From nobody Sat Jul 12 15:29:32 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 148601518690550.96045838523514; Wed, 1 Feb 2017 21:59:46 -0800 (PST) Received: from localhost ([::1]:54443 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cZAQq-0000g9-MR for importer@patchew.org; Thu, 02 Feb 2017 00:59:44 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51525) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cZ9jq-0007O2-3R for qemu-devel@nongnu.org; Thu, 02 Feb 2017 00:15:23 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cZ9jm-0003kX-Di for qemu-devel@nongnu.org; Thu, 02 Feb 2017 00:15:18 -0500 Received: from ozlabs.org ([2401:3900:2:1::2]:50847) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cZ9jl-0003fG-Tr; Thu, 02 Feb 2017 00:15:14 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 3vDSqQ41rhz9s7y; Thu, 2 Feb 2017 16:14:56 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1486012498; bh=OLDZ/OJHHQ5Ex4sxIh1BUO6nROuWw/iQjKfrcSj/+4A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BWGg6uFG7a9khzMWiYo1PrmwyI2LHuAwX5MxMlonfim7u+hskf325LYr94bL0lK1o /GhwFebZwBohGoh+AT52kIfoYWN5uUMaHiaYEayDzAzhy3lROE32PhtUOlkSTZ9cmF VxthiJX4yCQbQcqOhVsD5CmGgnl4FFFWLTX+8eWs= From: David Gibson To: peter.maydell@linaro.org Date: Thu, 2 Feb 2017 16:13:27 +1100 Message-Id: <20170202051445.5735-30-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170202051445.5735-1-david@gibson.dropbear.id.au> References: <20170202051445.5735-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2401:3900:2:1::2 Subject: [Qemu-devel] [PULL 029/107] target-ppc: implement stxvl instruction X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lvivier@redhat.com, thuth@redhat.com, Nikunj A Dadhania , qemu-devel@nongnu.org, mdroth@linux.vnet.ibm.com, agraf@suse.de, aik@ozlabs.ru, qemu-ppc@nongnu.org, David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" From: Nikunj A Dadhania stxvl: Store VSX Vector with Length Vector (8-bit elements) in BE: +---+---+---+---+---+---+---+---+---+---+---+---+---+---+--+--+ |=E2=80=9CT=E2=80=9D|=E2=80=9Ch=E2=80=9D|=E2=80=9Ci=E2=80=9D|=E2=80=9Cs=E2= =80=9D|=E2=80=9C =E2=80=9D|=E2=80=9Ci=E2=80=9D|=E2=80=9Cs=E2=80=9D|=E2=80= =9C =E2=80=9D|=E2=80=9Ca=E2=80=9D|=E2=80=9C =E2=80=9D|=E2=80=9CT=E2=80=9D|= =E2=80=9CE=E2=80=9D|=E2=80=9CS=E2=80=9D|=E2=80=9CT=E2=80=9D|00|00| +---+---+---+---+---+---+---+---+---+---+---+---+---+---+--+--+ Vector (8-bit elements) in LE: +--+--+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ |00|00|=E2=80=9CT=E2=80=9D|=E2=80=9CS=E2=80=9D|=E2=80=9CE=E2=80=9D|=E2=80= =9CT=E2=80=9D|=E2=80=9C =E2=80=9D|=E2=80=9Ca=E2=80=9D|=E2=80=9C =E2=80=9D|= =E2=80=9Cs=E2=80=9D|=E2=80=9Ci=E2=80=9D|=E2=80=9C =E2=80=9D|=E2=80=9Cs=E2= =80=9D|=E2=80=9Ci=E2=80=9D|"h"|"T"| +--+--+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ Storing 14 bytes would result in following Little/Big-endian Storage: +---+---+---+---+---+---+---+---+---+---+---+---+---+---+--+--+ |=E2=80=9CT=E2=80=9D|=E2=80=9Ch=E2=80=9D|=E2=80=9Ci=E2=80=9D|=E2=80=9Cs=E2= =80=9D|=E2=80=9C =E2=80=9D|=E2=80=9Ci=E2=80=9D|=E2=80=9Cs=E2=80=9D|=E2=80= =9C =E2=80=9D|=E2=80=9Ca=E2=80=9D|=E2=80=9C =E2=80=9D|=E2=80=9CT=E2=80=9D|= =E2=80=9CE=E2=80=9D|=E2=80=9CS=E2=80=9D|=E2=80=9CT=E2=80=9D|FF|FF| +---+---+---+---+---+---+---+---+---+---+---+---+---+---+--+--+ Signed-off-by: Nikunj A Dadhania Signed-off-by: David Gibson --- target/ppc/helper.h | 1 + target/ppc/mem_helper.c | 29 +++++++++++++++++++++++++++++ target/ppc/translate/vsx-impl.inc.c | 1 + target/ppc/translate/vsx-ops.inc.c | 3 +++ 4 files changed, 34 insertions(+) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 6a9344e..218a022 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -315,6 +315,7 @@ DEF_HELPER_3(stvewx, void, env, avr, tl) #if defined(TARGET_PPC64) DEF_HELPER_4(lxvl, void, env, tl, tl, tl) DEF_HELPER_4(lxvll, void, env, tl, tl, tl) +DEF_HELPER_4(stxvl, void, env, tl, tl, tl) #endif DEF_HELPER_4(vsumsws, void, env, avr, avr, avr) DEF_HELPER_4(vsum2sws, void, env, avr, avr, avr) diff --git a/target/ppc/mem_helper.c b/target/ppc/mem_helper.c index da51465..2427b49 100644 --- a/target/ppc/mem_helper.c +++ b/target/ppc/mem_helper.c @@ -317,6 +317,35 @@ void helper_##name(CPUPPCState *env, target_ulong addr= , \ VSX_LXVL(lxvl, 0) VSX_LXVL(lxvll, 1) #undef VSX_LXVL + +#define VSX_STXVL(name, lj) \ +void helper_##name(CPUPPCState *env, target_ulong addr, \ + target_ulong xt_num, target_ulong rb) \ +{ \ + int i; \ + ppc_vsr_t xt; \ + target_ulong nb =3D GET_NB(rb); \ + \ + if (!nb) { \ + return; \ + } \ + getVSR(xt_num, &xt, env); \ + nb =3D (nb >=3D 16) ? 16 : nb; \ + if (msr_le && !lj) { \ + for (i =3D 16; i > 16 - nb; i--) { \ + cpu_stb_data_ra(env, addr, xt.VsrB(i - 1), GETPC()); \ + addr =3D addr_add(env, addr, 1); \ + } \ + } else { \ + for (i =3D 0; i < nb; i++) { \ + cpu_stb_data_ra(env, addr, xt.VsrB(i), GETPC()); \ + addr =3D addr_add(env, addr, 1); \ + } \ + } \ +} + +VSX_STXVL(stxvl, 0) +#undef VSX_STXVL #undef GET_NB #endif /* TARGET_PPC64 */ =20 diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx= -impl.inc.c index ce20579..5099d44 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -268,6 +268,7 @@ static void gen_##name(DisasContext *ctx) = \ =20 VSX_VECTOR_LOAD_STORE_LENGTH(lxvl) VSX_VECTOR_LOAD_STORE_LENGTH(lxvll) +VSX_VECTOR_LOAD_STORE_LENGTH(stxvl) #endif =20 #define VSX_LOAD_SCALAR_DS(name, operation) \ diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-= ops.inc.c index c207804..3afded2 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -25,6 +25,9 @@ GEN_HANDLER_E(stxvw4x, 0x1F, 0xC, 0x1C, 0, PPC_NONE, PPC2= _VSX), GEN_HANDLER_E(stxvh8x, 0x1F, 0x0C, 0x1D, 0, PPC_NONE, PPC2_ISA300), GEN_HANDLER_E(stxvb16x, 0x1F, 0x0C, 0x1F, 0, PPC_NONE, PPC2_ISA300), GEN_HANDLER_E(stxvx, 0x1F, 0x0C, 0x0C, 0, PPC_NONE, PPC2_ISA300), +#if defined(TARGET_PPC64) +GEN_HANDLER_E(stxvl, 0x1F, 0x0D, 0x0C, 0, PPC_NONE, PPC2_ISA300), +#endif =20 GEN_HANDLER_E(mfvsrwz, 0x1F, 0x13, 0x03, 0x0000F800, PPC_NONE, PPC2_VSX207= ), GEN_HANDLER_E(mtvsrwa, 0x1F, 0x13, 0x06, 0x0000F800, PPC_NONE, PPC2_VSX207= ), --=20 2.9.3