h8300.c (const_costs): Remove a warning.

	* config/h8300/h8300.c (const_costs): Remove a warning.
	(output_plussi): Likewise.
	(compute_plussi_length): Likewise.
	(compute_plussi_cc): Likewise.

From-SVN: r61531

gcc/ChangeLog

 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 
+	* config/h8300/h8300.c (const_costs): Remove a warning.
+	(output_plussi): Likewise.
+	(compute_plussi_length): Likewise.
+	(compute_plussi_cc): Likewise.
+
+2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
+
 	* config/h8300/h8300.md (addsi_h8300): Remove the last
 	alternative.
 

gcc/config/h8300/h8300.c

@@ -1106,7 +1106,12 @@ const_costs (r, c, outer_code)
   switch (c)
     {
     case CONST_INT:
-      switch (INTVAL (r))
+      {
+	HOST_WIDE_INT n = INTVAL (r);
+
+	if (-4 <= n || n <= 4)
+	  {
+	    switch ((int) n)
 	      {
 	      case 0:
 		return 0;
@@ -1121,7 +1126,8 @@ const_costs (r, c, outer_code)
 		  return 0 + (outer_code == SET);
 		else
 		  return 1;
-	default:
+	      }
+	  }
 	return 1;
       }
 
@@ -1908,7 +1914,7 @@ output_plussi (operands)
 
 	  /* See if we can finish with 2 bytes.  */
 
-	  switch (intval & 0xffffffff)
+	  switch ((unsigned int) intval & 0xffffffff)
 	    {
 	    case 0x00000001:
 	    case 0x00000002:
@@ -1968,7 +1974,7 @@ compute_plussi_length (operands)
 
 	  /* See if we can finish with 2 bytes.  */
 
-	  switch (intval & 0xffffffff)
+	  switch ((unsigned int) intval & 0xffffffff)
 	    {
 	    case 0x00000001:
 	    case 0x00000002:
@@ -2023,7 +2029,7 @@ compute_plussi_cc (operands)
 
 	  /* See if we can finish with 2 bytes.  */
 
-	  switch (intval & 0xffffffff)
+	  switch ((unsigned int) intval & 0xffffffff)
 	    {
 	    case 0x00000001:
 	    case 0x00000002: