From patchwork Fri Jan 12 12:58:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rainer Orth X-Patchwork-Id: 859891 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gcc.gnu.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=gcc-patches-return-470969-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="fsenIOzN"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3zJ2r85LFYz9sQm for ; Fri, 12 Jan 2018 23:59:04 +1100 (AEDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id:mime-version:content-type; q=dns; s=default; b=nPCQZIVM+1FL7AgC/OwHrQTVyuGPJzN2yrrCdly4aE883WSnp8 7q+KH88HJoz64Ws63W0Q/t2xI3NX0OAKFl+/1V46NaaVdCk1C5TFBsjcoDPFIKGA 7frMz6K9Qhy+cxG7QsSZPxxMKvGgN4Fa5n8jIFOV5MMVDv7xTibwadgq0= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id:mime-version:content-type; s= default; bh=oTirOgkGYCgDXInpiVKALB6DvV4=; b=fsenIOzNKbuT7S6lxJ+w oyNQOjiTlr5W9IP3ClI08M9l+Q1IaMgT09pi3tP5gAlP78GS3ilZiqrYnaNnSd5n iU1AGc+FH+GGxA1TH90Ld6GimaaSvjx9nNiaKdveYEQaVlT1h7KtCYNjUcZiN8+o RCZ7U2DyFgiDKjE0uYPSsqw= Received: (qmail 61501 invoked by alias); 12 Jan 2018 12:58:57 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Received: (qmail 61487 invoked by uid 89); 12 Jan 2018 12:58:57 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-20.5 required=5.0 tests=AWL, BAYES_00, GIT_PATCH_0, GIT_PATCH_2, GIT_PATCH_3, KAM_LAZY_DOMAIN_SECURITY, T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 spammy=consolidated X-HELO: smtp.CeBiTec.Uni-Bielefeld.DE Received: from smtp.CeBiTec.Uni-Bielefeld.DE (HELO smtp.CeBiTec.Uni-Bielefeld.DE) (129.70.160.84) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 12 Jan 2018 12:58:55 +0000 Received: from localhost (localhost.CeBiTec.Uni-Bielefeld.DE [127.0.0.1]) by smtp.CeBiTec.Uni-Bielefeld.DE (Postfix) with ESMTP id AD7D7D67; Fri, 12 Jan 2018 13:58:49 +0100 (CET) Received: from smtp.CeBiTec.Uni-Bielefeld.DE ([127.0.0.1]) by localhost (malfoy.CeBiTec.Uni-Bielefeld.DE [127.0.0.1]) (amavisd-new, port 10024) with LMTP id wRnfDk6gBa+S; Fri, 12 Jan 2018 13:58:47 +0100 (CET) Received: from manam.CeBiTec.Uni-Bielefeld.DE (p4FDDBA48.dip0.t-ipconnect.de [79.221.186.72]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by smtp.CeBiTec.Uni-Bielefeld.DE (Postfix) with ESMTPSA id 2026ED66; Fri, 12 Jan 2018 13:58:47 +0100 (CET) From: Rainer Orth To: gcc-patches@gcc.gnu.org Cc: Uros Bizjak Subject: [testsuite, i386] Guard against incomplete AVX512F support in Solaris as Date: Fri, 12 Jan 2018 13:58:45 +0100 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (usg-unix-v) MIME-Version: 1.0 X-IsSubscribed: yes Recent versions of the Solaris/x86 assembler do support AVX512F, but there are a couple of bugs: it chokes on vaddsd {rn-sae}, %xmm2, %xmm0, %xmm0 vaddsd {rn-sae}, %xmm0, %xmm1, %xmm5{%k1} vaddsd {rn-sae}, %xmm2, %xmm0, %xmm0{%k1}{z} and similar for vaddss, vdivs[ds], vmuls[ds], vsubs[ds]; also on vgetmantsd $2, {sae}, %xmm1, %xmm0, %xmm3 vgetmantss $2, {sae}, %xmm1, %xmm0, %xmm3 Since this creates quite a bit of testsuite noise, I extended the avx512f effective-target check to also test for those. Doing so, I noticed that the check_effective_target_avx512f proc is duplicated in gcc.target/i386/i386.exp. For the moment I changed both, but they should be consolidated in one place to avoid confusion. Bootstrapped without regressions on i386-pc-solaris2.11 and x86_64-pc-linux-gnu. Ok for mainline and the gcc-6 and gcc-7 branches after a soak time? Rainer # HG changeset patch # Parent d01cdb0ecacbbf61de4cd12700ceb5a4eec05345 Guard against incomplete AVX512F support in Solaris as diff --git a/gcc/testsuite/gcc.target/i386/i386.exp b/gcc/testsuite/gcc.target/i386/i386.exp --- a/gcc/testsuite/gcc.target/i386/i386.exp +++ b/gcc/testsuite/gcc.target/i386/i386.exp @@ -250,6 +250,17 @@ proc check_effective_target_avx512f { } { return __builtin_ia32_pandq512_mask (__X, __Y, __X, -1); } + + typedef double __m128d __attribute__ ((__vector_size__ (16))); + __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); + } } "-mavx512f" ] } diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -7590,11 +7590,22 @@ 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" ] }