ld/generic.em

   1 # This shell script that emits a C file.
   2 # It does some substitutions.
   3 cat >em_${EMULATION_NAME}.c <<EOF
   4 /* This file is is generated by a shell script.  DO NOT EDIT! */
   5
   6 /* emulate the original gld for the given ${EMULATION_NAME}
   7    Copyright (C) 1991 Free Software Foundation, Inc.
   8    Written by Steve Chamberlain steve@cygnus.com
   9
  10 This file is part of GLD, the Gnu Linker.
  11
  12 This program is free software; you can redistribute it and/or modify
  13 it under the terms of the GNU General Public License as published by
  14 the Free Software Foundation; either version 2 of the License, or
  15 (at your option) any later version.
  16
  17 This program is distributed in the hope that it will be useful,
  18 but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 GNU General Public License for more details.
  21
  22 You should have received a copy of the GNU General Public License
  23 along with this program; if not, write to the Free Software
  24 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  25
  26 #define TARGET_IS_${EMULATION_NAME}
  27
  28 #include "bfd.h"
  29 #include "sysdep.h"
  30 #include "ld.h"
  31 #include "config.h"
  32 #include "ldemul.h"
  33 #include "ldfile.h"
  34 #include "ldmisc.h"
  35
  36 extern  boolean lang_float_flag;
  37
  38
  39 extern enum bfd_architecture ldfile_output_architecture;
  40 extern unsigned long ldfile_output_machine;
  41 extern char *ldfile_output_machine_name;
  42
  43 static void gld${EMULATION_NAME}_before_parse()
  44 {
  45 #ifdef TARGET_IS_m88kbcs
  46   extern char lprefix;
  47   lprefix = '@';
  48 #else
  49 #ifndef TARGET_ /* I.e., if not generic */
  50   ldfile_output_architecture = bfd_arch_${ARCH};
  51 #endif
  52 #endif
  53 }
  54
  55
  56 static char *gld${EMULATION_NAME}_script =
  57 #include "${EMULATION_NAME}.x"
  58 ;
  59 static char *gld${EMULATION_NAME}_script_option_Ur  =
  60 #include "${EMULATION_NAME}.xu"
  61 ;
  62 static char *gld${EMULATION_NAME}_script_option_r  =
  63 #include "${EMULATION_NAME}.xr"
  64 ;
  65 static char *gld${EMULATION_NAME}_script_option_n  =  /* Used with -n flag. */
  66 #include "${EMULATION_NAME}.xn"
  67 ;
  68 static char *gld${EMULATION_NAME}_script_option_N  =  /* Used with -N flag. */
  69 #include "${EMULATION_NAME}.xbn"
  70 ;
  71
  72 static char *gld${EMULATION_NAME}_get_script()
  73 {
  74   extern ld_config_type config;
  75   if (config.relocateable_output == true &&
  76       config.build_constructors == true) {
  77     return gld${EMULATION_NAME}_script_option_Ur;
  78   }
  79   if (config.relocateable_output == true) {
  80     return gld${EMULATION_NAME}_script_option_r;
  81   }
  82   if (!config.text_read_only)
  83     return gld${EMULATION_NAME}_script_option_N;
  84   if (!config.magic_demand_paged)
  85     return gld${EMULATION_NAME}_script_option_n;
  86   return gld${EMULATION_NAME}_script;
  87 }
  88 struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
  89 {
  90   gld${EMULATION_NAME}_before_parse,
  91   syslib_default,
  92   hll_default,
  93   after_parse_default,
  94   after_allocation_default,
  95   set_output_arch_default,
  96   ldemul_default_target,
  97   before_allocation_default,
  98   gld${EMULATION_NAME}_get_script,
  99   "${EMULATION_NAME}",
 100   "${OUTPUT_FORMAT}"
 101 };
 102 EOF