From patchwork Fri Jan 19 14:40:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton Johansson X-Patchwork-Id: 13523877 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 4CB83C4725D for ; Fri, 19 Jan 2024 14:46:25 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rQq31-0005uY-Iv; Fri, 19 Jan 2024 09:40:43 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rQq2q-0005q4-SZ for qemu-devel@nongnu.org; Fri, 19 Jan 2024 09:40:35 -0500 Received: from rev.ng ([5.9.113.41]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rQq2i-0003sd-T4 for qemu-devel@nongnu.org; Fri, 19 Jan 2024 09:40:32 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=rev.ng; s=dkim; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=RJp3FDw6CrSCzKk75aUjlDvdhLiCJ8PHaUBmcDm9HLw=; b=WLkoLfZAgtmqctR5iZtWLTMUde jbOOfVaqcf0VJgQgbUCqMGWoHiL8e7bqwUyzpuEgPMXqAiPePT03Hq3pekaenn9Epunp/1bCQekoQ M7vuBp2mFEOY5lNULsOBWwPwt90QOzbOGFo41mNkCbCtVVD86bme9xEhPVxGyFmw+ikQ=; To: qemu-devel@nongnu.org Cc: ale@rev.ng, richard.henderson@linaro.org, philmd@linaro.org Subject: [RFC PATCH 12/34] target: Uninline cpu_mmu_index() Date: Fri, 19 Jan 2024 15:40:02 +0100 Message-ID: <20240119144024.14289-13-anjo@rev.ng> In-Reply-To: <20240119144024.14289-1-anjo@rev.ng> References: <20240119144024.14289-1-anjo@rev.ng> MIME-Version: 1.0 Received-SPF: pass client-ip=5.9.113.41; envelope-from=anjo@rev.ng; helo=rev.ng 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, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Anton Johansson X-Patchwork-Original-From: Anton Johansson via From: Anton Johansson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Uninlines the target-defined cpu_mmu_index() function by moving its definition to target/*/cpu.c. This allows for compiling memory access functions in accel/tcg/cputlb.c without having to know target specifics. Signed-off-by: Anton Johansson Reviewed-by: Richard Henderson --- include/exec/cpu-common.h | 10 ++++++++++ target/alpha/cpu.h | 9 --------- target/arm/cpu.h | 13 ------------- target/avr/cpu.h | 6 ------ target/cris/cpu.h | 4 ---- target/hexagon/cpu.h | 9 --------- target/hppa/cpu.h | 12 ------------ target/i386/cpu.h | 7 ------- target/loongarch/cpu.h | 12 ------------ target/m68k/cpu.h | 4 ---- target/microblaze/cpu.h | 15 --------------- target/mips/cpu.h | 14 +------------- target/nios2/cpu.h | 6 ------ target/openrisc/cpu.h | 12 ------------ target/ppc/cpu.h | 8 -------- target/riscv/cpu.h | 2 -- target/rx/cpu.h | 5 ----- target/s390x/cpu.h | 31 ------------------------------- target/sh4/cpu.h | 10 ---------- target/sparc/cpu.h | 28 ---------------------------- target/tricore/cpu.h | 5 ----- target/xtensa/cpu.h | 5 ----- target/alpha/cpu.c | 8 ++++++++ target/arm/cpu.c | 5 +++++ target/avr/cpu.c | 5 +++++ target/cris/cpu.c | 4 ++++ target/hexagon/cpu.c | 9 +++++++++ target/hppa/cpu.c | 12 ++++++++++++ target/i386/cpu.c | 7 +++++++ target/loongarch/cpu.c | 12 ++++++++++++ target/m68k/cpu.c | 5 +++++ target/microblaze/cpu.c | 16 ++++++++++++++++ target/mips/cpu.c | 14 ++++++++++++++ target/nios2/cpu.c | 6 ++++++ target/openrisc/cpu.c | 12 ++++++++++++ target/ppc/cpu.c | 9 +++++++++ target/riscv/cpu_helper.c | 2 +- target/rx/cpu.c | 5 +++++ target/s390x/cpu.c | 31 +++++++++++++++++++++++++++++++ target/sh4/cpu.c | 13 +++++++++++++ target/sparc/cpu.c | 28 ++++++++++++++++++++++++++++ target/tricore/cpu.c | 5 +++++ target/xtensa/cpu.c | 4 ++++ 43 files changed, 222 insertions(+), 217 deletions(-) diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 2eb6589764..12952c481c 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -60,6 +60,16 @@ void cpu_list_lock(void); void cpu_list_unlock(void); unsigned int cpu_list_generation_id_get(void); +/** + * cpu_mmu_index: + * @env: The cpu environment + * @ifetch: True for code access, false for data access. + * + * Return the core mmu index for the current translation regime. + * This function is used by generic TCG code paths. + */ +int cpu_mmu_index(CPUArchState *env, bool ifetch); + void tcg_flush_softmmu_tlb(CPUState *cs); void tcg_flush_jmp_cache(CPUState *cs); diff --git a/target/alpha/cpu.h b/target/alpha/cpu.h index e2a467ec17..e93186d50e 100644 --- a/target/alpha/cpu.h +++ b/target/alpha/cpu.h @@ -380,15 +380,6 @@ enum { #define TB_FLAG_UNALIGN (1u << 1) -static inline int cpu_mmu_index(CPUAlphaState *env, bool ifetch) -{ - int ret = env->flags & ENV_FLAG_PS_USER ? MMU_USER_IDX : MMU_KERNEL_IDX; - if (env->flags & ENV_FLAG_PAL_MODE) { - ret = MMU_KERNEL_IDX; - } - return ret; -} - enum { IR_V0 = 0, IR_T0 = 1, diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 51963b6545..3dfca8f3ae 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -3167,19 +3167,6 @@ FIELD(TBFLAG_A64, NAA, 30, 1) #define EX_TBFLAG_M32(IN, WHICH) FIELD_EX32(IN.flags2, TBFLAG_M32, WHICH) #define EX_TBFLAG_AM32(IN, WHICH) FIELD_EX32(IN.flags2, TBFLAG_AM32, WHICH) -/** - * cpu_mmu_index: - * @env: The cpu environment - * @ifetch: True for code access, false for data access. - * - * Return the core mmu index for the current translation regime. - * This function is used by generic TCG code paths. - */ -static inline int cpu_mmu_index(CPUARMState *env, bool ifetch) -{ - return EX_TBFLAG_ANY(env->hflags, MMUIDX); -} - /** * sve_vq * @env: the cpu context diff --git a/target/avr/cpu.h b/target/avr/cpu.h index 4ce22d8e4f..581ba54aae 100644 --- a/target/avr/cpu.h +++ b/target/avr/cpu.h @@ -172,12 +172,6 @@ static inline void set_avr_feature(CPUAVRState *env, int feature) } #define cpu_list avr_cpu_list -#define cpu_mmu_index avr_cpu_mmu_index - -static inline int avr_cpu_mmu_index(CPUAVRState *env, bool ifetch) -{ - return ifetch ? MMU_CODE_IDX : MMU_DATA_IDX; -} void avr_cpu_tcg_init(void); diff --git a/target/cris/cpu.h b/target/cris/cpu.h index 676b8e93ca..9587a2a229 100644 --- a/target/cris/cpu.h +++ b/target/cris/cpu.h @@ -248,10 +248,6 @@ enum { /* MMU modes definitions */ #define MMU_USER_IDX 1 -static inline int cpu_mmu_index (CPUCRISState *env, bool ifetch) -{ - return !!(env->pregs[PR_CCS] & U_FLAG); -} /* Support function regs. */ #define SFR_RW_GC_CFG 0][0 diff --git a/target/hexagon/cpu.h b/target/hexagon/cpu.h index 10cd1efd57..562b5c7095 100644 --- a/target/hexagon/cpu.h +++ b/target/hexagon/cpu.h @@ -165,15 +165,6 @@ static inline void cpu_get_tb_cpu_state(CPUHexagonState *env, vaddr *pc, *flags = hex_flags; } -static inline int cpu_mmu_index(CPUHexagonState *env, bool ifetch) -{ -#ifdef CONFIG_USER_ONLY - return MMU_USER_IDX; -#else -#error System mode not supported on Hexagon yet -#endif -} - typedef HexagonCPU ArchCPU; void hexagon_translate_init(void); diff --git a/target/hppa/cpu.h b/target/hppa/cpu.h index 7557f884b5..3da91d41d4 100644 --- a/target/hppa/cpu.h +++ b/target/hppa/cpu.h @@ -237,18 +237,6 @@ struct ArchCPU { #include "exec/cpu-all.h" -static inline int cpu_mmu_index(CPUHPPAState *env, bool ifetch) -{ -#ifdef CONFIG_USER_ONLY - return MMU_USER_IDX; -#else - if (env->psw & (ifetch ? PSW_C : PSW_D)) { - return PRIV_TO_MMU_IDX(env->iaoq_f & 3); - } - return MMU_PHYS_IDX; /* mmu disabled */ -#endif -} - void hppa_translate_init(void); #define CPU_RESOLVING_TYPE TYPE_HPPA_CPU diff --git a/target/i386/cpu.h b/target/i386/cpu.h index e1b41c29f0..7de2bad701 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -2259,13 +2259,6 @@ uint64_t cpu_get_tsc(CPUX86State *env); #define MMU_NESTED_IDX 3 #define MMU_PHYS_IDX 4 -static inline int cpu_mmu_index(CPUX86State *env, bool ifetch) -{ - return (env->hflags & HF_CPL_MASK) == 3 ? MMU_USER_IDX : - (!(env->hflags & HF_SMAP_MASK) || (env->eflags & AC_MASK)) - ? MMU_KNOSMAP_IDX : MMU_KSMAP_IDX; -} - static inline int cpu_mmu_index_kernel(CPUX86State *env) { return !(env->hflags & HF_SMAP_MASK) ? MMU_KNOSMAP_IDX : diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h index 3b5ec51928..d85103c28d 100644 --- a/target/loongarch/cpu.h +++ b/target/loongarch/cpu.h @@ -415,18 +415,6 @@ struct LoongArchCPUClass { #define MMU_IDX_USER MMU_PLV_USER #define MMU_IDX_DA 4 -static inline int cpu_mmu_index(CPULoongArchState *env, bool ifetch) -{ -#ifdef CONFIG_USER_ONLY - return MMU_IDX_USER; -#else - if (FIELD_EX64(env->CSR_CRMD, CSR_CRMD, PG)) { - return FIELD_EX64(env->CSR_CRMD, CSR_CRMD, PLV); - } - return MMU_IDX_DA; -#endif -} - static inline bool is_la64(CPULoongArchState *env) { return FIELD_EX32(env->cpucfg[1], CPUCFG1, ARCH) == CPUCFG1_ARCH_LA64; diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h index 20afb0c94d..da13111fd8 100644 --- a/target/m68k/cpu.h +++ b/target/m68k/cpu.h @@ -572,10 +572,6 @@ enum { /* MMU modes definitions */ #define MMU_KERNEL_IDX 0 #define MMU_USER_IDX 1 -static inline int cpu_mmu_index (CPUM68KState *env, bool ifetch) -{ - return (env->sr & SR_S) == 0 ? 1 : 0; -} bool m68k_cpu_tlb_fill(CPUState *cs, vaddr address, int size, MMUAccessType access_type, int mmu_idx, diff --git a/target/microblaze/cpu.h b/target/microblaze/cpu.h index e43c49d4af..8f8b4f55d4 100644 --- a/target/microblaze/cpu.h +++ b/target/microblaze/cpu.h @@ -423,21 +423,6 @@ void mb_cpu_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, MemTxResult response, uintptr_t retaddr); #endif -static inline int cpu_mmu_index(CPUMBState *env, bool ifetch) -{ - MicroBlazeCPU *cpu = env_archcpu(env); - - /* Are we in nommu mode?. */ - if (!(env->msr & MSR_VM) || !cpu->cfg.use_mmu) { - return MMU_NOMMU_IDX; - } - - if (env->msr & MSR_UM) { - return MMU_USER_IDX; - } - return MMU_KERNEL_IDX; -} - #ifndef CONFIG_USER_ONLY extern const VMStateDescription vmstate_mb_cpu; #endif diff --git a/target/mips/cpu.h b/target/mips/cpu.h index 67f8e8b988..49915af09d 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -1233,19 +1233,7 @@ uint32_t cpu_rddsp(uint32_t mask_num, CPUMIPSState *env); */ #define MMU_USER_IDX 2 -static inline int hflags_mmu_index(uint32_t hflags) -{ - if (hflags & MIPS_HFLAG_ERL) { - return 3; /* ERL */ - } else { - return hflags & MIPS_HFLAG_KSU; - } -} - -static inline int cpu_mmu_index(CPUMIPSState *env, bool ifetch) -{ - return hflags_mmu_index(env->hflags); -} +int hflags_mmu_index(uint32_t hflags); #include "exec/cpu-all.h" diff --git a/target/nios2/cpu.h b/target/nios2/cpu.h index 70b6377a4f..c1d4fc6542 100644 --- a/target/nios2/cpu.h +++ b/target/nios2/cpu.h @@ -279,12 +279,6 @@ void do_nios2_semihosting(CPUNios2State *env); #define MMU_SUPERVISOR_IDX 0 #define MMU_USER_IDX 1 -static inline int cpu_mmu_index(CPUNios2State *env, bool ifetch) -{ - return (env->ctrl[CR_STATUS] & CR_STATUS_U) ? MMU_USER_IDX : - MMU_SUPERVISOR_IDX; -} - #ifndef CONFIG_USER_ONLY hwaddr nios2_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr); bool nios2_cpu_tlb_fill(CPUState *cs, vaddr address, int size, diff --git a/target/openrisc/cpu.h b/target/openrisc/cpu.h index 334997e9a1..d57f820743 100644 --- a/target/openrisc/cpu.h +++ b/target/openrisc/cpu.h @@ -376,18 +376,6 @@ static inline void cpu_get_tb_cpu_state(CPUOpenRISCState *env, vaddr *pc, | (env->sr & (SR_SM | SR_DME | SR_IME | SR_OVE)); } -static inline int cpu_mmu_index(CPUOpenRISCState *env, bool ifetch) -{ - int ret = MMU_NOMMU_IDX; /* mmu is disabled */ - - if (env->sr & (ifetch ? SR_IME : SR_DME)) { - /* The mmu is enabled; test supervisor state. */ - ret = env->sr & SR_SM ? MMU_SUPERVISOR_IDX : MMU_USER_IDX; - } - - return ret; -} - static inline uint32_t cpu_get_sr(const CPUOpenRISCState *env) { return (env->sr diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index f5027616fa..faba987dc0 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -1483,14 +1483,6 @@ int ppc_dcr_write(ppc_dcr_t *dcr_env, int dcrn, uint32_t val); /* MMU modes definitions */ #define MMU_USER_IDX 0 -static inline int cpu_mmu_index(CPUPPCState *env, bool ifetch) -{ -#ifdef CONFIG_USER_ONLY - return MMU_USER_IDX; -#else - return (env->hflags >> (ifetch ? HFLAGS_IMMU_IDX : HFLAGS_DMMU_IDX)) & 7; -#endif -} /* Compatibility modes */ #if defined(TARGET_PPC64) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index ef9cf21c0c..9b0590c7d9 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -434,7 +434,6 @@ target_ulong riscv_cpu_get_geilen(CPURISCVState *env); void riscv_cpu_set_geilen(CPURISCVState *env, target_ulong geilen); bool riscv_cpu_vector_enabled(CPURISCVState *env); void riscv_cpu_set_virt_enabled(CPURISCVState *env, bool enable); -int riscv_cpu_mmu_index(CPURISCVState *env, bool ifetch); G_NORETURN void riscv_cpu_do_unaligned_access(CPUState *cs, vaddr addr, MMUAccessType access_type, int mmu_idx, uintptr_t retaddr); @@ -446,7 +445,6 @@ void riscv_cpu_list(void); void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp); #define cpu_list riscv_cpu_list -#define cpu_mmu_index riscv_cpu_mmu_index #ifndef CONFIG_USER_ONLY void riscv_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, diff --git a/target/rx/cpu.h b/target/rx/cpu.h index f66754eb8a..3f5b501acf 100644 --- a/target/rx/cpu.h +++ b/target/rx/cpu.h @@ -151,11 +151,6 @@ static inline void cpu_get_tb_cpu_state(CPURXState *env, vaddr *pc, *flags = FIELD_DP32(*flags, PSW, U, env->psw_u); } -static inline int cpu_mmu_index(CPURXState *env, bool ifetch) -{ - return 0; -} - static inline uint32_t rx_cpu_pack_psw(CPURXState *env) { uint32_t psw = 0; diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index 7bea7075e1..5c646cafaa 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -348,37 +348,6 @@ extern const VMStateDescription vmstate_s390_cpu; #define MMU_HOME_IDX 2 #define MMU_REAL_IDX 3 -static inline int cpu_mmu_index(CPUS390XState *env, bool ifetch) -{ -#ifdef CONFIG_USER_ONLY - return MMU_USER_IDX; -#else - if (!(env->psw.mask & PSW_MASK_DAT)) { - return MMU_REAL_IDX; - } - - if (ifetch) { - if ((env->psw.mask & PSW_MASK_ASC) == PSW_ASC_HOME) { - return MMU_HOME_IDX; - } - return MMU_PRIMARY_IDX; - } - - switch (env->psw.mask & PSW_MASK_ASC) { - case PSW_ASC_PRIMARY: - return MMU_PRIMARY_IDX; - case PSW_ASC_SECONDARY: - return MMU_SECONDARY_IDX; - case PSW_ASC_HOME: - return MMU_HOME_IDX; - case PSW_ASC_ACCREG: - /* Fallthrough: access register mode is not yet supported */ - default: - abort(); - } -#endif -} - static inline void cpu_get_tb_cpu_state(CPUS390XState *env, vaddr *pc, uint64_t *cs_base, uint32_t *flags) { diff --git a/target/sh4/cpu.h b/target/sh4/cpu.h index f75a235973..218ba24333 100644 --- a/target/sh4/cpu.h +++ b/target/sh4/cpu.h @@ -260,16 +260,6 @@ void cpu_load_tlb(CPUSH4State * env); /* MMU modes definitions */ #define MMU_USER_IDX 1 -static inline int cpu_mmu_index (CPUSH4State *env, bool ifetch) -{ - /* The instruction in a RTE delay slot is fetched in privileged - mode, but executed in user mode. */ - if (ifetch && (env->flags & TB_FLAG_DELAY_SLOT_RTE)) { - return 0; - } else { - return (env->sr & (1u << SR_MD)) == 0 ? 1 : 0; - } -} #include "exec/cpu-all.h" diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h index b3a98f1d74..bd24cd578c 100644 --- a/target/sparc/cpu.h +++ b/target/sparc/cpu.h @@ -692,34 +692,6 @@ static inline int cpu_supervisor_mode(CPUSPARCState *env1) } #endif -static inline int cpu_mmu_index(CPUSPARCState *env, bool ifetch) -{ -#if defined(CONFIG_USER_ONLY) - return MMU_USER_IDX; -#elif !defined(TARGET_SPARC64) - if ((env->mmuregs[0] & MMU_E) == 0) { /* MMU disabled */ - return MMU_PHYS_IDX; - } else { - return env->psrs; - } -#else - /* IMMU or DMMU disabled. */ - if (ifetch - ? (env->lsu & IMMU_E) == 0 || (env->pstate & PS_RED) != 0 - : (env->lsu & DMMU_E) == 0) { - return MMU_PHYS_IDX; - } else if (cpu_hypervisor_mode(env)) { - return MMU_PHYS_IDX; - } else if (env->tl > 0) { - return MMU_NUCLEUS_IDX; - } else if (cpu_supervisor_mode(env)) { - return MMU_KERNEL_IDX; - } else { - return MMU_USER_IDX; - } -#endif -} - static inline int cpu_interrupts_enabled(CPUSPARCState *env1) { #if !defined (TARGET_SPARC64) diff --git a/target/tricore/cpu.h b/target/tricore/cpu.h index 217937bbf6..9454b0adcd 100644 --- a/target/tricore/cpu.h +++ b/target/tricore/cpu.h @@ -371,11 +371,6 @@ void tricore_cpu_list(void); #define cpu_list tricore_cpu_list -static inline int cpu_mmu_index(CPUTriCoreState *env, bool ifetch) -{ - return 0; -} - #include "exec/cpu-all.h" FIELD(TB_FLAGS, PRIV, 0, 2) diff --git a/target/xtensa/cpu.h b/target/xtensa/cpu.h index c6bbef1e5d..89d6b690af 100644 --- a/target/xtensa/cpu.h +++ b/target/xtensa/cpu.h @@ -700,11 +700,6 @@ static inline uint32_t xtensa_replicate_windowstart(CPUXtensaState *env) /* MMU modes definitions */ #define MMU_USER_IDX 3 -static inline int cpu_mmu_index(CPUXtensaState *env, bool ifetch) -{ - return xtensa_get_cring(env); -} - #define XTENSA_TBFLAG_RING_MASK 0x3 #define XTENSA_TBFLAG_EXCM 0x4 #define XTENSA_TBFLAG_LITBASE 0x8 diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c index 51b7d8d1bf..2559ce38ee 100644 --- a/target/alpha/cpu.c +++ b/target/alpha/cpu.c @@ -25,6 +25,14 @@ #include "cpu.h" #include "exec/exec-all.h" +int cpu_mmu_index(CPUAlphaState *env, bool ifetch) +{ + int ret = env->flags & ENV_FLAG_PS_USER ? MMU_USER_IDX : MMU_KERNEL_IDX; + if (env->flags & ENV_FLAG_PAL_MODE) { + ret = MMU_KERNEL_IDX; + } + return ret; +} static void alpha_cpu_set_pc(CPUState *cs, vaddr value) { diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 374ef523da..6f640b0e78 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -49,6 +49,11 @@ #include "fpu/softfloat.h" #include "cpregs.h" +int cpu_mmu_index(CPUARMState *env, bool ifetch) +{ + return EX_TBFLAG_ANY(env->hflags, MMUIDX); +} + static void arm_cpu_set_pc(CPUState *cs, vaddr value) { ARMCPU *cpu = ARM_CPU(cs); diff --git a/target/avr/cpu.c b/target/avr/cpu.c index 14d8b9d1f0..38263d07dd 100644 --- a/target/avr/cpu.c +++ b/target/avr/cpu.c @@ -26,6 +26,11 @@ #include "disas/dis-asm.h" #include "tcg/debug-assert.h" +int cpu_mmu_index(CPUAVRState *env, bool ifetch) +{ + return ifetch ? MMU_CODE_IDX : MMU_DATA_IDX; +} + static void avr_cpu_set_pc(CPUState *cs, vaddr value) { AVRCPU *cpu = AVR_CPU(cs); diff --git a/target/cris/cpu.c b/target/cris/cpu.c index be4a44c218..553742a068 100644 --- a/target/cris/cpu.c +++ b/target/cris/cpu.c @@ -27,6 +27,10 @@ #include "cpu.h" #include "mmu.h" +int cpu_mmu_index(CPUCRISState *env, bool ifetch) +{ + return !!(env->pregs[PR_CCS] & U_FLAG); +} static void cris_cpu_set_pc(CPUState *cs, vaddr value) { diff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c index 1adc11b713..bf7c901705 100644 --- a/target/hexagon/cpu.c +++ b/target/hexagon/cpu.c @@ -26,6 +26,15 @@ #include "tcg/tcg.h" #include "exec/gdbstub.h" +int cpu_mmu_index(CPUHexagonState *env, bool ifetch) +{ +#ifdef CONFIG_USER_ONLY + return MMU_USER_IDX; +#else +#error System mode not supported on Hexagon yet +#endif +} + static void hexagon_v67_cpu_init(Object *obj) { } static void hexagon_v68_cpu_init(Object *obj) { } static void hexagon_v69_cpu_init(Object *obj) { } diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c index 1644297bf8..22f031758e 100644 --- a/target/hppa/cpu.c +++ b/target/hppa/cpu.c @@ -28,6 +28,18 @@ #include "fpu/softfloat.h" #include "tcg/tcg.h" +int cpu_mmu_index(CPUHPPAState *env, bool ifetch) +{ +#ifdef CONFIG_USER_ONLY + return MMU_USER_IDX; +#else + if (env->psw & (ifetch ? PSW_C : PSW_D)) { + return PRIV_TO_MMU_IDX(env->iaoq_f & 3); + } + return MMU_PHYS_IDX; /* mmu disabled */ +#endif +} + static void hppa_cpu_set_pc(CPUState *cs, vaddr value) { HPPACPU *cpu = HPPA_CPU(cs); diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 66ab092628..3327ecf6db 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -45,6 +45,13 @@ #include "disas/capstone.h" #include "cpu-internal.h" +int cpu_mmu_index(CPUX86State *env, bool ifetch) +{ + return (env->hflags & HF_CPL_MASK) == 3 ? MMU_USER_IDX : + (!(env->hflags & HF_SMAP_MASK) || (env->eflags & AC_MASK)) + ? MMU_KNOSMAP_IDX : MMU_KSMAP_IDX; +} + static void x86_cpu_realizefn(DeviceState *dev, Error **errp); /* Helpers for building CPUID[2] descriptors: */ diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index e70773c22e..c6c2760e46 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -20,6 +20,18 @@ #include "sysemu/reset.h" #include "tcg/tcg.h" +int cpu_mmu_index(CPULoongArchState *env, bool ifetch) +{ +#ifdef CONFIG_USER_ONLY + return MMU_IDX_USER; +#else + if (FIELD_EX64(env->CSR_CRMD, CSR_CRMD, PG)) { + return FIELD_EX64(env->CSR_CRMD, CSR_CRMD, PLV); + } + return MMU_IDX_DA; +#endif +} + const char * const regnames[32] = { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index 538d9473c2..74da87f07e 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -24,6 +24,11 @@ #include "migration/vmstate.h" #include "fpu/softfloat.h" +int cpu_mmu_index(CPUM68KState *env, bool ifetch) +{ + return (env->sr & SR_S) == 0 ? 1 : 0; +} + static void m68k_cpu_set_pc(CPUState *cs, vaddr value) { M68kCPU *cpu = M68K_CPU(cs); diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c index bbb3335cad..f8891de41e 100644 --- a/target/microblaze/cpu.c +++ b/target/microblaze/cpu.c @@ -32,6 +32,22 @@ #include "fpu/softfloat-helpers.h" #include "tcg/tcg.h" +int cpu_mmu_index(CPUMBState *env, bool ifetch) +{ + MicroBlazeCPU *cpu = env_archcpu(env); + + /* Are we in nommu mode?. */ + if (!(env->msr & MSR_VM) || !cpu->cfg.use_mmu) { + return MMU_NOMMU_IDX; + } + + if (env->msr & MSR_UM) { + return MMU_USER_IDX; + } + return MMU_KERNEL_IDX; +} + + static const struct { const char *name; uint8_t version_id; diff --git a/target/mips/cpu.c b/target/mips/cpu.c index a0023edd43..1b5994e9a7 100644 --- a/target/mips/cpu.c +++ b/target/mips/cpu.c @@ -35,6 +35,20 @@ #include "semihosting/semihost.h" #include "fpu_helper.h" +int hflags_mmu_index(uint32_t hflags) +{ + if (hflags & MIPS_HFLAG_ERL) { + return 3; /* ERL */ + } else { + return hflags & MIPS_HFLAG_KSU; + } +} + +int cpu_mmu_index(CPUMIPSState *env, bool ifetch) +{ + return hflags_mmu_index(env->hflags); +} + const char regnames[32][3] = { "r0", "at", "v0", "v1", "a0", "a1", "a2", "a3", "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", diff --git a/target/nios2/cpu.c b/target/nios2/cpu.c index 15e499f828..887a9bf786 100644 --- a/target/nios2/cpu.c +++ b/target/nios2/cpu.c @@ -26,6 +26,12 @@ #include "gdbstub/helpers.h" #include "hw/qdev-properties.h" +int cpu_mmu_index(CPUNios2State *env, bool ifetch) +{ + return (env->ctrl[CR_STATUS] & CR_STATUS_U) ? MMU_USER_IDX : + MMU_SUPERVISOR_IDX; +} + static void nios2_cpu_set_pc(CPUState *cs, vaddr value) { Nios2CPU *cpu = NIOS2_CPU(cs); diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c index f5a3d5273b..5938d66da3 100644 --- a/target/openrisc/cpu.c +++ b/target/openrisc/cpu.c @@ -25,6 +25,18 @@ #include "fpu/softfloat-helpers.h" #include "tcg/tcg.h" +int cpu_mmu_index(CPUOpenRISCState *env, bool ifetch) +{ + int ret = MMU_NOMMU_IDX; /* mmu is disabled */ + + if (env->sr & (ifetch ? SR_IME : SR_DME)) { + /* The mmu is enabled; test supervisor state. */ + ret = env->sr & SR_SM ? MMU_SUPERVISOR_IDX : MMU_USER_IDX; + } + + return ret; +} + static void openrisc_cpu_set_pc(CPUState *cs, vaddr value) { OpenRISCCPU *cpu = OPENRISC_CPU(cs); diff --git a/target/ppc/cpu.c b/target/ppc/cpu.c index e3ad8e0c27..53f1d5c370 100644 --- a/target/ppc/cpu.c +++ b/target/ppc/cpu.c @@ -27,6 +27,15 @@ #include "helper_regs.h" #include "sysemu/tcg.h" +int cpu_mmu_index(CPUPPCState *env, bool ifetch) +{ +#ifdef CONFIG_USER_ONLY + return MMU_USER_IDX; +#else + return (env->hflags >> (ifetch ? HFLAGS_IMMU_IDX : HFLAGS_DMMU_IDX)) & 7; +#endif +} + target_ulong cpu_read_xer(const CPUPPCState *env) { if (is_isa300(env)) { diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 3a02079290..537a56ed27 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -33,7 +33,7 @@ #include "debug.h" #include "tcg/oversized-guest.h" -int riscv_cpu_mmu_index(CPURISCVState *env, bool ifetch) +int cpu_mmu_index(CPURISCVState *env, bool ifetch) { #ifdef CONFIG_USER_ONLY return 0; diff --git a/target/rx/cpu.c b/target/rx/cpu.c index 4d0d3a0c8c..1ce1da0a6b 100644 --- a/target/rx/cpu.c +++ b/target/rx/cpu.c @@ -26,6 +26,11 @@ #include "fpu/softfloat.h" #include "tcg/debug-assert.h" +int cpu_mmu_index(CPURXState *env, bool ifetch) +{ + return 0; +} + static void rx_cpu_set_pc(CPUState *cs, vaddr value) { RXCPU *cpu = RX_CPU(cs); diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c index 4f7599d72c..aa574807f1 100644 --- a/target/s390x/cpu.c +++ b/target/s390x/cpu.c @@ -41,6 +41,37 @@ #define CR0_RESET 0xE0UL #define CR14_RESET 0xC2000000UL; +int cpu_mmu_index(CPUS390XState *env, bool ifetch) +{ +#ifdef CONFIG_USER_ONLY + return MMU_USER_IDX; +#else + if (!(env->psw.mask & PSW_MASK_DAT)) { + return MMU_REAL_IDX; + } + + if (ifetch) { + if ((env->psw.mask & PSW_MASK_ASC) == PSW_ASC_HOME) { + return MMU_HOME_IDX; + } + return MMU_PRIMARY_IDX; + } + + switch (env->psw.mask & PSW_MASK_ASC) { + case PSW_ASC_PRIMARY: + return MMU_PRIMARY_IDX; + case PSW_ASC_SECONDARY: + return MMU_SECONDARY_IDX; + case PSW_ASC_HOME: + return MMU_HOME_IDX; + case PSW_ASC_ACCREG: + /* Fallthrough: access register mode is not yet supported */ + default: + abort(); + } +#endif +} + #ifndef CONFIG_USER_ONLY static bool is_early_exception_psw(uint64_t mask, uint64_t addr) { diff --git a/target/sh4/cpu.c b/target/sh4/cpu.c index 788e41fea6..6bffe52c04 100644 --- a/target/sh4/cpu.c +++ b/target/sh4/cpu.c @@ -28,6 +28,19 @@ #include "fpu/softfloat-helpers.h" #include "tcg/tcg.h" +int cpu_mmu_index(CPUSH4State *env, bool ifetch) +{ + /* + * The instruction in a RTE delay slot is fetched in privileged + * mode, but executed in user mode. + */ + if (ifetch && (env->flags & TB_FLAG_DELAY_SLOT_RTE)) { + return 0; + } else { + return (env->sr & (1u << SR_MD)) == 0 ? 1 : 0; + } +} + static void superh_cpu_set_pc(CPUState *cs, vaddr value) { SuperHCPU *cpu = SUPERH_CPU(cs); diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c index 8ba96ae225..256ba2be88 100644 --- a/target/sparc/cpu.c +++ b/target/sparc/cpu.c @@ -29,6 +29,34 @@ //#define DEBUG_FEATURES +int cpu_mmu_index(CPUSPARCState *env, bool ifetch) +{ +#if defined(CONFIG_USER_ONLY) + return MMU_USER_IDX; +#elif !defined(TARGET_SPARC64) + if ((env->mmuregs[0] & MMU_E) == 0) { /* MMU disabled */ + return MMU_PHYS_IDX; + } else { + return env->psrs; + } +#else + /* IMMU or DMMU disabled. */ + if (ifetch + ? (env->lsu & IMMU_E) == 0 || (env->pstate & PS_RED) != 0 + : (env->lsu & DMMU_E) == 0) { + return MMU_PHYS_IDX; + } else if (cpu_hypervisor_mode(env)) { + return MMU_PHYS_IDX; + } else if (env->tl > 0) { + return MMU_NUCLEUS_IDX; + } else if (cpu_supervisor_mode(env)) { + return MMU_KERNEL_IDX; + } else { + return MMU_USER_IDX; + } +#endif +} + static void sparc_cpu_reset_hold(Object *obj) { CPUState *s = CPU(obj); diff --git a/target/tricore/cpu.c b/target/tricore/cpu.c index d1477622e6..a81f37e3e4 100644 --- a/target/tricore/cpu.c +++ b/target/tricore/cpu.c @@ -24,6 +24,11 @@ #include "qemu/error-report.h" #include "tcg/debug-assert.h" +int cpu_mmu_index(CPUTriCoreState *env, bool ifetch) +{ + return 0; +} + static inline void set_feature(CPUTriCoreState *env, int feature) { env->features |= 1ULL << feature; diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c index ea1dae7390..769b3c9305 100644 --- a/target/xtensa/cpu.c +++ b/target/xtensa/cpu.c @@ -39,6 +39,10 @@ #include "exec/memory.h" #endif +int cpu_mmu_index(CPUXtensaState *env, bool ifetch) +{ + return xtensa_get_cring(env); +} static void xtensa_cpu_set_pc(CPUState *cs, vaddr value) {