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([71.212.144.252]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-219dc971814sm58461385ad.79.2024.12.22.08.24.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Dec 2024 08:24:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1734884690; x=1735489490; 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=kwAmrbK+z6InFUYOYJQouqu9jlEe2zkE3MrW95sabRA=; b=fYTVu4TJz+3vY/6jNfN8D2IixErJFfeGeQpR8BQykX8dxwdkBD2FLivxExmlXmotTQ adv0/Q/nmtp68yOto5VSH4PpuoTpfbSfvjhYZUlvwrI7HUVZZuJuwswKPJZ37Yc583Qv tm9tIuYBn/O3W081wtXXdq0vxbq+ziz889fbjccnQwNqxkwnvZMu40U5QdOZNb5xTwhI EeLYyzOyXdVc+oPklshjWcxPIcAGZC+KCg1mnnzxx4mD/jFPq6NPHH6ew86IgpX3tepg BgZI/FFLRlRRD7aH92ChzmqCev7AI2APb6qGPV+GgtGKSy2ui/dXGLwrO52UfGDXhK1f YWzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734884690; x=1735489490; 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=kwAmrbK+z6InFUYOYJQouqu9jlEe2zkE3MrW95sabRA=; b=BDGdlaJ5xTbncO6jSS9+m9jEUHkjl7fssZboHRtfhcyVaUDnhcuapa7EyEfSdguzvS skm6vd4wKMgf1gCSx+iFJ/xNYJPclncnFO3d82c4q/TYSqAuKO68cs9TwM/z+ZwaXwH3 DPSqrYuNnuO7NgeD1fOmNWVK/vk7KmvgbxkAkxm47Y+WTw24GHZCariaeH6F10O8uNHl gtTJ3IAF0kUCHGS7RaFQAoj4oFdq6jEid2pzuZmO0S1DzFsOa8VEu+1b+cLhts88Rywp k0y67FguBeOD+FX7Z7ok2tMB02FrBlJyejU5vpgoRuj0iD8fEC5oUeEZjlZHHseaQehP ZRkw== X-Gm-Message-State: AOJu0Ywrdl3VAhnPXrkkOgvXUOj2EknLs+8bFA4Ly5GNDhOdbsVUhIc+ 7pKJ3MtvNb7MMKzkNV4u/pvJnk0mukNkmqlnQzazb6ZEhDQ7MvKnQGFMbBmG8ihQf4JojDHn6Ck Fln8= X-Gm-Gg: ASbGnctDOoE1hhjVrfFKWvyrC2WRuD6OeO/ALqVaGPS+W+RV0QUhULUcG0Op1DXWWiU GhrDYLJ79CAW1a5RvsOyoSxcOaT5ZXw8Bi3uYgiYA/oJg0y27gXz/7X2e1d8MoNvv6PcB7Azjwx K9CsMKfPlN6IuKdMdV6/mvVD1kHCLYuaaXKAKxN3Ovbm4H75od6tfMUIufsH8S/YYFST3VFY6Qt gHUj6rJKMi0131ZaAQerPO7OAuodk1VOd/e9p7fduH+xsV60LqIqnarWKDjI0Y= X-Google-Smtp-Source: AGHT+IFk0auuOSEMGnciND4l2mz9+cZddel/KBLfaVzSvurQUP+Dtfp0ANxD1pOywstqQU+3WfbhGA== X-Received: by 2002:a17:903:947:b0:216:725c:a122 with SMTP id d9443c01a7336-219e6e9e0eamr161030895ad.19.1734884689869; Sun, 22 Dec 2024 08:24:49 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Pierrick Bouvier Subject: [PATCH v3 03/51] tcg/optimize: Copy mask writeback to fold_masks Date: Sun, 22 Dec 2024 08:23:58 -0800 Message-ID: <20241222162446.2415717-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241222162446.2415717-1-richard.henderson@linaro.org> References: <20241222162446.2415717-1-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::629; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x629.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: 1734884848503116600 Content-Type: text/plain; charset="utf-8" Use of fold_masks should be restricted to those opcodes that can reliably make use of it -- those with a single output, and from higher-level folders that set up the masks. Prepare for conversion of each folder in turn. Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson --- tcg/optimize.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 6757fe0036..2aa57afd64 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1048,6 +1048,12 @@ static bool fold_masks(OptContext *ctx, TCGOp *op) { uint64_t z_mask =3D ctx->z_mask; uint64_t s_mask =3D ctx->s_mask; + const TCGOpDef *def =3D &tcg_op_defs[op->opc]; + TCGTemp *ts; + TempOptInfo *ti; + + /* Only single-output opcodes are supported here. */ + tcg_debug_assert(def->nb_oargs =3D=3D 1); =20 /* * 32-bit ops generate 32-bit results, which for the purpose of @@ -1059,14 +1065,19 @@ static bool fold_masks(OptContext *ctx, TCGOp *op) if (ctx->type =3D=3D TCG_TYPE_I32) { z_mask =3D (int32_t)z_mask; s_mask |=3D MAKE_64BIT_MASK(32, 32); - ctx->z_mask =3D z_mask; - ctx->s_mask =3D s_mask; } =20 if (z_mask =3D=3D 0) { return tcg_opt_gen_movi(ctx, op, op->args[0], 0); } - return false; + + ts =3D arg_temp(op->args[0]); + reset_ts(ctx, ts); + + ti =3D ts_info(ts); + ti->z_mask =3D z_mask; + ti->s_mask =3D s_mask; + return true; } =20 /* --=20 2.43.0