From patchwork Mon Dec 14 04:58:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Gibson X-Patchwork-Id: 11971307 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2F96C4361B for ; Mon, 14 Dec 2020 05:13:32 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 60F2C22472 for ; Mon, 14 Dec 2020 05:13:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 60F2C22472 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gibson.dropbear.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:58652 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kogAt-0000Wm-EB for qemu-devel@archiver.kernel.org; Mon, 14 Dec 2020 00:13:31 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:39560) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kofwy-0005wL-6S; Sun, 13 Dec 2020 23:59:08 -0500 Received: from ozlabs.org ([2401:3900:2:1::2]:48849) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kofwt-0004td-6g; Sun, 13 Dec 2020 23:59:06 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 4CvTft6GSrz9sWp; Mon, 14 Dec 2020 15:58:14 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1607921894; bh=fi1OCAmD51L422wOA0Op4lrQhSY509yAY53QJkTV0ck=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Tnawjds1Gc3iCP3Hd2T9HUuEhjrSfg0pZBdm+9AaefjFNzi3hQHJh4J6Tyw3ZsSZj fJCCAvqrRD1k4/cN1M06yLd5nJqOAOmJaVWy3ag/g8hIpY9AUuJBiT87AFKjwZDDKs /DQ1nkcepwuzqH7hXxSnYB8d6hFh4fezdLfFIOtQ= From: David Gibson To: peter.maydell@linaro.org Subject: [PULL 26/30] target/ppc: Introduce an mmu_is_64bit() helper Date: Mon, 14 Dec 2020 15:58:03 +1100 Message-Id: <20201214045807.41003-27-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201214045807.41003-1-david@gibson.dropbear.id.au> References: <20201214045807.41003-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Received-SPF: pass client-ip=2401:3900:2:1::2; envelope-from=dgibson@ozlabs.org; helo=ozlabs.org X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Gibson , qemu-ppc@nongnu.org, qemu-devel@nongnu.org, groug@kaod.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Greg Kurz Callers don't really need to know how 64-bit MMU model enums are computed. Hide this in a helper. Signed-off-by: Greg Kurz Message-Id: <20201209173536.1437351-3-groug@kaod.org> Signed-off-by: David Gibson --- target/ppc/cpu-qom.h | 5 +++++ target/ppc/excp_helper.c | 4 ++-- target/ppc/machine.c | 4 ++-- target/ppc/mmu-hash64.c | 2 +- target/ppc/mmu_helper.c | 10 +++++----- target/ppc/translate.c | 2 +- target/ppc/translate_init.c.inc | 2 +- 7 files changed, 17 insertions(+), 12 deletions(-) diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h index 5fdb96f04d..63b9e8632c 100644 --- a/target/ppc/cpu-qom.h +++ b/target/ppc/cpu-qom.h @@ -74,6 +74,11 @@ enum powerpc_mmu_t { POWERPC_MMU_3_00 = POWERPC_MMU_64 | 0x00000005, }; +static inline bool mmu_is_64bit(powerpc_mmu_t mmu_model) +{ + return mmu_model & POWERPC_MMU_64; +} + /*****************************************************************************/ /* Exception model */ typedef enum powerpc_excp_t powerpc_excp_t; diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 74f987080f..85de7e6c90 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -266,7 +266,7 @@ static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp) */ if (excp == POWERPC_EXCP_HV_EMU #if defined(TARGET_PPC64) - && !((env->mmu_model & POWERPC_MMU_64) && (env->msr_mask & MSR_HVB)) + && !(mmu_is_64bit(env->mmu_model) && (env->msr_mask & MSR_HVB)) #endif /* defined(TARGET_PPC64) */ ) { @@ -824,7 +824,7 @@ static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp) vector = (uint32_t)vector; } } else { - if (!msr_isf && !(env->mmu_model & POWERPC_MMU_64)) { + if (!msr_isf && !mmu_is_64bit(env->mmu_model)) { vector = (uint32_t)vector; } else { new_msr |= (target_ulong)1 << MSR_SF; diff --git a/target/ppc/machine.c b/target/ppc/machine.c index c38e7b1268..d9d911b9b1 100644 --- a/target/ppc/machine.c +++ b/target/ppc/machine.c @@ -550,7 +550,7 @@ static bool sr_needed(void *opaque) #ifdef TARGET_PPC64 PowerPCCPU *cpu = opaque; - return !(cpu->env.mmu_model & POWERPC_MMU_64); + return !mmu_is_64bit(cpu->env.mmu_model); #else return true; #endif @@ -606,7 +606,7 @@ static bool slb_needed(void *opaque) PowerPCCPU *cpu = opaque; /* We don't support any of the old segment table based 64-bit CPUs */ - return cpu->env.mmu_model & POWERPC_MMU_64; + return mmu_is_64bit(cpu->env.mmu_model); } static int slb_post_load(void *opaque, int version_id) diff --git a/target/ppc/mmu-hash64.c b/target/ppc/mmu-hash64.c index 1b1248fc90..0fabc10302 100644 --- a/target/ppc/mmu-hash64.c +++ b/target/ppc/mmu-hash64.c @@ -1140,7 +1140,7 @@ void ppc_hash64_init(PowerPCCPU *cpu) PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); if (!pcc->hash64_opts) { - assert(!(env->mmu_model & POWERPC_MMU_64)); + assert(!mmu_is_64bit(env->mmu_model)); return; } diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c index 9f22b66ea9..ca88658cba 100644 --- a/target/ppc/mmu_helper.c +++ b/target/ppc/mmu_helper.c @@ -2002,7 +2002,7 @@ void helper_store_601_batl(CPUPPCState *env, uint32_t nr, target_ulong value) void ppc_tlb_invalidate_all(CPUPPCState *env) { #if defined(TARGET_PPC64) - if (env->mmu_model & POWERPC_MMU_64) { + if (mmu_is_64bit(env->mmu_model)) { env->tlb_need_flush = 0; tlb_flush(env_cpu(env)); } else @@ -2046,7 +2046,7 @@ void ppc_tlb_invalidate_one(CPUPPCState *env, target_ulong addr) #if !defined(FLUSH_ALL_TLBS) addr &= TARGET_PAGE_MASK; #if defined(TARGET_PPC64) - if (env->mmu_model & POWERPC_MMU_64) { + if (mmu_is_64bit(env->mmu_model)) { /* tlbie invalidate TLBs for all segments */ /* * XXX: given the fact that there are too many segments to invalidate, @@ -2091,7 +2091,7 @@ void ppc_store_sdr1(CPUPPCState *env, target_ulong value) qemu_log_mask(CPU_LOG_MMU, "%s: " TARGET_FMT_lx "\n", __func__, value); assert(!cpu->vhyp); #if defined(TARGET_PPC64) - if (env->mmu_model & POWERPC_MMU_64) { + if (mmu_is_64bit(env->mmu_model)) { target_ulong sdr_mask = SDR_64_HTABORG | SDR_64_HTABSIZE; target_ulong htabsize = value & SDR_64_HTABSIZE; @@ -2144,7 +2144,7 @@ void ppc_store_ptcr(CPUPPCState *env, target_ulong value) target_ulong helper_load_sr(CPUPPCState *env, target_ulong sr_num) { #if defined(TARGET_PPC64) - if (env->mmu_model & POWERPC_MMU_64) { + if (mmu_is_64bit(env->mmu_model)) { /* XXX */ return 0; } @@ -2158,7 +2158,7 @@ void helper_store_sr(CPUPPCState *env, target_ulong srnum, target_ulong value) "%s: reg=%d " TARGET_FMT_lx " " TARGET_FMT_lx "\n", __func__, (int)srnum, value, env->sr[srnum]); #if defined(TARGET_PPC64) - if (env->mmu_model & POWERPC_MMU_64) { + if (mmu_is_64bit(env->mmu_model)) { PowerPCCPU *cpu = env_archcpu(env); uint64_t esid, vsid; diff --git a/target/ppc/translate.c b/target/ppc/translate.c index e68dd65ad3..0984ce637b 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -7892,7 +7892,7 @@ static void ppc_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->insns_flags = env->insns_flags; ctx->insns_flags2 = env->insns_flags2; ctx->access_type = -1; - ctx->need_access_type = !(env->mmu_model & POWERPC_MMU_64); + ctx->need_access_type = !mmu_is_64bit(env->mmu_model); ctx->le_mode = !!(env->hflags & (1 << MSR_LE)); ctx->default_tcg_memop_mask = ctx->le_mode ? MO_LE : MO_BE; ctx->flags = env->flags; diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc index e4082cfde7..a4d0038828 100644 --- a/target/ppc/translate_init.c.inc +++ b/target/ppc/translate_init.c.inc @@ -10671,7 +10671,7 @@ static void ppc_cpu_reset(DeviceState *dev) #endif #if defined(TARGET_PPC64) - if (env->mmu_model & POWERPC_MMU_64) { + if (mmu_is_64bit(env->mmu_model)) { msr |= (1ULL << MSR_SF); } #endif