re PR target/91654 (Regressions of SPEC2017 rate caused by r274994)

	PR target/91654
	* config/i386/x86-tune-costs.h (skylake_cost): Raise the
	cost of SSE->integer and integer->SSE moves from 2 to 6.
	(core_cost): Ditto.

From-SVN: r275475

gcc/ChangeLog

+2019-09-06  Uroš Bizjak  <ubizjak@gmail.com>
+
+	PR target/91654
+	* config/i386/x86-tune-costs.h (skylake_cost): Raise the
+	cost of SSE->integer and integer->SSE moves from 2 to 6.
+	(core_cost): Ditto.
+
 2019-09-06  Jakub Jelinek  <jakub@redhat.com>
 
 	* function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P

gcc/config/i386/x86-tune-costs.h

@@ -1610,7 +1610,7 @@ struct processor_costs skylake_cost = {
 					   in 32,64,128,256 and 512-bit */
   {8, 8, 8, 12, 24},			/* cost of storing SSE registers
 					   in 32,64,128,256 and 512-bit */
-  2, 2,					/* SSE->integer and integer->SSE moves */
+  6, 6,					/* SSE->integer and integer->SSE moves */
   /* End of register allocator costs.  */
   },
 
@@ -2555,7 +2555,7 @@ struct processor_costs core_cost = {
 					   in 32,64,128,256 and 512-bit */
   {6, 6, 6, 6, 12},			/* cost of storing SSE registers
 					   in 32,64,128,256 and 512-bit */
-  2, 2,					/* SSE->integer and integer->SSE moves */
+  6, 6,					/* SSE->integer and integer->SSE moves */
   /* End of register allocator costs.  */
   },