From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by 2002:a17:504:664e:b0:1be9:327d:8ee3 with SMTP id l14csp10209301njk; Fri, 3 Jan 2025 06:23:56 -0800 (PST) X-Google-Smtp-Source: AGHT+IEQvuCsf3Hokiw/6y26uAzTFjPaRVJZfECR8e+YUeYDwub5MK4YZa256RnN66X1gBphUrYX X-Received: by 2002:a5d:584b:0:b0:385:fb40:e57b with SMTP id ffacd0b85a97d-38a221ea3a0mr44674386f8f.15.1735914236444; Fri, 03 Jan 2025 06:23:56 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1735914236; cv=none; d=google.com; s=arc-20240605; b=ebNUoz5G1xh3IJ7AGKAjpIw7hU3VgTJ8Ccl8CHDAkq/b65clSmxuwl8WVf9gauBUjR Blp8W78mDi1daQTX6krSFhOQDqu55PWeIFn0167n5X/VIyfkXoUNDZnmzoY2us+b9ywv my1BNzfzCB/Cctjp9x1psHBDB8ZXKetdUwol7TMGNLKyZWS2xPitA9lC2cMGCirTscty TEwbUoSCl+kvPzqrIFSqwlScLLKJO2z7VlaNp/9qe7Rk2Z5Q9qf/91o04/TpSNf4Ew5+ Lcm09Yr2MOzfuOqa4+jmIGfvvkCt3IHryfXgLjI3qzAabgG0w6XUF4Gq/66LfDG4a+AL 3UgQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20240605; h=content-transfer-encoding:mime-version:message-id:date:references :in-reply-to:subject:cc:to:from:dkim-signature:dkim-signature :dkim-signature:dkim-signature; bh=GHVnQFXxVvW2+JU1tVsEDoToQVemvao2RFVeUK7VKEI=; fh=cdaS+BV9DXOis9/TSnFVpPZNwUMS+OQghHJkMQKHjjM=; b=GR7FBcToUtJqUfIHhnhHue7E2YytZQ7KUE9gEm7WBiaQbWW7Hz1AtHkvH1NCWK3QoK dggQSixJFTOQPu1xr+Zai9qKgMebo9fP3lbDhV/Hw48/ic5IhFtCUFGnsGLxRX5adK4t MyrCjZHNNNRqLvAyARbRUsPlZUFH90FvyeBGYRkpPlC81g46yfYDkU/UUZ4Wz2tfLgCC xxyXj+q+EyFKJkK0qV8dMWtMVwkaG8KZt5yEpvq4sk7TVTiaxxTzX7Zz3xFOHAu4QBq3 5Wlf+/Nsi3cQadcMlJLGxbejsxseiHYnLjSjJ58b/ALhYCmM1R7yy6gaqt7lJPq9Yc7Q tiQg==; dara=google.com ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=RP2JQsBN; dkim=neutral (no key) header.i=@suse.de; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=RP2JQsBN; dkim=neutral (no key) header.i=@suse.de; spf=pass (google.com: domain of farosas@suse.de designates 2a07:de40:b251:101:10:150:64:2 as permitted sender) smtp.mailfrom=farosas@suse.de; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=suse.de Return-Path: Received: from smtp-out2.suse.de (smtp-out2.suse.de. [2a07:de40:b251:101:10:150:64:2]) by mx.google.com with ESMTPS id ffacd0b85a97d-38a1c832ecfsi20287681f8f.218.2025.01.03.06.23.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Jan 2025 06:23:56 -0800 (PST) Received-SPF: pass (google.com: domain of farosas@suse.de designates 2a07:de40:b251:101:10:150:64:2 as permitted sender) client-ip=2a07:de40:b251:101:10:150:64:2; Authentication-Results: mx.google.com; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=RP2JQsBN; dkim=neutral (no key) header.i=@suse.de; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=RP2JQsBN; dkim=neutral (no key) header.i=@suse.de; spf=pass (google.com: domain of farosas@suse.de designates 2a07:de40:b251:101:10:150:64:2 as permitted sender) smtp.mailfrom=farosas@suse.de; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=suse.de Received: from imap1.dmz-prg2.suse.org (unknown [10.150.64.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 809171F38E; Fri, 3 Jan 2025 14:23:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1735914235; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=GHVnQFXxVvW2+JU1tVsEDoToQVemvao2RFVeUK7VKEI=; b=RP2JQsBNqi6EAOA9W4fzs8pu1EYFYNKEq3e25ieZxtjkmvcLo7IwQ6EtzU3aXzBC19RreX V5K4wObRJjWIZ1a0wbQnT7le/LrnoqrJi4A2kAxx+OmD1Nq+3MMAfabkzA4a23OaA8W1v6 KKxTN+1156zOcr+3V/oIvh6/TPWklq8= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1735914235; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=GHVnQFXxVvW2+JU1tVsEDoToQVemvao2RFVeUK7VKEI=; b=F66f749DWnZflnj5c+t4D9Rwyda7DtqLpr4Iw+/Tm8Ur0E2Xk0fHVE00nsb07mkgyn6odL SLtofB8UEKR1XxDw== Authentication-Results: smtp-out2.suse.de; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1735914235; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=GHVnQFXxVvW2+JU1tVsEDoToQVemvao2RFVeUK7VKEI=; b=RP2JQsBNqi6EAOA9W4fzs8pu1EYFYNKEq3e25ieZxtjkmvcLo7IwQ6EtzU3aXzBC19RreX V5K4wObRJjWIZ1a0wbQnT7le/LrnoqrJi4A2kAxx+OmD1Nq+3MMAfabkzA4a23OaA8W1v6 KKxTN+1156zOcr+3V/oIvh6/TPWklq8= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1735914235; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=GHVnQFXxVvW2+JU1tVsEDoToQVemvao2RFVeUK7VKEI=; b=F66f749DWnZflnj5c+t4D9Rwyda7DtqLpr4Iw+/Tm8Ur0E2Xk0fHVE00nsb07mkgyn6odL SLtofB8UEKR1XxDw== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 02DA4134E4; Fri, 3 Jan 2025 14:23:54 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id iltYLvryd2fiWwAAD6G6ig (envelope-from ); Fri, 03 Jan 2025 14:23:54 +0000 From: Fabiano Rosas To: Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , qemu-devel@nongnu.org Cc: Alex =?utf-8?Q?Benn=C3=A9e?= , Paolo Bonzini , Laurent Vivier , Peter Maydell , qemu-arm@nongnu.org, Philippe =?utf-8?Q?Mathi?= =?utf-8?Q?eu-Daud=C3=A9?= Subject: Re: [PATCH v6 2/4] tests/qtest/boot-serial-test: Reduce for() loop in PL011 tests In-Reply-To: <20250102105822.43532-3-philmd@linaro.org> References: <20250102105822.43532-1-philmd@linaro.org> <20250102105822.43532-3-philmd@linaro.org> Date: Fri, 03 Jan 2025 11:23:52 -0300 Message-ID: <87ed1k7z7r.fsf@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -4.28 X-Spamd-Result: default: False [-4.28 / 50.00]; BAYES_HAM(-2.98)[99.91%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MISSING_XM_UA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_SEVEN(0.00)[8]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,suse.de:mid,suse.de:email] X-Spam-Flag: NO X-Spam-Level: X-TUID: Hh8jnqtFj68N Philippe Mathieu-Daud=C3=A9 writes: > Since registers are not modified, we don't need > to refill their values. Directly jump to the previous > store instruction to keep filling the TXDAT register. > > The equivalent C code remains: > > while (true) { > *UART_DATA =3D 'T'; > } > > Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Fabiano Rosas