From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55635) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cQs9P-0000ej-1x for qemu-devel@nongnu.org; Tue, 10 Jan 2017 03:51:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cQs9O-0000t8-3D for qemu-devel@nongnu.org; Tue, 10 Jan 2017 03:51:27 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:47531) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cQs9N-0000su-PS for qemu-devel@nongnu.org; Tue, 10 Jan 2017 03:51:26 -0500 Received: from pps.filterd (m0098409.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id v0A8natn086701 for ; Tue, 10 Jan 2017 03:51:24 -0500 Received: from e28smtp04.in.ibm.com (e28smtp04.in.ibm.com [125.16.236.4]) by mx0a-001b2d01.pphosted.com with ESMTP id 27vmqyxs5k-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 10 Jan 2017 03:51:24 -0500 Received: from localhost by e28smtp04.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 10 Jan 2017 14:21:18 +0530 From: Nikunj A Dadhania Date: Tue, 10 Jan 2017 14:20:35 +0530 In-Reply-To: <1484038243-30314-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1484038243-30314-1-git-send-email-nikunj@linux.vnet.ibm.com> Message-Id: <1484038243-30314-4-git-send-email-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 03/11] target-ppc: Add xsiexpdp instruction List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: qemu-devel@nongnu.org, bharata@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com xsiexpdp: VSX Scalar Insert Exponent Double Precision Signed-off-by: Nikunj A Dadhania --- target/ppc/translate/vsx-impl.inc.c | 20 ++++++++++++++++++++ target/ppc/translate/vsx-ops.inc.c | 1 + 2 files changed, 21 insertions(+) diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 2d9fe50..2d09225 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -1243,6 +1243,26 @@ static void gen_xsxexpqp(DisasContext *ctx) tcg_gen_movi_i64(xtl, 0); } +static void gen_xsiexpdp(DisasContext *ctx) +{ + TCGv_i64 xth = cpu_vsrh(xT(ctx->opcode)); + TCGv ra = cpu_gpr[rA(ctx->opcode)]; + TCGv rb = cpu_gpr[rB(ctx->opcode)]; + TCGv_i64 t0; + + if (unlikely(!ctx->vsx_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VSXU); + return; + } + t0 = tcg_temp_new_i64(); + tcg_gen_andi_i64(xth, ra, 0x800FFFFFFFFFFFFF); + tcg_gen_andi_i64(t0, rb, 0x7FF); + tcg_gen_shli_i64(t0, t0, 52); + tcg_gen_or_i64(xth, xth, t0); + /* dword[1] is undefined */ + tcg_temp_free_i64(t0); +} + static void gen_xsxsigdp(DisasContext *ctx) { TCGv rt = cpu_gpr[rD(ctx->opcode)]; diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index aeeaff2..5980ac6 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -120,6 +120,7 @@ GEN_XX2FORM_EO(xsxexpdp, 0x16, 0x15, 0x00, PPC2_ISA300), GEN_VSX_XFORM_300_EO(xsxexpqp, 0x04, 0x19, 0x02, 0x00000001), GEN_XX2FORM_EO(xsxsigdp, 0x16, 0x15, 0x01, PPC2_ISA300), GEN_VSX_XFORM_300_EO(xsxsigqp, 0x04, 0x19, 0x12, 0x00000001), +GEN_HANDLER_E(xsiexpdp, 0x3C, 0x16, 0x1C, 0, PPC_NONE, PPC2_ISA300), #endif GEN_XX2FORM(xvabsdp, 0x12, 0x1D, PPC2_VSX), -- 2.7.4