From: Steve Chamberlain Date: Tue, 14 May 1991 17:32:59 +0000 (+0000) Subject: Initial revision X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=15ed1567e078309fa1367a9eaedfea1205600379;p=binutils-gdb.git Initial revision --- diff --git a/ld/ldgld.c b/ld/ldgld.c new file mode 100755 index 00000000000..e51d07355ee --- /dev/null +++ b/ld/ldgld.c @@ -0,0 +1,145 @@ +/* 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 + * + * 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 gld_before_parse() +{ + ldfile_add_library_path("/lib"); + ldfile_add_library_path("/usr/lib"); + ldfile_add_library_path("/usr/local/lib/lib"); +} + + +static void +gld_after_parse() +{ + +} + +static void +gld_after_allocation() +{ + +} + +static void +gld_before_allocation() +{ + +} + + +static void +gld_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 * +gld_choose_target() +{ + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; + return GLD_TARGET; +} + +static void +gld_syslib() +{ + info("%S SYSLIB ignored\n"); +} + +static void +gld_hll(ignore) +char *ignore; +{ + info("%S HLL ignored\n"); +} + +static char *gld_script = +#include "ldgld.x" +; + +static char *gld_script_option_Ur = +#include "ldgldUr.x" +; + +static char *gld_script_option_r = +#include "ldgldr.x" +; + +static char *gld_get_script() +{ + extern ld_config_type config; + if (config.relocateable_output == true && + config.build_constructors == true) { + return gld_script_option_Ur; + } + if (config.relocateable_output) { + return gld_script_option_r; + } + + return gld_script; +} +struct ld_emulation_xfer_struct ld_gld_emulation = +{ + gld_before_parse, + gld_syslib, + gld_hll, + gld_after_parse, + gld_after_allocation, + gld_set_output_arch, + gld_choose_target, + gld_before_allocation, + gld_get_script, +}; + diff --git a/ld/ldgld.script b/ld/ldgld.script new file mode 100755 index 00000000000..2f402c1324f --- /dev/null +++ b/ld/ldgld.script @@ -0,0 +1,28 @@ +OUTPUT_ARCH(sparc) +OUTPUT_FORMAT("a.out-sunos-big") +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(0x2000) : + { + *(.data) + _edata = .; + } + .bss SIZEOF(.data) + ADDR(.data) : + { + *(.bss) + [COMMON] + _end = .; + } +} + + diff --git a/ld/ldgld68k.c b/ld/ldgld68k.c new file mode 100755 index 00000000000..f34e79db835 --- /dev/null +++ b/ld/ldgld68k.c @@ -0,0 +1,143 @@ +/* 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 "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 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 = +#include "ldgld68k.x" +; + +static char *gld68k_script_option_Ur = +#include "ldgld68kUr.x" +; +static char *gld68k_script_option_r = +#include "ldgld68kr.x" +; +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, +}; + diff --git a/ld/ldgld68k.script b/ld/ldgld68k.script new file mode 100755 index 00000000000..be91d916a97 --- /dev/null +++ b/ld/ldgld68k.script @@ -0,0 +1,28 @@ +OUTPUT_FORMAT("a.out-sunos-big") +OUTPUT_ARCH(m68k) + +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) + _edata = .; + } + .bss SIZEOF(.data) + ADDR(.data) : + { + *(.bss) + [COMMON] + _end = .; + } +} + diff --git a/ld/ldgld68kUr.script b/ld/ldgld68kUr.script new file mode 100755 index 00000000000..aa89c6a355d --- /dev/null +++ b/ld/ldgld68kUr.script @@ -0,0 +1,21 @@ +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] + } +} + diff --git a/ld/ldgld68kr.script b/ld/ldgld68kr.script new file mode 100755 index 00000000000..8cbc9dc8e06 --- /dev/null +++ b/ld/ldgld68kr.script @@ -0,0 +1,22 @@ + +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] + } +} + diff --git a/ld/ldgld960.c b/ld/ldgld960.c new file mode 100755 index 00000000000..7e7e6e0481c --- /dev/null +++ b/ld/ldgld960.c @@ -0,0 +1,171 @@ +/* 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 Intels port of gld + */ + + +#include "sysdep.h" +#include "bfd.h" + + +#include "ld.h" +#include "config.h" +#include "ldemul.h" +#include "ldfile.h" +#include "ldmisc.h" + + +/* IMPORTS */ +extern char *output_filename; +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; + + + +#ifdef GNU960 + +static void +gld960_before_parse() +{ + static char *env_variables[] = { "G960LIB", "G960BASE", 0 }; + char **p; + char *env ; + + for ( p = env_variables; *p; p++ ){ + env = (char *) getenv(*p); + if (env) { + ldfile_add_library_path(concat(env,"/lib/libbout","")); + } + } + ldfile_output_architecture = bfd_arch_i960; +} + +#else /* not GNU960 */ + +static void gld960_before_parse() +{ + char *env ; + env = getenv("G960LIB"); + if (env) { + ldfile_add_library_path(env); + } + env = getenv("G960BASE"); + if (env) { + ldfile_add_library_path(concat(env,"/lib","")); + } + ldfile_output_architecture = bfd_arch_i960; +} + +#endif /* GNU960 */ + + +static void +gld960_after_parse() +{ + +} + +static void +gld960_after_allocation() +{ + +} + +static void +gld960_before_allocation() +{ + +} + + +static void +gld960_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 * +gld960_choose_target() +{ +#ifdef GNU960 + + output_filename = "b.out"; + return bfd_make_targ_name(BFD_BOUT_FORMAT,HOST_BYTE_ORDER_BIG_P); + +#else + + char *from_outside = getenv(TARGET_ENVIRON); + output_filename = "b.out"; + + if (from_outside != (char *)NULL) + return from_outside; + return GLD960_TARGET; + +#endif +} + +static void +gld960_syslib() +{ + info("%S SYSLIB ignored\n"); +} + +static void +gld960_hll() +{ + info("%S HLL ignored\n"); +} + + +static char *script = +#include "ldgld960.x" +; + + +static char * +gld960_get_script() +{ +return script; +} + +struct ld_emulation_xfer_struct ld_gld960_emulation = +{ + gld960_before_parse, + gld960_syslib, + gld960_hll, + gld960_after_parse, + gld960_after_allocation, + gld960_set_output_arch, + gld960_choose_target, + gld960_before_allocation, + gld960_get_script, +}; diff --git a/ld/ldgld960.script b/ld/ldgld960.script new file mode 100755 index 00000000000..1c40a732e77 --- /dev/null +++ b/ld/ldgld960.script @@ -0,0 +1,23 @@ +SECTIONS +{ + .text : + { + CREATE_OBJECT_SYMBOLS + *(.text) + _etext = .; + } + + .data SIZEOF(.text) + ADDR(.text): + { + + *(.data) + _edata = .; + } + .bss SIZEOF(.data) + ADDR(.data) : + { + _bss_start = .; + *(.bss) + [COMMON] + _end = . ; + } +} diff --git a/ld/ldgldUr.script b/ld/ldgldUr.script new file mode 100755 index 00000000000..3871454f8d3 --- /dev/null +++ b/ld/ldgldUr.script @@ -0,0 +1,31 @@ + +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] + } +} + diff --git a/ld/ldgldm88kbcs.c b/ld/ldgldm88kbcs.c new file mode 100755 index 00000000000..c89b38d383c --- /dev/null +++ b/ld/ldgldm88kbcs.c @@ -0,0 +1,141 @@ +/* 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() +{ + +} + + +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/ldgldm88kbcs.script b/ld/ldgldm88kbcs.script new file mode 100755 index 00000000000..ae7cb85009e --- /dev/null +++ b/ld/ldgldm88kbcs.script @@ -0,0 +1,36 @@ +OUTPUT_FORMAT(m88kbcs) +OUTPUT_ARCH(m88k) +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(0x2000) : + { + *(.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 = .; + } +} + + diff --git a/ld/ldgldm88kbcsUr.script b/ld/ldgldm88kbcsUr.script new file mode 100755 index 00000000000..8d3f12b89ed --- /dev/null +++ b/ld/ldgldm88kbcsUr.script @@ -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/ldgldm88kbcsr.script b/ld/ldgldm88kbcsr.script new file mode 100755 index 00000000000..a3b39fe8573 --- /dev/null +++ b/ld/ldgldm88kbcsr.script @@ -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] + } +} diff --git a/ld/ldgldr.script b/ld/ldgldr.script new file mode 100755 index 00000000000..a3b39fe8573 --- /dev/null +++ b/ld/ldgldr.script @@ -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] + } +} diff --git a/ld/ldlnk960.c b/ld/ldlnk960.c new file mode 100755 index 00000000000..f7f725957c2 --- /dev/null +++ b/ld/ldlnk960.c @@ -0,0 +1,288 @@ +/* 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 + + * intel coff loader emulation specific stuff + */ + +#include "sysdep.h" +#include "bfd.h" + +/*#include "archures.h"*/ +#include "ld.h" +#include "config.h" +#include "ldemul.h" +#include "ldmisc.h" +#include "ldlang.h" +#include "ldfile.h" + +extern boolean lang_float_flag; +extern bfd *output_bfd; + + + +extern enum bfd_architecture ldfile_output_architecture; +extern unsigned long ldfile_output_machine; +extern char *ldfile_output_machine_name; + + +typedef struct lib_list { + char *name; + struct lib_list *next; +} lib_list_type; + +static lib_list_type *hll_list; +static lib_list_type **hll_list_tail = &hll_list; + +static lib_list_type *syslib_list; +static lib_list_type **syslib_list_tail = &syslib_list; + + +static void +append(list, name) +lib_list_type ***list; +char *name; +{ + lib_list_type *element = + (lib_list_type *)(ldmalloc(sizeof(lib_list_type))); + + element->name = name; + element->next = (lib_list_type *)NULL; + **list = element; + *list = &element->next; + +} + +static boolean had_hll = false; +static boolean had_hll_name = false; +static void +lnk960_hll(name) +char *name; +{ + had_hll = true; + if (name != (char *)NULL) { + had_hll_name = true; + append(&hll_list_tail, name); + } +} + +static void +lnk960_syslib(name) +char *name; +{ + append(&syslib_list_tail,name); +} + + + +#ifdef GNU960 + +static void +lnk960_before_parse() +{ + static char *env_variables[] = { "G960LIB", "G960BASE", 0 }; + char **p; + char *env ; + + for ( p = env_variables; *p; p++ ){ + env = (char *) getenv(*p); + if (env) { + ldfile_add_library_path(concat(env,"/lib/libcoff","")); + } + } + + env= (char *) getenv("I960BASE"); + if ( env ) { + ldfile_add_library_path(concat(env,"/lib","")); + } + + ldfile_output_architecture = bfd_arch_i960; + ldfile_output_machine = bfd_mach_i960_core; +} + +#else /* not GNU960 */ + +static void +lnk960_before_parse() +{ + char *name = getenv("I960BASE"); + + if (name == (char *)NULL) { + name = getenv("G960BASE"); + if (name == (char *)NULL) { + info("%P%F I960BASE and G960BASE not set\n"); + } + } + + + ldfile_add_library_path(concat(name,"/lib","")); + ldfile_output_architecture = bfd_arch_i960; + ldfile_output_machine = bfd_mach_i960_core; +} + +#endif /* GNU960 */ + + +static void +add_on(list, search) +lib_list_type *list; +lang_input_file_enum_type search; +{ + while (list) { + lang_add_input_file(list->name, + search, + (char *)NULL); + list = list->next; + } +} +static void lnk960_after_parse() +{ + + /* If there has been no arch, default to -KB */ + if (ldfile_output_machine_name[0] ==0) { + ldfile_add_arch("KB"); + } + + /* if there has been no hll list then add our own */ + + if(had_hll && !had_hll_name) { + append(&hll_list_tail,"cg"); + if (ldfile_output_machine == bfd_mach_i960_ka_sa || + ldfile_output_machine == bfd_mach_i960_ca) { + { + append(&hll_list_tail,"fpg"); + } + } + } + + add_on(hll_list, lang_input_file_is_l_enum); + add_on(syslib_list, lang_input_file_is_search_file_enum); +} + +static void +lnk960_before_allocation() +{ +} +static void +lnk960_after_allocation() +{ + extern ld_config_type config; + if (config.relocateable_output == false) { + lang_abs_symbol_at_end_of(".text","_etext"); + lang_abs_symbol_at_end_of(".data","_edata"); + lang_abs_symbol_at_beginning_of(".bss","_bss_start"); + lang_abs_symbol_at_end_of(".bss","_end"); + } +} + + +static struct + { + unsigned long number; + char *name; + } +machine_table[] = { + bfd_mach_i960_core ,"CORE", + bfd_mach_i960_kb_sb ,"KB", + bfd_mach_i960_kb_sb ,"SB", + bfd_mach_i960_mc ,"MC", + bfd_mach_i960_xa ,"XA", + bfd_mach_i960_ca ,"CA", + bfd_mach_i960_ka_sa ,"KA", + bfd_mach_i960_ka_sa ,"SA", + + bfd_mach_i960_core ,"core", + bfd_mach_i960_kb_sb ,"kb", + bfd_mach_i960_kb_sb ,"sb", + bfd_mach_i960_mc ,"mc", + bfd_mach_i960_xa ,"xa", + bfd_mach_i960_ca ,"ca", + bfd_mach_i960_ka_sa ,"ka", + bfd_mach_i960_ka_sa ,"sa", + 0,(char *)NULL +}; + +static void +lnk960_set_output_arch() +{ + /* Set the output architecture and machine if possible */ + unsigned int i; + ldfile_output_machine = bfd_mach_i960_core; + for (i= 0; machine_table[i].name != (char*)NULL; i++) { + if (strcmp(ldfile_output_machine_name,machine_table[i].name)==0) { + ldfile_output_machine = machine_table[i].number; + break; + } + } + bfd_set_arch_mach(output_bfd, ldfile_output_architecture, ldfile_output_machine); +} + +static char * +lnk960_choose_target() +{ +#ifdef GNU960 + + return bfd_make_targ_name(BFD_COFF_FORMAT,HOST_BYTE_ORDER_BIG_P); + +#else + + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; + return LNK960_TARGET; + +#endif +} + +/* The default script if none is offered */ +static char *lnk960_script = +#include "ldlnk960.x" +; + + +static char *lnk960_script_relocateable = +#include "ldlnk960r.x" +; + +static char *lnk960_get_script() +{ + extern ld_config_type config; + if (config.relocateable_output) { + return lnk960_script_relocateable; + } + return lnk960_script; +} +struct ld_emulation_xfer_struct ld_lnk960_emulation = +{ + lnk960_before_parse, + lnk960_syslib, + lnk960_hll, + lnk960_after_parse, + lnk960_after_allocation, + lnk960_set_output_arch, + lnk960_choose_target, + lnk960_before_allocation, + lnk960_get_script, +}; diff --git a/ld/ldlnk960.script b/ld/ldlnk960.script new file mode 100755 index 00000000000..f498412f6f3 --- /dev/null +++ b/ld/ldlnk960.script @@ -0,0 +1,21 @@ + +SECTIONS +{ + .text : + { + *(.text) + } +_etext = . ; + .data SIZEOF(.text) + ADDR(.text): + { + *(.data) + } +_edata = .; + .bss SIZEOF(.data) + ADDR(.data) : + { + _bss_start = . ; + *(.bss) + [COMMON] + } +_end = . ; +} diff --git a/ld/ldlnk960r.script b/ld/ldlnk960r.script new file mode 100755 index 00000000000..daf59bba024 --- /dev/null +++ b/ld/ldlnk960r.script @@ -0,0 +1,17 @@ +SECTIONS +{ + .text 0: + { + *(.text) + } + .data SIZEOF(.text) + ADDR(.text): + { + *(.data) + } + .bss SIZEOF(.data) + ADDR(.data) : + { + *(.bss) + [COMMON] + } +} + diff --git a/ld/ldvanilla.c b/ld/ldvanilla.c new file mode 100755 index 00000000000..7c72cc3d07d --- /dev/null +++ b/ld/ldvanilla.c @@ -0,0 +1,124 @@ +/* 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. */ + +/* + * $Id$ + * +*/ + +/* + * A vanilla emulation with no defaults + * + * 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 vanilla_before_parse() +{ +} + + +static void +vanilla_after_parse() +{ + +} + +static void +vanilla_after_allocation() +{ + +} + +static void +vanilla_before_allocation() +{ + +} + + +static void +vanilla_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 * +vanilla_choose_target() +{ + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; + return VANILLA_TARGET; +} + +static void +vanilla_syslib() +{ + info("%S SYSLIB ignored\n"); +} + +static void +vanilla_hll(ignore) +char *ignore; +{ + info("%S HLL ignored\n"); +} + + +static char *vanilla_get_script() +{ +return ""; +} + +struct ld_emulation_xfer_struct ld_vanilla_emulation = +{ + vanilla_before_parse, + vanilla_syslib, + vanilla_hll, + vanilla_after_parse, + vanilla_after_allocation, + vanilla_set_output_arch, + vanilla_choose_target, + vanilla_before_allocation, + vanilla_get_script, +}; + diff --git a/ld/ldver.c b/ld/ldver.c new file mode 100644 index 00000000000..c6465ed85ad --- /dev/null +++ b/ld/ldver.c @@ -0,0 +1,35 @@ +/* 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. */ + +/* + * $Id$ +*/ + + + +#include +#include "sysdep.h" +#include "bfd.h" + +#include "ldversion.h" + +void +ldversion() +{ + fprintf(stderr,"gld version BFD 0.16 \n"); +}