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From-SVN: r1161
1992-06-04 21:50:56 +00:00 · 1992-06-04 21:50:56 +00:00 · d1c1397eeb
parent a9d91d6f85
commit d1c1397eeb
1 changed files with 13 additions and 0 deletions
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@ -1220,6 +1220,19 @@ reload (first, global, dumpfile)

 		  if (caller_save_group_size > 1)
 		    insn_total_groups = MAX (insn_total_groups, 1);
+
+
+                /* Show that this basic block will need a register of
+                   this class.  */
+
+                if (global
+                    && ! (basic_block_needs[(int) caller_save_spill_class]
+                          [this_block]))
+                  {
+                    basic_block_needs[(int) caller_save_spill_class]
+                      [this_block] = 1;
+                    new_basic_block_needs = 1;
+                  }
 		}

 #ifdef SMALL_REGISTER_CLASSES