Mercurial > hg > truffle
view graal/com.oracle.graal.lir.hsail/src/com/oracle/graal/lir/hsail/HSAILAddressValue.java @ 11469:88316d1c4644
Truffle-DSL: preparations for implicit casts
author | Christian Humer <christian.humer@gmail.com> |
---|---|
date | Fri, 30 Aug 2013 11:37:42 +0200 |
parents | 4ef92b67aeae |
children | eb2def6529bc |
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/* * Copyright (c) 2009, 2012, 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.graal.lir.hsail; import static com.oracle.graal.api.code.ValueUtil.*; import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; import com.oracle.graal.lir.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.hsail.*; /** * Represents an address value used in HSAIL code. */ public final class HSAILAddressValue extends CompositeValue { private static final long serialVersionUID = 1802222435353022623L; @Component({REG, LIRInstruction.OperandFlag.ILLEGAL}) private AllocatableValue base; private final long displacement; /** * Creates an {@link HSAILAddressValue} with given base register and no displacement. * * @param kind the kind of the value being addressed * @param base the base register */ public HSAILAddressValue(Kind kind, AllocatableValue base) { this(kind, base, 0); } /** * Creates an {@link HSAILAddressValue} with given base register and a displacement. This is the * most general constructor. * * @param kind the kind of the value being addressed * @param base the base register * @param displacement the displacement */ public HSAILAddressValue(Kind kind, AllocatableValue base, long displacement) { super(kind); this.base = base; this.displacement = displacement; assert !isStackSlot(base); } public HSAILAddress toAddress() { Register baseReg = base == Value.ILLEGAL ? Register.None : asRegister(base); return new HSAILAddress(baseReg, displacement); } @Override public String toString() { StringBuilder s = new StringBuilder(); s.append(getKind().getJavaName()).append("["); String sep = ""; if (isLegal(base)) { s.append(base); sep = " + "; } if (displacement < 0) { s.append(" - ").append(-displacement); } else if (displacement > 0) { s.append(sep).append(displacement); } s.append("]"); return s.toString(); } @Override public boolean equals(Object obj) { if (obj instanceof HSAILAddressValue) { HSAILAddressValue addr = (HSAILAddressValue) obj; return getKind() == addr.getKind() && displacement == addr.displacement && base.equals(addr.base); } return false; } @Override public int hashCode() { return base.hashCode() ^ ((int) displacement << 4) ^ (getKind().ordinal() << 12); } }