From patchwork Tue Feb 22 14:36:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matheus K. Ferst" X-Patchwork-Id: 12755243 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D2ACFC433F5 for ; Tue, 22 Feb 2022 14:53:02 +0000 (UTC) Received: from localhost ([::1]:34500 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nMWXF-0002cD-WA for qemu-devel@archiver.kernel.org; Tue, 22 Feb 2022 09:53:02 -0500 Received: from eggs.gnu.org ([209.51.188.92]:44192) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nMWLM-0007DN-8H; Tue, 22 Feb 2022 09:40:44 -0500 Received: from [187.72.171.209] (port=44457 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nMWLK-0005jA-N5; Tue, 22 Feb 2022 09:40:43 -0500 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Tue, 22 Feb 2022 11:37:42 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id C35EB8000A7; Tue, 22 Feb 2022 11:37:41 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v4 16/47] target/ppc: implement vclrrb Date: Tue, 22 Feb 2022 11:36:14 -0300 Message-Id: <20220222143646.1268606-17-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220222143646.1268606-1-matheus.ferst@eldorado.org.br> References: <20220222143646.1268606-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 22 Feb 2022 14:37:42.0162 (UTC) FILETIME=[BF8F7720:01D827F9] X-Host-Lookup-Failed: Reverse DNS lookup failed for 187.72.171.209 (failed) Received-SPF: pass client-ip=187.72.171.209; envelope-from=matheus.ferst@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.659, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: danielhb413@gmail.com, richard.henderson@linaro.org, groug@kaod.org, clg@kaod.org, Matheus Ferst , david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Matheus Ferst Signed-off-by: Matheus Ferst Reviewed-by: Richard Henderson --- target/ppc/insn32.decode | 1 + target/ppc/translate/vmx-impl.c.inc | 32 +++++++++++++++++++++-------- 2 files changed, 25 insertions(+), 8 deletions(-) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 31cdbba86b..b20f1eaa8e 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -530,6 +530,7 @@ VSTRIHL 000100 ..... 00010 ..... . 0000001101 @VX_tb_rc VSTRIHR 000100 ..... 00011 ..... . 0000001101 @VX_tb_rc VCLRLB 000100 ..... ..... ..... 00110001101 @VX +VCLRRB 000100 ..... ..... ..... 00111001101 @VX # VSX Load/Store Instructions diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 8f12d78071..4510b4ecde 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1940,7 +1940,7 @@ TRANS(VSTRIBR, do_vstri, gen_helper_VSTRIBR) TRANS(VSTRIHL, do_vstri, gen_helper_VSTRIHL) TRANS(VSTRIHR, do_vstri, gen_helper_VSTRIHR) -static bool trans_VCLRLB(DisasContext *ctx, arg_VX *a) +static bool do_vclrb(DisasContext *ctx, arg_VX *a, bool right) { TCGv_i64 rb, mh, ml, tmp, ones = tcg_constant_i64(-1), @@ -1954,15 +1954,28 @@ static bool trans_VCLRLB(DisasContext *ctx, arg_VX *a) tcg_gen_extu_tl_i64(rb, cpu_gpr[a->vrb]); tcg_gen_andi_i64(tmp, rb, 7); tcg_gen_shli_i64(tmp, tmp, 3); - tcg_gen_shl_i64(tmp, tcg_constant_i64(-1), tmp); + if (right) { + tcg_gen_shr_i64(tmp, tcg_constant_i64(-1), tmp); + } else { + tcg_gen_shl_i64(tmp, tcg_constant_i64(-1), tmp); + } tcg_gen_not_i64(tmp, tmp); - tcg_gen_movcond_i64(TCG_COND_LTU, ml, rb, tcg_constant_i64(8), - tmp, ones); - tcg_gen_movcond_i64(TCG_COND_LTU, mh, rb, tcg_constant_i64(8), - zero, tmp); - tcg_gen_movcond_i64(TCG_COND_LTU, mh, rb, tcg_constant_i64(16), - mh, ones); + if (right) { + tcg_gen_movcond_i64(TCG_COND_LTU, mh, rb, tcg_constant_i64(8), + tmp, ones); + tcg_gen_movcond_i64(TCG_COND_LTU, ml, rb, tcg_constant_i64(8), + zero, tmp); + tcg_gen_movcond_i64(TCG_COND_LTU, ml, rb, tcg_constant_i64(16), + ml, ones); + } else { + tcg_gen_movcond_i64(TCG_COND_LTU, ml, rb, tcg_constant_i64(8), + tmp, ones); + tcg_gen_movcond_i64(TCG_COND_LTU, mh, rb, tcg_constant_i64(8), + zero, tmp); + tcg_gen_movcond_i64(TCG_COND_LTU, mh, rb, tcg_constant_i64(16), + mh, ones); + } get_avr64(tmp, a->vra, true); tcg_gen_and_i64(tmp, tmp, mh); @@ -1980,6 +1993,9 @@ static bool trans_VCLRLB(DisasContext *ctx, arg_VX *a) return true; } +TRANS(VCLRLB, do_vclrb, false) +TRANS(VCLRRB, do_vclrb, true) + #define GEN_VAFORM_PAIRED(name0, name1, opc2) \ static void glue(gen_, name0##_##name1)(DisasContext *ctx) \ { \