From patchwork Fri Oct 29 20:24:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matheus K. Ferst" X-Patchwork-Id: 1548306 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) 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 bilbo.ozlabs.org (Postfix) with ESMTPS id 4HgvcM61w7z9sRK for ; Sat, 30 Oct 2021 07:46:59 +1100 (AEDT) Received: from localhost ([::1]:47170 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mgYm9-0007ST-Ji for incoming@patchwork.ozlabs.org; Fri, 29 Oct 2021 16:46:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44456) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mgYRz-0002Iy-EB; Fri, 29 Oct 2021 16:26:07 -0400 Received: from [201.28.113.2] (port=65208 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mgYRx-0001sK-Ux; Fri, 29 Oct 2021 16:26:07 -0400 Received: from power9a ([10.10.71.235]) by outlook.eldorado.org.br with Microsoft SMTPSVC(8.5.9600.16384); Fri, 29 Oct 2021 17:25:53 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by power9a (Postfix) with ESMTP id 7F494800B36; Fri, 29 Oct 2021 17:25:53 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v2 12/34] target/ppc: Implement vclzdm/vctzdm instructions Date: Fri, 29 Oct 2021 17:24:02 -0300 Message-Id: <20211029202424.175401-13-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 X-OriginalArrivalTime: 29 Oct 2021 20:25:54.0022 (UTC) FILETIME=[2C295060:01D7CD03] X-Host-Lookup-Failed: Reverse DNS lookup failed for 201.28.113.2 (failed) 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-ppc@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-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-ppc" From: Matheus Ferst The signature of do_cntzdm is changed to allow reuse as GVecGen3i.fni8. The method is also moved out of #ifdef TARGET_PPC64, as PowerISA doesn't say vclzdm and vctzdm are 64-bit only. Signed-off-by: Luis Pires Signed-off-by: Matheus Ferst Reviewed-by: Richard Henderson --- v2: - Inline implementation of cntlzdm/cnttzdm --- target/ppc/insn32.decode | 2 ++ target/ppc/translate/fixedpoint-impl.c.inc | 4 +-- target/ppc/translate/vmx-impl.c.inc | 32 ++++++++++++++++++++++ 3 files changed, 35 insertions(+), 3 deletions(-) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 65075f0d03..6ce06b231d 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -334,3 +334,5 @@ DSCRIQ 111111 ..... ..... ...... 001100010 . @Z22_tap_sh_rc ## Vector Bit Manipulation Instruction VCFUGED 000100 ..... ..... ..... 10101001101 @VX +VCLZDM 000100 ..... ..... ..... 11110000100 @VX +VCTZDM 000100 ..... ..... ..... 11111000100 @VX diff --git a/target/ppc/translate/fixedpoint-impl.c.inc b/target/ppc/translate/fixedpoint-impl.c.inc index fa519c2d3e..e093562e2a 100644 --- a/target/ppc/translate/fixedpoint-impl.c.inc +++ b/target/ppc/translate/fixedpoint-impl.c.inc @@ -414,8 +414,7 @@ static bool trans_CFUGED(DisasContext *ctx, arg_X *a) return true; } -#if defined(TARGET_PPC64) -static void do_cntzdm(TCGv_i64 dst, TCGv_i64 src, TCGv_i64 mask, bool trail) +static void do_cntzdm(TCGv_i64 dst, TCGv_i64 src, TCGv_i64 mask, int64_t trail) { TCGv_i64 tmp; TCGLabel *l1; @@ -444,7 +443,6 @@ static void do_cntzdm(TCGv_i64 dst, TCGv_i64 src, TCGv_i64 mask, bool trail) tcg_gen_mov_i64(dst, tmp); } -#endif static bool trans_CNTLZDM(DisasContext *ctx, arg_X *a) { diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index e36c66589c..6da8a9123f 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1575,6 +1575,38 @@ static bool trans_VCFUGED(DisasContext *ctx, arg_VX *a) return true; } +static bool trans_VCLZDM(DisasContext *ctx, arg_VX *a) +{ + static const GVecGen3i g = { + .fni8 = do_cntzdm, + .vece = MO_64, + }; + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + tcg_gen_gvec_3i(avr_full_offset(a->vrt), avr_full_offset(a->vra), + avr_full_offset(a->vrb), 16, 16, false, &g); + + return true; +} + +static bool trans_VCTZDM(DisasContext *ctx, arg_VX *a) +{ + static const GVecGen3i g = { + .fni8 = do_cntzdm, + .vece = MO_64, + }; + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + tcg_gen_gvec_3i(avr_full_offset(a->vrt), avr_full_offset(a->vra), + avr_full_offset(a->vrb), 16, 16, true, &g); + + return true; +} + #undef GEN_VR_LDX #undef GEN_VR_STX #undef GEN_VR_LVE