1 files changed, 104 insertions, 0 deletions
diff --git a/ld/emultempl/z80.em b/ld/emultempl/z80.em
new file mode 100644
index 0000000..9411f5b
--- /dev/null
+++ b/ld/emultempl/z80.em
@@ -0,0 +1,104 @@
+# This shell script emits C code -*- C -*-
+# to keep track of the machine type of Z80 object files
+# It does some substitutions.
+#   Copyright (C) 2005-2014 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.
+
+LDEMUL_BEFORE_PARSE=gldz80_before_parse
+LDEMUL_RECOGNIZED_FILE=gldz80_recognized_file
+LDEMUL_AFTER_OPEN=gldz80_after_open
+
+fragment <<EOF
+/* --- \begin{z80.em} */
+/* Codes for machine types, bitwise or gives the code to use for the
+   output.  */
+#define M_Z80STRICT 1
+#define M_Z80 3
+#define M_Z80FULL 7
+#define M_R800 11
+#define M_Z80ANY 15
+
+/* Bitwise or of the machine types seen so far.  */
+static int result_mach_type;
+
+static void
+${LDEMUL_BEFORE_PARSE} (void)
+{
+#ifndef TARGET_			/* I.e., if not generic.  */
+  ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
+#endif /* not TARGET_ */
+  result_mach_type = M_Z80STRICT;
+}
+
+
+/* Update result_mach_type.  */
+static bfd_boolean
+${LDEMUL_RECOGNIZED_FILE} (lang_input_statement_type *entry)
+{
+  unsigned long mach_type;
+
+  mach_type = bfd_get_mach (entry->the_bfd);
+  switch (mach_type)
+    {
+    case bfd_mach_z80strict:
+      result_mach_type |= M_Z80STRICT;
+      break;
+    case bfd_mach_z80:
+      result_mach_type |= M_Z80;
+      break;
+    case bfd_mach_z80full:
+      result_mach_type |= M_Z80FULL;
+      break;
+    case bfd_mach_r800:
+      result_mach_type |= M_R800;
+      break;
+    default:
+      result_mach_type |= M_Z80ANY;
+    }
+  return FALSE;
+}
+
+/* Set the machine type of the output file based on result_mach_type.  */
+static void
+gldz80_after_open (void)
+{
+  unsigned long mach_type;
+
+  after_open_default ();
+
+  switch (result_mach_type)
+    {
+    case M_Z80STRICT:
+      mach_type = bfd_mach_z80strict;
+      break;
+    case M_Z80:
+      mach_type = bfd_mach_z80;
+      break;
+    case M_Z80FULL:
+      mach_type = bfd_mach_z80full;
+      break;
+    case M_R800:
+      mach_type = bfd_mach_r800;
+      break;
+    default:
+      mach_type = 0;
+    }
+  bfd_set_arch_mach (link_info.output_bfd, bfd_arch_z80, mach_type);
+}
+/* --- \end{z80.em} */
+EOF