From nobody Wed Nov 5 05:24:43 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 153297002359025.132215106442573; Mon, 30 Jul 2018 10:00:23 -0700 (PDT) Received: from localhost ([::1]:53776 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fkBPV-0007yw-8M for importer@patchew.org; Mon, 30 Jul 2018 12:52:41 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36627) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fkAvk-00070O-04 for qemu-devel@nongnu.org; Mon, 30 Jul 2018 12:21:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fkAvh-0007Tj-8U for qemu-devel@nongnu.org; Mon, 30 Jul 2018 12:21:56 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:60500 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 1fkAvg-0007TJ-Sl for qemu-devel@nongnu.org; Mon, 30 Jul 2018 12:21:53 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id AF3281A1F9E; Mon, 30 Jul 2018 18:21:51 +0200 (CEST) Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 903341A1E6F; Mon, 30 Jul 2018 18:21:51 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Mon, 30 Jul 2018 18:12:04 +0200 Message-Id: <1532967169-22265-32-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1532967169-22265-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1532967169-22265-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH v5 31/76] target/mips: Add emulation of misc nanoMIPS instructions (pool32axf) 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: pburton@wavecomp.com, smarkovic@wavecomp.com, riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, philippe.mathieu.daude@gmail.com, amarkovic@wavecomp.com, pjovanovic@wavecomp.com, aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Yongbok Kim Add emulation of misc nanoMIPS instructions situated in pool32axf. Signed-off-by: Yongbok Kim Signed-off-by: Aleksandar Markovic Signed-off-by: Stefan Markovic Reviewed-by: Aleksandar Markovic Reviewed-by: Richard Henderson --- target/mips/translate.c | 95 +++++++++++++++++++++++++++++++++++++++++++++= ++++ 1 file changed, 95 insertions(+) diff --git a/target/mips/translate.c b/target/mips/translate.c index 6cd8356..875daf3 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -16775,6 +16775,93 @@ static void gen_pool32a0_nanomips_insn(DisasContex= t *ctx) } } =20 +static void gen_pool32axf_nanomips_insn(CPUMIPSState *env, DisasContext *c= tx) +{ + int rt =3D extract32(ctx->opcode, 21, 5); + int rs =3D extract32(ctx->opcode, 16, 5); + + switch (extract32(ctx->opcode, 6, 3)) { + case NM_POOL32AXF_4: + case NM_POOL32AXF_5: + switch (extract32(ctx->opcode, 9, 7)) { + case NM_CLO: + gen_cl(ctx, OPC_CLO, rt, rs); + break; + case NM_CLZ: + gen_cl(ctx, OPC_CLZ, rt, rs); + break; +#ifndef CONFIG_USER_ONLY + case NM_TLBP: + gen_cp0(env, ctx, OPC_TLBP, 0, 0); + break; + case NM_TLBR: + gen_cp0(env, ctx, OPC_TLBR, 0, 0); + break; + case NM_TLBWI: + gen_cp0(env, ctx, OPC_TLBWI, 0, 0); + break; + case NM_TLBWR: + gen_cp0(env, ctx, OPC_TLBWR, 0, 0); + break; + case NM_TLBINV: + gen_cp0(env, ctx, OPC_TLBINV, 0, 0); + break; + case NM_TLBINVF: + gen_cp0(env, ctx, OPC_TLBINVF, 0, 0); + break; + case NM_DI: + check_cp0_enabled(ctx); + { + TCGv t0 =3D tcg_temp_new(); + + save_cpu_state(ctx, 1); + gen_helper_di(t0, cpu_env); + gen_store_gpr(t0, rt); + /* Stop translation as we may have switched the execution mode= */ + ctx->base.is_jmp =3D DISAS_STOP; + tcg_temp_free(t0); + } + break; + case NM_EI: + check_cp0_enabled(ctx); + { + TCGv t0 =3D tcg_temp_new(); + + save_cpu_state(ctx, 1); + gen_helper_ei(t0, cpu_env); + gen_store_gpr(t0, rt); + /* Stop translation as we may have switched the execution mode= */ + ctx->base.is_jmp =3D DISAS_STOP; + tcg_temp_free(t0); + } + break; + case NM_RDPGPR: + gen_load_srsgpr(rs, rt); + break; + case NM_WRPGPR: + gen_store_srsgpr(rs, rt); + break; + case NM_WAIT: + gen_cp0(env, ctx, OPC_WAIT, 0, 0); + break; + case NM_DERET: + gen_cp0(env, ctx, OPC_DERET, 0, 0); + break; + case NM_ERETX: + gen_cp0(env, ctx, OPC_ERET, 0, 0); + break; +#endif + default: + generate_exception_end(ctx, EXCP_RI); + break; + } + break; + default: + generate_exception_end(ctx, EXCP_RI); + break; + } +} + static void gen_pool32f_nanomips_insn(DisasContext *ctx) { int rt, rs, rd; @@ -17143,6 +17230,14 @@ static int decode_nanomips_32_48_opc(CPUMIPSState = *env, DisasContext *ctx) gen_pool32a0_nanomips_insn(ctx); break; case NM_POOL32A7: + switch (extract32(ctx->opcode, 3, 3)) { + case NM_POOL32AXF: + gen_pool32axf_nanomips_insn(env, ctx); + break; + default: + generate_exception_end(ctx, EXCP_RI); + break; + } break; default: generate_exception_end(ctx, EXCP_RI); --=20 2.7.4