diff options
Diffstat (limited to 'ld/ldemul.c')
| -rw-r--r-- | ld/ldemul.c | 155 |
1 files changed, 92 insertions, 63 deletions
diff --git a/ld/ldemul.c b/ld/ldemul.c index eafe26c..0e950d8 100644 --- a/ld/ldemul.c +++ b/ld/ldemul.c @@ -1,10 +1,11 @@ -/* Copyright (C) 1991 Free Software Foundation, Inc. +/* ldemul.c -- clearing house for ld emulation states + Copyright (C) 1991, 1993 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) +the Free Software Foundation; either version 2, or (at your option) any later version. GLD is distributed in the hope that it will be useful, @@ -16,14 +17,6 @@ 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. */ -/* - * $Id$ - */ - -/* - * clearing house for ld emulation states - */ - #include "bfd.h" #include "sysdep.h" @@ -31,30 +24,22 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "ld.h" #include "ldemul.h" #include "ldmisc.h" - -extern ld_emulation_xfer_type ld_lnk960_emulation; -extern ld_emulation_xfer_type ld_gldm88kbcs_emulation; -extern ld_emulation_xfer_type ld_gld_emulation; -extern ld_emulation_xfer_type ld_vanilla_emulation; -extern ld_emulation_xfer_type ld_gld68k_emulation; -extern ld_emulation_xfer_type ld_gld960_emulation; -extern ld_emulation_xfer_type ld_gld29k_emulation; -extern ld_emulation_xfer_type ld_gldnews_emulation; -extern ld_emulation_xfer_type ld_h8300hds_emulation; - +#include "ldfile.h" +#include "ldmain.h" +#include "ldemul-list.h" ld_emulation_xfer_type *ld_emulation; void ldemul_hll(name) -char *name; + char *name; { ld_emulation->hll(name); } void ldemul_syslib(name) -char *name; + char *name; { ld_emulation->syslib(name); } @@ -80,9 +65,8 @@ ldemul_after_allocation() void ldemul_before_allocation() { - if (ld_emulation->before_allocation) { + if (ld_emulation->before_allocation) ld_emulation->before_allocation(); - } } @@ -92,56 +76,101 @@ ldemul_set_output_arch() ld_emulation->set_output_arch(); } +void +ldemul_finish() +{ + if (ld_emulation->finish) + ld_emulation->finish(); +} + +void +ldemul_create_output_section_statements() +{ + if (ld_emulation->create_output_section_statements) + ld_emulation->create_output_section_statements(); +} + +char * +ldemul_get_script(isfile) + int *isfile; +{ + return ld_emulation->get_script(isfile); +} + char * ldemul_choose_target() { return ld_emulation->choose_target(); } +/* The default choose_target function. */ + char * -ldemul_get_script() +ldemul_default_target() { - return ld_emulation->get_script(); + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; + return ld_emulation->target_name; +} + +void +after_parse_default() +{ + } void -ldemul_choose_mode(target) -char *target; -{ - if (strcmp(target,LNK960_EMULATION_NAME)==0) { - ld_emulation = &ld_lnk960_emulation; - } - else if (strcmp(target,GLD960_EMULATION_NAME)==0) { - ld_emulation = &ld_gld960_emulation; - } - else if (strcmp(target,GLDM88KBCS_EMULATION_NAME)==0) { - ld_emulation = &ld_gldm88kbcs_emulation; - } -#ifndef GNU960 - else if (strcmp(target,GLD_EMULATION_NAME)==0) { - ld_emulation = &ld_gld_emulation; - } - else if (strcmp(target,VANILLA_EMULATION_NAME)==0) { - ld_emulation = &ld_vanilla_emulation; - } - else if (strcmp(target,H8300HDS_EMULATION_NAME)==0) { - ld_emulation = &ld_h8300hds_emulation; - } - - else if (strcmp(target,GLD68K_EMULATION_NAME)==0) { - ld_emulation = &ld_gld68k_emulation; - } - else if (strcmp(target,GLD29K_EMULATION_NAME)==0) { - ld_emulation = &ld_gld29k_emulation; - } - else if (strcmp(target,GLDNEWS_EMULATION_NAME)==0) { - ld_emulation = &ld_gldnews_emulation; - } -#endif - else { - info("%P%F unrecognised emulation mode: %s\n",target); - } +after_allocation_default() +{ + +} + +void +before_allocation_default() +{ + +} + +void +set_output_arch_default() +{ + /* Set the output architecture and machine if possible */ + bfd_set_arch_mach(output_bfd, + ldfile_output_architecture, ldfile_output_machine); } +void +syslib_default(ignore) + char *ignore; +{ + info_msg ("%S SYSLIB ignored\n"); +} +void +hll_default(ignore) + char *ignore; +{ + info_msg ("%S HLL ignored\n"); +} +ld_emulation_xfer_type *ld_emulations[] = { EMULATION_LIST }; + +void +ldemul_choose_mode(target) + char *target; +{ + ld_emulation_xfer_type **eptr = ld_emulations; + /* Ignore "gld" prefix. */ + if (target[0] == 'g' && target[1] == 'l' && target[2] == 'd') + target += 3; + for (; *eptr; eptr++) + { + if (strcmp(target, (*eptr)->emulation_name) == 0) + { + ld_emulation = *eptr; + return; + } + } + einfo("%P%F: unrecognised emulation mode: %s\n",target); +} |