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 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 CDCE2CCF9F8 for ; Mon, 3 Nov 2025 17:12:01 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vFy3i-0000TJ-Fp; Mon, 03 Nov 2025 12:09:34 -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 1vFy3g-0000SH-Cv for qemu-devel@nongnu.org; Mon, 03 Nov 2025 12:09:32 -0500 Received: from rev.ng ([94.130.142.21]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vFy3U-0000rS-CP for qemu-devel@nongnu.org; Mon, 03 Nov 2025 12:09:29 -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:List-Unsubscribe:List-Unsubscribe-Post: List-Help; bh=oPYMt1nwOncuKeTCFe+bid+ugpIOeU5iaMXrQYZRJDo=; b=M6UTJWdRWgvdiEb NBvNfGwlja8WWb3RIfsQN3H4feda+P70hVMOdJAWboDFORgbrDGfjuc0sNxHWYdKA9wl5ksPQq+Ol Efw0G2hWQcp6kikY/R6KmaH69NWIZNPXHB2QLtVCWP81jKy/jQE4TAk5NjLRV87dlbzOfAL4pVKqX kM=; To: qemu-devel@nongnu.org Cc: pierrick.bouvier@linaro.org, philmd@linaro.org, alistair.francis@wdc.com, palmer@dabbelt.com, Anton Johansson Subject: [PATCH v5 05/25] target/riscv: Fix size of badaddr and bins Date: Mon, 3 Nov 2025 18:11:48 +0100 Message-ID: <20251103171208.24355-6-anjo@rev.ng> In-Reply-To: <20251103171208.24355-1-anjo@rev.ng> References: <20251103171208.24355-1-anjo@rev.ng> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=94.130.142.21; 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, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Anton Johansson From: Anton Johansson via Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Fix these fields to 64 bits as they cannot be made smaller. Also make sure stores to these fields from TCG are 64 bits in size to avoid incorrect values on big endian hosts. Signed-off-by: Anton Johansson Reviewed-by: Pierrick Bouvier Acked-by: Alistair Francis --- target/riscv/cpu.h | 4 ++-- target/riscv/machine.c | 2 +- target/riscv/translate.c | 6 ++++-- target/riscv/insn_trans/trans_privileged.c.inc | 2 +- 4 files changed, 8 insertions(+), 6 deletions(-) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index a55d4ac690..77dd0ad6e4 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -234,8 +234,8 @@ struct CPUArchState { uint8_t frm; float_status fp_status; - target_ulong badaddr; - target_ulong bins; + uint64_t badaddr; + uint64_t bins; target_ulong guest_phys_fault_addr; diff --git a/target/riscv/machine.c b/target/riscv/machine.c index 07995fb303..b047321073 100644 --- a/target/riscv/machine.c +++ b/target/riscv/machine.c @@ -437,7 +437,7 @@ const VMStateDescription vmstate_riscv_cpu = { VMSTATE_UINT64(env.load_res, RISCVCPU), VMSTATE_UINT64(env.load_val, RISCVCPU), VMSTATE_UINT8(env.frm, RISCVCPU), - VMSTATE_UINTTL(env.badaddr, RISCVCPU), + VMSTATE_UINT64(env.badaddr, RISCVCPU), VMSTATE_UINTTL(env.guest_phys_fault_addr, RISCVCPU), VMSTATE_UINTTL(env.priv_ver, RISCVCPU), VMSTATE_UINTTL(env.vext_ver, RISCVCPU), diff --git a/target/riscv/translate.c b/target/riscv/translate.c index e82805e178..5eabc7b9dc 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -265,7 +265,7 @@ static void generate_exception(DisasContext *ctx, RISCVException excp) static void gen_exception_illegal(DisasContext *ctx) { - tcg_gen_st_i32(tcg_constant_i32(ctx->opcode), tcg_env, + tcg_gen_st_i64(tcg_constant_i64(ctx->opcode), tcg_env, offsetof(CPURISCVState, bins)); if (ctx->virt_inst_excp) { generate_exception(ctx, RISCV_EXCP_VIRT_INSTRUCTION_FAULT); @@ -276,7 +276,9 @@ static void gen_exception_illegal(DisasContext *ctx) static void gen_exception_inst_addr_mis(DisasContext *ctx, TCGv target) { - tcg_gen_st_tl(target, tcg_env, offsetof(CPURISCVState, badaddr)); + TCGv_i64 ext = tcg_temp_new_i64(); + tcg_gen_extu_tl_i64(ext, target); + tcg_gen_st_i64(ext, tcg_env, offsetof(CPURISCVState, badaddr)); generate_exception(ctx, RISCV_EXCP_INST_ADDR_MIS); } diff --git a/target/riscv/insn_trans/trans_privileged.c.inc b/target/riscv/insn_trans/trans_privileged.c.inc index 8a62b4cfcd..a8eaccef67 100644 --- a/target/riscv/insn_trans/trans_privileged.c.inc +++ b/target/riscv/insn_trans/trans_privileged.c.inc @@ -68,7 +68,7 @@ static bool trans_ebreak(DisasContext *ctx, arg_ebreak *a) if (pre == 0x01f01013 && ebreak == 0x00100073 && post == 0x40705013) { generate_exception(ctx, RISCV_EXCP_SEMIHOST); } else { - tcg_gen_st_tl(tcg_constant_tl(ebreak_addr), tcg_env, + tcg_gen_st_i64(tcg_constant_i64(ebreak_addr), tcg_env, offsetof(CPURISCVState, badaddr)); generate_exception(ctx, RISCV_EXCP_BREAKPOINT); } -- 2.51.0