From patchwork Thu Jan 11 11:16:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Song Gao X-Patchwork-Id: 13517233 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 9029AC4707B for ; Thu, 11 Jan 2024 11:30:57 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rNtFY-0007sq-T6; Thu, 11 Jan 2024 06:29:28 -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 1rNtFK-0007lg-Ft for qemu-devel@nongnu.org; Thu, 11 Jan 2024 06:29:14 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rNtFE-0006rO-Ar for qemu-devel@nongnu.org; Thu, 11 Jan 2024 06:29:13 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8DxvusA0Z9lmj8EAA--.12684S3; Thu, 11 Jan 2024 19:29:04 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Bx34f80J9l6+4PAA--.41647S10; Thu, 11 Jan 2024 19:29:04 +0800 (CST) From: Song Gao To: Cc: qemu-devel@nongnu.org, peter.maydell@linaro.org, Tianrui Zhao , xianglai li , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PULL 08/14] target/loongarch: Restrict TCG-specific code Date: Thu, 11 Jan 2024 19:16:03 +0800 Message-Id: <20240111111609.899183-9-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20240111111609.899183-1-gaosong@loongson.cn> References: <20240111111609.899183-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Bx34f80J9l6+4PAA--.41647S10 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass client-ip=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Tianrui Zhao In preparation of supporting KVM in the next commit. Signed-off-by: Tianrui Zhao Signed-off-by: xianglai li Reviewed-by: Song Gao Message-ID: <20240105075804.1228596-9-zhaotianrui@loongson.cn> [PMD: Split from bigger patch, part 1] Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20240110094152.52138-1-philmd@linaro.org> Signed-off-by: Song Gao --- target/loongarch/cpu.c | 30 +++++++++++++++++++++--------- 1 file changed, 21 insertions(+), 9 deletions(-) diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 0c157bbd51..70dd4622aa 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -11,7 +11,7 @@ #include "qapi/error.h" #include "qemu/module.h" #include "sysemu/qtest.h" -#include "exec/cpu_ldst.h" +#include "sysemu/tcg.h" #include "exec/exec-all.h" #include "cpu.h" #include "internals.h" @@ -20,8 +20,11 @@ #ifndef CONFIG_USER_ONLY #include "sysemu/reset.h" #endif -#include "tcg/tcg.h" #include "vec.h" +#ifdef CONFIG_TCG +#include "exec/cpu_ldst.h" +#include "tcg/tcg.h" +#endif const char * const regnames[32] = { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", @@ -110,12 +113,13 @@ void loongarch_cpu_set_irq(void *opaque, int irq, int level) return; } - env->CSR_ESTAT = deposit64(env->CSR_ESTAT, irq, 1, level != 0); - - if (FIELD_EX64(env->CSR_ESTAT, CSR_ESTAT, IS)) { - cpu_interrupt(cs, CPU_INTERRUPT_HARD); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD); + if (tcg_enabled()) { + env->CSR_ESTAT = deposit64(env->CSR_ESTAT, irq, 1, level != 0); + if (FIELD_EX64(env->CSR_ESTAT, CSR_ESTAT, IS)) { + cpu_interrupt(cs, CPU_INTERRUPT_HARD); + } else { + cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD); + } } } @@ -140,7 +144,10 @@ static inline bool cpu_loongarch_hw_interrupts_pending(CPULoongArchState *env) return (pending & status) != 0; } +#endif +#ifdef CONFIG_TCG +#ifndef CONFIG_USER_ONLY static void loongarch_cpu_do_interrupt(CPUState *cs) { LoongArchCPU *cpu = LOONGARCH_CPU(cs); @@ -322,7 +329,6 @@ static bool loongarch_cpu_exec_interrupt(CPUState *cs, int interrupt_request) } #endif -#ifdef CONFIG_TCG static void loongarch_cpu_synchronize_from_tb(CPUState *cs, const TranslationBlock *tb) { @@ -545,7 +551,9 @@ static void loongarch_cpu_reset_hold(Object *obj) } #endif +#ifdef CONFIG_TCG restore_fp_status(env); +#endif cs->exception_index = -1; } @@ -688,8 +696,10 @@ static void loongarch_cpu_init(Object *obj) CPULoongArchState *env = &cpu->env; qdev_init_gpio_in(DEVICE(cpu), loongarch_cpu_set_irq, N_IRQS); +#ifdef CONFIG_TCG timer_init_ns(&cpu->timer, QEMU_CLOCK_VIRTUAL, &loongarch_constant_timer_cb, cpu); +#endif memory_region_init_io(&env->system_iocsr, OBJECT(cpu), NULL, env, "iocsr", UINT64_MAX); address_space_init(&env->address_space_iocsr, &env->system_iocsr, "IOCSR"); @@ -783,7 +793,9 @@ static struct TCGCPUOps loongarch_tcg_ops = { #include "hw/core/sysemu-cpu-ops.h" static const struct SysemuCPUOps loongarch_sysemu_ops = { +#ifdef CONFIG_TCG .get_phys_page_debug = loongarch_cpu_get_phys_page_debug, +#endif }; static int64_t loongarch_cpu_get_arch_id(CPUState *cs)