From patchwork Wed Aug 23 20:15:13 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: 9918253 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 3FF03602CB for ; Wed, 23 Aug 2017 20:16:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 331FD28A29 for ; Wed, 23 Aug 2017 20:16:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 282C328A2D; Wed, 23 Aug 2017 20:16:16 +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 DA18428A29 for ; Wed, 23 Aug 2017 20:16:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932671AbdHWUQP (ORCPT ); Wed, 23 Aug 2017 16:16:15 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:36863 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932443AbdHWUQP (ORCPT ); Wed, 23 Aug 2017 16:16:15 -0400 Received: by mail-wm0-f66.google.com with SMTP id f127so639711wmf.3 for ; Wed, 23 Aug 2017 13:16:14 -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=toZJp/tjIo8Q3V5POGJHnAAol9eTsJRDxiFctnv9doxwVqFWRY4BS8+pnGjW3mv4NO D4vCxXf3hk9fSaZExLnN561d+PDmKUeGAkV1D1FINafPklhCvknMGR0fmptcqw2HByiF 7eoIgGnuaSHhVK4I9ew7JVZzIfQo5QZqHdztEU60sgy9YQb8cSt+hePM62s8p1D2pBb6 /kVY1+pRQjJiGlGxlXASwpR+2+bGEoiqhiIEdrIHPU8FRYph2N+c7za80NvzuYKil7mE Km2wwos/TvNC9nKNpGaDyGx6DyxjEiF5GpRZN1AJ7i+JpaAszdN3hH2YCB6w3VyNt2Kq 9Ycw== 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=YRXTQa6AKCP8iKoov3ymnxSoyLfhk5EVlruVUhHKq4Gwx4QipbEAPWT+rCqhxNGI1p VmFkItCRWNcj49GJKuPkqcyWemRwhH1uD0oIoZok2MsZB9Sh2z/GYWMLZPgRz1/M9bIb 15u9Hqpw5HV97mXLP0GmFvhzrKcdpEhj5aOV+CaytLAKNDcjPOT1jeA8icyPSmndfzK9 tYtBfxgJCKchpx7uKiJMVkAUtPTLeMQqPMxHtRu819W3flBRaN964KAG3ETEJDS/PoqB zYH8KvlI5ejpIQ1EclaArzgjI2QySMipM5iEEfC91kQPU+dcNDxOUsuuEjDLHn7hN55r wRog== X-Gm-Message-State: AHYfb5ghjlV4+BuRG+Q2n/7DLgjPVJrgFHnEM4sH2k3QhuvMHHV4+Mh6 A+AQN6UeUbirWHeKK7Q= X-Received: by 10.80.186.10 with SMTP id g10mr2051603edc.269.1503519373658; Wed, 23 Aug 2017 13:16:13 -0700 (PDT) Received: from localhost.localdomain ([2a02:a03f:4076:600:9020:103b:7912:3a40]) by smtp.gmail.com with ESMTPSA id e29sm1183374edd.88.2017.08.23.13.16.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Aug 2017 13:16:13 -0700 (PDT) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Christopher Li , Luc Van Oostenryck Subject: [RFC PATCH 07/48] topasm: top-level asm is special Date: Wed, 23 Aug 2017 22:15:13 +0200 Message-Id: <20170823201554.90551-8-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.14.0 In-Reply-To: <20170823201554.90551-1-luc.vanoostenryck@gmail.com> References: <20170823201554.90551-1-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.. */