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[147.192.9.144]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-823187716ebsm8661487b3a.66.2026.01.25.23.04.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Jan 2026 23:04:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1769411052; x=1770015852; 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=T2xUEoYpnLX+y7kFhG9JXWkUeGWlapfsje21sWW5Bcs=; b=bRzN3zRfCqYHxLRYzZXXwDivnHVZquUwbJqLtqyDhJtZidE2+6byVatS6BX0X8nVHp 6RMLjAXw14g/CqM05/iUABa3xfYwkHxhIlPFYGC/hB5y85hpB1NEkU9OCbG0hzEjIlKZ OacGPsMVi24SX8U3c99FWYeFubyr2XGNqHHPWnPL4Jlh1j9Y6QKmwtSSXahXbx/w1cI6 WGYDl1vAQHJLPhau6i8okQxpKpEqAyjjxS14T9l++UV+ii+lrPy2mZR+nw4QpsC5aK7l u44ZC0DxiAW49pZ+25IV4Z9rVLMfzoeliNxDWQEFiAK/RCUqprh9CX0YzjxhPm9M4Q+P 9adg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769411052; x=1770015852; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=T2xUEoYpnLX+y7kFhG9JXWkUeGWlapfsje21sWW5Bcs=; b=ReAQwv1/NKceNdFnXkzUXfT64UdpVEdJmgTGEp0vIiIgAOe/zAPNcicxZmxi/n40p3 QNtlU/TXNfBwOdPKrWsjWbenUQFYMuHIYkY9qE9rKsLTNmzWB7e49zJDfeTQyqAXqjQz Nyudp3eimXK9O/ZSBiDDVoWH3jvxiLgzj5JGiBfETShEe0M8TNbm+MAklmD6D0YKhNL9 r8dqLx3pa+EZH0WXP15fY6Dd0viFZEfuVclTUgj0A0NX4TyNmJRBkRNbNZ6z1mT1IqTD c6Ei1P+YzyoPvnN1hbCwQ6ZACCu8L02M9taRmZJVLGdXUcA6yTD+U7CnV8bGP6p1l1cd G97g== X-Gm-Message-State: AOJu0YzDpvEjEapG4QrsHkO11jiVP/q3mXJ3nQ7IrLS92207vYd/lbeN WJPUVNysGz2quio8DzPYwXAgTDuqxfjCOgqSibywjYclH5wx5c6kTUTpn8ylbfg5 X-Gm-Gg: AZuq6aItxYOOuBUMV1HevPtQGOnKh8we6hNMz20Xb8U7Lm4Uff1jRl5P6oJNUryHecP 3D7HyIbjOuLZ2hj1PVMVeUf/MyNZXjQL0YsZ0WM991nvpdtD0SHQdDE+WaRL1NcACba1fky1hT2 jy0ncMozKpBCr76Xs+FRzckU7bpVlGI9zbNDtcPytOYLeMqm34THOcYF3lQW0vrAV3tBSSZP93e 8GxqwVwB3ZfHzu89AGmYxGqTCWWHufADbxVekHMMSPrOwUL9rIROD92Qaf/GPqb+u7r2zGc/UvM Xk0Pqa5HWa56X6tKyy0BpvfWVjKQ0GogO6f3Ase6gM6t8OKhso5P234xyyMbgwi0qj9OSKtK1St yzHAvjVq0+TeT/1df/BbOPd/SYBKGTiAKqtuSAEF5eY1atjbZrh9kky1UwdgHNc898ZT8qLxhVw /USyxKJSXPWwqw7ulugGYkA8oLG2xuaSAQWAwcOX0F5w== X-Received: by 2002:a05:6a00:12e2:b0:81e:8e66:38d8 with SMTP id d2e1a72fcca58-823411dbc89mr3190318b3a.10.1769411052479; Sun, 25 Jan 2026 23:04:12 -0800 (PST) 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 , Kohei Tokunaga , qemu-arm@nongnu.org, qemu-riscv@nongnu.org, Stefan Hajnoczi , Pierrick Bouvier Subject: [PATCH v4 01/33] tcg/wasm64: Add tcg-target.h Date: Mon, 26 Jan 2026 07:03:14 +0000 Message-ID: <1061c734ff63e09ea0544ebecf09abfd6fc25b11.1769407033.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::430; envelope-from=ktokunaga.mail@gmail.com; helo=mail-pf1-x430.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=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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: 1769412783790158500 Content-Type: text/plain; charset="utf-8" Since WebAssembly instructions vary in size and can include single-byte instructions, TCG_TARGET_INSN_UNIT_SIZE is set to 1. Signed-off-by: Kohei Tokunaga --- MAINTAINERS | 5 ++++ tcg/wasm64/tcg-target.h | 61 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 66 insertions(+) create mode 100644 tcg/wasm64/tcg-target.h V4: - Removed tcg-target-reg-bits.h as the 32bit support has been removed and TCG_TARGET_REG_BITS is no longer needed. diff --git a/MAINTAINERS b/MAINTAINERS index c1e586c58f..470b15eeb7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4107,6 +4107,11 @@ F: tcg/tci/ F: tcg/tci.c F: disas/tci.c =20 +WebAssembly TCG target +M: Kohei Tokunaga +S: Maintained +F: tcg/wasm64/ + Block drivers ------------- VMDK diff --git a/tcg/wasm64/tcg-target.h b/tcg/wasm64/tcg-target.h new file mode 100644 index 0000000000..f00761d19f --- /dev/null +++ b/tcg/wasm64/tcg-target.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Tiny Code Generator for QEMU + * + * Based on tci/tcg-target.h + * + * Copyright (c) 2009, 2011 Stefan Weil + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included= in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS= OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OT= HER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING= FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS = IN + * THE SOFTWARE. + */ + +#ifndef TCG_TARGET_H +#define TCG_TARGET_H + +#define TCG_TARGET_INSN_UNIT_SIZE 1 +#define MAX_CODE_GEN_BUFFER_SIZE ((size_t)-1) + +/* Number of registers available. */ +#define TCG_TARGET_NB_REGS 16 + +/* List of registers which are used by TCG. */ +typedef enum { + TCG_REG_R0 =3D 0, + TCG_REG_R1, + TCG_REG_R2, + TCG_REG_R3, + TCG_REG_R4, + TCG_REG_R5, + TCG_REG_R6, + TCG_REG_R7, + TCG_REG_R8, + TCG_REG_R9, + TCG_REG_R10, + TCG_REG_R11, + TCG_REG_R12, + TCG_REG_R13, + TCG_REG_R14, + TCG_REG_R15, + + TCG_REG_TMP =3D TCG_REG_R13, + TCG_AREG0 =3D TCG_REG_R14, + TCG_REG_CALL_STACK =3D TCG_REG_R15, +} TCGReg; + +#endif /* TCG_TARGET_H */ --=20 2.43.0