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([172.58.111.133]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-61970693b48sm1093401eaf.19.2025.08.02.16.06.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 02 Aug 2025 16:06:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1754176013; x=1754780813; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=RixljIz+HOjrys5KmnaZU9bK0ysdxVWlZPGtRGwn11E=; b=aCePg2QdHgJB+gmHlW2MaZnyAs/4UV3IoQI7IE9C1SOD2/hVjtpZj3PVlIaablTF1e xRhk8eI2tvvc0u3xD0y6tHXb6SEgAyCiZTLAyLFZTMHH30A/DnkB8WenkrQZ0TEGeC4r i2N3ER9nUPMKbDzW7NhottLYPIbBqKBYP3KfffbewZZT/is0CTPRSDHrIqDxkyhJiaGT XymDPPg/en99mmsT0MPxlLiE0hhZz8LK/EwhkRPKeR6TRprKfydJdmdb3lkMGhiXVHEc SdUF7FiFDmBMBKhZ2tTY515qJPwI748a3oPaD53MmZbA6Ig44ZSvSZdtSmYtTwfJ7hjB yHzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754176013; x=1754780813; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=RixljIz+HOjrys5KmnaZU9bK0ysdxVWlZPGtRGwn11E=; b=aw2/vlUjiqB6vQZVfZV6lMtLk4x1eA4aSHa0moBQal++NysymJioOs+2Ntr+Ga0Ism +O1AGCl/HP+S0JrMDud7W4ILFfiCHzkmpj8SilXokIHfWbmf50Alqk7TY8z7bpmJEYPn XaKJU5v04RiID6m2xCD6uj3wLiv+kMVhJtJIJN+EW/wVvX6nrikpauBaG9tLISKsXqzw je5pgPCfpFiT7I84i4A7wFqoGSKYqQhCabMzbWWfhH+I2ngYR5y84jAgjdwCjCi8vDn/ y0gQXWWNjhO1KWxyRaRwWkbJ3HKRYTpbSjWLA3xJZPXxnvAToVw3F3j90FFg1VJbiGti DKVQ== X-Gm-Message-State: AOJu0Yx1gZt9imdNUxy3HYJJeCA94lY5N/vRJI4U8NLCn0gebRgAua7/ w3BgkIUzhA8KKX2nfr25YaI5kF/08qkcQtMBLtrcYRPUbTiaLIJ64wcYtBGl89iVbSHYVy+o4PP G2qbyOJQ= X-Gm-Gg: ASbGncu9HDU44iJdjtHB0+OmWBY+XM1h+hUzIvBLJv0Ez5k4fGBVEy5S98Qi89s5ARC NlbPPSLv18JYgiY/FwRAM0JWg+QPXC+cY383QkpogCv/UkcqCBInWZuuy6vUKHXixcN3pnu9VY7 pN76mZNqBwTw8d0cMuAnqTlcerGxmVeZpJ9x7rKJ6Ulq+YinDX96qqSldG9b6AcAVtpBF9CPiKy LRjI9iRjnv3xL7Mzp0odvZzIFFQVheBSNH1mwN+FM3UdO4340trBelLKHBixtSBlhxNWsPqcWxX lndjgD7YJrJqB4qxqyJMPxljBta2Q/NzdAss0Wg1JuwNEZN8NQD2B7wgmsBlJMlgV5XUgrm213R XWt05rVVMWeeeSf0vNPZYjZMtPn/zsHHnJu3wnTfJFigsSb2BXyo9yE2n/IJ6vuQ= X-Google-Smtp-Source: AGHT+IEXEFWGlyDnJQT6JXvs/UPX8g/R9DvQVV91kvrw/pnNWvY+h02eI6y06r2IBl7rPP8gvtzIkQ== X-Received: by 2002:a05:6820:1e84:b0:619:a34b:3e25 with SMTP id 006d021491bc7-619a34b4276mr756272eaf.6.1754176013308; Sat, 02 Aug 2025 16:06:53 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Peter Maydell Subject: [PATCH v2 29/95] linux-user/aarch64: Create init_main_thread Date: Sun, 3 Aug 2025 09:03:53 +1000 Message-ID: <20250802230459.412251-30-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250802230459.412251-1-richard.henderson@linaro.org> References: <20250802230459.412251-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2001:4860:4864:20::33; envelope-from=richard.henderson@linaro.org; helo=mail-oa1-x33.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1754176239007116600 Content-Type: text/plain; charset="utf-8" Merge init_thread and target_cpu_copy_regs. There's no point going through a target_pt_regs intermediate. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- linux-user/aarch64/cpu_loop.c | 14 ++++++-------- linux-user/elfload.c | 10 +--------- 2 files changed, 7 insertions(+), 17 deletions(-) diff --git a/linux-user/aarch64/cpu_loop.c b/linux-user/aarch64/cpu_loop.c index 030a630c93..4c4921152e 100644 --- a/linux-user/aarch64/cpu_loop.c +++ b/linux-user/aarch64/cpu_loop.c @@ -137,10 +137,10 @@ void cpu_loop(CPUARMState *env) } } =20 -void target_cpu_copy_regs(CPUArchState *env, target_pt_regs *regs) +void init_main_thread(CPUState *cs, struct image_info *info) { + CPUARMState *env =3D cpu_env(cs); ARMCPU *cpu =3D env_archcpu(env); - int i; =20 if (!(arm_feature(env, ARM_FEATURE_AARCH64))) { fprintf(stderr, @@ -148,14 +148,12 @@ void target_cpu_copy_regs(CPUArchState *env, target_p= t_regs *regs) exit(EXIT_FAILURE); } =20 - for (i =3D 0; i < 31; i++) { - env->xregs[i] =3D regs->regs[i]; - } - env->pc =3D regs->pc; - env->xregs[31] =3D regs->sp; + env->pc =3D info->entry & ~0x3ULL; + env->xregs[31] =3D info->start_stack; + #if TARGET_BIG_ENDIAN env->cp15.sctlr_el[1] |=3D SCTLR_E0E; - for (i =3D 1; i < 4; ++i) { + for (int i =3D 1; i < 4; ++i) { env->cp15.sctlr_el[i] |=3D SCTLR_EE; } arm_rebuild_hflags(env); diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 9586873954..f93afbdcea 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -395,15 +395,7 @@ static const VdsoImageInfo *vdso_image_info(uint32_t e= lf_flags) #define ELF_ARCH EM_AARCH64 #define ELF_CLASS ELFCLASS64 =20 -static inline void init_thread(struct target_pt_regs *regs, - struct image_info *infop) -{ - abi_long stack =3D infop->start_stack; - memset(regs, 0, sizeof(*regs)); - - regs->pc =3D infop->entry & ~0x3ULL; - regs->sp =3D stack; -} +#define HAVE_INIT_MAIN_THREAD =20 #define ELF_NREG 34 typedef target_elf_greg_t target_elf_gregset_t[ELF_NREG]; --=20 2.43.0