[ARC] Use TARGET_NO_SPECULATION_IN_DELAY_SLOTS_P hook.

gcc/
2015-12-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (TARGET_NO_SPECULATION_IN_DELAY_SLOTS_P):
	Provide target hook.
	(arc_no_speculation_in_delay_slots_p): New function.

From-SVN: r231609

gcc/ChangeLog

 2015-12-14  Claudiu Zissulescu  <claziss@synopsys.com>
+
+	* config/arc/arc.c (TARGET_NO_SPECULATION_IN_DELAY_SLOTS_P):
+	Provide target hook.
+	(arc_no_speculation_in_delay_slots_p): New function.
+
+2015-12-14  Claudiu Zissulescu  <claziss@synopsys.com>
 	    Andrew Burgess  <andrew.burgess@embecosm.com>
 
 	* config/arc/arc.c (frame_move): Set frame related flag.

gcc/config/arc/arc.c

@@ -558,6 +558,10 @@ static void arc_finalize_pic (void);
 
 #define TARGET_INSN_LENGTH_PARAMETERS arc_insn_length_parameters
 
+#undef TARGET_NO_SPECULATION_IN_DELAY_SLOTS_P
+#define TARGET_NO_SPECULATION_IN_DELAY_SLOTS_P	\
+  arc_no_speculation_in_delay_slots_p
+
 #undef TARGET_LRA_P
 #define TARGET_LRA_P arc_lra_p
 #define TARGET_REGISTER_PRIORITY arc_register_priority
@@ -10057,6 +10061,14 @@ arc_expand_atomic_op (enum rtx_code code, rtx mem, rtx val,
   arc_post_atomic_barrier (model);
 }
 
+/* Implement TARGET_NO_SPECULATION_IN_DELAY_SLOTS_P.  */
+
+static bool
+arc_no_speculation_in_delay_slots_p ()
+{
+  return true;
+}
+
 struct gcc_target targetm = TARGET_INITIALIZER;
 
 #include "gt-arc.h"