From patchwork Thu Oct 21 19:45:43 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: 12576533 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54A8CC433EF for ; Thu, 21 Oct 2021 20:36:59 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 0447B60FE8 for ; Thu, 21 Oct 2021 20:36:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0447B60FE8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=eldorado.org.br Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:34466 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mdeo6-0004lE-1v for qemu-devel@archiver.kernel.org; Thu, 21 Oct 2021 16:36:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34590) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mde7V-0002lM-58; Thu, 21 Oct 2021 15:52:57 -0400 Received: from [201.28.113.2] (port=46784 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mde7T-0005Hb-85; Thu, 21 Oct 2021 15:52:56 -0400 Received: from power9a ([10.10.71.235]) by outlook.eldorado.org.br with Microsoft SMTPSVC(8.5.9600.16384); Thu, 21 Oct 2021 16:47:06 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by power9a (Postfix) with ESMTP id E83E080012A; Thu, 21 Oct 2021 16:47:05 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH 29/33] target/ppc: implemented XXSPLTI32DX Date: Thu, 21 Oct 2021 16:45:43 -0300 Message-Id: <20211021194547.672988-30-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211021194547.672988-1-matheus.ferst@eldorado.org.br> References: <20211021194547.672988-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 21 Oct 2021 19:47:06.0426 (UTC) FILETIME=[6D8059A0:01D7C6B4] 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-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, "Bruno Larsen \(billionai\)" , matheus.ferst@eldorado.org.br, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: "Bruno Larsen (billionai)" Implemented XXSPLTI32DX emulation using decodetree Signed-off-by: Bruno Larsen (billionai) Signed-off-by: Matheus Ferst --- target/ppc/insn64.decode | 11 ++++++++ target/ppc/translate/vsx-impl.c.inc | 41 +++++++++++++++++++++++++++++ 2 files changed, 52 insertions(+) diff --git a/target/ppc/insn64.decode b/target/ppc/insn64.decode index 880ac3edc7..8d8d5d5729 100644 --- a/target/ppc/insn64.decode +++ b/target/ppc/insn64.decode @@ -32,6 +32,14 @@ ...... ..... ra:5 ................ \ &PLS_D si=%pls_si rt=%rt_tsxp +# Format 8RR:D +%8rr_si 32:s16 0:16 +%8rr_xt 16:1 21:5 +&8RR_D_IX xt ix si:int32_t +@8RR_D_IX ...... .. .... .. .. ................ \ + ...... ..... ... ix:1 . ................ \ + &8RR_D_IX si=%8rr_si xt=%8rr_xt + ### Fixed-Point Load Instructions PLBZ 000001 10 0--.-- .................. \ @@ -156,3 +164,6 @@ PLXVP 000001 00 0--.-- .................. \ 111010 ..... ..... ................ @8LS_D_TSXP PSTXVP 000001 00 0--.-- .................. \ 111110 ..... ..... ................ @8LS_D_TSXP + +XXSPLTI32DX 000001 01 0000 -- -- ................ \ + 100000 ..... 000 .. ................ @8RR_D_IX diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc index 3dbdfc2539..17cbe2dc15 100644 --- a/target/ppc/translate/vsx-impl.c.inc +++ b/target/ppc/translate/vsx-impl.c.inc @@ -1491,6 +1491,47 @@ static bool trans_XXSPLTIB(DisasContext *ctx, arg_X_imm8 *a) return true; } +static bool trans_XXSPLTI32DX(DisasContext *ctx, arg_8RR_D_IX *a) +{ + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VSX(ctx); + + TCGv_i64 new_val; + TCGv_i64 mask; + TCGv_i64 t0; + TCGv_i64 t1; + new_val = tcg_temp_new_i64(); + mask = tcg_temp_new_i64(); + t0 = tcg_temp_new_i64(); + t1 = tcg_temp_new_i64(); + + get_cpu_vsrh(t0, a->xt); + get_cpu_vsrl(t1, a->xt); + + tcg_gen_movi_i64(new_val, a->si); + if (a->ix) { + tcg_gen_movi_i64(mask, 0x00000000ffffffff); + tcg_gen_shli_i64(new_val, new_val, 32); + } else { + tcg_gen_movi_i64(mask, 0xffffffff00000000); + } + tcg_gen_and_i64(t0, t0, mask); + tcg_gen_or_i64(t0, t0, new_val); + tcg_gen_and_i64(t1, t1, mask); + tcg_gen_or_i64(t1, t1, new_val); + + set_cpu_vsrh(a->xt, t0); + set_cpu_vsrl(a->xt, t1); + + + tcg_temp_free_i64(mask); + tcg_temp_free_i64(new_val); + tcg_temp_free_i64(t1); + tcg_temp_free_i64(t0); + + return true; +} + static void gen_xxsldwi(DisasContext *ctx) { TCGv_i64 xth, xtl;