From nobody Tue Feb 10 07:23:04 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 16355408692551.488929447642704; Fri, 29 Oct 2021 13:54:29 -0700 (PDT) Received: from localhost ([::1]:32920 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mgYtQ-0000JO-86 for importer@patchew.org; Fri, 29 Oct 2021 16:54:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44874) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mgYTE-0004gD-7U; Fri, 29 Oct 2021 16:27:26 -0400 Received: from [201.28.113.2] (port=43261 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mgYTC-0002IC-AI; Fri, 29 Oct 2021 16:27:23 -0400 Received: from power9a ([10.10.71.235]) by outlook.eldorado.org.br with Microsoft SMTPSVC(8.5.9600.16384); Fri, 29 Oct 2021 17:26:00 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by power9a (Postfix) with ESMTP id 108B1800B36; Fri, 29 Oct 2021 17:26:00 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v2 14/34] target/ppc: Implement vsldbi/vsrdbi instructions Date: Fri, 29 Oct 2021 17:24:04 -0300 Message-Id: <20211029202424.175401-15-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211029202424.175401-1-matheus.ferst@eldorado.org.br> References: <20211029202424.175401-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-OriginalArrivalTime: 29 Oct 2021 20:26:00.0544 (UTC) FILETIME=[300C7E00:01D7CD03] X-Host-Lookup-Failed: Reverse DNS lookup failed for 201.28.113.2 (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=201.28.113.2; envelope-from=matheus.ferst@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lucas.castro@eldorado.org.br, richard.henderson@linaro.org, groug@kaod.org, luis.pires@eldorado.org.br, Matheus Ferst , david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1635540869820100003 Content-Type: text/plain; charset="utf-8" From: Matheus Ferst Suggested-by: Richard Henderson Signed-off-by: Matheus Ferst Reviewed-by: Richard Henderson --- v2: - tcg_gen_extract2_i64 instead of shifts and or --- target/ppc/insn32.decode | 8 ++++ target/ppc/translate/vmx-impl.c.inc | 66 +++++++++++++++++++++++++++++ 2 files changed, 74 insertions(+) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 4666c06f55..257b11113d 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -38,6 +38,9 @@ %dx_d 6:s10 16:5 0:1 @DX ...... rt:5 ..... .......... ..... . &DX d=3D%dx_d =20 +&VN vrt vra vrb sh +@VN ...... vrt:5 vra:5 vrb:5 .. sh:3 ...... &VN + &VX vrt vra vrb @VX ...... vrt:5 vra:5 vrb:5 .......... . &VX =20 @@ -338,3 +341,8 @@ VCLZDM 000100 ..... ..... ..... 11110000100 = @VX VCTZDM 000100 ..... ..... ..... 11111000100 @VX VPDEPD 000100 ..... ..... ..... 10111001101 @VX VPEXTD 000100 ..... ..... ..... 10110001101 @VX + +## Vector Permute and Formatting Instruction + +VSLDBI 000100 ..... ..... ..... 00 ... 010110 @VN +VSRDBI 000100 ..... ..... ..... 01 ... 010110 @VN diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx= -impl.c.inc index cddb3848ab..6edffd5637 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1257,6 +1257,72 @@ static void gen_vsldoi(DisasContext *ctx) tcg_temp_free_i32(sh); } =20 +static bool trans_VSLDBI(DisasContext *ctx, arg_VN *a) +{ + TCGv_i64 t0, t1, t2; + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + t0 =3D tcg_temp_new_i64(); + t1 =3D tcg_temp_new_i64(); + + get_avr64(t0, a->vra, true); + get_avr64(t1, a->vra, false); + + if (a->sh !=3D 0) { + t2 =3D tcg_temp_new_i64(); + + get_avr64(t2, a->vrb, true); + + tcg_gen_extract2_i64(t0, t1, t0, 64 - a->sh); + tcg_gen_extract2_i64(t1, t2, t1, 64 - a->sh); + + tcg_temp_free_i64(t2); + } + + set_avr64(a->vrt, t0, true); + set_avr64(a->vrt, t1, false); + + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); + + return true; +} + +static bool trans_VSRDBI(DisasContext *ctx, arg_VN *a) +{ + TCGv_i64 t2, t1, t0; + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + t0 =3D tcg_temp_new_i64(); + t1 =3D tcg_temp_new_i64(); + + get_avr64(t0, a->vrb, false); + get_avr64(t1, a->vrb, true); + + if (a->sh !=3D 0) { + t2 =3D tcg_temp_new_i64(); + + get_avr64(t2, a->vra, false); + + tcg_gen_extract2_i64(t0, t0, t1, a->sh); + tcg_gen_extract2_i64(t1, t1, t2, a->sh); + + tcg_temp_free_i64(t2); + } + + set_avr64(a->vrt, t0, false); + set_avr64(a->vrt, t1, true); + + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); + + return true; +} + #define GEN_VAFORM_PAIRED(name0, name1, opc2) \ static void glue(gen_, name0##_##name1)(DisasContext *ctx) \ { \ --=20 2.25.1