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([240d:1a:3b6:8b00:561f:1400:11f5:714b]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-32750bc341asm1749747a91.19.2025.08.26.09.12.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Aug 2025 09:12:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1756224728; x=1756829528; 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=lOVUh0D46rHhwT3Zfqon+1PR3g6RR06iG4YH+XQvtNs=; b=NrgIfaeQzQF5v/mp79YY47LOFlllqh1eJK6TldMPhSlpq5ouSvVx132R3+Kv3pfCwS quoCQUFl5qkHwAsqUkaW5Wfm6e+IK9rN9LZw+w+Sd1MgZieIdeNJoxqo5fsJIN1zbhM9 v6eOhgT2jpvxwCPvTpWxI6TYTf0+FmNJio9ewUSsAZCPZw/BmN6H/PPf9I83ITZp8q5V CBP1M6lZXtN5pHwqNy2ToeCX3aSwvvOWExE9R12fSGur9YAw46X0wC2NPmoIQzUVIxAh dcxADmxfNO2JRjvEuuT68LKpDKsx0Ts2bZK8ZDbBT6hZ6uLNKLWoNFCV6BqpKFDdkdUc EoLg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756224728; x=1756829528; 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=lOVUh0D46rHhwT3Zfqon+1PR3g6RR06iG4YH+XQvtNs=; b=fJEkkZY18mnHMQJMLprv9mPBao3ZxGOvIy2dbslZpKOjWkN0t1CgWpJIfXIhRxHUSc 9VqT86v0OpjMutM/ijrEc0gwJWvRvp/NfNZQ+YVE+3+3qK+33n7IM9aWlz8PQJijzOLj hE1HgCDkXP4Zxqa2wCdFECregREQyv+9eZg1cV46fcXRKV+9M1oDwZJ18YjnfIe63K8Z UVw6uLTFo8Xq/oVRz5poHcGJ9BM9c51Sp5NS9GMX3DFGvJ/2qkyYdTJ8R/uwFN2hVsfV baNU1+NwtcwD/pJ0WACsXhvULDS1PfSR6SIz0/jqCuwlMKqZmzjNZdm1CHr4TDwTpPi4 M8AA== X-Forwarded-Encrypted: i=1; AJvYcCXL85cZhXtCrOCVzKrV9d5JWsvFPZ2eOzrYppBdEjAaiKR776n7FmsaC9p3EiWaUSMd/IMnqIeH5g==@nongnu.org, AJvYcCXdo6VCu3uEJz4HsyVGGURKPOz/KO2x2eHlWnx2nkScs31dpC4nPR8CuWOtiywlLVLdYWJhWxRkq45qgg==@nongnu.org X-Gm-Message-State: AOJu0YzXGubiPaRcdB8BRqY+bXVxWrd1ETp0Qwm8mfj8mvR9QOSL01ob Zy/eD8vvM07HO6JWhKxoVOt96P6x0/J2V0RGr3FYjcapIm6RJ95ZrRpBQWUs/w== X-Gm-Gg: ASbGncv/0+UoNycnLDro95uAG/9I0EPIYc6mhVKK3gaQhj0a1w3FGHhNwKf2cWn61+h 8g5x8AztPuYjgdmOZRg92kvLXGTOVbXGvwoEJztKvtRvnSUChFT9h4CHtHWAODe7GuBmg4tLVWN 6KyviYnz2A0w2sCVLE1Shkyt08eOaHeHaa1eCgkv13J0ExeSjunnhSXhlZY6TBG0IU8m3HFvXQC grQ3T6Lg3MvXLmJokSaUszjXfoDF4iZzWu1ZaxLzfuETedkcvYMqD3GFThgejezZrWt6jB+3Iip LGt2xhK2zCgDNJaERuG5yt51PyrFrRG1C3MSZ637ldYaqrE589DDCwq5UcGsdUg+QvExSqtbyQq HlwFUAFbOsb6gNweq3PK4Yg== X-Google-Smtp-Source: AGHT+IG30VQ2Iypjlbl5VB3S+KLlzOxk9K0jAxkoNFREO0T2kat02uO9GxBzLdQGijbvhmPHg8z12A== X-Received: by 2002:a17:90b:4a81:b0:31f:2fed:7867 with SMTP id 98e67ed59e1d1-32518998362mr19777247a91.34.1756224727812; Tue, 26 Aug 2025 09:12:07 -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 10/35] tcg/wasm: Add add/sub/mul instructions Date: Wed, 27 Aug 2025 01:10:15 +0900 Message-ID: <172f143f9806e41742137d975b2b80eb20f98a53.1756216429.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::52c; envelope-from=ktokunaga.mail@gmail.com; helo=mail-pg1-x52c.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: 1756225387189124100 Content-Type: text/plain; charset="utf-8" The add, sub and mul operations are implemented using the corresponding instructions in Wasm. TCI instructions are also generated in the same way as the original TCI backend. Signed-off-by: Kohei Tokunaga --- tcg/wasm.c | 12 ++++++++++++ tcg/wasm/tcg-target.c.inc | 39 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 51 insertions(+) V2: - This commit generates both Wasm and TCI instrucitons. diff --git a/tcg/wasm.c b/tcg/wasm.c index 9f3b1344d6..ba8a89d920 100644 --- a/tcg/wasm.c +++ b/tcg/wasm.c @@ -59,6 +59,18 @@ static uintptr_t tcg_qemu_tb_exec_tci(CPUArchState *env,= const void *v_tb_ptr) tci_args_rrr(insn, &r0, &r1, &r2); regs[r0] =3D regs[r1] ^ regs[r2]; break; + case INDEX_op_add: + tci_args_rrr(insn, &r0, &r1, &r2); + regs[r0] =3D regs[r1] + regs[r2]; + break; + case INDEX_op_sub: + tci_args_rrr(insn, &r0, &r1, &r2); + regs[r0] =3D regs[r1] - regs[r2]; + break; + case INDEX_op_mul: + tci_args_rrr(insn, &r0, &r1, &r2); + regs[r0] =3D regs[r1] * regs[r2]; + break; default: g_assert_not_reached(); } diff --git a/tcg/wasm/tcg-target.c.inc b/tcg/wasm/tcg-target.c.inc index a1757b4db7..d5cf324e7b 100644 --- a/tcg/wasm/tcg-target.c.inc +++ b/tcg/wasm/tcg-target.c.inc @@ -140,6 +140,9 @@ typedef enum { OPC_GLOBAL_GET =3D 0x23, OPC_GLOBAL_SET =3D 0x24, =20 + OPC_I64_ADD =3D 0x7c, + OPC_I64_SUB =3D 0x7d, + OPC_I64_MUL =3D 0x7e, OPC_I64_AND =3D 0x83, OPC_I64_OR =3D 0x84, OPC_I64_XOR =3D 0x85, @@ -265,6 +268,42 @@ static const TCGOutOpBinary outop_xor =3D { .out_rrr =3D tgen_xor, }; =20 +static void tgen_add(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + tcg_out_op_rrr(s, INDEX_op_add, a0, a1, a2); + tcg_wasm_out_o1_i2(s, OPC_I64_ADD, a0, a1, a2); +} + +static const TCGOutOpBinary outop_add =3D { + .base.static_constraint =3D C_O1_I2(r, r, r), + .out_rrr =3D tgen_add, +}; + +static void tgen_sub(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + tcg_out_op_rrr(s, INDEX_op_sub, a0, a1, a2); + tcg_wasm_out_o1_i2(s, OPC_I64_SUB, a0, a1, a2); +} + +static const TCGOutOpSubtract outop_sub =3D { + .base.static_constraint =3D C_O1_I2(r, r, r), + .out_rrr =3D tgen_sub, +}; + +static void tgen_mul(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + tcg_out_op_rrr(s, INDEX_op_mul, a0, a1, a2); + tcg_wasm_out_o1_i2(s, OPC_I64_MUL, a0, a1, a2); +} + +static const TCGOutOpBinary outop_mul =3D { + .base.static_constraint =3D C_O1_I2(r, r, r), + .out_rrr =3D tgen_mul, +}; + static void tcg_out_tb_start(TCGContext *s) { init_sub_buf(); --=20 2.43.0