diff options
Diffstat (limited to 'binutils-2.21/ld/emultempl/gld960.em')
| -rw-r--r-- | binutils-2.21/ld/emultempl/gld960.em | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/binutils-2.21/ld/emultempl/gld960.em b/binutils-2.21/ld/emultempl/gld960.em new file mode 100644 index 0000000..4ba3eec --- /dev/null +++ b/binutils-2.21/ld/emultempl/gld960.em @@ -0,0 +1,154 @@ +# This shell script emits a C file. -*- C -*- +# It does some substitutions. +fragment <<EOF +/* Copyright 1991, 1992, 1994, 1999, 2000, 2001, 2002, 2003, 2005, 2007, 2008 + Free Software Foundation, Inc. + + This file is part of the GNU Binutils. + + 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. */ + + +/* Emulate the Intel's port of gld. */ + +#include "sysdep.h" +#include "bfd.h" +#include "libiberty.h" +#include "bfdlink.h" + +#include "ld.h" +#include "ldmisc.h" +#include "ldmain.h" + +#include "ldexp.h" +#include "ldlang.h" +#include "ldfile.h" +#include "ldemul.h" + +static void gld960_before_parse (void) +{ + char *env ; + env = getenv("G960LIB"); + if (env) { + ldfile_add_library_path(env, FALSE); + } + env = getenv("G960BASE"); + if (env) + ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), FALSE); + ldfile_output_architecture = bfd_arch_i960; +} + +static void +gld960_set_output_arch (void) +{ + bfd_set_arch_mach (link_info.output_bfd, + ldfile_output_architecture, bfd_mach_i960_core); +} + +static char * +gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) +{ + char *from_outside = getenv(TARGET_ENVIRON); + output_filename = "b.out"; + + if (from_outside != (char *)NULL) + return from_outside; + + return "b.out.little"; +} + +static char * +gld960_get_script (int *isfile) +EOF + +if test -n "$COMPILE_IN" +then +# Scripts compiled in. + +# sed commands to quote an ld script as a C string. +sc="-f stringify.sed" + +fragment <<EOF +{ + *isfile = 0; + + if (link_info.relocatable && config.build_constructors) + return +EOF +sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c +echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c +sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c +echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c +sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c +echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c +sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c +echo ' ; else return' >> e${EMULATION_NAME}.c +sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c +echo '; }' >> e${EMULATION_NAME}.c + +else +# Scripts read from the filesystem. + +fragment <<EOF +{ + *isfile = 1; + + if (link_info.relocatable && config.build_constructors) + return "ldscripts/${EMULATION_NAME}.xu"; + else if (link_info.relocatable) + return "ldscripts/${EMULATION_NAME}.xr"; + else if (!config.text_read_only) + return "ldscripts/${EMULATION_NAME}.xbn"; + else if (!config.magic_demand_paged) + return "ldscripts/${EMULATION_NAME}.xn"; + else + return "ldscripts/${EMULATION_NAME}.x"; +} +EOF + +fi + +fragment <<EOF + +struct ld_emulation_xfer_struct ld_gld960_emulation = +{ + gld960_before_parse, + syslib_default, + hll_default, + after_parse_default, + after_open_default, + after_allocation_default, + gld960_set_output_arch, + gld960_choose_target, + before_allocation_default, + gld960_get_script, + "960", + "", + finish_default, + NULL, /* create output section statements */ + NULL, /* open dynamic archive */ + NULL, /* place orphan */ + NULL, /* set symbols */ + NULL, /* parse args */ + NULL, /* add_options */ + NULL, /* handle_option */ + NULL, /* unrecognized file */ + NULL, /* list options */ + NULL, /* recognized file */ + NULL, /* find_potential_libraries */ + NULL /* new_vers_pattern */ +}; +EOF |