __.initp.end =.; + + _etext =.; + } + .data SIZEOF(.text) + ADDR(.text) + 0x400000: + { + *(.data) + _edata = .; + } + .bss SIZEOF(.data) + ADDR(.data) : + { + *(.bss) + [COMMON] + _end = .; + ___end = .; + } +} + + + diff --git a/ld/ldm88kUr.sc b/ld/ldm88kUr.sc new file mode 100755 index 0000000..8d3f12b --- /dev/null +++ b/ld/ldm88kUr.sc @@ -0,0 +1,31 @@ +SCRIPT +SEARCH_DIR(/lib) +SEARCH_DIR(/usr/lib) +SEARCH_DIR(/usr/local/lib) +SECTIONS +{ + .text 0: + { + CREATE_OBJECT_SYMBOLS + *(.text) + } + .data SIZEOF(.text) + ADDR(.text) : + { + *(.data) + ___DTOR_LIST__ = . ; + LONG((___CTOR_LIST__ - .) / 4 -2) + *(___DTOR_LIST__) + LONG(0) + ___CTOR_LIST__ = . ; + LONG((___end_list__ - .) / 4 -2) + *(___CTOR_LIST__) + LONG(0) + ___end_list__ = . ; + } + .bss SIZEOF(.data) + ADDR(.data) : + { + *(.bss) + [COMMON] + } +} +ENDSCRIPT diff --git a/ld/ldm88kr.sc b/ld/ldm88kr.sc new file mode 100755 index 0000000..a3b39fe --- /dev/null +++ b/ld/ldm88kr.sc @@ -0,0 +1,20 @@ +SEARCH_DIR(/lib) +SEARCH_DIR(/usr/lib) +SEARCH_DIR(/usr/local/lib) +SECTIONS +{ + .text 0: + { + CREATE_OBJECT_SYMBOLS + *(.text) + } + .data SIZEOF(.text) + ADDR(.text) : + { + *(.data) + } + .bss SIZEOF(.data) + ADDR(.data) : + { + *(.bss) + [COMMON] + } +} |