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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [ld/] [emultempl/] [z80.em] - Blame information for rev 146

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1 145 khays
# This shell script emits C code -*- C -*-
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# to keep track of the machine type of Z80 object files
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# It does some substitutions.
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#   Copyright 2005, 2007, 2008 Free Software Foundation, Inc.
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# This file is part of the GNU Binutils.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# MA 02110-1301, USA.
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LDEMUL_BEFORE_PARSE=gldz80_before_parse
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LDEMUL_RECOGNIZED_FILE=gldz80_recognized_file
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LDEMUL_AFTER_OPEN=gldz80_after_open
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fragment <
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/* --- \begin{z80.em} */
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/* Codes for machine types, bitwise or gives the code to use for the
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   output.  */
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#define M_Z80STRICT 1
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#define M_Z80 3
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#define M_Z80FULL 7
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#define M_R800 11
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#define M_Z80ANY 15
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/* Bitwise or of the machine types seen so far.  */
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static int result_mach_type;
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static void
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${LDEMUL_BEFORE_PARSE} (void)
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{
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#ifndef TARGET_                 /* I.e., if not generic.  */
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  ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
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#endif /* not TARGET_ */
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  result_mach_type = M_Z80STRICT;
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}
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/* Update result_mach_type.  */
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static bfd_boolean
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${LDEMUL_RECOGNIZED_FILE} (lang_input_statement_type *entry)
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{
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  unsigned long mach_type;
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  mach_type = bfd_get_mach (entry->the_bfd);
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  switch (mach_type)
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    {
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    case bfd_mach_z80strict:
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      result_mach_type |= M_Z80STRICT;
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      break;
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    case bfd_mach_z80:
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      result_mach_type |= M_Z80;
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      break;
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    case bfd_mach_z80full:
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      result_mach_type |= M_Z80FULL;
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      break;
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    case bfd_mach_r800:
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      result_mach_type |= M_R800;
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      break;
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    default:
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      result_mach_type |= M_Z80ANY;
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    }
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  return FALSE;
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}
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/* Set the machine type of the output file based on result_mach_type.  */
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static void
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gldz80_after_open (void)
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{
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  unsigned long mach_type;
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  after_open_default ();
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  switch (result_mach_type)
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    {
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    case M_Z80STRICT:
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      mach_type = bfd_mach_z80strict;
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      break;
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    case M_Z80:
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      mach_type = bfd_mach_z80;
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      break;
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    case M_Z80FULL:
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      mach_type = bfd_mach_z80full;
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      break;
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    case M_R800:
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      mach_type = bfd_mach_r800;
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      break;
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    default:
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      mach_type = 0;
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    }
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  bfd_set_arch_mach (link_info.output_bfd, bfd_arch_z80, mach_type);
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}
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/* --- \end{z80.em} */
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EOF

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