aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorSteve Chamberlain <steve@cygnus>1991-04-03 22:08:46 +0000
committerSteve Chamberlain <steve@cygnus>1991-04-03 22:08:46 +0000
commita7fe4c5997d904fa2dfeaa88b5e315ab9524823b (patch)
tree8c0deed08e457804b12cb2cefe3df4bc00a62b9b
parent4bf6219f87f7983db686f31e4d9ad3a53c185857 (diff)
downloadgdb-a7fe4c5997d904fa2dfeaa88b5e315ab9524823b.zip
gdb-a7fe4c5997d904fa2dfeaa88b5e315ab9524823b.tar.gz
gdb-a7fe4c5997d904fa2dfeaa88b5e315ab9524823b.tar.bz2
Initial revision
-rw-r--r--bfd/coff-m88k.c113
-rwxr-xr-xld/ld-gld68k.c223
2 files changed, 336 insertions, 0 deletions
diff --git a/bfd/coff-m88k.c b/bfd/coff-m88k.c
new file mode 100644
index 0000000..a261c8f
--- /dev/null
+++ b/bfd/coff-m88k.c
@@ -0,0 +1,113 @@
+/* Copyright (C) 1990, 1991 Free Software Foundation, Inc.
+
+This file is part of BFD, the Binary File Diddler.
+
+BFD 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.
+
+BFD 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 BFD; see the file COPYING. If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+
+/* $Id$ */
+
+#define M88 1
+#include <ansidecl.h>
+#include <sysdep.h>
+#include "bfd.h"
+#include "libbfd.h"
+#include "libcoff.h"
+#include "m88k-bcs.h"
+
+
+static reloc_howto_type howto_table[] =
+{
+/* type rtshift size bitsize pc_rel bitpos abs ovff sf name partial inplace mask*/
+ R_PCR16L, 2, 1, 16, true, 0, false, true, 0,"PCR16L", false, 0x0000ffff,
+ R_PCR26L, 2, 2, 26, true, 0, false, true, 0,"PCR26L", false, 0x03ffffff,
+ R_VRT16, 0, 1, 16, false, 0, false, true, 0,"VRT16", false, 0x0000ffff,
+ R_HVRT16,16, 1, 16, false, 0, false, true, 0,"HVRT16", false, 0x0000ffff,
+ R_LVRT16, 0, 1, 16, false, 0, false, true, 0,"LVRT16", false, 0x0000ffff,
+ R_VRT32, 0, 2, 32, false, 0, false, true, 0,"VRT32", false, 0xffffffff,
+};
+
+
+
+#define BADMAG(x) MC88BADMAG(x)
+#include "coff-code.h"
+
+
+
+bfd_target m88k_bcs_vec =
+{
+ "m88k-bcs", /* name */
+ bfd_target_coff_flavour_enum,
+ false, /* data byte order is little */
+ true, /* header byte order is big */
+
+ (HAS_RELOC | EXEC_P | /* object flags */
+ HAS_LINENO | HAS_DEBUG |
+ HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT),
+
+ (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
+ 0, /* valid reloc types */
+ '/', /* ar_pad_char */
+ 15, /* ar_max_namelen */
+ coff_close_and_cleanup, /* _close_and_cleanup */
+ coff_set_section_contents, /* bfd_set_section_contents */
+ coff_get_section_contents, /* bfd_get_section_contents */
+ coff_new_section_hook, /* new_section_hook */
+ _bfd_dummy_core_file_failing_command, /* _core_file_failing_command */
+ _bfd_dummy_core_file_failing_signal, /* _core_file_failing_signal */
+ _bfd_dummy_core_file_matches_executable_p, /* _core_file_matches_ex...p */
+
+ bfd_slurp_coff_armap, /* bfd_slurp_armap */
+ _bfd_slurp_extended_name_table, /* bfd_slurp_extended_name_table*/
+#if 0 /* */
+ bfd_dont_truncate_arname, /* bfd_truncate_arname */
+#else
+ bfd_bsd_truncate_arname,
+#endif
+
+ coff_get_symtab_upper_bound, /* get_symtab_upper_bound */
+ coff_get_symtab, /* canonicalize_symtab */
+ (void (*)())bfd_false, /* bfd_reclaim_symbol_table */
+ coff_get_reloc_upper_bound, /* get_reloc_upper_bound */
+ coff_canonicalize_reloc, /* bfd_canonicalize_reloc */
+ (void (*)())bfd_false, /* bfd_reclaim_reloc */
+
+ coff_get_symcount_upper_bound, /* bfd_get_symcount_upper_bound */
+ coff_get_first_symbol, /* bfd_get_first_symbol */
+ coff_get_next_symbol, /* bfd_get_next_symbol */
+ coff_classify_symbol, /* bfd_classify_symbol */
+ coff_symbol_hasclass, /* bfd_symbol_hasclass */
+ coff_symbol_name, /* bfd_symbol_name */
+ coff_symbol_value, /* bfd_symbol_value */
+
+ _do_getllong, _do_putllong, _do_getlshort, _do_putlshort, /* data */
+ _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* hdrs */
+
+ {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
+ bfd_generic_archive_p, _bfd_dummy_target},
+ {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
+ bfd_false},
+ coff_make_empty_symbol,
+ coff_print_symbol,
+ coff_get_lineno,
+ coff_set_arch_mach,
+ coff_write_armap,
+ bfd_generic_openr_next_archived_file,
+ coff_find_nearest_line,
+ bfd_generic_stat_arch_elt /* bfd_stat_arch_elt */
+ };
+
+
+
diff --git a/ld/ld-gld68k.c b/ld/ld-gld68k.c
new file mode 100755
index 0000000..004594b
--- /dev/null
+++ b/ld/ld-gld68k.c
@@ -0,0 +1,223 @@
+/* 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:#
+*/
+
+/*
+ * emulate the original gld running on a 68k system
+ *
+ * Written by Steve Chamberlain steve@cygnus.com
+ */
+
+
+#include "sysdep.h"
+#include "bfd.h"
+
+#include "ld.h"
+#include "config.h"
+#include "ld-emul.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 gld68k_before_parse()
+{
+ ldfile_add_library_path("/lib");
+ ldfile_add_library_path("/usr/lib");
+ ldfile_add_library_path("/usr/local/lib/lib");
+ ldfile_output_architecture = bfd_arch_m68k;
+}
+
+
+static void
+gld68k_after_parse()
+{
+
+}
+
+static void
+gld68k_after_allocation()
+{
+
+}
+
+static void
+gld68k_before_allocation()
+{
+
+}
+
+
+static void
+gld68k_set_output_arch()
+{
+ /* Set the output architecture and machine if possible */
+ unsigned long machine = 0;
+ bfd_set_arch_mach(output_bfd, ldfile_output_architecture, machine);
+}
+
+static char *
+gld68k_choose_target()
+{
+ char *from_outside = getenv(TARGET_ENVIRON);
+ if (from_outside != (char *)NULL)
+ return from_outside;
+ return GLD68K_TARGET;
+}
+
+static void
+gld68k_syslib()
+{
+ info("%S SYSLIB ignored\n");
+}
+
+static void
+gld68k_hll(ignore)
+char *ignore;
+{
+ info("%S HLL ignored\n");
+}
+
+static char *gld68k_script = " \
+SEARCH_DIR(/lib) \
+SEARCH_DIR(/usr/lib) \
+SEARCH_DIR(/usr/local/lib) \
+__DYNAMIC = 0; \
+SECTIONS \
+{ \
+ .text 0x2020 BLOCK(0x2000): \
+ { \
+ CREATE_OBJECT_SYMBOLS \
+ *(.text) \
+ _etext = ALIGN( 0x2000); \
+ } \
+ .data ALIGN(0x20000) : \
+ { \
+ *(.data) \
+ ___DTOR_LIST__=. ; \
+ LONG((___CTOR_LIST__ - .)/4 -2) \
+ *(___DTOR_LIST__) \
+ LONG(0) \
+ ___CTOR_LIST__=. ; \
+ LONG((_edata - .)/4 -2) \
+ *(___CTOR_LIST__) \
+ LONG(0) \
+ _edata = .; \
+ } \
+ .bss SIZEOF(.data) + ADDR(.data) : \
+ { \
+ *(.bss) \
+ [COMMON] \
+ _end=.; \
+ } \
+}";
+
+
+static char *gld68k_script_option_Ur = "\
+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] \
+ } \
+} \
+";
+
+static char *gld68k_script_option_r = "\
+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] \
+ } \
+} \
+";
+
+static char *gld68k_get_script()
+{
+ extern ld_config_type config;
+ if (config.relocateable_output == true &&
+ config.build_constructors == true) {
+ return gld68k_script_option_Ur;
+ }
+ if (config.relocateable_output) {
+ return gld68k_script_option_r;
+ }
+
+ return gld68k_script;
+}
+struct ld_emulation_xfer_struct ld_gld68k_emulation =
+{
+ gld68k_before_parse,
+ gld68k_syslib,
+ gld68k_hll,
+ gld68k_after_parse,
+ gld68k_after_allocation,
+ gld68k_set_output_arch,
+ gld68k_choose_target,
+ gld68k_before_allocation,
+ gld68k_get_script,
+};
+