Mercurial > hg > graal-compiler
view graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/ir/FloatRem.java @ 3516:9b59afa78775
Remove copy method from nodes.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Mon, 08 Aug 2011 23:27:54 +0200 |
parents | ce7cf6d16b38 |
children | 16cee060c446 |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. * 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. */ package com.oracle.max.graal.compiler.ir; import com.oracle.max.graal.compiler.phases.CanonicalizerPhase.NotifyReProcess; import com.oracle.max.graal.compiler.phases.CanonicalizerPhase.*; import com.oracle.max.graal.graph.*; import com.sun.cri.bytecode.*; import com.sun.cri.ci.*; public final class FloatRem extends FloatArithmetic { private static final FloatRemCanonicalizerOp CANONICALIZER = new FloatRemCanonicalizerOp(); public FloatRem(CiKind kind, Value x, Value y, boolean isStrictFP, Graph graph) { super(kind, kind == CiKind.Double ? Bytecodes.DREM : Bytecodes.FREM, x, y, isStrictFP, graph); } @Override public String shortName() { return "%"; } @SuppressWarnings("unchecked") @Override public <T extends Op> T lookup(Class<T> clazz) { if (clazz == CanonicalizerOp.class) { return (T) CANONICALIZER; } return super.lookup(clazz); } private static class FloatRemCanonicalizerOp implements CanonicalizerOp { @Override public Node canonical(Node node, NotifyReProcess reProcess) { FloatRem rem = (FloatRem) node; Value x = rem.x(); Value y = rem.y(); if (x.isConstant() && y.isConstant()) { CiKind kind = rem.kind; Graph graph = rem.graph(); if (kind == CiKind.Float) { return Constant.forFloat(x.asConstant().asFloat() % y.asConstant().asFloat(), graph); } else { assert kind == CiKind.Double; return Constant.forDouble(x.asConstant().asDouble() % y.asConstant().asDouble(), graph); } } return rem; } } }