From mboxrd@z Thu Jan 1 00:00:00 1970 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 7838FC433FE for ; Sat, 18 Sep 2021 19:04:32 +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 3B123610A6 for ; Sat, 18 Sep 2021 19:04:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 3B123610A6 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:54850 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mRfdX-0003CE-DZ for qemu-devel@archiver.kernel.org; Sat, 18 Sep 2021 15:04:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54610) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mRfLm-0005IP-7F for qemu-devel@nongnu.org; Sat, 18 Sep 2021 14:46:10 -0400 Received: from mail-pg1-x533.google.com ([2607:f8b0:4864:20::533]:35507) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mRfLb-0006xA-3o for qemu-devel@nongnu.org; Sat, 18 Sep 2021 14:46:09 -0400 Received: by mail-pg1-x533.google.com with SMTP id e7so13099560pgk.2 for ; Sat, 18 Sep 2021 11:45:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=yZsRnAbPNXmk9r6jQwi13vxXn5d80YjT3gRS7kzZYQg=; b=WmdVLLhxYmNfMaOGZHrEbsyNamF2DTSk/3y7jEKEvkeBqNWTBChMbaEnxeL/LG31Q4 kzSNkf0u2De/SXZovJwB3v9pRE1xPhRxIIpL3G3g3KGX+vXDd/OfzOqtR3BgR4NgqGEz OoJavbt3MbN+Pe+WCbpmxPs8s+U7VI2JIPLoFQf3Z/PISohBNJ+XD+ipVYK7MheaERit SMFGnUsKCnMx+1Fyq7VH/jjHGCAnSjLM9hDzbirgNi5nANlsXz2q01PplWmHwZF0s6+p q3Us/53glIJAnMXrDxd6twD7rBR9lVUlP7tjlEwQSEj/Br/hlsx6Tz7KIJ+LjNEMbvlq bl4g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=yZsRnAbPNXmk9r6jQwi13vxXn5d80YjT3gRS7kzZYQg=; b=zdVlJ8k/TKMoJUFn4jcZ7jT9tPyeV59C82k47VkDcqnu76CQZlnXIUoS6Z0F0gguGG N3rc9Htc2lFp3g9uaOL571BvqlVmqyKiahdLpJyMx3tjZ+JzQvmy8XH6gUxxNKkqnmYQ CFrCfVjBWCav1wWwvOOL43aiQEpKEBkw6GAtDzWRMos6382BihRLIf6a0OkW2wBr83cX JbgtEcS+7YLLDJIaJqcPHjwIoH6/UfYq0rK+xvvZSKBE9MVpVFrNBkIJ3L5IMrmfxlnj t5Vg9hqgp8r3IL2LP03+HaWRdryV1xKkQ6ExSxZPdvpqVdkzFXnP/13t/nxHTYaw8H61 UhQg== X-Gm-Message-State: AOAM531SIcFFki/EpXecStC4vUhAEOoCelwac0tkRKnP+D2QQorqxR/Q +9FYR6sBxWqgBLFgH0rOX9OhR4AaXMFZ4w== X-Google-Smtp-Source: ABdhPJyP63/PlolCk+wq/h13pIiqOmflNiENF5AnIHF5JvInlwxTu7OCAF3XXunVHnXgBHorf4acxQ== X-Received: by 2002:a62:1683:0:b0:3f3:814f:4367 with SMTP id 125-20020a621683000000b003f3814f4367mr17481629pfw.68.1631990757698; Sat, 18 Sep 2021 11:45:57 -0700 (PDT) Received: from localhost.localdomain ([71.212.134.125]) by smtp.gmail.com with ESMTPSA id y26sm9555858pfe.69.2021.09.18.11.45.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Sep 2021 11:45:57 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 35/41] target/riscv: Make riscv_cpu_tlb_fill sysemu only Date: Sat, 18 Sep 2021 11:45:21 -0700 Message-Id: <20210918184527.408540-36-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210918184527.408540-1-richard.henderson@linaro.org> References: <20210918184527.408540-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::533; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x533.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: laurent@vivier.eu Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The fallback code in raise_sigsegv is sufficient for riscv. Remove the code from cpu_loop that raised SIGSEGV. Signed-off-by: Richard Henderson --- linux-user/riscv/cpu_loop.c | 7 ------- target/riscv/cpu.c | 2 +- target/riscv/cpu_helper.c | 21 +-------------------- 3 files changed, 2 insertions(+), 28 deletions(-) diff --git a/linux-user/riscv/cpu_loop.c b/linux-user/riscv/cpu_loop.c index 74a9628dc9..49fa2209a7 100644 --- a/linux-user/riscv/cpu_loop.c +++ b/linux-user/riscv/cpu_loop.c @@ -85,13 +85,6 @@ void cpu_loop(CPURISCVState *env) sigcode = TARGET_TRAP_BRKPT; sigaddr = env->pc; break; - case RISCV_EXCP_INST_PAGE_FAULT: - case RISCV_EXCP_LOAD_PAGE_FAULT: - case RISCV_EXCP_STORE_PAGE_FAULT: - signum = TARGET_SIGSEGV; - sigcode = TARGET_SEGV_MAPERR; - sigaddr = env->badaddr; - break; case RISCV_EXCP_SEMIHOST: env->gpr[xA0] = do_common_semihosting(cs); env->pc += 4; diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index abb555a8bd..830e5b568f 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -642,10 +642,10 @@ static const struct SysemuCPUOps riscv_sysemu_ops = { static const struct TCGCPUOps riscv_tcg_ops = { .initialize = riscv_translate_init, .synchronize_from_tb = riscv_cpu_synchronize_from_tb, - .tlb_fill = riscv_cpu_tlb_fill, #ifndef CONFIG_USER_ONLY .has_work = riscv_cpu_has_work, + .tlb_fill = riscv_cpu_tlb_fill, .cpu_exec_interrupt = riscv_cpu_exec_interrupt, .do_interrupt = riscv_cpu_do_interrupt, .do_transaction_failed = riscv_cpu_do_transaction_failed, diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 701858d670..2260f95c79 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -747,7 +747,6 @@ void riscv_cpu_do_unaligned_access(CPUState *cs, vaddr addr, riscv_cpu_two_stage_lookup(mmu_idx); riscv_raise_exception(env, cs->exception_index, retaddr); } -#endif /* !CONFIG_USER_ONLY */ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size, MMUAccessType access_type, int mmu_idx, @@ -755,7 +754,6 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size, { RISCVCPU *cpu = RISCV_CPU(cs); CPURISCVState *env = &cpu->env; -#ifndef CONFIG_USER_ONLY vaddr im_address; hwaddr pa = 0; int prot, prot2, prot_pmp; @@ -887,25 +885,8 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size, } return true; - -#else - switch (access_type) { - case MMU_INST_FETCH: - cs->exception_index = RISCV_EXCP_INST_PAGE_FAULT; - break; - case MMU_DATA_LOAD: - cs->exception_index = RISCV_EXCP_LOAD_PAGE_FAULT; - break; - case MMU_DATA_STORE: - cs->exception_index = RISCV_EXCP_STORE_PAGE_FAULT; - break; - default: - g_assert_not_reached(); - } - env->badaddr = address; - cpu_loop_exit_restore(cs, retaddr); -#endif } +#endif /* !CONFIG_USER_ONLY */ /* * Handle Traps -- 2.25.1