From patchwork Tue Nov 9 05:51:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Gibson X-Patchwork-Id: 12609775 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 5182AC433EF for ; Tue, 9 Nov 2021 06:29:14 +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 EDAAD60F4B for ; Tue, 9 Nov 2021 06:29:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EDAAD60F4B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gibson.dropbear.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:38960 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mkKd7-0001au-5Q for qemu-devel@archiver.kernel.org; Tue, 09 Nov 2021 01:29:13 -0500 Received: from eggs.gnu.org ([209.51.188.92]:50534) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkK4n-0005r1-VL; Tue, 09 Nov 2021 00:53:45 -0500 Received: from gandalf.ozlabs.org ([150.107.74.76]:46179) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkK4m-0006ux-4y; Tue, 09 Nov 2021 00:53:45 -0500 Received: by gandalf.ozlabs.org (Postfix, from userid 1007) id 4HpHDp5M9xz4xfH; Tue, 9 Nov 2021 16:52:10 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gibson.dropbear.id.au; s=201602; t=1636437130; bh=OZD8QNujoLFhBUVmkQ0PM9R1j9SL3zD6eIpIajy1/Mk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NyZdbo0OcnoxJ3zhjfEUQQwUFzoDa50HLGh3HOt+o9bOv4kDPD537uX4UPUNHH+uk PC09bLAgq/fTVzN5wgChxVP3iQVJ3N+bzFh58nYpFZ6ju9Yf3I/hHkY2vGaA7soeNl nJDv7jwxYiRdSSQaxvuqxb9mtbFO+tX/fxGjeG8Y= From: David Gibson To: peter.maydell@linaro.org, clg@kaod.org, danielhb413@gmail.com, groug@kaod.org Subject: [PULL 41/54] target/ppc: added the instructions LXVP and STXVP Date: Tue, 9 Nov 2021 16:51:51 +1100 Message-Id: <20211109055204.230765-42-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211109055204.230765-1-david@gibson.dropbear.id.au> References: <20211109055204.230765-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Received-SPF: pass client-ip=150.107.74.76; envelope-from=dgibson@gandalf.ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_PASS=-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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Lucas Mateus Castro \(alqotel\)" , Richard Henderson , qemu-devel@nongnu.org, Luis Pires , qemu-ppc@nongnu.org, Matheus Ferst , David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: "Lucas Mateus Castro (alqotel)" Implemented the instructions lxvp and stxvp using decodetree Reviewed-by: Richard Henderson Signed-off-by: Luis Pires Signed-off-by: Lucas Mateus Castro (alqotel) Signed-off-by: Matheus Ferst Message-Id: <20211104123719.323713-15-matheus.ferst@eldorado.org.br> Signed-off-by: David Gibson --- target/ppc/insn32.decode | 5 +++ target/ppc/translate/vsx-impl.c.inc | 55 ++++++++++++++++++++++------- 2 files changed, 48 insertions(+), 12 deletions(-) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 3ce26b2e6e..c252dec02f 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -31,6 +31,9 @@ %dq_rt_tsx 3:1 21:5 @DQ_TSX ...... ..... ra:5 ............ .... &D si=%dq_si rt=%dq_rt_tsx +%rt_tsxp 21:1 22:4 !function=times_2 +@DQ_TSXP ...... ..... ra:5 ............ .... &D si=%dq_si rt=%rt_tsxp + %ds_si 2:s14 !function=times_4 @DS ...... rt:5 ra:5 .............. .. &D si=%ds_si @@ -396,5 +399,7 @@ VSRDBI 000100 ..... ..... ..... 01 ... 010110 @VN LXV 111101 ..... ..... ............ . 001 @DQ_TSX STXV 111101 ..... ..... ............ . 101 @DQ_TSX +LXVP 000110 ..... ..... ............ 0000 @DQ_TSXP +STXVP 000110 ..... ..... ............ 0001 @DQ_TSXP LXVX 011111 ..... ..... ..... 0100 - 01100 . @X_TSX STXVX 011111 ..... ..... ..... 0110001100 . @X_TSX diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc index 1973bb18f3..05bf6ea40c 100644 --- a/target/ppc/translate/vsx-impl.c.inc +++ b/target/ppc/translate/vsx-impl.c.inc @@ -1945,11 +1945,12 @@ static void gen_xvxsigdp(DisasContext *ctx) } static bool do_lstxv(DisasContext *ctx, int ra, TCGv displ, - int rt, bool store) + int rt, bool store, bool paired) { TCGv ea; TCGv_i64 xt; MemOp mop; + int rt1, rt2; xt = tcg_temp_new_i64(); @@ -1958,18 +1959,42 @@ static bool do_lstxv(DisasContext *ctx, int ra, TCGv displ, gen_set_access_type(ctx, ACCESS_INT); ea = do_ea_calc(ctx, ra, displ); + if (paired && ctx->le_mode) { + rt1 = rt + 1; + rt2 = rt; + } else { + rt1 = rt; + rt2 = rt + 1; + } + if (store) { - get_cpu_vsr(xt, rt, !ctx->le_mode); + get_cpu_vsr(xt, rt1, !ctx->le_mode); tcg_gen_qemu_st_i64(xt, ea, ctx->mem_idx, mop); gen_addr_add(ctx, ea, ea, 8); - get_cpu_vsr(xt, rt, ctx->le_mode); + get_cpu_vsr(xt, rt1, ctx->le_mode); tcg_gen_qemu_st_i64(xt, ea, ctx->mem_idx, mop); + if (paired) { + gen_addr_add(ctx, ea, ea, 8); + get_cpu_vsr(xt, rt2, !ctx->le_mode); + tcg_gen_qemu_st_i64(xt, ea, ctx->mem_idx, mop); + gen_addr_add(ctx, ea, ea, 8); + get_cpu_vsr(xt, rt2, ctx->le_mode); + tcg_gen_qemu_st_i64(xt, ea, ctx->mem_idx, mop); + } } else { tcg_gen_qemu_ld_i64(xt, ea, ctx->mem_idx, mop); - set_cpu_vsr(rt, xt, !ctx->le_mode); + set_cpu_vsr(rt1, xt, !ctx->le_mode); gen_addr_add(ctx, ea, ea, 8); tcg_gen_qemu_ld_i64(xt, ea, ctx->mem_idx, mop); - set_cpu_vsr(rt, xt, ctx->le_mode); + set_cpu_vsr(rt1, xt, ctx->le_mode); + if (paired) { + gen_addr_add(ctx, ea, ea, 8); + tcg_gen_qemu_ld_i64(xt, ea, ctx->mem_idx, mop); + set_cpu_vsr(rt2, xt, !ctx->le_mode); + gen_addr_add(ctx, ea, ea, 8); + tcg_gen_qemu_ld_i64(xt, ea, ctx->mem_idx, mop); + set_cpu_vsr(rt2, xt, ctx->le_mode); + } } tcg_temp_free(ea); @@ -1977,17 +2002,21 @@ static bool do_lstxv(DisasContext *ctx, int ra, TCGv displ, return true; } -static bool do_lstxv_D(DisasContext *ctx, arg_D *a, bool store) +static bool do_lstxv_D(DisasContext *ctx, arg_D *a, bool store, bool paired) { - REQUIRE_INSNS_FLAGS2(ctx, ISA300); + if (paired) { + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + } else { + REQUIRE_INSNS_FLAGS2(ctx, ISA300); + } - if (a->rt >= 32) { + if (paired || a->rt >= 32) { REQUIRE_VSX(ctx); } else { REQUIRE_VECTOR(ctx); } - return do_lstxv(ctx, a->ra, tcg_constant_tl(a->si), a->rt, store); + return do_lstxv(ctx, a->ra, tcg_constant_tl(a->si), a->rt, store, paired); } static bool do_lstxv_X(DisasContext *ctx, arg_X *a, bool store) @@ -2000,11 +2029,13 @@ static bool do_lstxv_X(DisasContext *ctx, arg_X *a, bool store) REQUIRE_VECTOR(ctx); } - return do_lstxv(ctx, a->ra, cpu_gpr[a->rb], a->rt, store); + return do_lstxv(ctx, a->ra, cpu_gpr[a->rb], a->rt, store, false); } -TRANS(STXV, do_lstxv_D, true) -TRANS(LXV, do_lstxv_D, false) +TRANS(STXV, do_lstxv_D, true, false) +TRANS(LXV, do_lstxv_D, false, false) +TRANS(STXVP, do_lstxv_D, true, true) +TRANS(LXVP, do_lstxv_D, false, true) TRANS(STXVX, do_lstxv_X, true) TRANS(LXVX, do_lstxv_X, false)