From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-44.mimecast.com (us-smtp-delivery-44.mimecast.com [207.211.30.44]) by sourceware.org (Postfix) with ESMTPS id 9DC32384476F for ; Sat, 4 May 2024 08:31:04 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 9DC32384476F Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=none smtp.mailfrom=localhost.redhat.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 9DC32384476F Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=207.211.30.44 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1714811472; cv=none; b=C8aKz4Y69j2x0Gf4ri/DDVgpPZKERA7D3fnsbPR4PiHKT4T2tthIXu89JIuJtPBKfFlkicRCrd5pmUgcKtmCYZsxWjOvfWOgudID3M9kCC0gHbVOPxzUcDR317ZLhqfAKY2IlYdA+YuPWgoz2o++G+r8ibp/H7tzJkTZGUOytjI= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1714811472; c=relaxed/simple; bh=lIzmzi2Bf4NuRsjxyIe2rcL+/Fn7Sdu9IDU7iKv6Hkc=; h=DKIM-Signature:From:To:Subject:Date:Message-ID:MIME-Version; b=tNahO5SXvGe0uQQGpxZqUhx1+3T/Z4c3PuI7NONHOgRh5kT7zR7ZanRHuMavUEMkVp8wU8SNuZO8gUYfxP0IVZTCFt8REoDSWv0XNuiGx6DFtaQoYBs3f1kaw2HzFjTf/sH0vTWm+foMrGCnwOUPhxWKp7PpWhWoVxvwdAvYrNM= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1714811464; h=from:from:reply-to:subject:subject: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=mecxNRCL5feWVwoCBFo5BuNfGxgYgU3IG9lf/9n4GE4=; b=Bsz0gfRlGE47cFxwxwgNSxOQMsOAxyeoxRLyDJU4YUVFu5KNs+zQPGTac8cN957oOYTgJl QNYK4h1Ia+8wpVyN63uHpKrBZKI5xydVmtC95kmNHjUYrowzTP2CQmn8nGSCXNyb9eZSXo 2gDz5vN6k9wOioD6CT4BPk8/GgosKWo= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-513-Cxb2pysjM-O-0po_U9vX5w-1; Sat, 04 May 2024 04:31:02 -0400 X-MC-Unique: Cxb2pysjM-O-0po_U9vX5w-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 52AFE834FBE for ; Sat, 4 May 2024 08:31:02 +0000 (UTC) Received: from abulafia.quesejoda.com (unknown [10.39.192.71]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0F359200B08F; Sat, 4 May 2024 08:31:01 +0000 (UTC) Received: from abulafia.quesejoda.com (localhost [127.0.0.1]) by abulafia.quesejoda.com (8.18.1/8.17.1) with ESMTPS id 4448V0qe139844 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Sat, 4 May 2024 10:31:00 +0200 Received: (from aldyh@localhost) by abulafia.quesejoda.com (8.18.1/8.18.1/Submit) id 4448V0u9139843; Sat, 4 May 2024 10:31:00 +0200 From: Aldy Hernandez To: GCC patches Cc: Andrew MacLeod , Aldy Hernandez Subject: [COMMITTED 15/23] Implement operator_bitwise_and for prange. Date: Sat, 4 May 2024 10:30:43 +0200 Message-ID: <20240504083056.139719-16-aldyh@redhat.com> In-Reply-To: <20240504083056.139719-1-aldyh@redhat.com> References: <20240504083056.139719-1-aldyh@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.6 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=WINDOWS-1252; x-default=true X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,NO_DNS_FOR_FROM,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: gcc/ChangeLog: =09* range-op-mixed.h: Add overloaded declarations for pointer variants. =09* range-op-ptr.cc (operator_bitwise_and::fold_range): New. =09(operator_bitwise_and::pointers_handled_p): New. --- gcc/range-op-mixed.h | 6 ++++++ gcc/range-op-ptr.cc | 30 ++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+) diff --git a/gcc/range-op-mixed.h b/gcc/range-op-mixed.h index 0df300781f1..6158fc51f8e 100644 --- a/gcc/range-op-mixed.h +++ b/gcc/range-op-mixed.h @@ -712,10 +712,15 @@ private: class operator_bitwise_and : public range_operator { public: + using range_operator::fold_range; using range_operator::op1_range; using range_operator::op2_range; using range_operator::lhs_op1_relation; using range_operator::update_bitmask; + bool fold_range (prange &r, tree type, +=09=09 const prange &op1, +=09=09 const prange &op2, +=09=09 relation_trio) const final override; bool op1_range (irange &r, tree type, =09=09 const irange &lhs, const irange &op2, =09=09 relation_trio rel =3D TRIO_VARYING) const override; @@ -730,6 +735,7 @@ public: // Check compatibility of all operands. bool operand_check_p (tree t1, tree t2, tree t3) const final override { return range_compatible_p (t1, t2) && range_compatible_p (t1, t3); } + bool pointers_handled_p (range_op_dispatch_type, unsigned) const final o= verride; protected: void wi_fold (irange &r, tree type, const wide_int &lh_lb, =09=09const wide_int &lh_ub, const wide_int &rh_lb, diff --git a/gcc/range-op-ptr.cc b/gcc/range-op-ptr.cc index b90b8bb9f65..8d5049b1daf 100644 --- a/gcc/range-op-ptr.cc +++ b/gcc/range-op-ptr.cc @@ -1189,6 +1189,36 @@ operator_addr_expr::pointers_handled_p (range_op_dis= patch_type type, } } =20 +bool +operator_bitwise_and::fold_range (prange &r, tree type, +=09=09=09=09 const prange &op1, +=09=09=09=09 const prange &op2 ATTRIBUTE_UNUSED, +=09=09=09=09 relation_trio) const +{ + // For pointer types, we are really only interested in asserting + // whether the expression evaluates to non-NULL. + if (op1.zero_p () || op2.zero_p ()) + r.set_zero (type); + else + r.set_varying (type); + + update_known_bitmask (r, BIT_AND_EXPR, op1, op2); + return true; +} + +bool +operator_bitwise_and::pointers_handled_p (range_op_dispatch_type type, +=09=09=09=09=09 unsigned dispatch) const +{ + switch (type) + { + case DISPATCH_FOLD_RANGE: + return dispatch =3D=3D RO_PPP; + default: + return true; + } +} + // Initialize any pointer operators to the primary table =20 void --=20 2.44.0