Initial revision

6 files changed, 251 insertions, 0 deletions

diff --git a/ld/config/hmake-rtbsd b/ld/config/hmake-rtbsd
new file mode 100755
index 0000000..8c75d97
--- /dev/null
+++ b/ld/config/hmake-rtbsd
@@ -0,0 +1,4 @@
+YACC = yacc -d
+HDEFINES = -DHOST_SYS=RTBSD_SYS  -DNO_VARARGS
+LDFLAGS = 
+CC=gcc
diff --git a/ld/config/tmake-coff-a29k b/ld/config/tmake-coff-a29k
new file mode 100755
index 0000000..5c55415
--- /dev/null
+++ b/ld/config/tmake-coff-a29k
@@ -0,0 +1 @@
+TDEFINES = -DDEFAULT_EMULATION=GLD29K_EMULATION_NAME
diff --git a/ld/ldglda29k.c b/ld/ldglda29k.c
new file mode 100755
index 0000000..45662f0
--- /dev/null
+++ b/ld/ldglda29k.c
@@ -0,0 +1,144 @@
+/* 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.  */
+
+/*
+ *  $Id:#
+*/
+
+/* 
+ * emulate the original gld running on an a29k system
+ *
+ *  Written by David Wood @ New York University 
+ */
+
+
+#include "sysdep.h"
+#include "bfd.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 gld29k_before_parse()
+{
+#ifndef NOTDEF		/* Cross developing for now */
+  ldfile_add_library_path("/lib");
+  ldfile_add_library_path("/usr/lib");
+  ldfile_add_library_path("/usr/local/lib");
+#endif
+  ldfile_output_architecture = bfd_arch_a29k;
+}
+
+
+static void 
+gld29k_after_parse()
+{
+
+}
+
+static void
+gld29k_after_allocation()
+{
+
+}
+
+static void
+gld29k_before_allocation()
+{
+
+}
+
+static void
+gld29k_set_output_arch()
+{
+  /* Set the output architecture and machine if possible */
+  unsigned long  machine = 0;
+  bfd_set_arch_mach(output_bfd, ldfile_output_architecture, machine);
+}
+
+static char *
+gld29k_choose_target()
+{
+  char *from_outside = getenv(TARGET_ENVIRON);
+  if (from_outside != (char *)NULL)
+    return from_outside;
+  return GLD29K_TARGET;
+}
+
+static void
+gld29k_syslib()
+{
+  info("%S SYSLIB ignored\n");
+}
+
+static void
+gld29k_hll(ignore)
+char  *ignore;
+{
+  info("%S HLL ignored\n");
+}
+
+static char *gld29k_script  =  
+#include "ldglda29k.x"
+;
+
+static char *gld29k_script_option_Ur  =  
+#include "ldglda29kUr.x"
+;
+static char *gld29k_script_option_r  =  
+#include "ldglda29kr.x"
+;			     
+static char *gld29k_get_script()
+{			     
+  extern ld_config_type config;
+  if (config.relocateable_output == true &&
+      config.build_constructors == true) {
+    return gld29k_script_option_Ur;
+  }
+  if (config.relocateable_output) {
+    return gld29k_script_option_r;
+  }
+	
+  return gld29k_script;
+}
+struct ld_emulation_xfer_struct ld_gld29k_emulation = 
+{
+  gld29k_before_parse,
+  gld29k_syslib,
+  gld29k_hll,
+  gld29k_after_parse,
+  gld29k_after_allocation,
+  gld29k_set_output_arch,
+  gld29k_choose_target,
+  gld29k_before_allocation,
+  gld29k_get_script,
+};
+
diff --git a/ld/ldglda29k.script b/ld/ldglda29k.script
new file mode 100755
index 0000000..6d7d19a
--- /dev/null
+++ b/ld/ldglda29k.script
@@ -0,0 +1,38 @@
+OUTPUT_FORMAT("coff-a29k-big")
+INPUT(/lab3/u3/sym1/tools/usr/lib/segments.o) /* Has .rstack/.mstack */ 
+SEARCH_DIR(/lab3/u3/sym1/tools/lib)
+SEARCH_DIR(/lab3/u3/sym1/tools/usr/lib)
+SEARCH_DIR(/lab3/u3/sym1/tools/usr/local/lib)
+MEMORY {
+	text   	: ORIGIN = 0x1000000, LENGTH = 0x1000000
+	talias 	: ORIGIN = 0x2000000, LENGTH = 0x1000000
+	data	: ORIGIN = 0x3000000, LENGTH = 0x1000000
+	mstack 	: ORIGIN = 0x4000000, LENGTH = 0x1000000
+	rstack 	: ORIGIN = 0x5000000, LENGTH = 0x1000000
+}
+SECTIONS 				
+{ 					
+  .text : { 					
+    *(.text)
+    __etext  =  .;       	
+    *(.lit) 				
+    *(.shdata)  
+  } > text
+  .shbss SIZEOF(.text) + ADDR(.text) :	{
+    *(.shbss) 				
+  } 
+  .talias :	 { } > talias
+  .data  : { 					
+    *(.data) 				
+     __edata  =  .; 			
+  } > data
+  .bss   SIZEOF(.data) + ADDR(.data) :	
+  { 					
+   *(.bss)	 			
+   [COMMON] 				
+     __end = ALIGN(0x8);				
+  } 
+  .mstack  : { } > mstack
+  .rstack  : { } > rstack 
+}
+
diff --git a/ld/ldglda29kUr.script b/ld/ldglda29kUr.script
new file mode 100755
index 0000000..c8e8e2c
--- /dev/null
+++ b/ld/ldglda29kUr.script
@@ -0,0 +1,32 @@
+OUTPUT_FORMAT("coff-a29k-big")
+SEARCH_DIR(/lab3/u3/sym1/tools/lib)
+SEARCH_DIR(/lab3/u3/sym1/tools/usr/lib)
+SEARCH_DIR(/lab3/u3/sym1/tools/usr/local/lib)
+MEMORY {
+	text   	: ORIGIN = 0x1000000, LENGTH = 0x1000000
+	talias 	: ORIGIN = 0x2000000, LENGTH = 0x1000000
+	data	: ORIGIN = 0x3000000, LENGTH = 0x1000000
+	mstack 	: ORIGIN = 0x4000000, LENGTH = 0x1000000
+	rstack 	: ORIGIN = 0x5000000, LENGTH = 0x1000000
+}
+SECTIONS 				
+{ 					
+  .text 0 : { 					
+    *(.text)
+    __etext  =  .;       	
+    *(.lit) 				
+    *(.shdata)  
+  } > text
+  .shbss SIZEOF(.text) + ADDR(.text) :	{
+    *(.shbss) 				
+  } 
+  .data  SIZEOF(.shbss) + ADDR(.shbss): { 					
+    *(.data) 				
+  } 
+  .bss   SIZEOF(.data) + ADDR(.data) :	
+  { 					
+   *(.bss)	 			
+   [COMMON] 				
+  } 
+}
+
diff --git a/ld/ldglda29kr.script b/ld/ldglda29kr.script
new file mode 100755
index 0000000..c8e8e2c
--- /dev/null
+++ b/ld/ldglda29kr.script
@@ -0,0 +1,32 @@
+OUTPUT_FORMAT("coff-a29k-big")
+SEARCH_DIR(/lab3/u3/sym1/tools/lib)
+SEARCH_DIR(/lab3/u3/sym1/tools/usr/lib)
+SEARCH_DIR(/lab3/u3/sym1/tools/usr/local/lib)
+MEMORY {
+	text   	: ORIGIN = 0x1000000, LENGTH = 0x1000000
+	talias 	: ORIGIN = 0x2000000, LENGTH = 0x1000000
+	data	: ORIGIN = 0x3000000, LENGTH = 0x1000000
+	mstack 	: ORIGIN = 0x4000000, LENGTH = 0x1000000
+	rstack 	: ORIGIN = 0x5000000, LENGTH = 0x1000000
+}
+SECTIONS 				
+{ 					
+  .text 0 : { 					
+    *(.text)
+    __etext  =  .;       	
+    *(.lit) 				
+    *(.shdata)  
+  } > text
+  .shbss SIZEOF(.text) + ADDR(.text) :	{
+    *(.shbss) 				
+  } 
+  .data  SIZEOF(.shbss) + ADDR(.shbss): { 					
+    *(.data) 				
+  } 
+  .bss   SIZEOF(.data) + ADDR(.data) :	
+  { 					
+   *(.bss)	 			
+   [COMMON] 				
+  } 
+}
+