genpeep.c: peephole requires an rtx_insn

gcc/
	* genpeep.c (main): Rename param back from "uncast_ins1" to
	"ins1", strengthening from rtx to rtx_insn *.  Drop now-redundant
	checked cast.

	* output.h (peephole): Strengthen param from rtx to rtx_insn *.

From-SVN: r214330

gcc/ChangeLog

+2014-08-22  David Malcolm  <dmalcolm@redhat.com>
+
+	* genpeep.c (main): Rename param back from "uncast_ins1" to
+	"ins1", strengthening from rtx to rtx_insn *.  Drop now-redundant
+	checked cast.
+
+	* output.h (peephole): Strengthen param from rtx to rtx_insn *.
+
 2014-08-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
 
 	PR target/62195

gcc/genpeep.c

@@ -378,8 +378,7 @@ from the machine description file `md'.  */\n\n");
   printf ("extern rtx peep_operand[];\n\n");
   printf ("#define operands peep_operand\n\n");
 
-  printf ("rtx_insn *\npeephole (rtx uncast_ins1)\n{\n");
-  printf ("  rtx_insn *ins1 = as_a <rtx_insn *> (uncast_ins1);\n");
+  printf ("rtx_insn *\npeephole (rtx_insn *ins1)\n{\n");
   printf ("  rtx_insn *insn ATTRIBUTE_UNUSED;\n");
   printf ("  rtx x ATTRIBUTE_UNUSED, pat ATTRIBUTE_UNUSED;\n\n");
 

gcc/output.h

@@ -281,7 +281,7 @@ extern void assemble_addr_to_section (rtx, section *);
 extern int get_pool_size (void);
 
 #ifdef HAVE_peephole
-extern rtx_insn *peephole (rtx);
+extern rtx_insn *peephole (rtx_insn *);
 #endif
 
 extern void output_shared_constant_pool (void);