From patchwork Sat Nov 16 10:58:39 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Sandiford X-Patchwork-Id: 1196082 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=gcc-patches-return-513778-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="u2SOC/ur"; 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 47FXJq2jJwz9sP3 for ; Sat, 16 Nov 2019 21:58:51 +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:subject:date:message-id:mime-version:content-type; q=dns; s= default; b=qeDswHz3RoUzGoO99T21v2k2OKcrVYJ4+c16l6DMRk6+zr2DBIIHV nI28LOBB58c+7yZ8v8Q2yhWwUDCFVy2M4Dw7l1wE+b6iNOnMRvP5N/kKr7RLai8B j5onTRwcyEeBSm+EFWiUlpgbsyxYWuN3t11exLiHiB/SSDn+Jgl9vY= 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:subject:date:message-id:mime-version:content-type; s= default; bh=0P4h1oaOFSIMjNWmAf2/00M3iAI=; b=u2SOC/urIrqej3Z86F8I 8h8o529iK0IuJxifpIEpAqElvDLiqk31sWVyXLnG+Vv2MD08bt/mEMyXC/9FenD9 pZTi5ApxHpGR3eKP2pTC6Pv7yY94FDolvOGXY4MMjBpFGi2UpIUIyL6fQeVKXNAl 8iASDG2wMi0FbLqnmT/roH8= Received: (qmail 106002 invoked by alias); 16 Nov 2019 10:58:44 -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 105993 invoked by uid 89); 16 Nov 2019 10:58:43 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-9.7 required=5.0 tests=AWL, BAYES_00, GIT_PATCH_2, GIT_PATCH_3, SPF_PASS autolearn=ham version=3.3.1 spammy= X-HELO: foss.arm.com Received: from foss.arm.com (HELO foss.arm.com) (217.140.110.172) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sat, 16 Nov 2019 10:58:42 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E239430E for ; Sat, 16 Nov 2019 02:58:40 -0800 (PST) Received: from localhost (e121540-lin.manchester.arm.com [10.32.98.126]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8612C3F534 for ; Sat, 16 Nov 2019 02:58:40 -0800 (PST) From: Richard Sandiford To: gcc-patches@gcc.gnu.org Mail-Followup-To: gcc-patches@gcc.gnu.org, richard.sandiford@arm.com Subject: [committed][AArch64] Tweak gcc.target/aarch64/sve/clastb_8.c Date: Sat, 16 Nov 2019 10:58:39 +0000 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 X-IsSubscribed: yes clastb_8.c was using scan-tree-dump-times to check for fully-masked loops, which made it sensitive to the number of times we try to vectorize. Tested on aarch64-linux-gnu and applied as r278340. Richard 2019-11-16 Richard Sandiford gcc/testsuite/ * gcc.target/aarch64/sve/clastb_8.c: Use assembly tests to check for fully-masked loops. Index: gcc/testsuite/gcc.target/aarch64/sve/clastb_8.c =================================================================== --- gcc/testsuite/gcc.target/aarch64/sve/clastb_8.c 2019-10-29 08:29:01.800453312 +0000 +++ gcc/testsuite/gcc.target/aarch64/sve/clastb_8.c 2019-11-16 10:57:44.155194560 +0000 @@ -1,5 +1,5 @@ /* { dg-do assemble { target aarch64_asm_sve_ok } } */ -/* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details -msve-vector-bits=256 --save-temps" } */ +/* { dg-options "-O2 -ftree-vectorize -msve-vector-bits=256 --save-temps" } */ #include @@ -19,8 +19,11 @@ TEST_TYPE (uint16_t); TEST_TYPE (uint32_t); TEST_TYPE (uint64_t); -/* { dg-final { scan-tree-dump-times "using a fully-masked loop." 4 "vect" } } */ /* { dg-final { scan-assembler {\tclastb\t(b[0-9]+), p[0-7], \1, z[0-9]+\.b\n} } } */ /* { dg-final { scan-assembler {\tclastb\t(h[0-9]+), p[0-7], \1, z[0-9]+\.h\n} } } */ /* { dg-final { scan-assembler {\tclastb\t(s[0-9]+), p[0-7], \1, z[0-9]+\.s\n} } } */ /* { dg-final { scan-assembler {\tclastb\t(d[0-9]+), p[0-7], \1, z[0-9]+\.d\n} } } */ +/* { dg-final { scan-assembler {\twhilelo\tp[0-9]+\.b,} } } */ +/* { dg-final { scan-assembler {\twhilelo\tp[0-9]+\.h,} } } */ +/* { dg-final { scan-assembler {\twhilelo\tp[0-9]+\.s,} } } */ +/* { dg-final { scan-assembler {\twhilelo\tp[0-9]+\.d,} } } */