From patchwork Fri Oct 4 13:27:05 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tom Musta X-Patchwork-Id: 280627 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id E10272C00BD for ; Sat, 5 Oct 2013 00:00:34 +1000 (EST) Received: from localhost ([::1]:48180 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VS5vk-0005Pa-Sz for incoming@patchwork.ozlabs.org; Fri, 04 Oct 2013 10:00:32 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58942) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VS5Ps-0001jU-TE for qemu-devel@nongnu.org; Fri, 04 Oct 2013 09:27:45 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VS5Pk-0007JB-GO for qemu-devel@nongnu.org; Fri, 04 Oct 2013 09:27:36 -0400 Received: from mail-oa0-x231.google.com ([2607:f8b0:4003:c02::231]:57085) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VS5PT-0007CZ-DW; Fri, 04 Oct 2013 09:27:11 -0400 Received: by mail-oa0-f49.google.com with SMTP id i4so3786727oah.8 for ; Fri, 04 Oct 2013 06:27:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=udDNqfmciviSF928bWh4LBLikgZOendEyymnnlwRM+g=; b=0AoAmbfVrOkxiwK2Lb1OYKTdaCO6oCRLlBpB8XmD1u7H9DTyJY+abNDRTqN7QrKwUr dTqOEQbRIjdxS/z1HTyGdiahU9LJ+xoMJ2plrD4rPnnOt0fZDLtoSuLUEVtRlFtkB2ye dl1fh3HAgz10pY3Gdjm0EzOfhxECOWQnRp6Lhm93oXNac5Xq/IRwUwo6ULMmJAMuUhRB UM9oOXHxIXAYcn5kLj5lpceaH8dAHCAJ9Vb5Ie1D/6pjPEg5UdUsCDF4OZ952e1hTCGn nqN+sPlvAVnl3CK5pD3jIQVJ2om8nS/VE8LFUSuzXqC0wPXLWOuu6TVwT74SBo3g2g9m 6yFA== X-Received: by 10.60.70.209 with SMTP id o17mr182282oeu.65.1380893230851; Fri, 04 Oct 2013 06:27:10 -0700 (PDT) Received: from [9.10.80.128] (rchp4.rochester.ibm.com. [129.42.161.36]) by mx.google.com with ESMTPSA id d3sm30194183oek.5.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 04 Oct 2013 06:27:10 -0700 (PDT) Message-ID: <524EC229.6020507@gmail.com> Date: Fri, 04 Oct 2013 08:27:05 -0500 From: Tom Musta User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130801 Thunderbird/17.0.8 MIME-Version: 1.0 To: qemu-ppc@nongnu.org References: <524EBE04.8050207@gmail.com> In-Reply-To: <524EBE04.8050207@gmail.com> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2607:f8b0:4003:c02::231 X-Mailman-Approved-At: Fri, 04 Oct 2013 09:52:38 -0400 Cc: Tom Musta , qemu-devel@nongnu.org Subject: [Qemu-devel] [PATCH 13/13] Add xxsldwi X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This patch adds the VSX Shift Left Double by Word Immediate (xxsldwi) instruction. Signed-off-by: Tom Musta --- target-ppc/translate.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 62 insertions(+), 0 deletions(-) @@ -7413,6 +7414,66 @@ static void gen_xxspltw(DisasContext *ctx) tcg_temp_free(b2); } +static void gen_xxsldwi(DisasContext *ctx) +{ + TCGv_i64 xth, xtl; + if (unlikely(!ctx->vsx_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VSXU); + return; + } + xth = tcg_temp_new(); + xtl = tcg_temp_new(); + + switch (SHW(ctx->opcode)) { + case 0: { + tcg_gen_mov_i64(xth, cpu_vsrh(xA(ctx->opcode))); + tcg_gen_mov_i64(xtl, cpu_vsrl(xA(ctx->opcode))); + break; + } + case 1: { + TCGv_i64 t0 = tcg_temp_new(); + tcg_gen_mov_i64(xth, cpu_vsrh(xA(ctx->opcode))); + tcg_gen_shli_i64(xth, xth, 32); + tcg_gen_mov_i64(t0, cpu_vsrl(xA(ctx->opcode))); + tcg_gen_shri_i64(t0, t0, 32); + tcg_gen_or_i64(xth, xth, t0); + tcg_gen_mov_i64(xtl, cpu_vsrl(xA(ctx->opcode))); + tcg_gen_shli_i64(xtl, xtl, 32); + tcg_gen_mov_i64(t0, cpu_vsrh(xB(ctx->opcode))); + tcg_gen_shri_i64(t0, t0, 32); + tcg_gen_or_i64(xtl, xtl, t0); + tcg_temp_free(t0); + break; + } + case 2: { + tcg_gen_mov_i64(xth, cpu_vsrl(xA(ctx->opcode))); + tcg_gen_mov_i64(xtl, cpu_vsrh(xB(ctx->opcode))); + break; + } + case 3: { + TCGv_i64 t0 = tcg_temp_new(); + tcg_gen_mov_i64(xth, cpu_vsrl(xA(ctx->opcode))); + tcg_gen_shli_i64(xth, xth, 32); + tcg_gen_mov_i64(t0, cpu_vsrh(xB(ctx->opcode))); + tcg_gen_shri_i64(t0, t0, 32); + tcg_gen_or_i64(xth, xth, t0); + tcg_gen_mov_i64(xtl, cpu_vsrh(xB(ctx->opcode))); + tcg_gen_shli_i64(xtl, xtl, 32); + tcg_gen_mov_i64(t0, cpu_vsrl(xB(ctx->opcode))); + tcg_gen_shri_i64(t0, t0, 32); + tcg_gen_or_i64(xtl, xtl, t0); + tcg_temp_free(t0); + break; + } + } + + tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), xth); + tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), xtl); + + tcg_temp_free(xth); + tcg_temp_free(xtl); +} + /*** SPE extension ***/ /* Register moves */ @@ -9929,6 +9990,7 @@ VSX_LOGICAL(xxlnor, 0x8, 0x14, PPC2_VSX), GEN_XX3FORM(xxmrghw, 0x08, 0x02, PPC2_VSX), GEN_XX3FORM(xxmrglw, 0x08, 0x06, PPC2_VSX), GEN_XX2FORM(xxspltw, 0x08, 0x0A, PPC2_VSX), +GEN_XX3FORM_DM(xxsldwi, 0x08, 0x00), #define GEN_XXSEL_ROW(opc3) \ GEN_HANDLER2_E(xxsel, "xxsel", 0x3C, 0x18, opc3, 0, PPC_NONE, PPC2_VSX), \ diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 5bab048..2b337ee 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -504,6 +504,7 @@ EXTRACT_HELPER_SPLIT(xB, 1, 1, 11, 5); EXTRACT_HELPER_SPLIT(xC, 3, 1, 6, 5); EXTRACT_HELPER(DM, 8, 2); EXTRACT_HELPER(UIM, 16, 2); +EXTRACT_HELPER(SHW, 8, 2); /*****************************************************************************/ /* PowerPC instructions table */