From patchwork Tue Feb 22 14:36:18 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: 12755384 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 CA289C433EF for ; Tue, 22 Feb 2022 15:13:51 +0000 (UTC) Received: from localhost ([::1]:37120 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nMWrO-0007YK-Lr for qemu-devel@archiver.kernel.org; Tue, 22 Feb 2022 10:13:50 -0500 Received: from eggs.gnu.org ([209.51.188.92]:44332) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nMWLd-0007PI-6q; Tue, 22 Feb 2022 09:41:02 -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 1nMWLZ-0005jA-MG; Tue, 22 Feb 2022 09:41:00 -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 11:37:43 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id EDBE18000A7; Tue, 22 Feb 2022 11:37:42 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v4 20/47] target/ppc: implement vslq Date: Tue, 22 Feb 2022 11:36:18 -0300 Message-Id: <20220222143646.1268606-21-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 14:37:43.0336 (UTC) FILETIME=[C0429A80:01D827F9] 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 --- v4: - New in v4. --- target/ppc/insn32.decode | 1 + target/ppc/translate/vmx-impl.c.inc | 40 +++++++++++++++++++++++++++++ 2 files changed, 41 insertions(+) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 88baebe35e..3799065508 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -473,6 +473,7 @@ VSLB 000100 ..... ..... ..... 00100000100 @VX VSLH 000100 ..... ..... ..... 00101000100 @VX VSLW 000100 ..... ..... ..... 00110000100 @VX VSLD 000100 ..... ..... ..... 10111000100 @VX +VSLQ 000100 ..... ..... ..... 00100000101 @VX VSRB 000100 ..... ..... ..... 01000000100 @VX VSRH 000100 ..... ..... ..... 01001000100 @VX diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index ec4f0e7654..ca98a545ef 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -834,6 +834,46 @@ TRANS_FLAGS(ALTIVEC, VSRAH, do_vector_gvec3_VX, MO_16, tcg_gen_gvec_sarv); TRANS_FLAGS(ALTIVEC, VSRAW, do_vector_gvec3_VX, MO_32, tcg_gen_gvec_sarv); TRANS_FLAGS2(ALTIVEC_207, VSRAD, do_vector_gvec3_VX, MO_64, tcg_gen_gvec_sarv); +static bool trans_VSLQ(DisasContext *ctx, arg_VX *a) +{ + TCGv_i64 hi, lo, tmp, n, sf = tcg_constant_i64(64); + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + n = tcg_temp_new_i64(); + hi = tcg_temp_new_i64(); + lo = tcg_temp_new_i64(); + tmp = tcg_const_i64(0); + + get_avr64(lo, a->vra, false); + get_avr64(hi, a->vra, true); + + get_avr64(n, a->vrb, true); + tcg_gen_andi_i64(n, n, 0x7F); + + tcg_gen_movcond_i64(TCG_COND_GE, hi, n, sf, lo, hi); + tcg_gen_movcond_i64(TCG_COND_GE, lo, n, sf, tmp, lo); + tcg_gen_andi_i64(n, n, ~64ULL); + + tcg_gen_shl_i64(tmp, lo, n); + set_avr64(a->vrt, tmp, false); + + tcg_gen_shl_i64(hi, hi, n); + tcg_gen_xori_i64(n, n, 63); + tcg_gen_shr_i64(lo, lo, n); + tcg_gen_shri_i64(lo, lo, 1); + tcg_gen_or_i64(hi, hi, lo); + set_avr64(a->vrt, hi, true); + + tcg_temp_free_i64(hi); + tcg_temp_free_i64(lo); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(n); + + return true; +} + #define GEN_VXFORM_SAT(NAME, VECE, NORM, SAT, OPC2, OPC3) \ static void glue(glue(gen_, NAME), _vec)(unsigned vece, TCGv_vec t, \ TCGv_vec sat, TCGv_vec a, \