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authorSteve Chamberlain <steve@cygnus>1991-09-19 21:04:59 +0000
committerSteve Chamberlain <steve@cygnus>1991-09-19 21:04:59 +0000
commit33638b1c2e3958dc5334c161eefd593da2835180 (patch)
tree14ba93bfb826e971dae70d7e382492f295c667b1 /ld/ldgldi386v.c
parent9fe37813cd2a37210571f2bcea0335af4a690fbe (diff)
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Initial revision
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-rwxr-xr-xld/ldgldi386v.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/ld/ldgldi386v.c b/ld/ldgldi386v.c
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+/* 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 an i386v system
+ *
+ * Written by David Wood @ New York University
+ */
+
+
+#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 gldi386v_before_parse()
+{
+#ifndef NOTDEF /* Cross developing for now */
+ ldfile_add_library_path("/usr/local/lib/386gcc-lib/lib");
+ ldfile_add_library_path("/usr/local/lib/386gcc-lib/usr/lib");
+ ldfile_add_library_path("/usr/local/lib/386gcc-lib/usr/local/lib");
+#endif
+ ldfile_output_architecture = bfd_arch_i386;
+}
+
+
+static void
+gldi386v_after_parse()
+{
+
+}
+
+static void
+gldi386v_after_allocation()
+{
+
+}
+
+static void
+gldi386v_before_allocation()
+{
+
+}
+
+static void
+gldi386v_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 *
+gldi386v_choose_target()
+{
+ char *from_outside = getenv(TARGET_ENVIRON);
+ if (from_outside != (char *)NULL)
+ return from_outside;
+ return GLDi386v_TARGET;
+}
+
+static void
+gldi386v_syslib()
+{
+ info("%S SYSLIB ignored\n");
+}
+
+static void
+gldi386v_hll(ignore)
+char *ignore;
+{
+ info("%S HLL ignored\n");
+}
+
+static char *gldi386v_script =
+#include "ldgldi386v.x"
+;
+
+static char *gldi386v_script_option_Ur =
+#include "ldgldi386vUr.x"
+;
+static char *gldi386v_script_option_r =
+#include "ldgldi386vr.x"
+;
+static char *gldi386v_get_script()
+{
+ extern ld_config_type config;
+ if (config.relocateable_output == true &&
+ config.build_constructors == true) {
+ return gldi386v_script_option_Ur;
+ }
+ if (config.relocateable_output) {
+ return gldi386v_script_option_r;
+ }
+
+ return gldi386v_script;
+}
+struct ld_emulation_xfer_struct ld_gldi386v_emulation =
+{
+ gldi386v_before_parse,
+ gldi386v_syslib,
+ gldi386v_hll,
+ gldi386v_after_parse,
+ gldi386v_after_allocation,
+ gldi386v_set_output_arch,
+ gldi386v_choose_target,
+ gldi386v_before_allocation,
+ gldi386v_get_script,
+};
+