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comparison graal/GraalCompiler/src/com/sun/c1x/value/FrameStateBuilder.java @ 2840:75e0d39833a0

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new CompilerGraph, create only one Return and one Unwind per CompilerGraph
author Lukas Stadler <lukas.stadler@jku.at>
date Tue, 31 May 2011 16:53:19 +0200
parents bfce42cd9c07
children 7596ae867a7b
comparison
equal deleted inserted replaced
2837:7b5831f0e913 2840:75e0d39833a0
100 return new FrameState(bci, locals, stack, stackIndex, locks, graph); 100 return new FrameState(bci, locals, stack, stackIndex, locks, graph);
101 } 101 }
102 102
103 @Override 103 @Override
104 public FrameState duplicateWithEmptyStack(int bci) { 104 public FrameState duplicateWithEmptyStack(int bci) {
105 return new FrameState(bci, locals, new Value[0], 0, locks, graph); 105 FrameState frameState = new FrameState(bci, locals, new Value[0], 0, locks, graph);
106 frameState.setOuterFrameState(outerFrameState());
107 return frameState;
106 } 108 }
107 109
108 /** 110 /**
109 * Pushes an instruction onto the stack with the expected type. 111 * Pushes an instruction onto the stack with the expected type.
110 * @param kind the type expected for this instruction 112 * @param kind the type expected for this instruction
359 * @param scope the IRScope in which this locking operation occurs 361 * @param scope the IRScope in which this locking operation occurs
360 * @param obj the object being locked 362 * @param obj the object being locked
361 */ 363 */
362 public void lock(IR ir, Value obj, int totalNumberOfLocks) { 364 public void lock(IR ir, Value obj, int totalNumberOfLocks) {
363 locks.add(obj); 365 locks.add(obj);
364 ir.updateMaxLocks(totalNumberOfLocks);
365 } 366 }
366 367
367 /** 368 /**
368 * Unlock the lock on the top of the stack. 369 * Unlock the lock on the top of the stack.
369 */ 370 */
494 } else { 495 } else {
495 locks.set(i - locals.length - stack.length, v); 496 locks.set(i - locals.length - stack.length, v);
496 } 497 }
497 } 498 }
498 499
500 @Override
501 public Value outerFrameState() {
502 return null;
503 }
499 } 504 }