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comparison graal/GraalCompiler/src/com/sun/c1x/lir/LIRBlock.java @ 2761:d3398b21faf9

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Re-enabled CFG optimization (now only on LIRBlock data structure).
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Sat, 21 May 2011 17:46:54 +0200
parents 127db58b044e
children 43ffa0e47a46
comparison
equal deleted inserted replaced
2760:127db58b044e 2761:d3398b21faf9
26 26
27 import com.oracle.max.asm.*; 27 import com.oracle.max.asm.*;
28 import com.sun.c1x.alloc.*; 28 import com.sun.c1x.alloc.*;
29 import com.sun.c1x.debug.*; 29 import com.sun.c1x.debug.*;
30 import com.sun.c1x.ir.*; 30 import com.sun.c1x.ir.*;
31 import com.sun.c1x.util.*;
31 import com.sun.c1x.value.*; 32 import com.sun.c1x.value.*;
32 import com.sun.cri.ci.*; 33 import com.sun.cri.ci.*;
33 34
34 /** 35 /**
35 * The {@code LIRBlock} class definition. 36 * The {@code LIRBlock} class definition.
201 } 202 }
202 203
203 public FrameState stateBefore() { 204 public FrameState stateBefore() {
204 return stateBefore; 205 return stateBefore;
205 } 206 }
207
208 public void replaceWith(LIRBlock other) {
209 for (LIRBlock pred : predecessors) {
210 Util.replaceAllInList(this, other, pred.successors);
211 }
212 for (int i = 0; i < other.predecessors.size(); ++i) {
213 if (other.predecessors.get(i) == this) {
214 other.predecessors.remove(i);
215 other.predecessors.addAll(i, this.predecessors);
216 }
217 }
218 successors.clear();
219 predecessors.clear();
220 }
206 } 221 }