truffle: graal/GraalCompiler/src/com/sun/c1x/ir/BlockBegin.java annotate

annotate graal/GraalCompiler/src/com/sun/c1x/ir/BlockBegin.java @ 2581:4a36a0bd6d18

added GraalGraph to classpath, Node as superclass of Value

author	Lukas Stadler <lukas.stadler@jku.at>
date	Thu, 05 May 2011 13:27:48 +0200
parents	cc1f1d396288
children	768d77a1c7af

rev	line source
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	1 /*
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	4 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	7 * published by the Free Software Foundation.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	8 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	13 * accompanied this code).
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	14 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	18 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	21 * questions.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	22 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	23 package com.sun.c1x.ir;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	24
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	25 import java.util.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	26
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	27 import com.sun.c1x.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	28 import com.sun.c1x.asm.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	29 import com.sun.c1x.debug.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	30 import com.sun.c1x.lir.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	31 import com.sun.c1x.util.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	32 import com.sun.c1x.value.*;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	33 import com.sun.cri.ci.*;
2565 cc1f1d396288 Remove inlining (3rd part) Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2564 diff changeset	34 import com.sun.cri.ri.*;
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	35
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	36 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	37 * Denotes the beginning of a basic block, and holds information
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	38 * about the basic block, including the successor and
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	39 * predecessor blocks, exception handlers, liveness information, etc.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	40 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	41 * @author Ben L. Titzer
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	42 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	43 public final class BlockBegin extends Instruction {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	44 private static final List<BlockBegin> NO_HANDLERS = Collections.emptyList();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	45
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	46 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	47 * An enumeration of flags for block entries indicating various things.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	48 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	49 public enum BlockFlag {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	50 StandardEntry,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	51 ExceptionEntry,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	52 SubroutineEntry,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	53 BackwardBranchTarget,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	54 IsOnWorkList,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	55 WasVisited,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	56 DefaultExceptionHandler,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	57 ParserLoopHeader,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	58 CriticalEdgeSplit,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	59 LinearScanLoopHeader,
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	60 LinearScanLoopEnd;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	61
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	62 public final int mask = 1 << ordinal();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	63 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	64
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	65 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	66 * A unique id used in tracing.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	67 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	68 public final int blockID;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	69
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	70 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	71 * Denotes the current set of {@link BlockBegin.BlockFlag} settings.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	72 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	73 private int blockFlags;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	74
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	75 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	76 * The frame state before execution of the first instruction in this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	77 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	78 private FrameState stateBefore;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	79
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	80 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	81 * A link to the last node in the block (which contains the successors).
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	82 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	83 private BlockEnd end;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	84
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	85 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	86 * The {@link BlockBegin} nodes for which this node is a successor.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	87 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	88 private final List<BlockBegin> predecessors;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	89
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	90 private int depthFirstNumber;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	91 private int linearScanNumber;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	92 private int loopDepth;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	93 private int loopIndex;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	94
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	95 private BlockBegin dominator;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	96 private List<BlockBegin> exceptionHandlerBlocks;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	97 private List<FrameState> exceptionHandlerStates;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	98
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	99 // LIR block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	100 public LIRBlock lirBlock;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	101
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	102 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	103 * Constructs a new BlockBegin at the specified bytecode index.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	104 * @param bci the bytecode index of the start
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	105 * @param blockID the ID of the block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	106 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	107 public BlockBegin(int bci, int blockID) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	108 super(CiKind.Illegal);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	109 this.blockID = blockID;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	110 depthFirstNumber = -1;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	111 linearScanNumber = -1;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	112 predecessors = new ArrayList<BlockBegin>(2);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	113 loopIndex = -1;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	114 setBCI(bci);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	115 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	116
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	117 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	118 * Gets the list of predecessors of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	119 * @return the predecessor list
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	120 */
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	121 public List<BlockBegin> blockPredecessors() {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	122 return predecessors;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	123 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	124
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	125 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	126 * Gets the dominator of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	127 * @return the dominator block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	128 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	129 public BlockBegin dominator() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	130 return dominator;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	131 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	132
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	133 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	134 * Sets the dominator block for this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	135 * @param dominator the dominator for this block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	136 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	137 public void setDominator(BlockBegin dominator) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	138 this.dominator = dominator;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	139 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	140
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	141 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	142 * Gets the depth first traversal number of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	143 * @return the depth first number
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	144 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	145 public int depthFirstNumber() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	146 return depthFirstNumber;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	147 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	148
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	149 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	150 * Gets the linear scan number of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	151 * @return the linear scan number
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	152 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	153 public int linearScanNumber() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	154 return linearScanNumber;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	155 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	156
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	157 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	158 * Gets the loop depth of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	159 * @return the loop depth
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	160 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	161 public int loopDepth() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	162 return loopDepth;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	163 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	164
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	165 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	166 * Gets the loop index of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	167 * @return the loop index
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	168 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	169 public int loopIndex() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	170 return loopIndex;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	171 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	172
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	173 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	174 * Gets the block end associated with this basic block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	175 * @return the block end
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	176 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	177 public BlockEnd end() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	178 return end;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	179 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	180
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	181 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	182 * Gets the state at the start of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	183 * @return the state at the start of this block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	184 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	185 @Override
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	186 public FrameState stateBefore() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	187 return stateBefore;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	188 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	189
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	190 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	191 * Sets the initial state for this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	192 * @param stateBefore the state for this block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	193 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	194 public void setStateBefore(FrameState stateBefore) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	195 assert this.stateBefore == null;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	196 this.stateBefore = stateBefore;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	197 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	198
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	199 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	200 * Gets the exception handlers that cover one or more instructions of this basic block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	201 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	202 * @return the exception handlers
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	203 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	204 public List<BlockBegin> exceptionHandlerBlocks() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	205 return exceptionHandlerBlocks == null ? NO_HANDLERS : exceptionHandlerBlocks;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	206 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	207
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	208 public List<FrameState> exceptionHandlerStates() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	209 return exceptionHandlerStates;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	210 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	211
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	212 public void setDepthFirstNumber(int depthFirstNumber) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	213 assert depthFirstNumber >= 0;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	214 this.depthFirstNumber = depthFirstNumber;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	215 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	216
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	217 public void setLinearScanNumber(int linearScanNumber) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	218 this.linearScanNumber = linearScanNumber;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	219 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	220
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	221 public void setLoopDepth(int loopDepth) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	222 this.loopDepth = loopDepth;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	223 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	224
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	225 public void setLoopIndex(int loopIndex) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	226 this.loopIndex = loopIndex;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	227 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	228
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	229 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	230 * Set the block end for this block begin. This method will
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	231 * reset this block's successor list and rebuild it to be equivalent
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	232 * to the successor list of the specified block end.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	233 * @param end the new block end for this block begin
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	234 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	235 public void setEnd(BlockEnd end) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	236 assert end != null;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	237 BlockEnd old = this.end;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	238 if (old != end) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	239 if (old != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	240 // disconnect this block from the old end
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	241 old.setBegin(null);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	242 // disconnect this block from its current successors
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	243 for (BlockBegin s : old.blockSuccessors()) {
4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	244 s.blockPredecessors().remove(this);
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	245 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	246 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	247 this.end = end;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	248 end.setBegin(this);
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	249 for (BlockBegin s : end.blockSuccessors()) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	250 s.addPredecessor(this);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	251 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	252 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	253 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	254
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	255 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	256 * Set a flag on this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	257 * @param flag the flag to set
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	258 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	259 public void setBlockFlag(BlockFlag flag) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	260 blockFlags \|= flag.mask;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	261 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	262
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	263 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	264 * Clear a flag on this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	265 * @param flag the flag to clear
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	266 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	267 public void clearBlockFlag(BlockFlag flag) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	268 blockFlags &= ~flag.mask;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	269 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	270
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	271 public void copyBlockFlag(BlockBegin other, BlockFlag flag) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	272 setBlockFlag(flag, other.checkBlockFlag(flag));
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	273 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	274
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	275 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	276 * Check whether this block has the specified flag set.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	277 * @param flag the flag to test
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	278 * @return {@code true} if this block has the flag
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	279 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	280 public boolean checkBlockFlag(BlockFlag flag) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	281 return (blockFlags & flag.mask) != 0;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	282 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	283
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	284 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	285 * Iterate over this block, its exception handlers, and its successors, in that order.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	286 * @param closure the closure to apply to each block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	287 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	288 public void iteratePreOrder(BlockClosure closure) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	289 // XXX: identity hash map might be too slow, consider a boolean array or a mark field
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	290 iterate(new IdentityHashMap<BlockBegin, BlockBegin>(), closure);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	291 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	292
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	293 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	294 * Iterate over all blocks transitively reachable from this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	295 * @param closure the closure to apply to each block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	296 * @param predecessors {@code true} if also to include this blocks predecessors
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	297 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	298 public void iterateAnyOrder(BlockClosure closure, boolean predecessors) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	299 IdentityHashMap<BlockBegin, BlockBegin> mark = new IdentityHashMap<BlockBegin, BlockBegin>();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	300 LinkedList<BlockBegin> queue = new LinkedList<BlockBegin>();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	301 queue.offer(this);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	302 mark.put(this, this);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	303 BlockBegin block;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	304 while ((block = queue.poll()) != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	305 closure.apply(block);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	306 queueBlocks(queue, block.exceptionHandlerBlocks(), mark);
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	307 queueBlocks(queue, block.end.blockSuccessors(), mark);
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	308 queueBlocks(queue, predecessors ? block.predecessors : null, mark);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	309 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	310 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	311
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	312 private void queueBlocks(LinkedList<BlockBegin> queue, List<BlockBegin> list, IdentityHashMap<BlockBegin, BlockBegin> mark) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	313 if (list != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	314 for (BlockBegin b : list) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	315 if (!mark.containsKey(b)) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	316 queue.offer(b);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	317 mark.put(b, b);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	318 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	319 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	320 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	321 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	322
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	323 private void iterate(IdentityHashMap<BlockBegin, BlockBegin> mark, BlockClosure closure) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	324 if (!mark.containsKey(this)) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	325 mark.put(this, this);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	326 closure.apply(this);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	327 BlockEnd e = end();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	328 if (exceptionHandlerBlocks != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	329 iterateReverse(mark, closure, exceptionHandlerBlocks);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	330 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	331 assert e != null : "block must have block end";
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	332 iterateReverse(mark, closure, e.blockSuccessors());
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	333 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	334 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	335
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	336 private void iterateReverse(IdentityHashMap<BlockBegin, BlockBegin> mark, BlockClosure closure, List<BlockBegin> list) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	337 for (int i = list.size() - 1; i >= 0; i--) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	338 list.get(i).iterate(mark, closure);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	339 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	340 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	341
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	342 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	343 * Adds an exception handler that covers one or more instructions in this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	344 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	345 * @param handler the entry block for the exception handler to add
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	346 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	347 public void addExceptionHandler(BlockBegin handler) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	348 assert handler != null && handler.checkBlockFlag(BlockBegin.BlockFlag.ExceptionEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	349 if (exceptionHandlerBlocks == null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	350 exceptionHandlerBlocks = new ArrayList<BlockBegin>(3);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	351 exceptionHandlerBlocks.add(handler);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	352 } else if (!exceptionHandlerBlocks.contains(handler)) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	353 exceptionHandlerBlocks.add(handler);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	354 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	355 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	356
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	357 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	358 * Adds a frame state that merges into the exception handler whose entry is this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	359 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	360 * @param state the frame state at an instruction that raises an exception that can be caught by the exception
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	361 * handler represented by this block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	362 * @return the index of {@code state} in the list of frame states merging at this block (i.e. the frames states for
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	363 * all instruction throwing an exception caught by this exception handler)
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	364 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	365 public int addExceptionState(FrameState state) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	366 assert checkBlockFlag(BlockBegin.BlockFlag.ExceptionEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	367 if (exceptionHandlerStates == null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	368 exceptionHandlerStates = new ArrayList<FrameState>(4);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	369 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	370 exceptionHandlerStates.add(state);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	371 return exceptionHandlerStates.size() - 1;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	372 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	373
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	374 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	375 * Add a predecessor to this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	376 * @param pred the predecessor to add
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	377 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	378 public void addPredecessor(BlockBegin pred) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	379 predecessors.add(pred);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	380 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	381
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	382 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	383 * Removes all occurrences of the specified block from the predecessor list of this block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	384 * @param pred the predecessor to remove
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	385 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	386 public void removePredecessor(BlockBegin pred) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	387 while (predecessors.remove(pred)) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	388 // the block may appear multiple times in the list
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	389 // XXX: this is not very efficient, consider Util.removeAllFromList
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	390 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	391 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	392
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	393 @Override
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	394 public void accept(ValueVisitor v) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	395 v.visitBlockBegin(this);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	396 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	397
2565 cc1f1d396288 Remove inlining (3rd part) Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2564 diff changeset	398 public void mergeOrClone(FrameState newState, RiMethod method) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	399 FrameState existingState = stateBefore;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	400
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	401 if (existingState == null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	402 // this is the first state for the block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	403 if (wasVisited()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	404 // this can happen for complex jsr/ret patterns; just bail out
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	405 throw new CiBailout("jsr/ret too complex");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	406 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	407
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	408 // copy state because it is modified
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	409 newState = newState.copy();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	410
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	411 if (C1XOptions.UseStackMapTableLiveness) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	412 // if a liveness map is available, use it to invalidate dead locals
2565 cc1f1d396288 Remove inlining (3rd part) Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2564 diff changeset	413 CiBitMap[] livenessMap = method.livenessMap();
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	414 if (livenessMap != null && bci() >= 0) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	415 assert bci() < livenessMap.length;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	416 CiBitMap liveness = livenessMap[bci()];
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	417 if (liveness != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	418 invalidateDeadLocals(newState, liveness);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	419 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	420 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	421 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	422
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	423 // if the block is a loop header, insert all necessary phis
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	424 if (isParserLoopHeader()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	425 insertLoopPhis(newState);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	426 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	427
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	428 stateBefore = newState;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	429 } else {
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	430 if (!C1XOptions.AssumeVerifiedBytecode && !existingState.isCompatibleWith(newState)) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	431 // stacks or locks do not match--bytecodes would not verify
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	432 throw new CiBailout("stack or locks do not match");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	433 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	434
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	435 assert existingState.localsSize() == newState.localsSize();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	436 assert existingState.stackSize() == newState.stackSize();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	437
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	438 if (wasVisited() && !isParserLoopHeader()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	439 throw new CiBailout("jsr/ret too complicated");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	440 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	441
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	442 existingState.merge(this, newState);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	443 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	444 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	445
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	446 private void invalidateDeadLocals(FrameState newState, CiBitMap liveness) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	447 int max = newState.localsSize();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	448 assert max <= liveness.size();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	449 for (int i = 0; i < max; i++) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	450 Value x = newState.localAt(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	451 if (x != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	452 if (!liveness.get(i)) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	453 // invalidate the local if it is not live
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	454 newState.invalidateLocal(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	455 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	456 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	457 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	458 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	459
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	460 private void insertLoopPhis(FrameState newState) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	461 int stackSize = newState.stackSize();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	462 for (int i = 0; i < stackSize; i++) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	463 // always insert phis for the stack
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	464 newState.setupPhiForStack(this, i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	465 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	466 int localsSize = newState.localsSize();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	467 for (int i = 0; i < localsSize; i++) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	468 Value x = newState.localAt(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	469 if (x != null) {
2564 274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	470 newState.setupPhiForLocal(this, i);
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	471 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	472 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	473 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	474
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	475 public boolean isStandardEntry() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	476 return checkBlockFlag(BlockFlag.StandardEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	477 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	478
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	479 public void setStandardEntry() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	480 setBlockFlag(BlockFlag.StandardEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	481 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	482
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	483 public boolean isBackwardBranchTarget() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	484 return checkBlockFlag(BlockFlag.BackwardBranchTarget);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	485 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	486
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	487 public void setBackwardBranchTarget(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	488 setBlockFlag(BlockFlag.BackwardBranchTarget, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	489 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	490
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	491 public boolean isCriticalEdgeSplit() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	492 return checkBlockFlag(BlockFlag.CriticalEdgeSplit);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	493 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	494
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	495 public void setCriticalEdgeSplit(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	496 setBlockFlag(BlockFlag.CriticalEdgeSplit, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	497 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	498
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	499 public boolean isExceptionEntry() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	500 return checkBlockFlag(BlockFlag.ExceptionEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	501 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	502
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	503 public void setExceptionEntry() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	504 setBlockFlag(BlockFlag.ExceptionEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	505 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	506
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	507 public boolean isSubroutineEntry() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	508 return checkBlockFlag(BlockFlag.SubroutineEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	509 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	510
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	511 public void setSubroutineEntry() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	512 setBlockFlag(BlockFlag.SubroutineEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	513 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	514
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	515 public boolean isOnWorkList() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	516 return checkBlockFlag(BlockFlag.IsOnWorkList);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	517 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	518
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	519 public void setOnWorkList(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	520 setBlockFlag(BlockFlag.IsOnWorkList, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	521 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	522
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	523 public boolean wasVisited() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	524 return checkBlockFlag(BlockFlag.WasVisited);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	525 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	526
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	527 public void setWasVisited(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	528 setBlockFlag(BlockFlag.WasVisited, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	529 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	530
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	531 public boolean isParserLoopHeader() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	532 return checkBlockFlag(BlockFlag.ParserLoopHeader);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	533 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	534
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	535 public void setParserLoopHeader(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	536 setBlockFlag(BlockFlag.ParserLoopHeader, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	537 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	538
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	539 public boolean isLinearScanLoopHeader() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	540 return checkBlockFlag(BlockFlag.LinearScanLoopHeader);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	541 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	542
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	543 public void setLinearScanLoopHeader(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	544 setBlockFlag(BlockFlag.LinearScanLoopHeader, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	545 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	546
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	547 public boolean isLinearScanLoopEnd() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	548 return checkBlockFlag(BlockFlag.LinearScanLoopEnd);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	549 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	550
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	551 public void setLinearScanLoopEnd(boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	552 setBlockFlag(BlockFlag.LinearScanLoopEnd, value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	553 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	554
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	555 private void setBlockFlag(BlockFlag flag, boolean value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	556 if (value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	557 setBlockFlag(flag);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	558 } else {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	559 clearBlockFlag(flag);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	560 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	561 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	562
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	563 public void copyBlockFlags(BlockBegin other) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	564 copyBlockFlag(other, BlockBegin.BlockFlag.ParserLoopHeader);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	565 copyBlockFlag(other, BlockBegin.BlockFlag.SubroutineEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	566 copyBlockFlag(other, BlockBegin.BlockFlag.ExceptionEntry);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	567 copyBlockFlag(other, BlockBegin.BlockFlag.WasVisited);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	568 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	569
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	570 @Override
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	571 public String toString() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	572 StringBuilder builder = new StringBuilder();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	573 builder.append("block #");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	574 builder.append(blockID);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	575 builder.append(",");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	576 builder.append(depthFirstNumber);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	577 builder.append(" @ ");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	578 builder.append(bci());
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	579 builder.append(" [");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	580 boolean hasFlag = false;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	581 for (BlockFlag f : BlockFlag.values()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	582 if (checkBlockFlag(f)) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	583 if (hasFlag) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	584 builder.append(' ');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	585 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	586 builder.append(f.name());
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	587 hasFlag = true;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	588 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	589 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	590
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	591 builder.append("]");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	592 if (end != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	593 builder.append(" -> ");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	594 boolean hasSucc = false;
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	595 for (BlockBegin s : end.blockSuccessors()) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	596 if (hasSucc) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	597 builder.append(", ");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	598 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	599 builder.append("#");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	600 builder.append(s.blockID);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	601 hasSucc = true;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	602 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	603 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	604 return builder.toString();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	605 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	606
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	607 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	608 * Get the number of successors.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	609 * @return the number of successors
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	610 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	611 public int numberOfSux() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	612 return end.successors.size();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	613 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	614
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	615 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	616 * Get the successor at a certain position.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	617 * @param i the position
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	618 * @return the successor
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	619 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	620 public BlockBegin suxAt(int i) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	621 return end.successors.get(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	622 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	623
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	624 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	625 * Get the number of predecessors.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	626 * @return the number of predecessors
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	627 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	628 public int numberOfPreds() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	629 return predecessors.size();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	630 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	631
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	632 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	633 * @return the label associated with the block, used by the LIR
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	634 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	635 public Label label() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	636 return lirBlock().label;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	637 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	638
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	639 public void setLir(LIRList lir) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	640 lirBlock().setLir(lir);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	641 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	642
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	643 public LIRList lir() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	644 return lirBlock().lir();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	645 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	646
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	647 public LIRBlock lirBlock() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	648 if (lirBlock == null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	649 lirBlock = new LIRBlock();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	650 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	651 return lirBlock;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	652 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	653
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	654 public int exceptionHandlerPco() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	655 return lirBlock == null ? 0 : lirBlock.exceptionHandlerPCO;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	656 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	657
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	658 public void setExceptionHandlerPco(int codeOffset) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	659 lirBlock().exceptionHandlerPCO = codeOffset;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	660 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	661
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	662 public int numberOfExceptionHandlers() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	663 return exceptionHandlerBlocks == null ? 0 : exceptionHandlerBlocks.size();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	664 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	665
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	666 public BlockBegin exceptionHandlerAt(int i) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	667 return exceptionHandlerBlocks.get(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	668 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	669
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	670 public BlockBegin predAt(int j) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	671 return predecessors.get(j);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	672 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	673
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	674 public int firstLirInstructionId() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	675 return lirBlock.firstLirInstructionID;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	676 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	677
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	678 public void setFirstLirInstructionId(int firstLirInstructionId) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	679 lirBlock.firstLirInstructionID = firstLirInstructionId;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	680 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	681
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	682 public int lastLirInstructionId() {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	683 return lirBlock.lastLirInstructionID;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	684 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	685
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	686 public void setLastLirInstructionId(int lastLirInstructionId) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	687 lirBlock.lastLirInstructionID = lastLirInstructionId;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	688 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	689
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	690 public boolean isPredecessor(BlockBegin block) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	691 return this.predecessors.contains(block);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	692 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	693
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	694 public void printWithoutPhis(LogStream out) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	695 // print block id
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	696 BlockEnd end = end();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	697 out.print("B").print(blockID).print(" ");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	698
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	699 // print flags
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	700 StringBuilder sb = new StringBuilder(8);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	701 if (isStandardEntry()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	702 sb.append('S');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	703 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	704 if (isExceptionEntry()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	705 sb.append('E');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	706 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	707 if (isSubroutineEntry()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	708 sb.append('s');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	709 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	710 if (isParserLoopHeader()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	711 sb.append("LH");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	712 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	713 if (isBackwardBranchTarget()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	714 sb.append('b');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	715 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	716 if (wasVisited()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	717 sb.append('V');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	718 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	719 if (sb.length() != 0) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	720 out.print('(').print(sb.toString()).print(')');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	721 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	722
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	723 // print block bci range
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	724 out.print('[').print(bci()).print(", ").print(end == null ? -1 : end.bci()).print(']');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	725
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	726 // print block successors
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	727 if (end != null && end.blockSuccessors().size() > 0) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	728 out.print(" .");
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	729 for (BlockBegin successor : end.blockSuccessors()) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	730 out.print(" B").print(successor.blockID);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	731 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	732 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	733 // print exception handlers
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	734 if (!exceptionHandlers().isEmpty()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	735 out.print(" (xhandlers");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	736 for (BlockBegin handler : exceptionHandlerBlocks()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	737 out.print(" B").print(handler.blockID);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	738 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	739 out.print(')');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	740 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	741
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	742 // print dominator block
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	743 if (dominator() != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	744 out.print(" dom B").print(dominator().blockID);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	745 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	746
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	747 // print predecessors
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	748 if (!blockPredecessors().isEmpty()) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	749 out.print(" pred:");
2581 4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value Lukas Stadler <lukas.stadler@jku.at> parents: 2565 diff changeset	750 for (BlockBegin pred : blockPredecessors()) {
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	751 out.print(" B").print(pred.blockID);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	752 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	753 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	754 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	755
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	756 @Override
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	757 public void print(LogStream out) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	758
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	759 printWithoutPhis(out);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	760
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	761 // print phi functions
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	762 boolean hasPhisInLocals = false;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	763 boolean hasPhisOnStack = false;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	764
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	765 if (end != null && end.stateAfter() != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	766 FrameState state = stateBefore();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	767
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	768 int i = 0;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	769 while (!hasPhisOnStack && i < state.stackSize()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	770 Value value = state.stackAt(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	771 hasPhisOnStack = isPhiAtBlock(value);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	772 if (value != null && !value.isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	773 i += value.kind.sizeInSlots();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	774 } else {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	775 i++;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	776 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	777 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	778
2564 274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	779 for (i = 0; !hasPhisInLocals && i < state.localsSize();) {
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	780 Value value = state.localAt(i);
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	781 hasPhisInLocals = isPhiAtBlock(value);
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	782 // also ignore illegal HiWords
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	783 if (value != null && !value.isIllegal()) {
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	784 i += value.kind.sizeInSlots();
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	785 } else {
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	786 i++;
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	787 }
2564 274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	788 }
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	789 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	790
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	791 // print values in locals
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	792 if (hasPhisInLocals) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	793 out.println();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	794 out.println("Locals:");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	795
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	796 FrameState state = stateBefore();
2564 274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	797 int i = 0;
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	798 while (i < state.localsSize()) {
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	799 Value value = state.localAt(i);
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	800 if (value != null) {
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	801 out.println(stateString(i, value));
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	802 // also ignore illegal HiWords
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	803 i += value.isIllegal() ? 1 : value.kind.sizeInSlots();
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	804 } else {
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	805 i++;
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	806 }
2564 274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	807 }
274360f98f97 Remove inlining (2nd part) removed IRScope Gilles Duboscq <gilles.duboscq@oracle.com> parents: 2516 diff changeset	808 out.println();
2507 9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	809 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	810
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	811 // print values on stack
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	812 if (hasPhisOnStack) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	813 out.println();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	814 out.println("Stack:");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	815 int i = 0;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	816 while (i < stateBefore().stackSize()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	817 Value value = stateBefore().stackAt(i);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	818 if (value != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	819 out.println(stateString(i, value));
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	820 i += value.kind.sizeInSlots();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	821 } else {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	822 i++;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	823 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	824 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	825 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	826
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	827 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	828
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	829
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	830
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	831 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	832 * Determines if a given instruction is a phi whose {@linkplain Phi#block() join block} is a given block.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	833 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	834 * @param value the instruction to test
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	835 * @param block the block that may be the join block of {@code value} if {@code value} is a phi
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	836 * @return {@code true} if {@code value} is a phi and its join block is {@code block}
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	837 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	838 private boolean isPhiAtBlock(Value value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	839 return value instanceof Phi && ((Phi) value).block() == this;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	840 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	841
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	842
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	843 /**
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	844 * Formats a given instruction as a value in a {@linkplain FrameState frame state}. If the instruction is a phi defined at a given
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	845 * block, its {@linkplain Phi#inputCount() inputs} are appended to the returned string.
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	846 *
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	847 * @param index the index of the value in the frame state
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	848 * @param value the frame state value
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	849 * @param block if {@code value} is a phi, then its inputs are formatted if {@code block} is its
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	850 * {@linkplain Phi#block() join point}
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	851 * @return the instruction representation as a string
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	852 */
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	853 public String stateString(int index, Value value) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	854 StringBuilder sb = new StringBuilder(30);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	855 sb.append(String.format("%2d %s", index, Util.valueString(value)));
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	856 if (value instanceof Phi) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	857 Phi phi = (Phi) value;
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	858 // print phi operands
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	859 if (phi.block() == this) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	860 sb.append(" [");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	861 for (int j = 0; j < phi.inputCount(); j++) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	862 sb.append(' ');
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	863 Value operand = phi.inputAt(j);
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	864 if (operand != null) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	865 sb.append(Util.valueString(operand));
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	866 } else {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	867 sb.append("NULL");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	868 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	869 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	870 sb.append("] ");
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	871 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	872 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	873 if (value != null && value.hasSubst()) {
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	874 sb.append("alias ").append(Util.valueString(value.subst()));
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	875 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	876 return sb.toString();
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	877 }
9ec15d6914ca Pull over of compiler from maxine repository. Thomas Wuerthinger <thomas@wuerthinger.net> parents: diff changeset	878 }

Mercurial > hg > truffle

annotate graal/GraalCompiler/src/com/sun/c1x/ir/BlockBegin.java @ 2581:4a36a0bd6d18