From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 25 Sep 2024 15:56:22 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1stSVB-002cEY-1U for lore@lore.pengutronix.de; Wed, 25 Sep 2024 15:56:22 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1stSVB-0001EC-CO for lore@pengutronix.de; Wed, 25 Sep 2024 15:56:22 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=2T1XKeSKYAcxBZeF290ogqsiZlc12Q3j8MhrnWuPm7g=; b=LY3nxcuob07HgLkXqBjv4VU6rr tsn+JauIOwgNr0/XKM0c0bb9zHVXkxV5PeU6VnzuHY9gyhFJly9oDZ+aq4RQfHnOwNEB6OLaCRoYK 35zS8I5V/DjJBwsc2ptHCqlTSdf9XBgcep+OIsz4MD8HPinB+A+0mEEE5pRfZYJdMDt+gApslp5Ko GG7enGwSMdEZiI0k+ekcSHgf19iFphiAFbyrv9BL2upgRhRgs2XbzcclKWLDcApqhErtDY0vOtiSe sv6otNLpbX2Oi2kgu4qVaKhUSSbjt33/ltrsmx+ENeg/EvVErAX4CopL23yTft9B20geII2mLSb6v w/L3SVwg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1stSUZ-00000005Tse-3ZYk; Wed, 25 Sep 2024 13:55:43 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1stSUS-00000005Tmn-0L3l for barebox@lists.infradead.org; Wed, 25 Sep 2024 13:55:39 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1stSUI-0000gf-Qj; Wed, 25 Sep 2024 15:55:26 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1stSUI-001Sjj-4R; Wed, 25 Sep 2024 15:55:26 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1stSUI-00DChO-1Y; Wed, 25 Sep 2024 15:55:26 +0200 From: Sascha Hauer Date: Wed, 25 Sep 2024 15:55:29 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240925-arm-assembly-memmove-v1-6-0d92103658a0@pengutronix.de> References: <20240925-arm-assembly-memmove-v1-0-0d92103658a0@pengutronix.de> In-Reply-To: <20240925-arm-assembly-memmove-v1-0-0d92103658a0@pengutronix.de> To: "open list:BAREBOX" X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1727272525; l=9241; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=I4jZJSvhK63JRmjGonJm9NRZ4VZRi/Asxs0NvFvbcP4=; b=sPDSQoV9aHZfsHRkUwQAwehHPHTaAgT0fViSNrPNPM+vYQpDz7EZPg7PSdqVvTupO+I4opIEU ivCiz1ol5ERC6Ik+pBYcHTbqQpwupN1ZhA/T50II5foYZhxNYgSNuHz X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240925_065536_486781_6E3DFAE0 X-CRM114-Status: GOOD ( 10.44 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 06/10] ARM: update io-* from Linux X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) This updates io-readsb.S, io-readsl.S, io-readsw-armv4.S, io-writesb.S, io-writesl.S and io-writesw-armv4.S from Linux. Signed-off-by: Sascha Hauer --- arch/arm/lib32/io-readsb.S | 28 +++++++++++++++------------- arch/arm/lib32/io-readsl.S | 16 +++++++++------- arch/arm/lib32/io-readsw-armv4.S | 22 ++++++++++++---------- arch/arm/lib32/io-writesb.S | 30 ++++++++++++++++-------------- arch/arm/lib32/io-writesl.S | 20 +++++++++++--------- arch/arm/lib32/io-writesw-armv4.S | 18 ++++++++++-------- 6 files changed, 73 insertions(+), 61 deletions(-) diff --git a/arch/arm/lib32/io-readsb.S b/arch/arm/lib32/io-readsb.S index 41f68092c5..2777a49b22 100644 --- a/arch/arm/lib32/io-readsb.S +++ b/arch/arm/lib32/io-readsb.S @@ -1,12 +1,14 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* SPDX-FileCopyrightText: 1995-2000 Russell King */ - /* * linux/arch/arm/lib/io-readsb.S + * + * Copyright (C) 1995-2000 Russell King */ #include #include +.syntax unified + .section .text.__raw_readsb .Linsb_align: rsb ip, ip, #4 @@ -15,16 +17,16 @@ cmp ip, #2 ldrb r3, [r0] strb r3, [r1], #1 - ldrgeb r3, [r0] - strgeb r3, [r1], #1 - ldrgtb r3, [r0] - strgtb r3, [r1], #1 + ldrbge r3, [r0] + strbge r3, [r1], #1 + ldrbgt r3, [r0] + strbgt r3, [r1], #1 subs r2, r2, ip bne .Linsb_aligned ENTRY(__raw_readsb) teq r2, #0 @ do we have to check for the zero len? - moveq pc, lr + reteq lr ands ip, r1, #3 bne .Linsb_align @@ -71,7 +73,7 @@ ENTRY(__raw_readsb) bpl .Linsb_16_lp tst r2, #15 - ldmeqfd sp!, {r4 - r6, pc} + ldmfdeq sp!, {r4 - r6, pc} .Linsb_no_16: tst r2, #8 beq .Linsb_no_8 @@ -108,15 +110,15 @@ ENTRY(__raw_readsb) str r3, [r1], #4 .Linsb_no_4: ands r2, r2, #3 - ldmeqfd sp!, {r4 - r6, pc} + ldmfdeq sp!, {r4 - r6, pc} cmp r2, #2 ldrb r3, [r0] strb r3, [r1], #1 - ldrgeb r3, [r0] - strgeb r3, [r1], #1 - ldrgtb r3, [r0] - strgtb r3, [r1] + ldrbge r3, [r0] + strbge r3, [r1], #1 + ldrbgt r3, [r0] + strbgt r3, [r1] ldmfd sp!, {r4 - r6, pc} ENDPROC(__raw_readsb) diff --git a/arch/arm/lib32/io-readsl.S b/arch/arm/lib32/io-readsl.S index 7bcd0d45bc..aecac1f9eb 100644 --- a/arch/arm/lib32/io-readsl.S +++ b/arch/arm/lib32/io-readsl.S @@ -1,17 +1,19 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* SPDX-FileCopyrightText: 1995-2000 Russell King */ - /* - * linux/arch/arm/lib/io-readsl.S + * linux/arch/arm/lib/io-readsl.S + * + * Copyright (C) 1995-2000 Russell King */ #include #include +.syntax unified + .section .text.__raw_readsl ENTRY(__raw_readsl) teq r2, #0 @ do we have to check for the zero len? - moveq pc, lr + reteq lr ands ip, r1, #3 bne 3f @@ -29,10 +31,10 @@ ENTRY(__raw_readsl) 2: movs r2, r2, lsl #31 ldrcs r3, [r0, #0] ldrcs ip, [r0, #0] - stmcsia r1!, {r3, ip} + stmiacs r1!, {r3, ip} ldrne r3, [r0, #0] strne r3, [r1, #0] - mov pc, lr + ret lr 3: ldr r3, [r0] cmp ip, #2 @@ -74,5 +76,5 @@ ENTRY(__raw_readsl) strb r3, [r1, #1] 8: mov r3, ip, get_byte_0 strb r3, [r1, #0] - mov pc, lr + ret lr ENDPROC(__raw_readsl) diff --git a/arch/arm/lib32/io-readsw-armv4.S b/arch/arm/lib32/io-readsw-armv4.S index 9fb7fd7576..f5c633027c 100644 --- a/arch/arm/lib32/io-readsw-armv4.S +++ b/arch/arm/lib32/io-readsw-armv4.S @@ -1,12 +1,14 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* SPDX-FileCopyrightText: 1995-2000 Russell King */ - /* - * linux/arch/arm/lib/io-readsw-armv4.S + * linux/arch/arm/lib/io-readsw-armv4.S + * + * Copyright (C) 1995-2000 Russell King */ #include #include +.syntax unified + .macro pack, rd, hw1, hw2 #ifndef __ARMEB__ orr \rd, \hw1, \hw2, lsl #16 @@ -25,7 +27,7 @@ ENTRY(__raw_readsw) teq r2, #0 - moveq pc, lr + reteq lr tst r1, #3 bne .Linsw_align @@ -75,8 +77,8 @@ ENTRY(__raw_readsw) pack r3, r3, ip str r3, [r1], #4 -.Lno_insw_2: ldrneh r3, [r0] - strneh r3, [r1] +.Lno_insw_2: ldrhne r3, [r0] + strhne r3, [r1] ldmfd sp!, {r4, r5, pc} @@ -93,7 +95,7 @@ ENTRY(__raw_readsw) #endif .Linsw_noalign: stmfd sp!, {r4, lr} - ldrccb ip, [r1, #-1]! + ldrbcc ip, [r1, #-1]! bcc 1f ldrh ip, [r0] @@ -120,11 +122,11 @@ ENTRY(__raw_readsw) 3: tst r2, #1 strb ip, [r1], #1 - ldrneh ip, [r0] + ldrhne ip, [r0] _BE_ONLY_( movne ip, ip, ror #8 ) - strneb ip, [r1], #1 + strbne ip, [r1], #1 _LE_ONLY_( movne ip, ip, lsr #8 ) _BE_ONLY_( movne ip, ip, lsr #24 ) - strneb ip, [r1] + strbne ip, [r1] ldmfd sp!, {r4, pc} ENDPROC(__raw_readsw) diff --git a/arch/arm/lib32/io-writesb.S b/arch/arm/lib32/io-writesb.S index b6ce85f0d4..0bfb1f914e 100644 --- a/arch/arm/lib32/io-writesb.S +++ b/arch/arm/lib32/io-writesb.S @@ -1,12 +1,14 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* SPDX-FileCopyrightText: 1995-2000 Russell King */ - /* - * linux/arch/arm/lib/io-writesb.S + * linux/arch/arm/lib/io-writesb.S + * + * Copyright (C) 1995-2000 Russell King */ #include #include +.syntax unified + .macro outword, rd #ifndef __ARMEB__ strb \rd, [r0] @@ -35,16 +37,16 @@ cmp ip, #2 ldrb r3, [r1], #1 strb r3, [r0] - ldrgeb r3, [r1], #1 - strgeb r3, [r0] - ldrgtb r3, [r1], #1 - strgtb r3, [r0] + ldrbge r3, [r1], #1 + strbge r3, [r0] + ldrbgt r3, [r1], #1 + strbgt r3, [r0] subs r2, r2, ip bne .Loutsb_aligned ENTRY(__raw_writesb) teq r2, #0 @ do we have to check for the zero len? - moveq pc, lr + reteq lr ands ip, r1, #3 bne .Loutsb_align @@ -63,7 +65,7 @@ ENTRY(__raw_writesb) bpl .Loutsb_16_lp tst r2, #15 - ldmeqfd sp!, {r4, r5, pc} + ldmfdeq sp!, {r4, r5, pc} .Loutsb_no_16: tst r2, #8 beq .Loutsb_no_8 @@ -79,15 +81,15 @@ ENTRY(__raw_writesb) outword r3 .Loutsb_no_4: ands r2, r2, #3 - ldmeqfd sp!, {r4, r5, pc} + ldmfdeq sp!, {r4, r5, pc} cmp r2, #2 ldrb r3, [r1], #1 strb r3, [r0] - ldrgeb r3, [r1], #1 - strgeb r3, [r0] - ldrgtb r3, [r1] - strgtb r3, [r0] + ldrbge r3, [r1], #1 + strbge r3, [r0] + ldrbgt r3, [r1] + strbgt r3, [r0] ldmfd sp!, {r4, r5, pc} ENDPROC(__raw_writesb) diff --git a/arch/arm/lib32/io-writesl.S b/arch/arm/lib32/io-writesl.S index 61164234de..c300a62daf 100644 --- a/arch/arm/lib32/io-writesl.S +++ b/arch/arm/lib32/io-writesl.S @@ -1,17 +1,19 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* SPDX-FileCopyrightText: 1995-2000 Russell King */ - /* - * linux/arch/arm/lib/io-writesl.S + * linux/arch/arm/lib/io-writesl.S + * + * Copyright (C) 1995-2000 Russell King */ #include #include +.syntax unified + .section .text.__raw_writesl ENTRY(__raw_writesl) teq r2, #0 @ do we have to check for the zero len? - moveq pc, lr + reteq lr ands ip, r1, #3 bne 3f @@ -27,12 +29,12 @@ ENTRY(__raw_writesl) bpl 1b ldmfd sp!, {r4, lr} 2: movs r2, r2, lsl #31 - ldmcsia r1!, {r3, ip} + ldmiacs r1!, {r3, ip} strcs r3, [r0, #0] ldrne r3, [r1, #0] strcs ip, [r0, #0] strne r3, [r0, #0] - mov pc, lr + ret lr 3: bic r1, r1, #3 ldr r3, [r1], #4 @@ -46,7 +48,7 @@ ENTRY(__raw_writesl) orr ip, ip, r3, lspush #16 str ip, [r0] bne 4b - mov pc, lr + ret lr 5: mov ip, r3, lspull #8 ldr r3, [r1], #4 @@ -54,7 +56,7 @@ ENTRY(__raw_writesl) orr ip, ip, r3, lspush #24 str ip, [r0] bne 5b - mov pc, lr + ret lr 6: mov ip, r3, lspull #24 ldr r3, [r1], #4 @@ -62,5 +64,5 @@ ENTRY(__raw_writesl) orr ip, ip, r3, lspush #8 str ip, [r0] bne 6b - mov pc, lr + ret lr ENDPROC(__raw_writesl) diff --git a/arch/arm/lib32/io-writesw-armv4.S b/arch/arm/lib32/io-writesw-armv4.S index 5cfa74356c..717237f3cc 100644 --- a/arch/arm/lib32/io-writesw-armv4.S +++ b/arch/arm/lib32/io-writesw-armv4.S @@ -1,12 +1,14 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* SPDX-FileCopyrightText: 1995-2000 Russell King */ - /* - * linux/arch/arm/lib/io-writesw-armv4.S + * linux/arch/arm/lib/io-writesw-armv4.S + * + * Copyright (C) 1995-2000 Russell King */ #include #include +.syntax unified + .macro outword, rd #ifndef __ARMEB__ strh \rd, [r0] @@ -30,7 +32,7 @@ ENTRY(__raw_writesw) teq r2, #0 - moveq pc, lr + reteq lr ands r3, r1, #3 bne .Loutsw_align @@ -60,8 +62,8 @@ ENTRY(__raw_writesw) ldr r3, [r1], #4 outword r3 -.Lno_outsw_2: ldrneh r3, [r1] - strneh r3, [r0] +.Lno_outsw_2: ldrhne r3, [r1] + strhne r3, [r0] ldmfd sp!, {r4, r5, pc} @@ -94,6 +96,6 @@ ENTRY(__raw_writesw) tst r2, #1 3: movne ip, r3, lsr #8 - strneh ip, [r0] - mov pc, lr + strhne ip, [r0] + ret lr ENDPROC(__raw_writesw) -- 2.39.5