Mercurial > hg > truffle
annotate graal/com.oracle.graal.lir/src/com/oracle/graal/lir/constopt/DefUseTree.java @ 18163:c88ab4f1f04a
re-enabled Checkstyle with the release of 6.0 that supports Java 8; fixed existing Checkstyle warnings
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Fri, 24 Oct 2014 16:18:10 +0200 |
| parents | 2451521ed26f |
| children | 9619ba4daf4c |
| rev | line source |
|---|---|
| 16952 | 1 /* |
| 2 * Copyright (c) 2014, 2014, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
| 23 package com.oracle.graal.lir.constopt; | |
| 24 | |
| 25 import java.util.*; | |
| 26 import java.util.function.*; | |
| 27 | |
| 28 import com.oracle.graal.api.meta.*; | |
| 29 import com.oracle.graal.compiler.common.cfg.*; | |
| 30 import com.oracle.graal.lir.*; | |
| 31 import com.oracle.graal.lir.StandardOp.MoveOp; | |
| 32 | |
| 33 /** | |
| 34 * Represents def-use tree of a constant. | |
| 35 */ | |
| 36 class DefUseTree { | |
| 37 private final LIRInstruction instruction; | |
| 38 private final AbstractBlock<?> block; | |
| 39 private final List<UseEntry> uses; | |
| 40 | |
| 41 public DefUseTree(LIRInstruction instruction, AbstractBlock<?> block) { | |
| 42 assert instruction instanceof MoveOp : "Not a MoveOp: " + instruction; | |
| 43 this.instruction = instruction; | |
| 44 this.block = block; | |
| 45 this.uses = new ArrayList<>(); | |
| 46 } | |
| 47 | |
| 48 public Variable getVariable() { | |
| 49 return (Variable) ((MoveOp) instruction).getResult(); | |
| 50 } | |
| 51 | |
| 52 public Constant getConstant() { | |
| 53 return (Constant) ((MoveOp) instruction).getInput(); | |
| 54 } | |
| 55 | |
| 56 public LIRInstruction getInstruction() { | |
| 57 return instruction; | |
| 58 } | |
| 59 | |
| 60 public AbstractBlock<?> getBlock() { | |
| 61 return block; | |
| 62 } | |
| 63 | |
| 64 @Override | |
| 65 public String toString() { | |
| 66 return "DefUseTree [" + instruction + "|" + block + "," + uses + "]"; | |
| 67 } | |
| 68 | |
| 69 public void addUsage(AbstractBlock<?> b, LIRInstruction inst, ValuePosition position) { | |
| 70 uses.add(new UseEntry(b, inst, position)); | |
| 71 } | |
| 72 | |
| 73 public int usageCount() { | |
| 74 return uses.size(); | |
| 75 } | |
| 76 | |
| 77 public void forEach(Consumer<? super UseEntry> action) { | |
| 78 uses.forEach(action); | |
| 79 } | |
| 80 | |
|
18163
c88ab4f1f04a
re-enabled Checkstyle with the release of 6.0 that supports Java 8; fixed existing Checkstyle warnings
Doug Simon <doug.simon@oracle.com>
parents:
16952
diff
changeset
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81 } |