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([172.58.111.133]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-61970693b48sm1093401eaf.19.2025.08.02.16.07.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 02 Aug 2025 16:07:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1754176022; x=1754780822; 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=+wIvTYAiiT1df2UjL/R0r+8svJREkoZn9cbNcggG3h4=; b=jhrWcmTFYJOFhHN0pFsUZyzd7g5SvQEH9n02kRrjKWyaLF3eKJey5kVIg72vQF92+K jX6v4VqjvnmjAbpA2wjdSY1njWdQXQ5KDNj4aOecqLc9Jxo6EzMfbX58kWFgnkirrE84 oFgfL52xG1CUF3jtnWqU57Dw6Oz2Zz1+UuN8F6dBuG0tO8J+nVKTr8siMdmj4AX/LOeU 8IHwRdr2OfBfTfJXHOJJyfgfSDnxhMgkuG6Su/sxd1gz2VyFaj9L+f4iPg/b4SrjSJ7C g72WYYtkT0I2gIzMpvz45f7bH4dRJ5Nm+R5GKrHqnLVREMKrGOa8yflfET/A/bkpUPuR u0Xw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754176022; x=1754780822; 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=+wIvTYAiiT1df2UjL/R0r+8svJREkoZn9cbNcggG3h4=; b=CBiEtPoVlVQhDz4kh1ZoRUa7j2US3jNkGFlysXfoJbH0sJloC8gyYKcGOoUiok0dsd KrHl2gKYqWc/67peiLGhdRl8YZ80XkbtFwYE0WpGwBsu9sKebfObktVn/XhQ+PSHo4aj EjD2+wGX9XVb9g7leqx1gew1x2M+q5sRUQqMkTlaxoenXN2LoOK5dJQew8hkaNbAsmCr +DjWfID1um8umfT7iN1dkZj0pnid9CmiW1gujAG/IdCPMKeVT+S5jZR76hSqZe3NmhXn qnCKTBx2nzMg3sN9lpWR/450190GuCAVnJgm/IcbJaBXjHme/24gkj0R5c50ZAIqlDai h97g== X-Gm-Message-State: AOJu0Yy71arjWyJ7Qb9WzSJPBjdpe9wu6Swi04kBIS2l4qQUu9mT3f6O QzGUWQcV825NA2U1X6viZjh7dS7oZxfmNCb77X9fqIMBjJxgdvAxnxa85tKvjb/Qe6qErwYEYhA Ij/RZ638= X-Gm-Gg: ASbGnctjnlu/C+PrHNMQFlPikhD8E5NZkyBtBppHnKqiXTOL4LNccCDVL1zN+xkK2QY xxBRqQH1+Hl1eYTBjqhwSwiY1OAfSJNh1IZTq74tEPC748hY7i3aMbo7FM5W5EJjX1FvdIwwyHD ATgAID/z0Z/gerdP634am4N4Gk8DgnqdXFiuPuqnjkqjuI9Du0s1dGcrSq04+i15b58Q9vj84Qk /OyN7jrtgQJPUTDpXa6V/TS79uulabrUwX1EUvCyY8lJXN5tpasTozdlYncIX7xRZiJHrRltpPt 5qFEQcMn8P3VrLhJDejQzHZN++BzZ+P43zirMWRr3sHrHR+yI5TEmd6Yvi0Tamt8gq/ra8Fa9tc h+NByG5iz6ddmpRY8NmTPrWyblVLEdtcNt+xhk3B8cD9XiqFFoA0f X-Google-Smtp-Source: AGHT+IFfgShuWWC4sejKo2MYszOifFgRzCCROY1K0b4uKU5JEyuXrGsN2Gi2H7xII5BgiAj5CiEHew== X-Received: by 2002:a05:6808:4f62:b0:408:e6e0:910a with SMTP id 5614622812f47-433f0343a37mr3211646b6e.22.1754176022600; Sat, 02 Aug 2025 16:07:02 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Peter Maydell Subject: [PATCH v2 32/95] linux-user/loongarch64: Create init_main_thread Date: Sun, 3 Aug 2025 09:03:56 +1000 Message-ID: <20250802230459.412251-33-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=2607:f8b0:4864:20::22a; envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x22a.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: 1754176424450116600 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. Note that init_thread had set crmd in target_pt_regs, but target_cpu_copy_regs did not copy to env. This turns out to be ok because loongarch_cpu_reset_hold initializes CRMD properly. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- linux-user/elfload.c | 9 +-------- linux-user/loongarch64/cpu_loop.c | 11 ++++------- 2 files changed, 5 insertions(+), 15 deletions(-) diff --git a/linux-user/elfload.c b/linux-user/elfload.c index a30431c7a2..0feccfbe91 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -533,14 +533,7 @@ static void elf_core_copy_regs(target_elf_gregset_t *r= egs, const CPUPPCState *en =20 #define VDSO_HEADER "vdso.c.inc" =20 -static inline void init_thread(struct target_pt_regs *regs, - struct image_info *infop) -{ - /*Set crmd PG,DA =3D 1,0 */ - regs->csr.crmd =3D 2 << 3; - regs->csr.era =3D infop->entry; - regs->regs[3] =3D infop->start_stack; -} +#define HAVE_INIT_MAIN_THREAD =20 /* See linux kernel: arch/loongarch/include/asm/elf.h */ #define ELF_NREG 45 diff --git a/linux-user/loongarch64/cpu_loop.c b/linux-user/loongarch64/cpu= _loop.c index ec8a06c88c..a0a4cbb7cc 100644 --- a/linux-user/loongarch64/cpu_loop.c +++ b/linux-user/loongarch64/cpu_loop.c @@ -120,13 +120,10 @@ void cpu_loop(CPULoongArchState *env) } } =20 -void target_cpu_copy_regs(CPUArchState *env, target_pt_regs *regs) +void init_main_thread(CPUState *cs, struct image_info *info) { - int i; - - for (i =3D 0; i < 32; i++) { - env->gpr[i] =3D regs->regs[i]; - } - env->pc =3D regs->csr.era; + CPUArchState *env =3D cpu_env(cs); =20 + env->pc =3D info->entry; + env->gpr[3] =3D info->start_stack; } --=20 2.43.0