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comparison graal/GraalCompiler/src/com/sun/c1x/ir/Phi.java @ 2769:dd6419f4bfe2

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Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Mon, 23 May 2011 21:21:47 +0200
parents 43ffa0e47a46
children 3e3338a1abb9
comparison
equal deleted inserted replaced
2768:43ffa0e47a46 2769:dd6419f4bfe2
32 * The {@code Phi} instruction represents the merging of dataflow 32 * The {@code Phi} instruction represents the merging of dataflow
33 * in the instruction graph. It refers to a join block and a variable. 33 * in the instruction graph. It refers to a join block and a variable.
34 */ 34 */
35 public final class Phi extends Value { 35 public final class Phi extends Value {
36 36
37 private static final int DEFAULT_MAX_VALUES = 20; 37 private static final int DEFAULT_MAX_VALUES = 2;
38 38
39 private static final int INPUT_COUNT = 1; 39 private static final int INPUT_COUNT = 1;
40 private static final int INPUT_BLOCK = 0; 40 private static final int INPUT_BLOCK = 0;
41 41
42 private static final int SUCCESSOR_COUNT = 0; 42 private static final int SUCCESSOR_COUNT = 0;
138 } else { 138 } else {
139 phi.inputs().set(usedInputCount++, y); 139 phi.inputs().set(usedInputCount++, y);
140 } 140 }
141 return phi; 141 return phi;
142 } 142 }
143
144 public void removeInput(int index) {
145 inputs().set(index, null);
146 for (int i = index + 1; i < usedInputCount; ++i) {
147 inputs().set(i - 1, inputs().get(i));
148 }
149 usedInputCount--;
150 }
143 } 151 }