From: Ilya Tocar <ilya.tocar@intel.com>
Date: Tue, 17 Feb 2015 10:35:12 +0000 (+0000)
Subject: backport: re PR target/64387 (ICE: in extract_insn, at recog.c:2327 (unrecognizable... 
X-Git-Tag: releases/gcc-4.8.5~268
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e7ef78147569f87228059731f7f3f72f76d31f4;p=thirdparty%2Fgcc.git

backport: re PR target/64387 (ICE: in extract_insn, at recog.c:2327 (unrecognizable insn) with -ffloat-store -mavx512er)

Backported from mainline
2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>

PR target/64387
* config/i386/sse.md (vec_unpacks_hi_v8sf): Fix predicate.

* gcc.target/i386/pr64387.c: New test.

From-SVN: r220755
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 469ee31c9082..13ef8bc9ba35 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2015-02-17  Ilya Tocar  <ilya.tocar@intel.com>
+
+	Backported from mainline
+	2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>
+
+	PR target/64387
+	* config/i386/sse.md (vec_unpacks_hi_v8sf): Fix predicate.
+
 2015-02-12  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from mainline
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index bc47bb4067ad..89ead074781c 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -3117,7 +3117,7 @@
 (define_expand "vec_unpacks_hi_v8sf"
   [(set (match_dup 2)
 	(vec_select:V4SF
-	  (match_operand:V8SF 1 "nonimmediate_operand")
+	  (match_operand:V8SF 1 "register_operand")
 	  (parallel [(const_int 4) (const_int 5)
 		     (const_int 6) (const_int 7)])))
    (set (match_operand:V4DF 0 "register_operand")
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ff0934bb3811..7c79fd4df502 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2015-02-17  Ilya Tocar  <ilya.tocar@intel.com>
+
+	Backport from mainline
+	2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>
+
+	PR target/64387
+	* gcc.target/i386/pr64387.c: New test.
+
 2015-02-13  Mikael Morin  <mikael@gcc.gnu.org>
 
 	PR fortran/63744
diff --git a/gcc/testsuite/gcc.target/i386/pr64387.c b/gcc/testsuite/gcc.target/i386/pr64387.c
new file mode 100644
index 000000000000..332a639871c5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr64387.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -ffloat-store -mavx2" } */
+
+float x[256];
+
+double *
+foo (void)
+{
+  double *z = __builtin_malloc (sizeof (double) * 256);
+  int i;
+  for (i = 0; i < 256; ++i)
+    z[i] = x[i] + 1.0f;
+  foo ();
+  return 0;
+}