From: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Date: Thu, 1 Feb 2018 08:09:03 +0000 (+0000)
Subject: Guard against incomplete AVX512F support in Solaris as
X-Git-Tag: releases/gcc-6.5.0~550
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e6beb918b97a5e88ece846a922d0895f5ff93c8;p=thirdparty%2Fgcc.git

Guard against incomplete AVX512F support in Solaris as

	Backport from mainline
	2018-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* lib/target-supports.exp (check_effective_target_avx512f): Also
	check for __builtin_ia32_addsd_round,
	__builtin_ia32_getmantsd_round.
	* gcc.target/i386/i386.exp (check_effective_target_avx512f):
	Remove.

From-SVN: r257283
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 273c6cfdeca8..e762dfe06ff4 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,14 @@
+2018-02-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	Backport from mainline
+	2018-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* lib/target-supports.exp (check_effective_target_avx512f): Also
+	check for __builtin_ia32_addsd_round,
+	__builtin_ia32_getmantsd_round.
+	* gcc.target/i386/i386.exp (check_effective_target_avx512f):
+	Remove.
+
 2018-01-29  Alan Modra  <amodra@gmail.com>
 
 	PR target/84033
diff --git a/gcc/testsuite/gcc.target/i386/i386.exp b/gcc/testsuite/gcc.target/i386/i386.exp
index 2c3145118c88..82f7894ee7f1 100644
--- a/gcc/testsuite/gcc.target/i386/i386.exp
+++ b/gcc/testsuite/gcc.target/i386/i386.exp
@@ -255,18 +255,6 @@ proc check_effective_target_rtm { } {
     } "-mrtm" ]
 }
 
-# Return 1 if avx512f instructions can be compiled.
-proc check_effective_target_avx512f { } {
-    return [check_no_compiler_messages avx512f object {
-	typedef long long __v8di __attribute__ ((__vector_size__ (64)));
-	__v8di
-	mm512_and_epi64  (__v8di __X, __v8di __Y)
-	{
-            return __builtin_ia32_pandq512_mask (__X, __Y, __X, -1);
-	}
-    } "-mavx512f" ]
-}
-
 # Return 1 if avx512vl instructions can be compiled.
 proc check_effective_target_avx512vl { } {
     return [check_no_compiler_messages avx512vl object {
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index e31bf3a17a77..7134534e87a5 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -6301,11 +6301,22 @@ proc check_prefer_avx128 { } {
 proc check_effective_target_avx512f { } {
     return [check_no_compiler_messages avx512f object {
 	typedef double __m512d __attribute__ ((__vector_size__ (64)));
+	typedef double __m128d __attribute__ ((__vector_size__ (16)));
 
 	__m512d _mm512_add (__m512d a)
 	{
 	  return __builtin_ia32_addpd512_mask (a, a, a, 1, 4);
 	}
+
+	__m128d _mm128_add (__m128d a)
+	{
+	  return __builtin_ia32_addsd_round (a, a, 8);
+	}
+
+	__m128d _mm128_getmant (__m128d a)
+	{
+	  return __builtin_ia32_getmantsd_round (a, a, 0, 8);
+	}
     } "-O2 -mavx512f" ]
 }