(movqi): Emit 'st' for INTVAL & 255 == 255, not INTVAL == -1.

(seq,sne,sgt,sgtu,slt,sltu,sge,sgeu,sle,sleu): Allow "m" as operand 0.

From-SVN: r13138

gcc/config/m68k/m68k.md

@@ -979,7 +979,7 @@
       if (operands[1] == const0_rtx)
 	return \"clr%.b %0\";
       if (GET_CODE (operands[1]) == CONST_INT
-	  && INTVAL (operands[1]) == -1)
+	  && (INTVAL (operands[1]) & 255) == 255)
 	{
 	  CC_STATUS_INIT;
 	  return \"st %0\";
@@ -5170,7 +5170,7 @@
 } ")
 
 (define_insn "seq"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(eq:QI (cc0) (const_int 0)))]
   ""
   "*
@@ -5179,7 +5179,7 @@
 ")
 
 (define_insn "sne"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(ne:QI (cc0) (const_int 0)))]
   ""
   "*
@@ -5188,7 +5188,7 @@
 ")
 
 (define_insn "sgt"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(gt:QI (cc0) (const_int 0)))]
   ""
   "*
@@ -5197,42 +5197,42 @@
 ")
 
 (define_insn "sgtu"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(gtu:QI (cc0) (const_int 0)))]
   ""
   "* cc_status = cc_prev_status;
      return \"shi %0\"; ")
 
 (define_insn "slt"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(lt:QI (cc0) (const_int 0)))]
   ""
   "* cc_status = cc_prev_status;
      OUTPUT_JUMP (\"slt %0\", \"fslt %0\", \"smi %0\"); ")
 
 (define_insn "sltu"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(ltu:QI (cc0) (const_int 0)))]
   ""
   "* cc_status = cc_prev_status;
      return \"scs %0\"; ")
 
 (define_insn "sge"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(ge:QI (cc0) (const_int 0)))]
   ""
   "* cc_status = cc_prev_status;
      OUTPUT_JUMP (\"sge %0\", \"fsge %0\", \"spl %0\"); ")
 
 (define_insn "sgeu"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(geu:QI (cc0) (const_int 0)))]
   ""
   "* cc_status = cc_prev_status;
      return \"scc %0\"; ")
 
 (define_insn "sle"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(le:QI (cc0) (const_int 0)))]
   ""
   "*
@@ -5241,7 +5241,7 @@
 ")
 
 (define_insn "sleu"
-  [(set (match_operand:QI 0 "general_operand" "=d")
+  [(set (match_operand:QI 0 "general_operand" "=dm")
 	(leu:QI (cc0) (const_int 0)))]
   ""
   "* cc_status = cc_prev_status;