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[156.19.246.23]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-72aad8fb895sm10027159b3a.162.2024.12.24.12.05.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Dec 2024 12:05:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1735070744; x=1735675544; 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=K74UPQ6ATO0nDrlE7cqFEozEZk33xGq1bz1J9EIx6SI=; b=pBZJ9KiB9yKcGMNwZqXl4IEVdV8klzUCp7NRGl4Q+ee6uEFp3l617IL+KSJbzLX35T X3f8uei0ALu6yNTeztUMxIG3JPjdre4LuNEY9P9NBxaHOOMdXqGIHDx7OnWwpasfzAfQ 5kKQ2m0gGDSf90wT5hwpi0e8mNq4mmUfweFe1yzNYfCkVlK7Yf7Uucp6n99CFkTHr48o 4svWZD4K180ZyqOYhvgCo5BVaeM0woMTo95DB8iVNeC1uVTdOm6FPvTsk0z6qmClpexd uwOwCVKdmGdXMAClbyomq/FMzWJBoyAbT6SVKKgKXdDU1wqBntLTP249Pb+TDGySy0vd MLvg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735070744; x=1735675544; 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=K74UPQ6ATO0nDrlE7cqFEozEZk33xGq1bz1J9EIx6SI=; b=qzY3mchwZnsY0Bsp7cnrnKe2cfOiFhCt3dilznvmErlZ+eTTJFjxGQ483FhvrjI/F+ gFPjzTpUS9EcryRDMSq7H/754YirjmUqyBmi1YDFAQ6ixaFOLsdvwI4K0vksAMbRJes4 lferGBBYLk7RZlAQjL1cKX0fwJu+qFI9Zibyb240FsMbDe4CHBwggPzYNYXmrf+7cfNF fiz1mkkwN7EHYomvZYIKVBmoykbUTqtg68ysWTEYLb3Ni4MA0iLX9wA3ICW5n9+rmyeP Vugg69WT8lq2aWKaqN7L6yhY9dPHL4uEOfK27GZI+HEtBZFNTNRlm0eO0Zoxsb5iYsXZ mvSA== X-Gm-Message-State: AOJu0Yy3FEbtNNw6imzfE3yV6cvaorxp+QKGq+KmpJxw4VTM2l1zSzg1 mu1mrVs4XjUOJTr2Esj+bVOT5UWHDpMFgio4z77iDELDo2SK/8taS7NdknAzhx8MHbmvo0aguC7 RlgI= X-Gm-Gg: ASbGncvQZ7mVBglBtAmb8C/WyJ68zCAbVrDj4LaxeRe01lXXWfv7mjabTeAsVkr97xI fqWHHFdYR3T52HZi8msz58fQVIL7SDBOtuRU+RMY0Q9HtMmSezAer1jZppLfIclH2l+QBcyxQcy +K1zUkKCeNpG+Rghf7VqHrEI0ZKqfcBrPnzYF++AJJ0XDs8N0oi5YM50GdyslNeR/4XUgqtjXSh pWCCS2vh3VzEGo5f3bL7ECf9t5++HiSbwKd0i18JOlAhC7heKzsxKW20I9vwo+FdsTAWMqq9tJx q3SdBY00ekn9ZtYHzIMbvAMw5w== X-Google-Smtp-Source: AGHT+IHovg5eGdtTp4h4tD5mpyB8hf0d7yLpFQmYey+YNWla3BlzxP2UyV09RoLHJbPNngCU5aSDig== X-Received: by 2002:a05:6a00:414a:b0:725:96b1:d217 with SMTP id d2e1a72fcca58-72abdd7e0e5mr21657386b3a.9.1735070744223; Tue, 24 Dec 2024 12:05:44 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Pierrick Bouvier Subject: [PULL 23/72] tcg/optimize: Use fold_masks_zs in fold_exts Date: Tue, 24 Dec 2024 12:04:32 -0800 Message-ID: <20241224200521.310066-24-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241224200521.310066-1-richard.henderson@linaro.org> References: <20241224200521.310066-1-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::631; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x631.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: 1735071098220116600 Content-Type: text/plain; charset="utf-8" Avoid the use of the OptContext slots. Find TempOptInfo once. Explicitly sign-extend z_mask instead of doing that manually. Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson --- tcg/optimize.c | 29 ++++++++++++----------------- 1 file changed, 12 insertions(+), 17 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 04ec6fdcef..3aafe039ed 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1778,49 +1778,44 @@ static bool fold_extract2(OptContext *ctx, TCGOp *o= p) =20 static bool fold_exts(OptContext *ctx, TCGOp *op) { - uint64_t s_mask_old, s_mask, z_mask, sign; + uint64_t s_mask_old, s_mask, z_mask; bool type_change =3D false; + TempOptInfo *t1; =20 if (fold_const1(ctx, op)) { return true; } =20 - z_mask =3D arg_info(op->args[1])->z_mask; - s_mask =3D arg_info(op->args[1])->s_mask; + t1 =3D arg_info(op->args[1]); + z_mask =3D t1->z_mask; + s_mask =3D t1->s_mask; s_mask_old =3D s_mask; =20 switch (op->opc) { CASE_OP_32_64(ext8s): - sign =3D INT8_MIN; - z_mask =3D (uint8_t)z_mask; + s_mask |=3D INT8_MIN; + z_mask =3D (int8_t)z_mask; break; CASE_OP_32_64(ext16s): - sign =3D INT16_MIN; - z_mask =3D (uint16_t)z_mask; + s_mask |=3D INT16_MIN; + z_mask =3D (int16_t)z_mask; break; case INDEX_op_ext_i32_i64: type_change =3D true; QEMU_FALLTHROUGH; case INDEX_op_ext32s_i64: - sign =3D INT32_MIN; - z_mask =3D (uint32_t)z_mask; + s_mask |=3D INT32_MIN; + z_mask =3D (int32_t)z_mask; break; default: g_assert_not_reached(); } =20 - if (z_mask & sign) { - z_mask |=3D sign; - } - s_mask |=3D sign << 1; - - ctx->z_mask =3D z_mask; - ctx->s_mask =3D s_mask; if (0 && !type_change && fold_affected_mask(ctx, op, s_mask & ~s_mask_= old)) { return true; } =20 - return fold_masks(ctx, op); + return fold_masks_zs(ctx, op, z_mask, s_mask); } =20 static bool fold_extu(OptContext *ctx, TCGOp *op) --=20 2.43.0