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([144.6.121.55]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7703ffebd33sm13986886b3a.29.2025.08.27.16.21.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Aug 2025 16:21:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1756336919; x=1756941719; 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=HojCeI0MuecbDE6qd6umXxZ0SkeaIPxbnvdQg6I+obvIQkoimsvbKUVBoq9kBNtSS4 F4PIuNJp2HPOyn8H7hNNqQXAKMll+50bOdOeK/QPL8+XsWbTlSFpekTflYxIzSGcbspf c2pfjK1j2OLmpF+6hH3H4KvcBwgDhAOf7rzZyxsGM1FnaXPfDK2a9p42xYarBrTkfbX3 7wEG6ZKfo3DZCWe2Xtwg1/wuiI0qq6gDQ65jYG1NcYezxRVU4HJNs7DZHg2TiIB6UeC6 tybbWMR6KN7rRrIlRh5G0DIgOnETNYjh4HKcRcU617N/AB0opZJB821yDD1yPIuvPSef H38Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756336919; x=1756941719; 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=OXX5QFgScTGMjCTLSs3rzMqqzBRZpJqF7wbrXGKDjfzzFpHseLpKF1IQ8Lj7L8Wvxf /75yCNglkZsEoiGC8/f1RfK8drbrB2QY7xKdDm+6WU+Dfefqn/sH2v4kr5Kir1b8Lrik BEInc4p+pt1G4tX7iMq0Uqk/jd1ok2L6yg0kXNabJvwQNwTJOwTX+oSC2E8UeGg7fRSf PQC9GU8skJ/U6w2ke4AgTSXYkup6vgqa2slVhcVUfPXzTcm3S1ZGi7S/oZdMf4a03eJd yBdCjUiVvuDZGXWMzKZu/1KJsG/EbAu/wEuPJEOTEWPJ2W+NcRL2csFdUFTE12jWPrzJ AH0A== X-Gm-Message-State: AOJu0YxRQsktbIK8PhGoA/T2+6oshFgj0Uiqu4Ww+QsFrGGYLU02D93v ND9uPoZ6GZC2GsDl9J0rvhcQZ1aTuW2TEwf0IpE1YXn2Zq2mFQ95o5FOsSm3/nB//D6pl3M+7SJ jD77od2Q= X-Gm-Gg: ASbGncs/nlXUJUiLtnamN1Vj+IZeL/ABt7sf61YEuPfHeCA95E8QNN63omyJOgLTTOC PihPJ4PuJ5LvFNvptZNrq4TU27qgjatROB6LoY5+Z7xavM39yZc3ZmbWSkMZ2TY2LhxpTNGyFYI qnUm3SOgawqEkMtlfHTxjkPkz2gYbpwpFJPAvEtpdVNnk3oUAmI8/JAuR3pRubsYs+8bz0Bujoa 51EdWSvPL7BtJMUzeaPe5GinlJV7COGKaxFQ1CYUaLTA+JdjQSafiYI89GbVZEWGdvRgbiZnB3S Zy6gHVySdENupjrO7zdU6bCaCJ11TtGZDPwpbpY6Qdmi8oTINbPq6L9ysFjsC19G3fUSfZDWRVq o1+ZE7Ew0laEBcnquS2/bV82CDXbvVxB6vNoC X-Google-Smtp-Source: AGHT+IHsLyBRq2Lvuy/t/MxOiKWKDoEO7O4+VLRFXcJlX1DdW+ScKTDjv+ctRYIYm+MIurI3umdqLg== X-Received: by 2002:a05:6a00:88e:b0:772:8fd:d512 with SMTP id d2e1a72fcca58-77208fddca9mr5494296b3a.2.1756336919018; Wed, 27 Aug 2025 16:21:59 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Peter Maydell Subject: [PULL 32/46] linux-user/loongarch64: Create init_main_thread Date: Thu, 28 Aug 2025 09:20:09 +1000 Message-ID: <20250827232023.50398-33-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250827232023.50398-1-richard.henderson@linaro.org> References: <20250827232023.50398-1-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::434; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x434.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: 1756337147895116600 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