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([71.212.144.252]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2f2ee26fc22sm4165260a91.51.2024.12.19.20.11.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Dec 2024 20:11:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1734667867; x=1735272667; 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=kJFQp3XDcUGaPuOK4fvrDeNPGWVUsOhxI6bHVAYiSaroStM1WCEOK41N+MFyWJoa2Y 6Oi8d2O6hr+dt5SDwXH9pP3IAs9X7MxApYEFbPy2beYC/XcWbBJgVv3vFoPHzGO/i5z/ HHqSoQxA77+DIQIOT9b4NN+O+lzwZu1xCXQdISD7AMJT18dA41ZHZnjG8BJ0Nj+PDmWW Iw5cWk2KVX97aHXugwxjODWWu1DVIg3vjeEHx/jL8l4pRW2a2uFuGnDzjU7OBaosiWIM Fwh+TuZ624PlWYR6KkrC3epaiCV/n77WOLAGlJqIqFC/aYad6yjobKQzeNxQcsI6R9CQ 0Yuw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734667867; x=1735272667; 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=L+mEMhQpb7ceqUusMre14WV1UebCi6Qb9o/UePeqsBcsxHBxOIRpbsxyNri5TUcu9C //gjlwfdsHXL9/U2hhWKIfLxIGn7YOehXmWm6fC3etYJBxe8mX2EdBswOCaJ1a3pGK1s jsYQfRIITjrEdyjTkQmYk4ucrHnctBYGvZdAHmROGDx9/8IEIN25HfYQQrPyZViNB3By 31uL7IFw+oRtUZyV/dd+lo6KvkJ5DqDXxqFSNxAumHC9kLEWs51dXLmr6oxUq+qjaCsc X8vHoOww6Qf2EQ/UYt/WstMT7havPzzovgS0FPNMsAg/5kk9HctcirLzW5bI1mBAor5N N+wA== X-Gm-Message-State: AOJu0Yyk20jHNis5LOut7mlfgkdC6c3g0H3y0xEAOPXIEXtuEuwlnprQ Q12fTDJByuuH8wOEfsfaPoeCRJd9bwenN9mXjftwVrq/PBlVz9DuUmLjQuS010LovDuRAiVYbB+ b X-Gm-Gg: ASbGnctuv+nL35KCr3buSvUigeDWeQfUvYwl0M8INuBV2okhuAz1Vy0jrw1lpFdD8rP WeilGphkB1c1vdycOSsQkkdQmO3grPJs5dlcO2n1ORHHwU2Wg69hGXW1673HLlSJxxd+V5GV4IL lBezSUEYVIBqujIpOQqua/g5JcS3OQEJ3ttrgV+fh/YcjQWR0vM9/rESS4cj6QZkdaFUJhtQ8wF j3Uq6LBM3gZ+Du6W/e/aV0jO+vJi9SDSnY55JZYmKFe+2xrxqLrvU4d+gi9zoA= X-Google-Smtp-Source: AGHT+IEV34fxF/0bTZuo/01YeuxSshEYE/h/B5W7IC/YiloAcbGVqA8Pyg4LxcmFXP6TWLEE3jR2pA== X-Received: by 2002:a17:90b:50c3:b0:2f2:a664:df20 with SMTP id 98e67ed59e1d1-2f452def241mr2418160a91.7.1734667867386; Thu, 19 Dec 2024 20:11:07 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Pierrick Bouvier Subject: [PATCH v2 03/51] tcg/optimize: Copy mask writeback to fold_masks Date: Thu, 19 Dec 2024 20:10:15 -0800 Message-ID: <20241220041104.53105-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241220041104.53105-1-richard.henderson@linaro.org> References: <20241220041104.53105-1-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::1031; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1031.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: 1734668065094116600 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