From nobody Fri Jun 10 14:13:02 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 5A9108382A9 for ; Fri, 10 Jun 2022 14:13:02 +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 4LKNGQ141dz3QVF for ; Fri, 10 Jun 2022 14:13:02 +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 0462C19DBA for ; Fri, 10 Jun 2022 14:13:02 +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 25AED16B053306 for ; Fri, 10 Jun 2022 14:13:01 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 25AED1ag053305 for toolchain@FreeBSD.org; Fri, 10 Jun 2022 14:13:01 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 14:13:02 +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=1654870382; 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=D4lLjh31zW1fLCx1LHZwQ5T8CGx88JGJSswsoSdiC7M=; b=AmB8AQxAqEVadZ1c2WLUBvXD5bSa/jpAZArE0g/PDGgxAm4sb1G5QGKUOnsJtsDGkIzo6k l8NSPEzR4+hm+vHKdmcQnx6jhLx3OVNZF5qMyJIaS+gXpqwynl2A9WLHeV2/ofdbrR44Wu TFq7KZpZXeWQhlbpmsP/Ky3Sk5L12wwzAmaqNIaup5j79eM8kc5SensJgmKPID4QVZw9hb c5BS9k/TUtjHI2CiqZf13d1zhAM/9ARb4STLTOq0n9zDqoZuM1IIL7WCiTMY1JTjTmTElU IrfSLaY56fGslm8PIdWKGbYTvoU96AtbTiL+RRVLG+c/J2vYq1vuENMASyQYiA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1654870382; a=rsa-sha256; cv=none; b=woZ++xO2vdl/M/XNAZ4qdKM+RGUBUzx3Kdm/IjzxyrhUSfzK8fVkErV9AROvG/Z+j2GEpM /faHY9ygxxZPOdROFOtfxf9K63a2JJlfZoHrtoAhMDRIlFA4E7YkjHvkwhZo3OpaGLDl/C kgcxRrUxyo/4og5Zkww86VydvB3vVLAjFksxNzkVJyf2JPsdjqKucWRUpeo+7KmhagBPpd A59+ISVV8IXyx4ak4Ltv5g5PB2PL6Pet0k91TcFjwHK2sF7NVtGUyJLm3l8m/MZYPQ31Eo yhNKGI7gZWMyWTW6gpdpaS7sp2p8z+RSNgfaEloTxeC/3Z+67VbK0mlw+XJJUw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D264590 --- Comment #6 from var@schellong.biz --- Clang -S -masm=3Datt test.c #APP fldpi fld1 fdivp %st(1) #NO_APP Clang -S -masm=3Dintel test.c #APP fldpi fld1 fdivrp st(1) #NO_APP From _constant_ source: __asm__ ("\n\t" "fldpi \n\t" "fld1 \n\t" "fdivp \n\t" : "=3Dt"(y) : : ); This wrong behavior is truly powerful... --=20 You are receiving this mail because: You are the assignee for the bug.=