sun2 vs. gcc48

[Chuck Silvers <chuq%chuq.com@localhost>]

hi folks,

the attached patch fixes the build problems for sun2 with gcc48.
could someone do some testing in tme?

-Chuck

Index: src/external/gpl3/gcc/dist/gcc/config/m68k/m68k.md
===================================================================
RCS file: /home/chs/netbsd/cvs/src/external/gpl3/gcc/dist/gcc/config/m68k/m68k.md,v
retrieving revision 1.3
diff -u -p -r1.3 m68k.md
--- src/external/gpl3/gcc/dist/gcc/config/m68k/m68k.md	1 Mar 2014 08:58:31 -0000	1.3
+++ src/external/gpl3/gcc/dist/gcc/config/m68k/m68k.md	20 Nov 2014 20:01:05 -0000
@@ -7112,7 +7112,7 @@
     }
   else if (MOTOROLA)
     {
-      if (TARGET_COLDFIRE)
+      if (TARGET_COLDFIRE || TARGET_68010)
 	/* Load the full 32-bit PC-relative offset of
 	   _GLOBAL_OFFSET_TABLE_ into the PIC register, then use it to
 	   calculate the absolute value.  The offset and "lea"
Index: src/external/gpl3/gcc/dist/libgcc/config/m68k/lb1sf68.S
===================================================================
RCS file: /home/chs/netbsd/cvs/src/external/gpl3/gcc/dist/libgcc/config/m68k/lb1sf68.S,v
retrieving revision 1.1.1.1
diff -u -p -r1.1.1.1 lb1sf68.S
--- src/external/gpl3/gcc/dist/libgcc/config/m68k/lb1sf68.S	1 Mar 2014 08:41:47 -0000	1.1.1.1
+++ src/external/gpl3/gcc/dist/libgcc/config/m68k/lb1sf68.S	20 Nov 2014 19:11:58 -0000
@@ -189,7 +189,20 @@ see the files COPYING3 and COPYING.RUNTI
 	.macro PICLEA sym, reg
 	movel	#_GLOBAL_OFFSET_TABLE_@GOTPC, \reg
 	lea	(-6, pc, \reg), \reg
+#ifdef __mc68010__
+	/*
+	 * The GOT offset can be bigger than 16 bits
+	 * but mc68010 only has a 16-bit displacement addressing mode,
+	 * so use a temp register to load the offset.
+	 */
+	movel	a2, sp@-
+	movel	#\sym@GOT, a2
+	addal	a2, \reg
+	movel	sp@+, a2
+	movel	(\reg), \reg
+#else
 	movel	\sym@GOT(\reg), \reg
+#endif
 	.endm
 
 	.macro PICPEA sym, areg
@@ -211,7 +224,7 @@ see the files COPYING3 and COPYING.RUNTI
 	/* ISA C has no bra.l instruction, and since this assembly file
 	   gets assembled into multiple object files, we avoid the
 	   bra instruction entirely.  */
-#if defined (__mcoldfire__) && !defined (__mcfisab__)
+#if (defined (__mcoldfire__) && !defined (__mcfisab__)) || defined (__mc68010__)
 	lea	\addr-.-8,a0
 	jmp	pc@(a0)
 #else