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([240d:1a:3b6:8b00:561f:1400:11f5:714b]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-32750bc341asm1749747a91.19.2025.08.26.09.11.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Aug 2025 09:11:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1756224717; x=1756829517; 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=sf80EJqAcxGGTIu8UKFlaemvFTuxkqpoIGk43YfIQag=; b=HOr8gVkp9UL22W7gtnZRleTq/cTDrGU1wIzmouVXKLH5GNVD6McCuYS5f+RNBEiWeQ /wDKvpJnxaBoN3JrQEiFNc91FnyeUVQ3Ka6atSNh5YmfaK0toth50EvSUHjwUvdz/BFW hRQpi52rsW6XHGYsKt744k0OwXd1kNPDyAwKhv7TwYlGubFtu0cAveUKy2cjdu/P5JCQ Z/XTrCE9kk7kR5iZcKlGspn5CdrABRAtk+1WyUfQHLG6zhAtEbY/60rZCRSiTkMjF61i eWcKI+C00MOh0ceEJ4GdvDhD+7umYZx8LJVW5FE/HHba8gXfqzQh45u3ZzAFtE5Z4fkg e6sA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756224717; x=1756829517; 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=sf80EJqAcxGGTIu8UKFlaemvFTuxkqpoIGk43YfIQag=; b=pkh8G05b5kFisFZLk9AEw6EP9fWgnvc/TXdMBdvRAfGIGcCI0P8QupfAPvHi6gzY4Z x3J5IrxQrEZTV+xE30bns8kqi7jpt3MITraf8iWFTnrbxuo4IBhelh6PeyU1WXPyNflb JR3fAV7c5SmaJq/MYDw5nA7ajt7ZiWyM2xj4OSgtVZeB+nIwvu3cOkKOfwut8NBQHRYq WpLuWHQHQD2KK1j9BJEicRrk5Yehqd953R7h1dyPIpH13nvdSBQZWRJk91DiKsmcW/qm hrtfWsLKeNtUtIxepeHZShKdEVnEMaTwleIPcpzL0sSpd0hkovGabC5GhMNEmvq/hyCd hJFQ== X-Forwarded-Encrypted: i=1; AJvYcCUIpjKuqS+aqrXH44oAOXqlQcdb++mL67e853SnyE0U6MZ0Y6RfjnO88TTUpiyHBO5qePNk2SCLwoWYug==@nongnu.org, AJvYcCWCS0Iu0py5MkLegceG/O5qXgK/rp64c/lGTRuXyJfhxxfqrSWza+kRtgfwaja+35BO2pzFEdR7qQ==@nongnu.org X-Gm-Message-State: AOJu0YwwjZfx86XPGPg2Fwtjz3C/0wGyHdXG9/zsAIjCPWUKcX6GLdmq QiCdKPWIZrziTYPdhzCW2ZFhDRArK9cxcB/HGntmJ0MfcwFDH6+4ZjDecQ0yeg== X-Gm-Gg: ASbGncvWtDXaAGYrv9FeMCCaMp1FgQicYRVl6Xphuvn63JBmX6Ga7rGMzcbj/B0EqFk kP5YEzpo/tkeFqdnoEnqYozp7RdaGgJUMd/JPa3djvcyLeu+VlApzBlwk3kt70BBmhGqu/16QhK RFxebT/folgEExdHCClgoI0uCymJHvIpJ8UeCBXLyF2TZrwgpMXZEpTvN0Mu9L85OkZVoELOQKL bbTx5Be7ZTCHfhrH2g6e3MtExZlWPflQMuqEIq3AiufvHUIf53x87srnX1y7raIepNqi7flUn8J jD6OyQRV8BeCF2XyiU/HIRBmPd6K8z53XG0xkrVOQk04vjtyYmchewokg1vLISzJo9Ae1ocODPm NWfvZj73Owi45mh/omXCD3w== X-Google-Smtp-Source: AGHT+IHkzb8GNUIJd+6cXFuaYf3HL0e5kdTq5UB5S4A7DqjXLuQ3OwOgUXumcqYlZ9cDQUmHo5UF6w== X-Received: by 2002:a17:903:4585:b0:248:70b9:c70b with SMTP id d9443c01a7336-24870ba1165mr30153685ad.55.1756224716644; Tue, 26 Aug 2025 09:11:56 -0700 (PDT) From: Kohei Tokunaga To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Thomas Huth , Paolo Bonzini , Richard Henderson , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , WANG Xuerui , Aurelien Jarno , Huacai Chen , Jiaxun Yang , Aleksandar Rikalo , Palmer Dabbelt , Alistair Francis , Stefan Weil , qemu-arm@nongnu.org, qemu-riscv@nongnu.org, Stefan Hajnoczi , Pierrick Bouvier , ktokunaga.mail@gmail.com Subject: [PATCH v2 08/35] tcg/wasm: Add relocation callbacks Date: Wed, 27 Aug 2025 01:10:13 +0900 Message-ID: <5baf88bab53be1c51736b8caad24111d386f3f28.1756216429.git.ktokunaga.mail@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: 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::52e; envelope-from=ktokunaga.mail@gmail.com; helo=mail-pg1-x52e.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, FREEMAIL_FROM=0.001, 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 @gmail.com) X-ZM-MESSAGEID: 1756224911568124100 Content-Type: text/plain; charset="utf-8" Relocation callbacks are used for the TCI instructions to preserve the original logic of the TCI backend. Signed-off-by: Kohei Tokunaga --- tcg/wasm/tcg-target.c.inc | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/tcg/wasm/tcg-target.c.inc b/tcg/wasm/tcg-target.c.inc index 0b12c4ea03..4bcb594360 100644 --- a/tcg/wasm/tcg-target.c.inc +++ b/tcg/wasm/tcg-target.c.inc @@ -88,3 +88,24 @@ static bool tcg_target_const_match(int64_t val, int ct, { return ct & TCG_CT_CONST; } + +static void tcg_out_nop_fill(tcg_insn_unit *p, int count) +{ + memset(p, 0, sizeof(*p) * count); +} + +static bool patch_reloc(tcg_insn_unit *code_ptr, int type, + intptr_t value, intptr_t addend) +{ + intptr_t diff =3D value - (intptr_t)(code_ptr + 4); + + tcg_debug_assert(addend =3D=3D 0); + tcg_debug_assert(type =3D=3D 20); + + if (diff =3D=3D sextract32(diff, 0, type)) { + tcg_patch32(code_ptr, + deposit32(*(uint32_t *)code_ptr, 32 - type, type, diff= )); + return true; + } + return false; +} --=20 2.43.0