From nobody Thu Oct 2 09:29:08 2025 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4ccmhP0Fxvz69Rhv; Thu, 02 Oct 2025 09:29:09 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (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 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R12" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ccmhN5T29z3S2X; Thu, 02 Oct 2025 09:29:08 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1759397348; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=lK3bqYolY5Chw8ZizdWeyyvz4PXkxECr+Vjhhk2APBo=; b=GsezVHqWekIiQfhNfBdHjUmtseenfBu8VSnoWUgEaw/guIyJOdGMUxv3BuHhFus4xvFmfH PsRrJB6ThTJ7ne+y3lFRj6q4OPrlFIj3GvBQQ1ZlKVO4jhVNUPwGisHBB6luxI2EZDqeFR GP1ywEYQxGdOlACE13N90jK4UMZiWOTT+V0I5QNyy2+GEFrKOzSwAnd4ECuSw/fV/pDaGw 49jREhhbX0joXAzTAltki0kZlbz44wsNO9FXTQOHYnOUJCBEeRi/E4MzX50O5bJIOOLxvB xi20EhLRSKzSJS66kGZKXdWLoZb6zMzgj9nVxYLeZZZSGsub+R4C533YVI9YTQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1759397348; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=lK3bqYolY5Chw8ZizdWeyyvz4PXkxECr+Vjhhk2APBo=; b=MYJ6r8MZncLrxIUkSZUspdbG+R/3iAgcC4QznnjssvXLbLFaZB6D4I5n2sjXdSPeKvDbFp msvlcpoPRx03K4YpUbJ3B8aRVTnokgVwagu3prsjBj/RJ9DGNUuc2VzMtIdjMkD0gCMAqz 5yK3MR+/dgwgg0pEOzTgE6TysgkMFnaxniCS+DhZkR/a+Q1JlgsCzaw8aD1AKPO6SGlIM3 UhNlT4f6Wg6VwYmHTZhnXgAsWoAkrOvmE+sZA4Twh8T8OM0wS4deaIO4LlsBq+a+XKKe7L OFdXOhG0XqBUXeR7oOhGspzBoafIL6G5RJWJizyLD2tAgKHEdD9rXSirK7Fsxw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1759397348; a=rsa-sha256; cv=none; b=jdOaFRIOPuPVNYFfkdphmf5n1i0P+TaMkM6ukUjt/C3YPEcQTQXY/8CUVtuQhohWBRKJbJ VX0sertC4xPwaYRlDCRk+FZMxvr5vtYWpSGyzx1SIGWxd5Z+5z2/MMezeb5dPTECN5L2q5 0/zSoSrExo8XGrMvujmSGkolJhHobBV3XdFp53dMeiX5YoblLMyaAHr0KFFVWMJ050xPbW rC55PVpLTQu1nM1szXE0Y4/cN05G934LYlil1v8xNOQWzkVkyTBM9tic/FG0BZU2HPtLNb 8hJ8G8MrHqCLHQvvxExKaWtwSSjWL5FkKy8LLo5q1E/IqnSnXXOnRADErHd05g== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4ccmhN51mXz128S; Thu, 02 Oct 2025 09:29:08 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 5929T8h4051189; Thu, 2 Oct 2025 09:29:08 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 5929T8SG051186; Thu, 2 Oct 2025 09:29:08 GMT (envelope-from git) Date: Thu, 2 Oct 2025 09:29:08 GMT Message-Id: <202510020929.5929T8SG051186@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Brooks Davis Subject: git: f7b6ea699b23 - main - arch.7: correct claim about ILP32 alignment List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: brooks X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: f7b6ea699b23b3af81866ef3aafb398c2c0d45af Auto-Submitted: auto-generated The branch main has been updated by brooks: URL: https://cgit.FreeBSD.org/src/commit/?id=f7b6ea699b23b3af81866ef3aafb398c2c0d45af commit f7b6ea699b23b3af81866ef3aafb398c2c0d45af Author: Brooks Davis AuthorDate: 2025-10-02 09:25:53 +0000 Commit: Brooks Davis CommitDate: 2025-10-02 09:28:35 +0000 arch.7: correct claim about ILP32 alignment Only i386 lays out structures with weak (4-byte) alightment. It may be that access works when weakly aligned, but from an ABI perspective, it's all about struct layout. Reviewed by: kib, emaste Sponsored by: Innovate UK Differential Revision: https://reviews.freebsd.org/D52818 --- share/man/man7/arch.7 | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/share/man/man7/arch.7 b/share/man/man7/arch.7 index 3b7576dc67cb..5de441aed699 100644 --- a/share/man/man7/arch.7 +++ b/share/man/man7/arch.7 @@ -183,9 +183,9 @@ On all supported architectures: Integers are represented in two's complement. Alignment of integer and pointer types is natural, that is, the address of the variable must be congruent to zero modulo the type size. -Most ILP32 ABIs, except -.Dv arm , -require only 4-byte alignment for 64-bit integers. +The sole exception is that +.Dv i386 +requires only 4-byte alignment for 64-bit integers. .Pp Machine-dependent type sizes: .Bl -column -offset indent "Architecture" "void *" "long double" "time_t"