From patchwork Sun Feb 17 15:31:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 10817127 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 76CE4139A for ; Sun, 17 Feb 2019 15:33:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6621D2A419 for ; Sun, 17 Feb 2019 15:33:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A5902A437; Sun, 17 Feb 2019 15:33:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 093102A419 for ; Sun, 17 Feb 2019 15:33:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728113AbfBQPdl (ORCPT ); Sun, 17 Feb 2019 10:33:41 -0500 Received: from mail-ed1-f65.google.com ([209.85.208.65]:45834 "EHLO mail-ed1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728110AbfBQPdl (ORCPT ); Sun, 17 Feb 2019 10:33:41 -0500 Received: by mail-ed1-f65.google.com with SMTP id d9so11696394edh.12 for ; Sun, 17 Feb 2019 07:33:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=45k4uQu4/S/MLCDSzjwFE9qDE+SpLvxAG8J6hP9MIq4=; b=pbzE/JV5dmLiU762pheQ1kA/ozqJjF5OufSobddzNoUVKbdQQKxMPoda0e3BvVTsMV 2IOluQTYE11L1t8RGIO1KhmPw8+WlOgkwmTBWgpOYqyUsa4YSjFReAHh5ncuPdr3kmKk WqsESnraK5i6MhjcV5jtmsVYRVMbd0NKrKJPW7d6Zpe9Q7ieVEPK5KskbzJENJ0Wkb2M SPb1hZ4bDGuHxH2mgReEu0ERiPO65tFzRP12Ca3Zx/6vgXzQHcdJjhZlPGMZxZokiwCW b/y4I7RwMoiAh2sT3U1/glocVAlMuf6XfjgdStNubEWB/UC+lcC/MJY9+ztrQo6KX+85 E4JA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=45k4uQu4/S/MLCDSzjwFE9qDE+SpLvxAG8J6hP9MIq4=; b=Zf3utKOzdCuA8+w13jNOK8DMZW5F1GYZ8lZq3cgMJlEXRu+xBg5uwtqrHZ2jI29Irj csG81PtD1oQzscHpGVvfwMfUArxiYvfyz9NNDfMGunUHMR3KjQInH0zQnOcJfvcWMJiq OysZ5aEvj5okbEoqNYHYRSPbSDGQO0gmrLh1jbbrvBwVejwYG5NjdLBBb32SeOzD0378 eIiR+Zx1IU6EphKzdEbyGSOyqGbKp2leunejVcUE7yOxSPrUfh+HSala61oMZnrcmbvE dBTbsVuhLv33FoT2gUfS7vhJAU6aRIIiF5uxijN5mCP4clQxpkjfaEFcCAEsdF9Mxpgh kqRw== X-Gm-Message-State: AHQUAuZNo79aSOqxuVwMQRhqfe6fXpfeN7Uv7Tp/RFArGHbTG4JLqnbG MphAbaHcK7vfe2W7qq04Uj725DuM X-Google-Smtp-Source: AHgI3IZO4PTSNxqc44MqIvJVCUjR5kJLfpnsROrReawjwFNRh5n+jXxHkp/d5aqxrm8/N0NL8a0ypA== X-Received: by 2002:a17:906:7042:: with SMTP id r2mr13803208ejj.81.1550417619581; Sun, 17 Feb 2019 07:33:39 -0800 (PST) Received: from localhost.localdomain ([2a02:a03f:4034:3c00:8957:5468:9041:ae4f]) by smtp.gmail.com with ESMTPSA id u18sm2529108ejl.5.2019.02.17.07.33.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 17 Feb 2019 07:33:38 -0800 (PST) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Luc Van Oostenryck Subject: [PATCH 3/7] cgcc: simpler handling of hard-float ARM Date: Sun, 17 Feb 2019 16:31:27 +0100 Message-Id: <20190217153131.94556-4-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.20.0 In-Reply-To: <20190217153131.94556-1-luc.vanoostenryck@gmail.com> References: <20190215101427.9896-1-uwe@kleine-koenig.org> <20190217153131.94556-1-luc.vanoostenryck@gmail.com> MIME-Version: 1.0 Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There is an ABI for ARM with hard floats and one for soft floats (as well as one for a sort of mix between hard & soft). For the hard fp, the preprocessor symbol '__ARM_PCS_VFP' needs to be defined. This is added as an additional check in the code returning the 'specs' for ARM. To facilitate some incoming changes and code reuses here, create a pseudo-arch 'arm+hf' for define the symbol. Signed-off-by: Luc Van Oostenryck --- cgcc | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/cgcc b/cgcc index 7ae6e5c6d..5336ae3ce 100755 --- a/cgcc +++ b/cgcc @@ -326,15 +326,10 @@ sub add_specs { &define_size_t ("long unsigned int") . ' -D__SIZEOF_POINTER__=' . ($m64 ? '8' : '4')); } elsif ($spec eq 'arm') { - chomp (my $gccmachine = `$ccom -dumpmachine`); - my $cppsymbols = ' -m32'; - - if ($gccmachine eq 'arm-linux-gnueabihf') { - $cppsymbols .= ' -mfloat-abi=hard'; - } - - return ($cppsymbols . + return (' -m32' . &float_types (1, 1, 36, [24,8], [53,11], [53, 11])); + } elsif ($spec eq 'arm+hf') { + return &add_specs ('arm') . ' -mfloat-abi=hard'; } elsif ($spec eq 'aarch64') { return (' -m64' . &float_types (1, 1, 36, [24,8], [53,11], [113,15])); @@ -362,6 +357,10 @@ sub add_specs { } elsif ($arch =~ /^(sparc64)$/i) { return &add_specs ('sparc64'); } elsif ($arch =~ /^arm(?:v[78]l)?$/i) { + chomp (my $gccmachine = `$ccom -dumpmachine`); + if ($gccmachine eq 'arm-linux-gnueabihf') { + return &add_specs ('arm+hf'); + } return &add_specs ('arm'); } elsif ($arch =~ /^(aarch64)$/i) { return &add_specs ('aarch64');