* config/i386/i386-features.c

	(general_scalar_chain::compute_convert_gain):
	Correct cost for double-word shifts.
	(general_scalar_to_vector_candidate_p): Reject count operands
	greater or equal to mode bitsize.

From-SVN: r274994

gcc/ChangeLog

+2019-08-28  Uroš Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386-features.c
+	(general_scalar_chain::compute_convert_gain):
+	Correct cost for double-word shifts.
+	(general_scalar_to_vector_candidate_p): Reject count operands
+	greater or equal to mode bitsize.
+
 2019-08-28  Martin Jambor  <mjambor@suse.cz>
 
 	PR ipa/91468

gcc/config/i386/i386.c

@@ -18617,9 +18617,9 @@ ix86_register_move_cost (machine_mode mode, reg_class_t class1_i,
        where integer modes in SSE registers are not tieable
        because of missing QImode and HImode moves to, from or between
        MMX/SSE registers.  */
-    return MAX (8, SSE_CLASS_P (class1)
-		? ix86_cost->hard_register.sse_to_integer
-		: ix86_cost->hard_register.integer_to_sse);
+    return (SSE_CLASS_P (class1)
+	    ? ix86_cost->hard_register.sse_to_integer
+	    : ix86_cost->hard_register.integer_to_sse);
 
   if (MAYBE_FLOAT_CLASS_P (class1))
     return ix86_cost->hard_register.fp_move;