From patchwork Thu Feb 2 05:13:55 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Gibson X-Patchwork-Id: 722831 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)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vDVw82SQFz9s7C for ; Thu, 2 Feb 2017 17:49:12 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=gibson.dropbear.id.au header.i=@gibson.dropbear.id.au header.b="GZ75PvgJ"; dkim-atps=neutral Received: from localhost ([::1]:54748 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cZBCf-0000EU-T0 for incoming@patchwork.ozlabs.org; Thu, 02 Feb 2017 01:49:09 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52329) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cZ9k8-0007mZ-Jw for qemu-devel@nongnu.org; Thu, 02 Feb 2017 00:15:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cZ9k0-000469-WC for qemu-devel@nongnu.org; Thu, 02 Feb 2017 00:15:36 -0500 Received: from ozlabs.org ([2401:3900:2:1::2]:46941) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cZ9k0-00043J-GH; Thu, 02 Feb 2017 00:15:28 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 3vDSqV73g3z9s8T; Thu, 2 Feb 2017 16:14:59 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1486012502; bh=AZFxc2xrl2CiJFqfhhGEyQpUJx6Jv21bXwUL7wiwB5M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GZ75PvgJXzpuEsu+bat6JKBByB+S80Rw0gLjz9sdAmiFRTPjy35yTvZOZ0vaBMxJg Xds1C7Sh5sLC9ulqnDF/FXaZHrc6zbmoq5qSWffRNp4iz6XsnLBgOrEoK31cwzCtIN hDdSO+U/nBAfiRuqvUnxzSNoETwcBLxNGsenmjMo= From: David Gibson To: peter.maydell@linaro.org Date: Thu, 2 Feb 2017 16:13:55 +1100 Message-Id: <20170202051445.5735-58-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170202051445.5735-1-david@gibson.dropbear.id.au> References: <20170202051445.5735-1-david@gibson.dropbear.id.au> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2401:3900:2:1::2 Subject: [Qemu-devel] [PULL 057/107] target-ppc: Add xsxexpqp instruction X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lvivier@redhat.com, thuth@redhat.com, Nikunj A Dadhania , qemu-devel@nongnu.org, mdroth@linux.vnet.ibm.com, agraf@suse.de, aik@ozlabs.ru, qemu-ppc@nongnu.org, David Gibson Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Nikunj A Dadhania xsxexpqp: VSX Scalar Extract Exponent Quad Precision Signed-off-by: Nikunj A Dadhania Signed-off-by: David Gibson --- target/ppc/translate/vsx-impl.inc.c | 15 +++++++++++++++ target/ppc/translate/vsx-ops.inc.c | 1 + 2 files changed, 16 insertions(+) diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 33ca177..228e2a5 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -1224,6 +1224,21 @@ static void gen_xsxexpdp(DisasContext *ctx) tcg_gen_shri_i64(rt, cpu_vsrh(xB(ctx->opcode)), 52); tcg_gen_andi_i64(rt, rt, 0x7FF); } + +static void gen_xsxexpqp(DisasContext *ctx) +{ + TCGv_i64 xth = cpu_vsrh(rD(ctx->opcode) + 32); + TCGv_i64 xtl = cpu_vsrl(rD(ctx->opcode) + 32); + TCGv_i64 xbh = cpu_vsrh(rB(ctx->opcode) + 32); + + if (unlikely(!ctx->vsx_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VSXU); + return; + } + tcg_gen_shri_i64(xth, xbh, 48); + tcg_gen_andi_i64(xth, xth, 0x7FFF); + tcg_gen_movi_i64(xtl, 0); +} #endif #undef GEN_XX2FORM diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 85d3b7d..87f1852 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -115,6 +115,7 @@ GEN_VSX_XFORM_300(xscpsgnqp, 0x04, 0x03, 0x00000001), #ifdef TARGET_PPC64 GEN_XX2FORM_EO(xsxexpdp, 0x16, 0x15, 0x00, PPC2_ISA300), +GEN_VSX_XFORM_300_EO(xsxexpqp, 0x04, 0x19, 0x02, 0x00000001), #endif GEN_XX2FORM(xvabsdp, 0x12, 0x1D, PPC2_VSX),