re PR target/11992 (Wrong built-in code for memcmp with length 1<<24 only…

re PR target/11992 (Wrong built-in code for memcmp with length 1<<24 only (1<<24)-1 possible for CLCL-Instruction)

	PR target/11992
	* config/s390/s390.md ("*cmpmem_long_64"): Use CLCLE instruction
	instead of CLCL.
	("*cmpmem_long_31"): Likewise.

From-SVN: r74752

gcc/ChangeLog

+2003-12-17  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	PR target/11992
+	* config/s390/s390.md ("*cmpmem_long_64"): Use CLCLE instruction
+	instead of CLCL.
+	("*cmpmem_long_31"): Likewise.
+
 2003-12-17  Vladimir Makarov  <vmakarov@redhat.com>
 
 	* config/ia64/ia64.c: Add more comments about insn bundling.

gcc/config/s390/s390.md

@@ -2080,9 +2080,10 @@
    (use (match_dup 2))
    (use (match_dup 3))]
   "TARGET_64BIT"
-  "clcl\t%0,%1"
-  [(set_attr "op_type" "RR")
-   (set_attr "type"    "vs")])
+  "clcle\t%0,%1,0\;jo\t.-4"
+  [(set_attr "op_type" "NN")
+   (set_attr "type"    "vs")
+   (set_attr "length"  "8")])
 
 (define_insn "*cmpmem_long_31"
   [(clobber (match_operand:DI 0 "register_operand" "=d"))
@@ -2093,9 +2094,10 @@
    (use (match_dup 2))
    (use (match_dup 3))]
   "!TARGET_64BIT"
-  "clcl\t%0,%1"
-  [(set_attr "op_type" "RR")
-   (set_attr "type"    "vs")])
+  "clcle\t%0,%1,0\;jo\t.-4"
+  [(set_attr "op_type" "NN")
+   (set_attr "type"    "vs")
+   (set_attr "length"  "8")])
 
 ; Convert condition code to integer in range (-1, 0, 1)