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comparison graal/GraalCompiler/src/com/sun/c1x/ir/BlockBegin.java @ 2610:39aa89baa165

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cleanup: FrameState copy methods, ImmutableFrameState
author Lukas Stadler <lukas.stadler@jku.at>
date Fri, 06 May 2011 13:03:33 +0200
parents 01c5c0443158
children bd235cb4375a
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2603:01c5c0443158 2610:39aa89baa165
408 // this can happen for complex jsr/ret patterns; just bail out 408 // this can happen for complex jsr/ret patterns; just bail out
409 throw new CiBailout("jsr/ret too complex"); 409 throw new CiBailout("jsr/ret too complex");
410 } 410 }
411 411
412 // copy state because it is modified 412 // copy state because it is modified
413 newState = newState.copy(); 413 newState = newState.immutableCopy();
414 414
415 if (C1XOptions.UseStackMapTableLiveness) { 415 if (C1XOptions.UseStackMapTableLiveness) {
416 // if a liveness map is available, use it to invalidate dead locals 416 // if a liveness map is available, use it to invalidate dead locals
417 CiBitMap[] livenessMap = method.livenessMap(); 417 CiBitMap[] livenessMap = method.livenessMap();
418 if (livenessMap != null && bci() >= 0) { 418 if (livenessMap != null && bci() >= 0) {