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[2620:137:e000::1:20]) by mx.google.com with ESMTP id ha26-20020a170906a89a00b00988c81e980dsi8628353ejb.1039.2023.08.14.17.54.09; Mon, 14 Aug 2023 17:54:33 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ZQpQdGjS; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233892AbjHOAtR (ORCPT + 99 others); Mon, 14 Aug 2023 20:49:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233707AbjHOAsb (ORCPT ); Mon, 14 Aug 2023 20:48:31 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 619281735 for ; Mon, 14 Aug 2023 17:48:26 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 42FA464BE3 for ; Tue, 15 Aug 2023 00:48:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70AADC433B8; Tue, 15 Aug 2023 00:48:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692060505; bh=8yzb+sbCX12KdZw39xAAHItl2pY4cwsnTFjWa/DTVAQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZQpQdGjSNETNvnzLPZG3ecN/fOw0xs2lGstiz8aH9SZVlwB3ahjh3PEsWy7ulohdl XQFm+7zIVBfNYqRmAxxI5ib0lWi7Wd0npD8a3I+4HNsWXRelO5Fnl8MES+kZnNRrMi syDed7P/hUN2s6KTTmB0oZ0h93D6fAmuOmiWH5+wsGcP8pvD1V15tXky99Ppcf4upv vtEFZGSATQzsCUaesp8/gEt8hGbaVgcR/IfqXneMQ7jDfqurZT54VHcZBLO/rgr394 tNQtixRGJMXWkljhHEfXNTqf6Blcxi8Z2nZRFFF6vdt+Y0Lj+UQp0M6cZ8laM2Hw0j RsFwWUZyxgrNQ== From: Vineet Gupta To: linux-snps-arc@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Shahab Vahedi , Alexey Brodkin , Vineet Gupta Subject: [PATCH 18/20] ARC: entry: replace 8 byte ADD.ne with 4 byte ADD2.ne Date: Mon, 14 Aug 2023 17:48:11 -0700 Message-Id: <20230815004813.555115-19-vgupta@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230815004813.555115-1-vgupta@kernel.org> References: <20230815004813.555115-1-vgupta@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ARCv2 current ------------ 000007e0 : 7e0: 2482 3c01 sub sp,sp,112 7e4: 1c28 3006 std r0r1,[sp,40] 7e8: 1c30 3086 std r2r3,[sp,48] 7ec: 1c38 3106 std r4r5,[sp,56] 7f0: 1c40 3186 std r6r7,[sp,64] 7f4: 1c48 3206 std r8r9,[sp,72] 7f8: 1c50 3286 std r10r11,[sp,80] 7fc: 1c58 37c0 st blink,[sp,88] 800: 1c0c 36c0 st fp,[sp,12] 804: 1c18 3680 st gp,[sp,24] 808: 1c10 3780 st r30,[sp,16] 80c: 1c14 3300 st r12,[sp,20] 810: 226a 1340 lr r10,[aux_user_sp] 814: 22ca 1702 mov.ne r10,sp 818: 22c0 1f82 0000 0070 add.ne r10,r10,0x70 ^^^^^^^^^ With fix -------- 000007b4 : 7b4: 2482 3c01 sub sp,sp,112 7b8: 1c28 3006 std r0r1,[sp,40] 7bc: 1c30 3086 std r2r3,[sp,48] 7c0: 1c38 3106 std r4r5,[sp,56] 7c4: 1c40 3186 std r6r7,[sp,64] 7c8: 1c48 3206 std r8r9,[sp,72] 7cc: 1c50 3286 std r10r11,[sp,80] 7d0: 1c58 37c0 st blink,[sp,88] 7d4: 1c0c 36c0 st fp,[sp,12] 7d8: 1c18 3680 st gp,[sp,24] 7dc: 1c10 3780 st r30,[sp,16] 7e0: 1c14 3300 st r12,[sp,20] 7e4: 226a 1340 lr r10,[aux_user_sp] 7e8: 22ca 1702 mov.ne r10,sp 7ec: 22d5 1722 add2.ne r10,r10,0x1c Signed-off-by: Vineet Gupta --- arch/arc/include/asm/entry-arcv2.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arc/include/asm/entry-arcv2.h b/arch/arc/include/asm/entry-arcv2.h index f7c9b3915d10..a030eae93d35 100644 --- a/arch/arc/include/asm/entry-arcv2.h +++ b/arch/arc/include/asm/entry-arcv2.h @@ -167,7 +167,7 @@ ; ISA requires ADD.nz to have same dest and src reg operands mov.nz r10, sp - add.nz r10, r10, SZ_PT_REGS ; K mode SP + add2.nz r10, r10, SZ_PT_REGS/4 ; K mode SP st r10, [sp, PT_sp] ; SP (pt_regs->sp) -- 2.34.1