From patchwork Sat Sep 18 18:45:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 514256 Delivered-To: patch@linaro.org Received: by 2002:a02:c816:0:0:0:0:0 with SMTP id p22csp686707jao; Sat, 18 Sep 2021 12:25:34 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwi+WRhpGKVvWkDngF+h2H0WVZN1QSNseE6bMoWDDEG1fjq8YROJJC1SQENCA9mAswHNhiJ X-Received: by 2002:a05:620a:228c:: with SMTP id o12mr16319301qkh.367.1631993134737; Sat, 18 Sep 2021 12:25:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1631993134; cv=none; d=google.com; s=arc-20160816; b=iuXRtiw0GHWY1ckreedCDjvvOWg0+V0XeO/x7BqxfbPcQZx+EBSSK9/zk0OLf3lyjP xos63vaFJFYm77xgNxpgGW6pK0hAmEusUQpbwX4evrUk1672XaXFPy7OdIrkSM0YTIXR Cu5zI1NGWfMzrpIScGTnT0n6cdFE+TqziVuyO/eRZSzVMyRnnGN5mt78SBet4UmiY+A7 J8XZWX62T8GDmeSnijcESpFiyrJp8bokikO7mP+SxX9YjoQ/2DW7dzH0+kMQ/Nq8AQLZ sMv2QC64zic09kqDWmn2Mdd3Wma122/ZlMBXdEzm/vSckt/MZBsNoZcqehXIvR0EmWqp LYoQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:cc:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:to:from :dkim-signature; bh=mkkzYJUY8Ap6SXnhYvTgrVEh2l0oObcUDiO/BLDBzw0=; b=nnh/2ZThXO3IvTnVkz20buGEJxqFlxaAhqU0nGXZ2fuSG42Bc0aXap8XVj8ne/dLBr JpIMrb6ZoqkCToI+zNu7XlSAxfSRXzSVE/IZ3cD1vKp9GWkHleDFCVMzpAiwWEafZ8eI X1AMPj3IFxrbWrMUlZAnaTp9bNv8yey69yJ+P48Rox8HI3rhx7liDN51Wm/EGbpSy4RN Bj/PmZQq0C5+taz3J4PvLZyk71GFXRFLHn4CjJHyIVmPXJu4XXx+ClrQNsWs2OLDyZ9t EDGQtcxzHJ11aECG8a4J04r1gc5ShFgz0wdNgIlkllPR/nsujl0mcpT991l4o+wLukT4 1ZBg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=nlbammJF; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id h1si5901706qvx.123.2021.09.18.12.25.34 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sat, 18 Sep 2021 12:25:34 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=nlbammJF; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1]:48382 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mRfxs-0003KM-Ky for patch@linaro.org; Sat, 18 Sep 2021 15:25:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54660) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mRfLo-0005O4-F2 for qemu-devel@nongnu.org; Sat, 18 Sep 2021 14:46:16 -0400 Received: from mail-pl1-x629.google.com ([2607:f8b0:4864:20::629]:34415) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mRfLg-0006zV-Jr for qemu-devel@nongnu.org; Sat, 18 Sep 2021 14:46:12 -0400 Received: by mail-pl1-x629.google.com with SMTP id o8so8402702pll.1 for ; Sat, 18 Sep 2021 11:46:01 -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=mkkzYJUY8Ap6SXnhYvTgrVEh2l0oObcUDiO/BLDBzw0=; b=nlbammJFqlm9eVNMRbYzb5TJ20C9Zx4h/Jpcs4TWAs/rEUoqAPkVPH0F/ib/M0Rd1e MGIhFOqew9kS0LlIHY2gGl0THVmmdhdDRRsGLDizpQ1IN3/WVLILQnoTzzoZxJi8KzIM Gt7X0Pud1H7KyYpG4wJrf61PQBDSEsII4nhNcNGX21LEGSHrVJE/8FQ3hlZMUKQyZm9M h5PrzN71jqgNwyntA289XMIWu9BLkDP3lTDEasEhf4PEvdFKn2oe8Mk3pzptF+x1LcEN yjZPgTWphxgyAotJ8v6/ZpIw8CHMgDU8MawJTblHNHlVlGqGIxU+4HmnfzQRxr98r/Dj ftrQ== 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=mkkzYJUY8Ap6SXnhYvTgrVEh2l0oObcUDiO/BLDBzw0=; b=BFssp2a40WqZwBvJYUqOvumFDE5FJB4kr7xQugKOr3r2QR9NVRO6tFCwY4jgBEt5sp 5Fo7+K3W2wTl2Jw4Ygbdh0C9k/YlbAoVNAHRyKwxLEK5fVHbC/iVoEFSW2RlYxpKoOra TvcikcD/pjtfKKge8zNxUv7rXV2TpKfTPfaMxW7jtWOTGlMXZj7jCraJGqLhQ9vwEMts CbRwbWicq1kBgh9GzbyctZGIRaeW8Caa787Lqg3UMpqKDNbncHH5FoiZ+tUElT6rrO0P LiAiTMICU2DCDVOKyM4b71TBv5NRn+Aca+jNxh1T0MCr/27u9g32t11s/REZd3CXCrCi adWQ== X-Gm-Message-State: AOAM530E7m370Lj0b/AWHhn8s3RplVHvXajHBBXqTmM2Ru/enNUIqAJN N7PCp3Nk1NGb1s+dkPrakF+Nl2V94n4w9Q== X-Received: by 2002:a17:90a:e2cb:: with SMTP id fr11mr20336548pjb.1.1631990761058; Sat, 18 Sep 2021 11:46:01 -0700 (PDT) Received: from localhost.localdomain ([71.212.134.125]) by smtp.gmail.com with ESMTPSA id y26sm9555858pfe.69.2021.09.18.11.46.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Sep 2021 11:46:00 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 39/41] target/sparc: Make sparc_cpu_tlb_fill sysemu only Date: Sat, 18 Sep 2021 11:45:25 -0700 Message-Id: <20210918184527.408540-40-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 Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x629.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+patch=linaro.org@nongnu.org Sender: "Qemu-devel" The fallback code in raise_sigsegv is sufficient for sparc. This makes all of the code in mmu_helper.c sysemu only, so remove the ifdefs and move the file to sparc_softmmu_ss. Remove the code from cpu_loop that handled TT_DFAULT and TT_TFAULT. Signed-off-by: Richard Henderson --- linux-user/sparc/cpu_loop.c | 25 ------------------------- target/sparc/cpu.c | 2 +- target/sparc/mmu_helper.c | 25 ------------------------- target/sparc/meson.build | 2 +- 4 files changed, 2 insertions(+), 52 deletions(-) -- 2.25.1 diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c index 02532f198d..f5e0de7eaf 100644 --- a/linux-user/sparc/cpu_loop.c +++ b/linux-user/sparc/cpu_loop.c @@ -217,17 +217,6 @@ void cpu_loop (CPUSPARCState *env) case TT_WIN_UNF: /* window underflow */ restore_window(env); break; - case TT_TFAULT: - case TT_DFAULT: - { - info.si_signo = TARGET_SIGSEGV; - info.si_errno = 0; - /* XXX: check env->error_code */ - info.si_code = TARGET_SEGV_MAPERR; - info._sifields._sigfault._addr = env->mmuregs[4]; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - } - break; #else case TT_SPILL: /* window overflow */ save_window(env); @@ -235,20 +224,6 @@ void cpu_loop (CPUSPARCState *env) case TT_FILL: /* window underflow */ restore_window(env); break; - case TT_TFAULT: - case TT_DFAULT: - { - info.si_signo = TARGET_SIGSEGV; - info.si_errno = 0; - /* XXX: check env->error_code */ - info.si_code = TARGET_SEGV_MAPERR; - if (trapnr == TT_DFAULT) - info._sifields._sigfault._addr = env->dmmu.mmuregs[4]; - else - info._sifields._sigfault._addr = cpu_tsptr(env)->tpc; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - } - break; #ifndef TARGET_ABI32 case 0x16e: flush_windows(env); diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c index 4a63ed1264..c068ef98e3 100644 --- a/target/sparc/cpu.c +++ b/target/sparc/cpu.c @@ -866,10 +866,10 @@ static const struct SysemuCPUOps sparc_sysemu_ops = { static const struct TCGCPUOps sparc_tcg_ops = { .initialize = sparc_tcg_init, .synchronize_from_tb = sparc_cpu_synchronize_from_tb, - .tlb_fill = sparc_cpu_tlb_fill, #ifndef CONFIG_USER_ONLY .has_work = sparc_cpu_has_work, + .tlb_fill = sparc_cpu_tlb_fill, .cpu_exec_interrupt = sparc_cpu_exec_interrupt, .do_interrupt = sparc_cpu_do_interrupt, .do_transaction_failed = sparc_cpu_do_transaction_failed, diff --git a/target/sparc/mmu_helper.c b/target/sparc/mmu_helper.c index a44473a1c7..2ad47391d0 100644 --- a/target/sparc/mmu_helper.c +++ b/target/sparc/mmu_helper.c @@ -25,30 +25,6 @@ /* Sparc MMU emulation */ -#if defined(CONFIG_USER_ONLY) - -bool sparc_cpu_tlb_fill(CPUState *cs, vaddr address, int size, - MMUAccessType access_type, int mmu_idx, - bool probe, uintptr_t retaddr) -{ - SPARCCPU *cpu = SPARC_CPU(cs); - CPUSPARCState *env = &cpu->env; - - if (access_type == MMU_INST_FETCH) { - cs->exception_index = TT_TFAULT; - } else { - cs->exception_index = TT_DFAULT; -#ifdef TARGET_SPARC64 - env->dmmu.mmuregs[4] = address; -#else - env->mmuregs[4] = address; -#endif - } - cpu_loop_exit_restore(cs, retaddr); -} - -#else - #ifndef TARGET_SPARC64 /* * Sparc V8 Reference MMU (SRMMU) @@ -926,4 +902,3 @@ hwaddr sparc_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) } return phys_addr; } -#endif diff --git a/target/sparc/meson.build b/target/sparc/meson.build index a3638b9503..a801802ee2 100644 --- a/target/sparc/meson.build +++ b/target/sparc/meson.build @@ -6,7 +6,6 @@ sparc_ss.add(files( 'gdbstub.c', 'helper.c', 'ldst_helper.c', - 'mmu_helper.c', 'translate.c', 'win_helper.c', )) @@ -16,6 +15,7 @@ sparc_ss.add(when: 'TARGET_SPARC64', if_true: files('int64_helper.c', 'vis_helpe sparc_softmmu_ss = ss.source_set() sparc_softmmu_ss.add(files( 'machine.c', + 'mmu_helper.c', 'monitor.c', ))