AVX-512. 69/n. Add vpmulhrsw insn support.

gcc/
        * config/i386/sse.md
        (define_insn "avx512bw_umulhrswv32hi3<mask_name>"): New.
        (define_expand "<ssse3_avx2>_pmulhrsw<mode>3_mask"): Ditto.

Co-Authored-By: Andrey Turetskiy <andrey.turetskiy@intel.com>
Co-Authored-By: Anna Tikhonova <anna.tikhonova@intel.com>
Co-Authored-By: Ilya Tocar <ilya.tocar@intel.com>
Co-Authored-By: Ilya Verbin <ilya.verbin@intel.com>
Co-Authored-By: Kirill Yukhin <kirill.yukhin@intel.com>
Co-Authored-By: Maxim Kuznetsov <maxim.kuznetsov@intel.com>
Co-Authored-By: Michael Zolotukhin <michael.v.zolotukhin@intel.com>

From-SVN: r216186

gcc/ChangeLog

@@ -7,6 +7,19 @@
 	    Kirill Yukhin  <kirill.yukhin@intel.com>
 	    Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
 
+        * config/i386/sse.md
+        (define_insn "avx512bw_umulhrswv32hi3<mask_name>"): New.
+        (define_expand "<ssse3_avx2>_pmulhrsw<mode>3_mask"): Ditto.
+
+2014-10-14  Alexander Ivchenko  <alexander.ivchenko@intel.com>
+	    Maxim Kuznetsov  <maxim.kuznetsov@intel.com>
+	    Anna Tikhonova  <anna.tikhonova@intel.com>
+	    Ilya Tocar  <ilya.tocar@intel.com>
+	    Andrey Turetskiy  <andrey.turetskiy@intel.com>
+	    Ilya Verbin  <ilya.verbin@intel.com>
+	    Kirill Yukhin  <kirill.yukhin@intel.com>
+	    Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
 	* config/i386/sse.md
 	(define_c_enum "unspec"): Add UNSPEC_PMADDWD512.
 	(define_mode_iterator VI2_AVX2): Add V32HI mode.

gcc/config/i386/sse.md

@@ -13273,6 +13273,41 @@
    (set_attr "prefix" "evex")
    (set_attr "mode" "XI")])
 
+(define_insn "avx512bw_umulhrswv32hi3<mask_name>"
+  [(set (match_operand:V32HI 0 "register_operand" "=v")
+	(truncate:V32HI
+	  (lshiftrt:V32SI
+	    (plus:V32SI
+	      (lshiftrt:V32SI
+		(mult:V32SI
+		  (sign_extend:V32SI
+		    (match_operand:V32HI 1 "nonimmediate_operand" "%v"))
+		  (sign_extend:V32SI
+		    (match_operand:V32HI 2 "nonimmediate_operand" "vm")))
+		(const_int 14))
+	      (const_vector:V32HI [(const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)
+				   (const_int 1) (const_int 1)]))
+	    (const_int 1))))]
+  "TARGET_AVX512BW"
+  "vpmulhrsw\t{%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %2}"
+  [(set_attr "type" "sseimul")
+   (set_attr "prefix" "evex")
+   (set_attr "mode" "XI")])
+
 (define_insn "ssse3_pmaddubsw128"
   [(set (match_operand:V8HI 0 "register_operand" "=x,x")
 	(ss_plus:V8HI
@@ -13350,6 +13385,29 @@
 (define_mode_iterator PMULHRSW
   [V4HI V8HI (V16HI "TARGET_AVX2")])
 
+(define_expand "<ssse3_avx2>_pmulhrsw<mode>3_mask"
+  [(set (match_operand:PMULHRSW 0 "register_operand")
+	(vec_merge:PMULHRSW
+	  (truncate:PMULHRSW
+	    (lshiftrt:<ssedoublemode>
+	      (plus:<ssedoublemode>
+	        (lshiftrt:<ssedoublemode>
+		  (mult:<ssedoublemode>
+		    (sign_extend:<ssedoublemode>
+		      (match_operand:PMULHRSW 1 "nonimmediate_operand"))
+		    (sign_extend:<ssedoublemode>
+		      (match_operand:PMULHRSW 2 "nonimmediate_operand")))
+		  (const_int 14))
+	        (match_dup 5))
+	      (const_int 1)))
+	  (match_operand:PMULHRSW 3 "register_operand")
+	  (match_operand:<avx512fmaskmode> 4 "register_operand")))]
+  "TARGET_AVX512BW && TARGET_AVX512VL"
+{
+  operands[5] = CONST1_RTX(<MODE>mode);
+  ix86_fixup_binary_operands_no_copy (MULT, <MODE>mode, operands);
+})
+
 (define_expand "<ssse3_avx2>_pmulhrsw<mode>3"
   [(set (match_operand:PMULHRSW 0 "register_operand")
 	(truncate:PMULHRSW