Mercurial > hg > truffle
view src/cpu/zero/vm/codeBuffer_zero.hpp @ 18415:6dc4f0be9a70
Add support of lzcnt and tzcnt
- support of lzcnt and tzcnt instructions,
- unit tests for lzcnt/tzcnt,
- ability to emit bsf/bsr in case lzcnt/tzcnt were turned off from the command line,
- tightening the stamps produced by ScanBitForward/ReverseNode nodes.
Contributed-By: Igor Veresov <igor.veresov@oracle.com>
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Wed, 19 Nov 2014 13:32:05 +0100 |
parents | f95d63e2154a |
children |
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/* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright 2007 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef CPU_ZERO_VM_CODEBUFFER_ZERO_HPP #define CPU_ZERO_VM_CODEBUFFER_ZERO_HPP private: void pd_initialize() {} #endif // CPU_ZERO_VM_CODEBUFFER_ZERO_HPP