From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21476 invoked by alias); 24 Dec 2016 22:24:33 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 21461 invoked by uid 89); 24 Dec 2016 22:24:31 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.2 spammy=u64, m4s X-HELO: mail-yw0-f172.google.com Received: from mail-yw0-f172.google.com (HELO mail-yw0-f172.google.com) (209.85.161.172) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sat, 24 Dec 2016 22:24:21 +0000 Received: by mail-yw0-f172.google.com with SMTP id t125so143646635ywc.1 for ; Sat, 24 Dec 2016 14:24:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=01u70b42mHYj83BBru4hZGC1V+4RRb/TnTTSZk+ldFs=; b=BHHdj1X2tdf3sqHFQyMmqllrEY0Zs7lNvU+qbe+1fbKQLx7xD3IZoNzQTzPoou+yuY 1IJadrRlEgD+0ZIXahwgHrpIYHVhkFDBFMQMAuUdXXtzmWm1TsOhiFppUo9M/zpYzGW8 QK9FhRowAkMsAObWgQENBMMeUc65+fz1nUG9IXD2JZh7t9KsJpfI4+U9dG3aSIXlRLrU Up7HBIpPuimZCWC6XH4k5npnVBZtPHVW13vIFK2gXzOeXch+oqnYaZkW0dmFr9w6kcGD pcybKM/vwURHpq9suBAuUmQ0I9trDMUPAnz9zWjrpf03rky4jyptWRqv/MGgjHZrXAE1 OuyA== X-Gm-Message-State: AIkVDXIcd5M/GrC7uZc5OLpSJHBnMpuHqsLfKLL560oBK/459/9SL0cOibBCtjos8pQRhNuU6qZ6lqK0Cb06+l6n X-Received: by 10.129.163.69 with SMTP id a66mr17856222ywh.175.1482618255625; Sat, 24 Dec 2016 14:24:15 -0800 (PST) MIME-Version: 1.0 Received: by 10.129.92.4 with HTTP; Sat, 24 Dec 2016 14:24:15 -0800 (PST) From: Jim Wilson Date: Sat, 24 Dec 2016 22:24:00 -0000 Message-ID: Subject: [PATCH] aarch64 sim vector mul bug fix To: gdb-patches@sourceware.org Cc: Nick Clifton Content-Type: multipart/mixed; boundary=94eb2c12813877319005446ef65c X-SW-Source: 2016-12/txt/msg00415.txt.bz2 --94eb2c12813877319005446ef65c Content-Type: text/plain; charset=UTF-8 Content-length: 261 The vector mul instruction is doing a widening multiply, but isn't supposed to. mull does a widening multiply, mul does a regular multiply. The testcase works with the patch, and fails without the patch. GCC C testsuite failures drop from 2538 to 2473. 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