19990502 sourceware importbinu_ss_19990502

1 files changed, 110 insertions, 0 deletions

diff --git a/bfd/freebsd.h b/bfd/freebsd.h
new file mode 100644
index 0000000..8bb19ac
--- /dev/null
+++ b/bfd/freebsd.h
@@ -0,0 +1,110 @@
+/* BFD back-end definitions used by all FreeBSD targets.
+   Copyright (C) 1990, 1991, 1992, 1996 Free Software Foundation, Inc.
+
+This file is part of BFD, the Binary File Descriptor library.
+
+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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+/* FreeBSD ZMAGIC files never have the header in the text. */
+#define	N_HEADER_IN_TEXT(x)	0
+
+/* ZMAGIC files start at offset 0.  Does not apply to QMAGIC files. */
+#define TEXT_START_ADDR		0
+
+#define N_GETMAGIC_NET(exec) \
+	((exec).a_info & 0xffff)
+#define N_GETMID_NET(exec) \
+	(((exec).a_info >> 16) & 0x3ff)
+#define N_GETFLAG_NET(ex) \
+	(((exec).a_info >> 26) & 0x3f)
+
+#define N_MACHTYPE(exec) \
+	((enum machine_type) \
+	 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETMID_NET (exec) : \
+	  ((exec).a_info >> 16) & 0x3ff))
+#define N_FLAGS(exec) \
+	((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETFLAG_NET (exec) : \
+	 ((exec).a_info >> 26) & 0x3f)
+
+#define N_SET_INFO(exec, magic, type, flags) \
+	((exec).a_info = ((magic) & 0xffff) \
+	 | (((int)(type) & 0x3ff) << 16) \
+	 | (((flags) & 0x3f) << 26))
+#define N_SET_MACHTYPE(exec, machtype) \
+	((exec).a_info = \
+         ((exec).a_info & 0xfb00ffff) | ((((int)(machtype))&0x3ff) << 16))
+#define N_SET_FLAGS(exec, flags) \
+	((exec).a_info = \
+	 ((exec).a_info & 0x03ffffff) | ((flags & 0x03f) << 26))
+
+#include "bfd.h"
+#include "sysdep.h"
+#include "libbfd.h"
+#include "libaout.h"
+
+/* On FreeBSD, the magic number is always in i386 (little-endian)
+   format.  I think.  */
+#define SWAP_MAGIC(ext) bfd_getl32 (ext)
+
+
+#define MY_write_object_contents MY(write_object_contents)
+static boolean MY(write_object_contents) PARAMS ((bfd *abfd));
+
+#include "aout-target.h"
+
+/* Write an object file.
+   Section contents have already been written.  We write the
+   file header, symbols, and relocation.  */
+
+static boolean
+MY(write_object_contents) (abfd)
+     bfd *abfd;
+{
+  struct external_exec exec_bytes;
+  struct internal_exec *execp = exec_hdr (abfd);
+
+#if CHOOSE_RELOC_SIZE
+  CHOOSE_RELOC_SIZE(abfd);
+#else
+  obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
+#endif
+
+  /* Magic number, maestro, please!  */
+  switch (bfd_get_arch(abfd)) {
+  case bfd_arch_m68k:
+    if (strcmp (abfd->xvec->name, "a.out-m68k4k-netbsd") == 0)
+      N_SET_MACHTYPE(*execp, M_68K4K_NETBSD);
+    else
+      N_SET_MACHTYPE(*execp, M_68K_NETBSD);
+    break;
+  case bfd_arch_sparc:
+    N_SET_MACHTYPE(*execp, M_SPARC_NETBSD);
+    break;
+  case bfd_arch_i386:
+    N_SET_MACHTYPE(*execp, M_386_NETBSD);
+    break;
+  case bfd_arch_ns32k:
+    N_SET_MACHTYPE(*execp, M_532_NETBSD);
+    break;
+  default:
+    N_SET_MACHTYPE(*execp, M_UNKNOWN);
+    break;
+  }
+
+  WRITE_HEADERS(abfd, execp);
+
+  return true;
+}