From: Ilya Tocar <ilya.tocar@intel.com>
Date: Tue, 17 Feb 2015 11:41:55 +0000 (+0000)
Subject: backport: re PR target/64387 (ICE: in extract_insn, at recog.c:2327 (unrecognizable... 
X-Git-Tag: releases/gcc-4.9.3~350
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ef39359717367afd8feb1d50baea66e08e3c9f2b;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.
(vec_unpacks_hi_v16sf): Ditto.

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

From-SVN: r220756
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1b2bd46fe77f..88ed21d8f516 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+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.
+	(vec_unpacks_hi_v16sf): Ditto.
+
 2015-02-15  John David Anglin  <danglin@gcc.gnu.org>
 
 	* config/pa/pa.c (pa_secondary_reload): Request a secondary reload
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index 5a62572b0cd7..439ced0dde57 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -4385,7 +4385,7 @@
 (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")
@@ -4397,7 +4397,7 @@
 (define_expand "vec_unpacks_hi_v16sf"
   [(set (match_dup 2)
 	(vec_select:V8SF
-	  (match_operand:V16SF 1 "nonimmediate_operand")
+	  (match_operand:V16SF 1 "register_operand")
 	  (parallel [(const_int 8) (const_int 9)
 		     (const_int 10) (const_int 11)
 		     (const_int 12) (const_int 13)
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index f83330a40649..ec65640a1099 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..dd381425a279
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr64387.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -ffloat-store -mavx512er" } */
+
+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;
+}