From patchwork Tue Aug 21 13:07:16 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aleksandar Markovic X-Patchwork-Id: 960379 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=rt-rk.com 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 41vt5c69tKz9s4v for ; Wed, 22 Aug 2018 00:16:36 +1000 (AEST) Received: from localhost ([::1]:53851 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fs7SU-00021F-D6 for incoming@patchwork.ozlabs.org; Tue, 21 Aug 2018 10:16:34 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53598) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fs6Nt-0001BW-F1 for qemu-devel@nongnu.org; Tue, 21 Aug 2018 09:07:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fs6Nn-0008Qf-Fe for qemu-devel@nongnu.org; Tue, 21 Aug 2018 09:07:45 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:35488 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fs6Nn-0008Nu-1j for qemu-devel@nongnu.org; Tue, 21 Aug 2018 09:07:39 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 79C451A466F; Tue, 21 Aug 2018 15:07:35 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 48CC11A4680; Tue, 21 Aug 2018 15:07:35 +0200 (CEST) From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Tue, 21 Aug 2018 15:07:16 +0200 Message-Id: <1534856848-12102-35-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1534856848-12102-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1534856848-12102-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PULL v2 34/46] target/mips: Add emulation of DSP ASE for nanoMIPS - part 6 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: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Stefan Markovic Add emulation of DSP ASE instructions for nanoMIPS - part 6. Reviewed-by: Aleksandar Markovic Signed-off-by: Aleksandar Markovic Signed-off-by: Stefan Markovic --- target/mips/translate.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/target/mips/translate.c b/target/mips/translate.c index 5575964..89ccb95 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -17911,6 +17911,60 @@ static void gen_pool32axf_4_nanomips_insn(DisasContext *ctx, uint32_t opc, tcg_temp_free(t0); } +static void gen_pool32axf_7_nanomips_insn(DisasContext *ctx, uint32_t opc, + int rt, int rs, int rd) +{ + TCGv t0 = tcg_temp_new(); + TCGv rs_t = tcg_temp_new(); + + gen_load_gpr(rs_t, rs); + + switch (opc) { + case NM_SHRA_R_QB: + check_dspr2(ctx); + tcg_gen_movi_tl(t0, rd >> 2); + switch (extract32(ctx->opcode, 12, 1)) { + case 0: + /* NM_SHRA_QB */ + gen_helper_shra_qb(t0, t0, rs_t); + gen_store_gpr(t0, rt); + break; + case 1: + /* NM_SHRA_R_QB */ + gen_helper_shra_r_qb(t0, t0, rs_t); + gen_store_gpr(t0, rt); + break; + } + break; + case NM_SHRL_PH: + check_dspr2(ctx); + tcg_gen_movi_tl(t0, rd >> 1); + gen_helper_shrl_ph(t0, t0, rs_t); + gen_store_gpr(t0, rt); + break; + case NM_REPL_QB: + check_dsp(ctx); + { + int16_t imm; + target_long result; + imm = extract32(ctx->opcode, 13, 8); + result = (uint32_t)imm << 24 | + (uint32_t)imm << 16 | + (uint32_t)imm << 8 | + (uint32_t)imm; + result = (int32_t)result; + tcg_gen_movi_tl(t0, result); + gen_store_gpr(t0, rt); + } + break; + default: + generate_exception_end(ctx, EXCP_RI); + break; + } + tcg_temp_free(t0); + tcg_temp_free(rs_t); +} + static void gen_pool32axf_nanomips_insn(CPUMIPSState *env, DisasContext *ctx) { @@ -18006,6 +18060,10 @@ static void gen_pool32axf_nanomips_insn(CPUMIPSState *env, DisasContext *ctx) } break; case NM_POOL32AXF_7: + { + int32_t op1 = extract32(ctx->opcode, 9, 3); + gen_pool32axf_7_nanomips_insn(ctx, op1, rt, rs, rd); + } break; default: generate_exception_end(ctx, EXCP_RI);