From fde2c35121b2622e00896cf12475946f483a7a74 Mon Sep 17 00:00:00 2001
From: Alexander Ivchenko <alexander.ivchenko@intel.com>
Date: Fri, 17 Oct 2014 12:53:24 +0000
Subject: [PATCH] AVX-512. 80/n. Extend expand_sse2_mulvxdi3.

gcc/
	* config/i386/i386.c (ix86_expand_sse2_mulvxdi3): Extend
	expand_sse2_mulvxdi3.

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: r216400
---
 gcc/ChangeLog          | 12 ++++++++++++
 gcc/config/i386/i386.c | 17 ++++++++++++++++-
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5cacce59a83..c7561916833 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,15 @@
+2014-10-17  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/i386.c (ix86_expand_sse2_mulvxdi3): Extend
+	expand_sse2_mulvxdi3.
+
 2014-10-17  Richard Biener  <rguenther@suse.de>
 
 	* fold-const.c (fold_comparison): Remove redundant constant
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 7e8a32b790a..52b411f9f1c 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -45623,7 +45623,22 @@ ix86_expand_sse2_mulvxdi3 (rtx op0, rtx op1, rtx op2)
   enum machine_mode mode = GET_MODE (op0);
   rtx t1, t2, t3, t4, t5, t6;
 
-  if (TARGET_XOP && mode == V2DImode)
+  if (TARGET_AVX512DQ)
+    {
+      rtx (*gen) (rtx, rtx, rtx);
+
+      if (mode == V8DImode)
+	gen = gen_avx512dq_mulv8di3;
+      else if (TARGET_AVX512VL)
+	{
+	  if (mode == V4DImode)
+	    gen = gen_avx512dq_mulv4di3;
+	  else if (mode == V2DImode)
+	    gen = gen_avx512dq_mulv2di3;
+	}
+      emit_insn (gen (op0, op1, op2));
+    }
+  else if (TARGET_XOP && mode == V2DImode)
     {
       /* op1: A,B,C,D, op2: E,F,G,H */
       op1 = gen_lowpart (V4SImode, op1);
-- 
2.30.2