From patchwork Wed Aug 16 15:34:32 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 9903971 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3F31860231 for ; Wed, 16 Aug 2017 15:35:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 314D822B27 for ; Wed, 16 Aug 2017 15:35:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 25DA6286AC; Wed, 16 Aug 2017 15:35:19 +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=-6.3 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID 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 D951722B27 for ; Wed, 16 Aug 2017 15:35:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751471AbdHPPfS (ORCPT ); Wed, 16 Aug 2017 11:35:18 -0400 Received: from mail-wr0-f196.google.com ([209.85.128.196]:38812 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751692AbdHPPfS (ORCPT ); Wed, 16 Aug 2017 11:35:18 -0400 Received: by mail-wr0-f196.google.com with SMTP id g32so3682566wrd.5 for ; Wed, 16 Aug 2017 08:35:17 -0700 (PDT) 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; bh=X9DflNfoJeuIUYagbeqCAI6Wr4olyf/Au3M2IrERZuU=; b=T6QebnKXbHD/h/kJnUjgldmQ9PJhIgHfwlGae6qY3Z6/EtotRhVqmp3CujASW26H+m pNOSpyDGhztZqeXhNh7Pzq4jwBrkdPKR+Qo3b2K6XOZId7UfM15lbI/e23F3tSe+YPUp YkNQ12f9v3SCIjWUMVWY8OQ/8Obx8YOMJsu5utDRselCch9YlgeB9uczP5VQTbf9r495 Z1cXKv3ZAdr6VlRZcIp4S8+C93fe8yy7BBv4eR7PmiHOHFxg+zt4UzwKkrFB3wbpGrbB GcDez9mTbM6u35qr8By9WGcVexdmAzcJyjdyPuYLk+XoTH0r6NvkyMQeO7ODaDZHH+xc gvEQ== 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; bh=X9DflNfoJeuIUYagbeqCAI6Wr4olyf/Au3M2IrERZuU=; b=h7KV2VTWpsxqvcFtBrpKuE56a91IJnD8N6KYo8ZISRRgitxcsjtvf4CE39dUtFprzW 1ko8UNX/TItmGZIcq4tDPRX0SQxX1MCK9N9cVvJYS3mn4OZD7h30HsdddHt1aaH2ozK+ P+jimq58wo3+c9Sk7pSUBp2W5oME91R+bqBAS2QHgNvxt9KZluaYO26Kzh2KwTLL4RyL HCuDqcJXl09te2eZxOGYmiWospPyhRXiVy95HdAHNhjPIDp/uhxDZU5OLON8fvQaqs9O Ik9JeUKZobq2xvzJ22/uUKZyA0KbcJYSHROfvn8D++NHVz+K2FVXvA632NmAKhHyoBRE 24wg== X-Gm-Message-State: AHYfb5h9PuFoFAq8GLVMHKutEB+7RNbQPX1PYcZHGUn4kykscWHK3/a3 jZFDCz7x5s3gTkhmMhg= X-Received: by 10.80.181.23 with SMTP id y23mr2297973edd.109.1502897716773; Wed, 16 Aug 2017 08:35:16 -0700 (PDT) Received: from localhost.localdomain ([2a02:a03f:4076:600:895a:bb88:13f:9772]) by smtp.gmail.com with ESMTPSA id y19sm690635edi.6.2017.08.16.08.35.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 16 Aug 2017 08:35:16 -0700 (PDT) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Linus Torvalds , Christopher Li , Luc Van Oostenryck Subject: [PATCH 06/29] topasm: top-level asm is special Date: Wed, 16 Aug 2017 17:34:32 +0200 Message-Id: <20170816153455.97693-7-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.14.0 In-Reply-To: <20170816153455.97693-1-luc.vanoostenryck@gmail.com> References: <20170816153455.97693-1-luc.vanoostenryck@gmail.com> 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 Top-level asm is parsed as a fake anonymous function. Obviously it also doesn't have a return type and such and this may complicate things if we continue to treat it as a function. Avoid potential problems by special casing it and returning early in linearize_fn(). Signed-off-by: Luc Van Oostenryck --- linearize.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/linearize.c b/linearize.c index e3d234e7e..298991dcd 100644 --- a/linearize.c +++ b/linearize.c @@ -2200,6 +2200,11 @@ static struct entrypoint *linearize_fn(struct symbol *sym, struct symbol *base_t add_one_insn(ep, entry); ep->entry = entry; + if (!sym->ident) { // top-level asm + linearize_statement(ep, base_type->stmt); + return ep; + } + concat_symbol_list(base_type->arguments, &ep->syms); /* FIXME!! We should do something else about varargs.. */