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| -rwxr-xr-x | ld/h8300hms.c | 135 | ||||
| -rwxr-xr-x | ld/h8300hms.sc | 30 |
2 files changed, 165 insertions, 0 deletions
diff --git a/ld/h8300hms.c b/ld/h8300hms.c new file mode 100755 index 0000000..06e8a89 --- /dev/null +++ b/ld/h8300hms.c @@ -0,0 +1,135 @@ +/* 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. */ + +/* + Written by Steve Chamberlain steve@cygnus.com + + The controller which tells the gnu linker how to behave like one for + the Hitach H8/300 with IEEE records. +*/ + +#include "bfd.h" +#include "sysdep.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 h8300hms_before_parse() +{ + ldfile_output_architecture = bfd_arch_h8300; +} + + +static void +h8300hms_after_parse() +{ + +} + +static void +h8300hms_after_allocation() +{ + +} + +static void +h8300hms_before_allocation() +{ + +} + + +static void +h8300hms_set_output_arch() +{ + /* Set the output architecture and machine if possible */ + bfd_set_arch_mach(output_bfd, + ldfile_output_architecture, ldfile_output_machine); +} + +static char * +h8300hms_choose_target() +{ + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; + return H8300HMS_TARGET; +} + +static void +h8300hms_syslib() +{ + info("%S SYSLIB ignored\n"); +} + +static void +h8300hms_hll(ignore) +char *ignore; +{ + info("%S HLL ignored\n"); +} + +static char *h8300hms_script = +#include "h8300hms.x" +; +static char *h8300hms_script_option_Ur = +#include "h8300hms.x" +; +static char *h8300hms_script_option_r = +#include "h8300hms.x" +; + +static char *h8300hms_get_script() +{ + extern ld_config_type config; + if (config.relocateable_output == true && + config.build_constructors == true) { + return h8300hms_script_option_Ur; + } + if (config.relocateable_output) { + return h8300hms_script_option_r; + } + + return h8300hms_script; +} +struct ld_emulation_xfer_struct ld_h8300hms_emulation = +{ + h8300hms_before_parse, + h8300hms_syslib, + h8300hms_hll, + h8300hms_after_parse, + h8300hms_after_allocation, + h8300hms_set_output_arch, + h8300hms_choose_target, + h8300hms_before_allocation, + h8300hms_get_script, +}; diff --git a/ld/h8300hms.sc b/ld/h8300hms.sc new file mode 100755 index 0000000..62ba07e --- /dev/null +++ b/ld/h8300hms.sc @@ -0,0 +1,30 @@ +OUTPUT_FORMAT("coff-h8300") +OUTPUT_ARCH(h8300) + +MEMORY { + rom : o = 0x0000, l = 0x7fe0 + duart : o = 0x7fe0, l = 16 + ram : o = 0x8000, l = 29k + hmsram: o = 0xfb80, l = 512 + } + +SECTIONS +{ +.text : + { + *(.text) + *(.strings) + } > ram +.data : + { + *(.data) + } > ram +.bss : + { + _bss_start = . ; + *(.bss) + *(COMMON) + _end = .; + } >ram +} + |