Mercurial > hg > truffle

annotate graal/GraalCompiler/src/com/sun/c1x/ir/BlockBegin.java @ 2756:bfcdda4fdd73

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Removed the direct connection between BlockBegin and BlockEnd.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Fri, 20 May 2011 14:51:45 +0200
parents 0d268cf66e24
children b72e6638b9e6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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
2602
0c6564c254af new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents: 2582
diff changeset
27 import com.oracle.graal.graph.*;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
28 import com.sun.c1x.debug.*;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
29 import com.sun.c1x.lir.*;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
30 import com.sun.c1x.util.*;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
31 import com.sun.c1x.value.*;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
32 import com.sun.cri.ci.*;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
33
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
34 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
35 * 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
36 * about the basic block, including the successor and
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
37 * predecessor blocks, exception handlers, liveness information, etc.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
38 */
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2625
diff changeset
39 public final class BlockBegin extends StateSplit {
2602
0c6564c254af new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents: 2582
diff changeset
40
2616
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
41 private static final int INPUT_COUNT = 1;
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
42 private static final int INPUT_STATE_BEFORE = 0;
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
43
2756
bfcdda4fdd73 Removed the direct connection between BlockBegin and BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2752
diff changeset
44 private static final int SUCCESSOR_COUNT = 0;
2602
0c6564c254af new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents: 2582
diff changeset
45
2616
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
46 @Override
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
47 protected int inputCount() {
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
48 return super.inputCount() + INPUT_COUNT;
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
49 }
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
50
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
51 @Override
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
52 protected int successorCount() {
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
53 return super.successorCount() + SUCCESSOR_COUNT;
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
54 }
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
55
3558ca7088c0 FrameState and Graphviz changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2611
diff changeset
56 /**
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
57 * The last node in the block (which contains the successors).
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
58 */
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
59 public BlockEnd end() {
2756
bfcdda4fdd73 Removed the direct connection between BlockBegin and BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2752
diff changeset
60 Instruction next = next();
bfcdda4fdd73 Removed the direct connection between BlockBegin and BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2752
diff changeset
61 while (!(next instanceof BlockEnd)) {
bfcdda4fdd73 Removed the direct connection between BlockBegin and BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2752
diff changeset
62 next = next.next();
bfcdda4fdd73 Removed the direct connection between BlockBegin and BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2752
diff changeset
63 }
bfcdda4fdd73 Removed the direct connection between BlockBegin and BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2752
diff changeset
64 return (BlockEnd) next;
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
65 }
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
66
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2625
diff changeset
67 @Override
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2625
diff changeset
68 public boolean needsStateAfter() {
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2625
diff changeset
69 return false;
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2625
diff changeset
70 }
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2625
diff changeset
71
2507
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 * A unique id used in tracing.
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 public final int blockID;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
76
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
77 private int linearScanNumber;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
78
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
79 // LIR block
2730
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents: 2729
diff changeset
80 public LIRBlock lirBlock;
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
81
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
82 public void setLIRBlock(LIRBlock block) {
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
83 this.lirBlock = block;
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
84 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
85
2726
819a40e46826 Clean up
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2724
diff changeset
86 public LIRBlock lirBlock() {
819a40e46826 Clean up
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2724
diff changeset
87 return lirBlock;
819a40e46826 Clean up
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2724
diff changeset
88 }
819a40e46826 Clean up
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2724
diff changeset
89
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
90 /**
2716
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
91 * Index of bytecode that generated this node when appended in a basic block.
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
92 * Negative values indicate special cases.
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
93 */
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
94 private int bci;
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
95
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
96 /**
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
97 * 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
98 * @param bci the bytecode index of the start
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
99 * @param blockID the ID of the block
2602
0c6564c254af new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents: 2582
diff changeset
100 * @param graph
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
101 */
2602
0c6564c254af new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents: 2582
diff changeset
102 public BlockBegin(int bci, int blockID, Graph graph) {
0c6564c254af new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents: 2582
diff changeset
103 super(CiKind.Illegal, INPUT_COUNT, SUCCESSOR_COUNT, graph);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
104 this.blockID = blockID;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
105 linearScanNumber = -1;
2727
1ddcbcd33325 Clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2726
diff changeset
106 this.bci = bci;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
107 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
108
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
109 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
110 * Gets the list of predecessors of this block.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
111 * @return the predecessor list
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
112 */
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
113 @SuppressWarnings({ "unchecked", "rawtypes" })
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
114 public List<Instruction> blockPredecessors() {
2751
0fe79e7435c3 More scheduling. Removed need for cfg iteration in the phi simplifier.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2741
diff changeset
115 if (predecessors().size() == 1 && predecessors().get(0) == graph().start()) {
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
116 return Collections.EMPTY_LIST;
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
117 } else {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
118 return (List) Collections.unmodifiableList(predecessors());
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
119 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
120 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
121
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
122 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
123 * Gets the linear scan number of this block.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
124 * @return the linear scan number
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 public int linearScanNumber() {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
127 return linearScanNumber;
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
130 public void setLinearScanNumber(int linearScanNumber) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
131 this.linearScanNumber = linearScanNumber;
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 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
135 * 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
136 * @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
137 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
138 public void iteratePreOrder(BlockClosure closure) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
139 // 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
140 iterate(new IdentityHashMap<BlockBegin, BlockBegin>(), closure);
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
143 /**
2716
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
144 * Gets the bytecode index of this instruction.
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
145 * @return the bytecode index of this instruction
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
146 */
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
147 public int bci() {
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
148 return bci;
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
149 }
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
150
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
151 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
152 if (!mark.containsKey(this)) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
153 mark.put(this, this);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
154 closure.apply(this);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
155 BlockEnd e = end();
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
156
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
157 Instruction inst = this;
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
158 ArrayList<BlockBegin> excBlocks = new ArrayList<BlockBegin>();
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
159 while (inst != null) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
160 if (inst instanceof Invoke) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
161 excBlocks.add(((Invoke) inst).exceptionEdge());
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
162 } else if (inst instanceof Throw) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
163 excBlocks.add(((Throw) inst).exceptionEdge());
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
164 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
165 inst = inst.next();
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
166 }
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
167 while (excBlocks.remove(null)) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
168 // nothing
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
169 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
170 if (excBlocks.size() > 0) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
171 iterateReverse(mark, closure, excBlocks);
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
172 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
173
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
174 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
175 iterateReverse(mark, closure, e.blockSuccessors());
2507
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 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
178
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
179 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
180 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
181 list.get(i).iterate(mark, closure);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
182 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
183 }
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 void accept(ValueVisitor v) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
187 v.visitBlockBegin(this);
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 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
191 public String toString() {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
192 StringBuilder builder = new StringBuilder();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
193 builder.append("block #");
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
194 builder.append(blockID);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
195 builder.append(",");
2741
a3cd5eb68837 more GraphBuilder cleanup, moved mergeOrClone to GraphBuilder
Lukas Stadler <lukas.stadler@jku.at>
parents: 2735
diff changeset
196 builder.append(blockID); // was: depthFirstNumber
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
197 builder.append(" [");
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 builder.append("]");
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
200 if (end() != null) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
201 builder.append(" -> ");
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
202 boolean hasSucc = false;
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
203 for (BlockBegin s : end().blockSuccessors()) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
204 if (hasSucc) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
205 builder.append(", ");
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 builder.append("#");
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
208 builder.append(s.blockID);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
209 hasSucc = true;
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 return builder.toString();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
213 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
214
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 * Get the number of successors.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
217 * @return the number of successors
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
218 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
219 public int numberOfSux() {
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
220 return end().blockSuccessorCount();
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
221 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
222
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 * Get the successor at a certain position.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
225 * @param i the position
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
226 * @return the successor
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 public BlockBegin suxAt(int i) {
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
229 return end().blockSuccessor(i);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
230 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
231
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
232 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
233 * Get the number of predecessors.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
234 * @return the number of predecessors
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
235 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
236 public int numberOfPreds() {
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
237 // ignore the graph root
2751
0fe79e7435c3 More scheduling. Removed need for cfg iteration in the phi simplifier.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2741
diff changeset
238 if (predecessors().size() == 1 && predecessors().get(0) == graph().start()) {
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
239 return 0;
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
240 } else {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
241 return predecessors().size();
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
242 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
243 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
244
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
245 public Instruction predAt(int j) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
246 return (Instruction) predecessors().get(j);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
247 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
248
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
249 public void printWithoutPhis(LogStream out) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
250 // print block id
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
251 BlockEnd end = end();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
252 out.print("B").print(blockID).print(" ");
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 // print flags
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
255 StringBuilder sb = new StringBuilder(8);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
256 if (sb.length() != 0) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
257 out.print('(').print(sb.toString()).print(')');
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
260 // print block bci range
2716
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
261 out.print('[').print(-1).print(", ").print(-1).print(']');
2507
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 // print block successors
2581
4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents: 2565
diff changeset
264 if (end != null && end.blockSuccessors().size() > 0) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
265 out.print(" .");
2581
4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents: 2565
diff changeset
266 for (BlockBegin successor : end.blockSuccessors()) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
267 out.print(" B").print(successor.blockID);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
268 }
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 // print predecessors
2581
4a36a0bd6d18 added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents: 2565
diff changeset
272 if (!blockPredecessors().isEmpty()) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
273 out.print(" pred:");
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
274 for (Instruction pred : blockPredecessors()) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
275 out.print(" B").print(pred.block().blockID);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
276 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
277 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
278 }
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 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
281 public void print(LogStream out) {
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 printWithoutPhis(out);
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 // print phi functions
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
286 boolean hasPhisInLocals = false;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
287 boolean hasPhisOnStack = false;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
288
2621
dd115f80acf8 changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents: 2616
diff changeset
289 if (end() != null && end().stateAfter() != null) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
290 FrameState state = stateBefore();
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 int i = 0;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
293 while (!hasPhisOnStack && i < state.stackSize()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
294 Value value = state.stackAt(i);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
295 hasPhisOnStack = isPhiAtBlock(value);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
296 if (value != null && !value.isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
297 i += value.kind.sizeInSlots();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
298 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
299 i++;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
300 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
301 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
302
2564
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
303 for (i = 0; !hasPhisInLocals && i < state.localsSize();) {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
304 Value value = state.localAt(i);
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
305 hasPhisInLocals = isPhiAtBlock(value);
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
306 // also ignore illegal HiWords
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
307 if (value != null && !value.isIllegal()) {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
308 i += value.kind.sizeInSlots();
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
309 } else {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
310 i++;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
311 }
2564
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
312 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
313 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
314
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
315 // print values in locals
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
316 if (hasPhisInLocals) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
317 out.println();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
318 out.println("Locals:");
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 FrameState state = stateBefore();
2564
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
321 int i = 0;
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
322 while (i < state.localsSize()) {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
323 Value value = state.localAt(i);
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
324 if (value != null) {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
325 out.println(stateString(i, value));
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
326 // also ignore illegal HiWords
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
327 i += value.isIllegal() ? 1 : value.kind.sizeInSlots();
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
328 } else {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
329 i++;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
330 }
2564
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
331 }
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2516
diff changeset
332 out.println();
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 // print values on stack
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
336 if (hasPhisOnStack) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
337 out.println();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
338 out.println("Stack:");
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
339 int i = 0;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
340 while (i < stateBefore().stackSize()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
341 Value value = stateBefore().stackAt(i);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
342 if (value != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
343 out.println(stateString(i, value));
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
344 i += value.kind.sizeInSlots();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
345 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
346 i++;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
347 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
348 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
349 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
350
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
351 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
352
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
353 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
354 * 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
355 *
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
356 * @param value the instruction to test
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
357 * @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
358 * @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
359 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
360 private boolean isPhiAtBlock(Value value) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
361 return value instanceof Phi && ((Phi) value).block() == this;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
362 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
363
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 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
366 * Formats a given instruction as a value in a {@linkplain FrameState frame state}. If the instruction is a phi defined at a given
2582
768d77a1c7af new node layout: Instruction
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
367 * block, its {@linkplain Phi#phiInputCount() inputs} are appended to the returned string.
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
368 *
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
369 * @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
370 * @param value the frame state value
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
371 * @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
372 * {@linkplain Phi#block() join point}
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
373 * @return the instruction representation as a string
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 public String stateString(int index, Value value) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
376 StringBuilder sb = new StringBuilder(30);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
377 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
378 if (value instanceof Phi) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
379 Phi phi = (Phi) value;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
380 // print phi operands
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
381 if (phi.block() == this) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
382 sb.append(" [");
2582
768d77a1c7af new node layout: Instruction
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
383 for (int j = 0; j < phi.phiInputCount(); j++) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
384 sb.append(' ');
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
385 Value operand = phi.inputAt(j);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
386 if (operand != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
387 sb.append(Util.valueString(operand));
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
388 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
389 sb.append("NULL");
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 sb.append("] ");
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
393 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
394 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
395 if (value != null && value.hasSubst()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
396 sb.append("alias ").append(Util.valueString(value.subst()));
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
397 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
398 return sb.toString();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
399 }
2674
6ab73784566a * BlockBegin.predecessors changed to List<BlockEnd>
Lukas Stadler <lukas.stadler@jku.at>
parents: 2645
diff changeset
400
6ab73784566a * BlockBegin.predecessors changed to List<BlockEnd>
Lukas Stadler <lukas.stadler@jku.at>
parents: 2645
diff changeset
401 @Override
6ab73784566a * BlockBegin.predecessors changed to List<BlockEnd>
Lukas Stadler <lukas.stadler@jku.at>
parents: 2645
diff changeset
402 public String shortName() {
6ab73784566a * BlockBegin.predecessors changed to List<BlockEnd>
Lukas Stadler <lukas.stadler@jku.at>
parents: 2645
diff changeset
403 return "BlockBegin #" + blockID;
6ab73784566a * BlockBegin.predecessors changed to List<BlockEnd>
Lukas Stadler <lukas.stadler@jku.at>
parents: 2645
diff changeset
404 }
6ab73784566a * BlockBegin.predecessors changed to List<BlockEnd>
Lukas Stadler <lukas.stadler@jku.at>
parents: 2645
diff changeset
405
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
406 /**
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
407 * Iterates over all successors of this block: successors of the end node and exception handler.
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
408 */
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
409 public void allSuccessorsDo(boolean backwards, BlockClosure closure) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
410 if (backwards) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
411 for (int i = numberOfSux() - 1; i >= 0; i--) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
412 closure.apply(suxAt(i));
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
413 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
414 } else {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
415 for (int i = 0; i < numberOfSux(); i++) {
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
416 closure.apply(suxAt(i));
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
417 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
418 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
419 for (Instruction x = next(); x != null; x = x.next()) {
2715
3ac3dd97d8df Added ExceptionEdgeInstruction interface.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2708
diff changeset
420 if (x instanceof ExceptionEdgeInstruction && ((ExceptionEdgeInstruction) x).exceptionEdge() != null) {
3ac3dd97d8df Added ExceptionEdgeInstruction interface.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2708
diff changeset
421 closure.apply(((ExceptionEdgeInstruction) x).exceptionEdge());
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
422 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
423 }
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
424 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
425 }