i960.c (i960_function_prologue): Compute size of frame according to number of…

i960.c (i960_function_prologue): Compute size of frame according to number of registers actually saved there.

* config/i960/i960.c (i960_function_prologue): Compute size of
frame according to number of registers actually saved there.

Co-Authored-By: Vladimir Makarov <vmakarov@redhat.com>

From-SVN: r40477

gcc/ChangeLog

+2001-03-14  DJ Delorie  <dj@redhat.com>
+	    Vladimir Makarov  <vmakarov@redhat.com>
+
+	* config/i960/i960.c (i960_function_prologue): Compute size of
+	frame according to number of registers actually saved there.
+
 2001-03-14  Richard Henderson  <rth@redhat.com>
 
 	* expr.c (emit_move_insn_1): Fix else if around #endif.

gcc/config/i960/i960.c

@@ -1474,7 +1474,7 @@ i960_function_prologue (file, size)
 	lnw = i960_split_reg_group (l, lnw, g->length);
     }
 
-  actual_fsize = compute_frame_size (size);
+  actual_fsize = compute_frame_size (size) + 4 * n_remaining_saved_regs;
 #if 0
   /* ??? The 1.2.1 compiler does this also.  This is meant to round the frame
      size up to the nearest multiple of 16.  I don't know whether this is
@@ -1526,7 +1526,7 @@ i960_function_prologue (file, size)
 
   /* Take hardware register save area created by the call instruction
      into account, but store them before the argument block area.  */
-  lvar_size = actual_fsize - compute_frame_size (0) - n_saved_regs * 4;
+  lvar_size = actual_fsize - compute_frame_size (0) - n_remaining_saved_regs * 4;
   offset = STARTING_FRAME_OFFSET + lvar_size;
   /* Save registers on stack if needed.  */
   /* ??? Is it worth to use the same algorithm as one for saving