From nobody Fri Jun 10 13:19:04 2022 X-Original-To: toolchain@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 288E085F492 for ; Fri, 10 Jun 2022 13:19:04 +0000 (UTC) (envelope-from bugzilla-noreply@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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4LKM4760fzz3GdM for ; Fri, 10 Jun 2022 13:19:03 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 AE93C19613 for ; Fri, 10 Jun 2022 13:19:03 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 25ADJ3qU020115 for ; Fri, 10 Jun 2022 13:19:03 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 25ADJ3q1020114 for toolchain@FreeBSD.org; Fri, 10 Jun 2022 13:19:03 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: toolchain@FreeBSD.org Subject: [Bug 264590] assembler generates wrong opcodes of instructions fdiv fdivp fdivr fdivrp fsub fsubp fsubr fsubrp Date: Fri, 10 Jun 2022 13:19:04 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: gnu X-Bugzilla-Version: 11.4-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: var@schellong.biz X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: toolchain@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Maintenance of FreeBSD s integrated toolchain List-Archive: https://lists.freebsd.org/archives/freebsd-toolchain List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-toolchain@freebsd.org X-BeenThere: freebsd-toolchain@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1654867143; 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: in-reply-to:in-reply-to:references:references; bh=3wnVyQCDoWAWoK4TtydDd9xVQgQeAHVF1iAbgHigF3c=; b=q8JStPa0Zv0uGPStYcBPd1v9GJOMYm70XdGm405IXq0hd1OkQGit31y5h0bODYM0UGfMwK ZUZ5op1bjVPEfCo+9avlXnPFrSVJ9d3xvx/pimcDPIsbtrGhSbhA4+x4xKRT//rexoyRrX 6kuKH4v1yrGyHPl5xu5FVIzvvRbvTZqvB6ydX7du9OixqNDN1WfJKrY+0tw3cN2bzSUrVH RZb9qUbhDcOWe1ym86DgeSu9fb4Wlmq7cvFypgNS9uZ5REb1LRTfFhJGEBB3y98bb0awBF jfB/5sH7VRq+1UVd4BqanjjO2qjpLz4bSIJYM7ur47VyoJMdLe/XBy2f5ppDag== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1654867143; a=rsa-sha256; cv=none; b=oKs0wMOS5CKxjGhUAcuTcUo24V7j4KTuYNlGhnpSnCqJr9fKRwvwqcUgwejOZYkcs+x6na G+GAQtQP0vQ/RXT8okgG3OVi0BmJWLIaOSAvuCEGUydQ73QMDOCbGF0LoAWx050jRwfGvO 0qr+tiDszOLnTYnqPXqCqBMwfDOc3M0KtrUCrzdCCfzdhr45DNxhNEw4eavc7k41dkKvO4 J5rkrCAcdwZvWScXRRQ1JNpUoRU/dLdd1VH/2Qs+9ek3HnpcDyT2RDC0qNyE8WgQKL0lbK E6hrg2U8IT27j26D+eCbSJmjnI7X1zmMsEwSaPHtbtRBYHR7qH25B7A8aXaEsA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D264590 --- Comment #4 from var@schellong.biz --- The assembler exchanges fdivp <=3D=3D> fdivrp, fsubp <=3D=3D> fsubrp Old code from 1991: I have therein to change fsubr --> fsub, fdivr --> fdiv to get _today_ correct behavior. -------------------------------------------------------- ; sc/24.1.91 TITLE acos87 .386 .387 .MODEL small PUBLIC _acos87 .DATA COMM _deg_87:DWORD .DATA? .CONST $radtodeg DT 57.295779513082320876798 ALIGN 4 .CODE _acos87 PROC fld QWORD PTR [esp+4] fld st fmul st, st fld1 fsubr fsqrt fdivr fld1 fpatan mov eax, _deg_87 cmp eax, 0 jg SHORT $deg ret --=20 You are receiving this mail because: You are the assignee for the bug.=