From patchwork Tue Sep 6 03:39:55 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Gibson X-Patchwork-Id: 9315439 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 6DB89601C0 for ; Tue, 6 Sep 2016 03:44:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6211228B2E for ; Tue, 6 Sep 2016 03:44:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5655328B30; Tue, 6 Sep 2016 03:44:28 +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=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID 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 BE66928B2E for ; Tue, 6 Sep 2016 03:44:27 +0000 (UTC) Received: from localhost ([::1]:58137 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bh7JC-0005YX-IS for patchwork-qemu-devel@patchwork.kernel.org; Mon, 05 Sep 2016 23:44:26 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47927) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bh7Dz-0000l3-LU for qemu-devel@nongnu.org; Mon, 05 Sep 2016 23:39:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bh7Dx-000706-B8 for qemu-devel@nongnu.org; Mon, 05 Sep 2016 23:39:02 -0400 Received: from ozlabs.org ([2401:3900:2:1::2]:51369) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bh7Dw-0006zG-Rx; Mon, 05 Sep 2016 23:39:01 -0400 Received: by ozlabs.org (Postfix, from userid 1007) id 3sSslH4Qvpz9sD5; Tue, 6 Sep 2016 13:38:51 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1473133131; bh=Hclv3cVN2yVYXEkGXQccFVfInlJwkubzHeXyEJWgb0o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DqmZ4IaeD+6g+ffte/06vTvnQ35yCFd/DKoLP1h8He9xuwzPzRSxoAdDn9Gj+7ij2 GRkQkeksNSmPIEFInKDOh0Ed4FZursSyESWwt5fWFFXmlmbGupjO+olOXm6OM/krOv PvDf17yfJLUDIzR7gQnP8Wc4gw4BDg9UVsZVWMk8= From: David Gibson To: peter.maydell@linearo.org Date: Tue, 6 Sep 2016 13:39:55 +1000 Message-Id: <1473133253-17598-9-git-send-email-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1473133253-17598-1-git-send-email-david@gibson.dropbear.id.au> References: <1473133253-17598-1-git-send-email-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 08/66] target-ppc: add modulo dword operations 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: David Gibson , qemu-ppc@nongnu.org, agraf@suse.de, Nikunj A Dadhania , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Nikunj A Dadhania Adding following instructions for ISA3.0 support modud: Modulo Unsigned Dword modsd: Modulo Signed Dword Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target-ppc/translate.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index e3d9ac3..90aabb5 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1222,6 +1222,52 @@ static void glue(gen_, name)(DisasContext *ctx) \ GEN_INT_ARITH_MODW(moduw, 0x08, 0); GEN_INT_ARITH_MODW(modsw, 0x18, 1); +#if defined(TARGET_PPC64) +static inline void gen_op_arith_modd(DisasContext *ctx, TCGv ret, TCGv arg1, + TCGv arg2, int sign) +{ + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + + tcg_gen_mov_i64(t0, arg1); + tcg_gen_mov_i64(t1, arg2); + if (sign) { + TCGv_i64 t2 = tcg_temp_new_i64(); + TCGv_i64 t3 = tcg_temp_new_i64(); + tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN); + tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1); + tcg_gen_and_i64(t2, t2, t3); + tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0); + tcg_gen_or_i64(t2, t2, t3); + tcg_gen_movi_i64(t3, 0); + tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); + tcg_gen_rem_i64(ret, t0, t1); + tcg_temp_free_i64(t2); + tcg_temp_free_i64(t3); + } else { + TCGv_i64 t2 = tcg_const_i64(1); + TCGv_i64 t3 = tcg_const_i64(0); + tcg_gen_movcond_i64(TCG_COND_EQ, t1, t1, t3, t2, t1); + tcg_gen_remu_i64(ret, t0, t1); + tcg_temp_free_i64(t2); + tcg_temp_free_i64(t3); + } + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); +} + +#define GEN_INT_ARITH_MODD(name, opc3, sign) \ +static void glue(gen_, name)(DisasContext *ctx) \ +{ \ + gen_op_arith_modd(ctx, cpu_gpr[rD(ctx->opcode)], \ + cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ + sign); \ +} + +GEN_INT_ARITH_MODD(modud, 0x08, 0); +GEN_INT_ARITH_MODD(modsd, 0x18, 1); +#endif + /* mulhw mulhw. */ static void gen_mulhw(DisasContext *ctx) { @@ -10304,6 +10350,8 @@ GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), +GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), +GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), #undef GEN_INT_ARITH_MUL_HELPER #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \