From patchwork Wed May 31 22:01:26 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aurelien Jarno X-Patchwork-Id: 9758259 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 5301860360 for ; Wed, 31 May 2017 22:05:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 44A31284AA for ; Wed, 31 May 2017 22:05:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 39526284C8; Wed, 31 May 2017 22:05:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id CDE6B284AA for ; Wed, 31 May 2017 22:05:53 +0000 (UTC) Received: from localhost ([::1]:34042 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dGBkW-0003X8-SC for patchwork-qemu-devel@patchwork.kernel.org; Wed, 31 May 2017 18:05:52 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39136) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dGBgU-0000yj-QT for qemu-devel@nongnu.org; Wed, 31 May 2017 18:01:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dGBgT-0005Nj-MI for qemu-devel@nongnu.org; Wed, 31 May 2017 18:01:42 -0400 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]:35020) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dGBgT-0005MW-Ea for qemu-devel@nongnu.org; Wed, 31 May 2017 18:01:41 -0400 Received: from [2001:bc8:30d7:120:9bb5:8936:7e6a:9e36] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1dGBgP-0004Qy-UI; Thu, 01 Jun 2017 00:01:38 +0200 Received: from aurel32 by ohm.rr44.fr with local (Exim 4.89) (envelope-from ) id 1dGBgO-00014S-3m; Thu, 01 Jun 2017 00:01:36 +0200 From: Aurelien Jarno To: qemu-devel@nongnu.org Date: Thu, 1 Jun 2017 00:01:26 +0200 Message-Id: <20170531220129.27724-28-aurelien@aurel32.net> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170531220129.27724-1-aurelien@aurel32.net> References: <20170531220129.27724-1-aurelien@aurel32.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2001:bc8:30d7:100::1 Subject: [Qemu-devel] [PATCH v3 27/30] target/s390x: implement TEST DECIMAL 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: Alexander Graf , Aurelien Jarno , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Reviewed-by: Richard Henderson Signed-off-by: Aurelien Jarno --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 3 +++ target/s390x/mem_helper.c | 23 +++++++++++++++++++++++ target/s390x/translate.c | 9 +++++++++ 4 files changed, 36 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index dc85a1435f..c043be6365 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -88,6 +88,7 @@ DEF_HELPER_FLAGS_4(pku, TCG_CALL_NO_WG, void, env, i64, i64, i32) DEF_HELPER_FLAGS_4(unpk, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_FLAGS_4(unpka, TCG_CALL_NO_WG, i32, env, i64, i32, i64) DEF_HELPER_FLAGS_4(unpku, TCG_CALL_NO_WG, i32, env, i64, i32, i64) +DEF_HELPER_FLAGS_3(tp, TCG_CALL_NO_WG, i32, env, i64, i32) DEF_HELPER_FLAGS_4(tr, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_4(tre, i64, env, i64, i64, i64) DEF_HELPER_4(trt, i32, env, i32, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 683f91bf7f..7f554ab133 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -856,6 +856,9 @@ C(0xed11, TCDB, RXE, Z, f1_o, a2, 0, 0, tcdb, 0) C(0xed12, TCXB, RXE, Z, x1_o, a2, 0, 0, tcxb, 0) +/* TEST DECIMAL */ + C(0xebc0, TP, RSL, E2, la1, 0, 0, 0, tp, 0) + /* TEST UNDER MASK */ C(0x9100, TM, SI, Z, m1_8u, i2_8u, 0, 0, 0, tm32) C(0xeb51, TMY, SIY, LD, m1_8u, i2_8u, 0, 0, 0, tm32) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 5cb1a8ab43..a9297c1af1 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -1088,6 +1088,29 @@ uint32_t HELPER(unpku)(CPUS390XState *env, uint64_t dest, uint32_t destlen, return do_unpkau(env, dest, destlen, 2, src, GETPC()); } +uint32_t HELPER(tp)(CPUS390XState *env, uint64_t dest, uint32_t destlen) +{ + uintptr_t ra = GETPC(); + uint32_t cc = 0; + int i; + + for (i = 0; i < destlen; i++) { + uint8_t b = cpu_ldub_data_ra(env, dest + i, ra); + /* digit */ + cc |= (b & 0xf0) > 0x90 ? 2 : 0; + + if (i == (destlen - 1)) { + /* sign */ + cc |= (b & 0xf) < 0xa ? 1 : 0; + } else { + /* digit */ + cc |= (b & 0xf) > 0x9 ? 2 : 0; + } + } + + return cc; +} + static uint32_t do_helper_tr(CPUS390XState *env, uint32_t len, uint64_t array, uint64_t trans, uintptr_t ra) { diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 747d4ebc10..a7c564fa93 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -4313,6 +4313,15 @@ static ExitStatus op_tprot(DisasContext *s, DisasOps *o) #endif +static ExitStatus op_tp(DisasContext *s, DisasOps *o) +{ + TCGv_i32 l1 = tcg_const_i32(get_field(s->fields, l1) + 1); + gen_helper_tp(cc_op, cpu_env, o->addr1, l1); + tcg_temp_free_i32(l1); + set_cc_static(s); + return NO_EXIT; +} + static ExitStatus op_tr(DisasContext *s, DisasOps *o) { TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));