From patchwork Tue Jun 18 21:27:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Max Filippov X-Patchwork-Id: 1118353 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gcc.gnu.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=gcc-patches-return-503214-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=temperror (0-bit key) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="FnVS5lRR"; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="fRc9Q98J"; 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 45T1QV5HVmz9s4Y for ; Wed, 19 Jun 2019 07:27:51 +1000 (AEST) 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:cc:subject:date:message-id; q=dns; s=default; b=dvu6HCkkG5tR n9R41Cb1gFlLw0wWUZyhFIf52igXteMqpWA0T37PGzuLnXaP7zB8ACs4wf7xtQ+e 7sZ8ScNZW+Qd5cYVV0PXK0o/lSe6h8mZTOIpsPt4q/gfqWNTl0MviZzB5dJDNw+P eCp/4bw3p8rFaglGpvxut1IDhxLzveM= 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:cc:subject:date:message-id; s=default; bh=cndpdk1h/Doe1gwCdI 7xOx1ZlsM=; b=FnVS5lRRgo0VJ1yqwko28baS3IrrMkLW460wKpLFMXZRhytMwC oBvhEzRq0mtes1i3xct7TQDpcwKWNUEuEEHMvxpNodE3Ag7wJEKSjg9BMlxRkKia Cgd012fZdtCOGDYqgb1kpJ7yw7a3BugfYZH7wXcfQLEZo59nx3hewACUc= Received: (qmail 46649 invoked by alias); 18 Jun 2019 21:27:44 -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 46389 invoked by uid 89); 18 Jun 2019 21:27:44 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-24.9 required=5.0 tests=BAYES_00, FREEMAIL_FROM, FROM_LOCAL_NOVOWEL, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, HK_RANDOM_ENVFROM, HK_RANDOM_FROM, KAM_NUMSUBJECT, RCVD_IN_DNSWL_NONE, SPF_PASS autolearn=ham version=3.3.1 spammy= X-HELO: mail-lj1-f195.google.com Received: from mail-lj1-f195.google.com (HELO mail-lj1-f195.google.com) (209.85.208.195) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 18 Jun 2019 21:27:42 +0000 Received: by mail-lj1-f195.google.com with SMTP id h10so1083801ljg.0 for ; Tue, 18 Jun 2019 14:27:42 -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; bh=ZG084NGQCXCAYZubYWZ8BkgyVvysLzXv/AN9++CILd0=; b=fRc9Q98JiHgZ65dxOEiar2HfDsWSzMnvSqNpUyZfEsc0bgTQGXfPv0xsDyyuHWU/NN Vq8DcMDXFKfcKG3ex+qvzGa5/TEge3/EMcmykUABlhLj1KqXLARkRq3tQ6z27bm7T9Ap EeOOSLjGyO9HpuEATJgBtNOW+Y2kstj1ml67nFpy+zuSfz8QVhcMBexCF+4zLvw9a3kx qQTXb8H0UB5lB1ZW8q1MO4g9abWoUW8sqY297DOiRZY53XI8PxETLZUq68KPUxHCAQKR ozUQPY686l4MUJkQeqxP03Q+YIZwxfBbtYZ0lIHN8aOo9EYAoEN6KrZ7GrhY1X7X5G+F o24w== Received: from octofox.cadence.com (jcmvbkbc-1-pt.tunnel.tserv24.sto1.ipv6.he.net. [2001:470:27:1fa::2]) by smtp.gmail.com with ESMTPSA id 137sm2765737ljj.46.2019.06.18.14.27.37 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 18 Jun 2019 14:27:39 -0700 (PDT) From: Max Filippov To: gcc-patches@gcc.gnu.org Cc: linux-xtensa@linux-xtensa.org, Sterling Augustine , Max Filippov Subject: [PATCH] xtensa: fix PR target/90922 Date: Tue, 18 Jun 2019 14:27:15 -0700 Message-Id: <20190618212715.10938-1-jcmvbkbc@gmail.com> X-IsSubscribed: yes Stack pointer adjustment code in prologue missed a case of no callee-saved registers and a stack frame size bigger than 128 bytes. Handle that case. This fixes the following gcc tests with call0 ABI: gcc.c-torture/execute/stdarg-2.c gcc.dg/torture/pr55882.c gcc.dg/torture/pr57569.c 2019-06-18 Max Filippov gcc/ * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack pointer adjustment for the case of no callee-saved registers and stack frame bigger than 128 bytes. --- gcc/config/xtensa/xtensa.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c index 19bd616d67f6..ee5612441e25 100644 --- a/gcc/config/xtensa/xtensa.c +++ b/gcc/config/xtensa/xtensa.c @@ -2865,7 +2865,8 @@ xtensa_expand_prologue (void) gen_rtx_SET (mem, reg)); } } - if (total_size > 1024) + if (total_size > 1024 + || (!callee_save_size && total_size > 128)) { rtx tmp_reg = gen_rtx_REG (Pmode, A9_REG); emit_move_insn (tmp_reg, GEN_INT (total_size -