Fix out-of-range immediate for large thunk offset.

	* config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
	larger than 14 bits.

From-SVN: r35154

gcc/ChangeLog

+2000-07-20  Jim Wilson  <wilson@cygnus.com>
+
+	* config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
+	larger than 14 bits.
+
 2000-07-20  Zack Weinberg  <zack@wolery.cumb.org>
 
 	* cppmacro.c (CAN_PASTE_AFTER): New macro.

gcc/config/ia64/ia64.h

@@ -1486,12 +1486,19 @@ do {									\
 /* A C compound statement that outputs the assembler code for a thunk function,
    used to implement C++ virtual function calls with multiple inheritance.  */
 
-/* ??? This only supports deltas up to 14 bits.  If we need more, then we
-   must load the delta into a register first.  */
-
 #define ASM_OUTPUT_MI_THUNK(FILE, THUNK_FNDECL, DELTA, FUNCTION) \
 do {									\
-  fprintf (FILE, "\tadd r32 = %d, r32\n", (DELTA));			\
+  if (CONST_OK_FOR_I (DELTA))						\
+    fprintf (FILE, "\tadds r32 = %d, r32\n", (DELTA));			\
+  else									\
+    {									\
+      if (CONST_OK_FOR_J (DELTA))					\
+        fprintf (FILE, "\taddl r2 = %d, r0\n", (DELTA));		\
+      else								\
+	fprintf (FILE, "\tmovl r2 = %d\n", (DELTA));			\
+      fprintf (FILE, "\t;;\n");						\
+      fprintf (FILE, "\tadd r32 = r2, r32\n");				\
+    }									\
   fprintf (FILE, "\tbr ");						\
   assemble_name (FILE, XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0));	\
   fprintf (FILE, "\n");							\