Mercurial > hg > graal-jvmci-8
comparison graal/GraalCompiler/src/com/sun/c1x/value/FrameState.java @ 2808:189ffb7d1d84
enable PhiSimplifier, schedule values used in a merge's stateBefore in the dominator
| author | Lukas Stadler <lukas.stadler@jku.at> |
|---|---|
| date | Mon, 30 May 2011 13:42:23 +0200 |
| parents | c3f64b66fc78 |
| children | bd17ac598c6e |
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| 2807:50b5db2c3e68 | 2808:189ffb7d1d84 |
|---|---|
| 379 } | 379 } |
| 380 } | 380 } |
| 381 } | 381 } |
| 382 } | 382 } |
| 383 | 383 |
| 384 public Merge block() { | |
| 385 if (usages().size() > 0) { | |
| 386 assert usages().size() == 1; | |
| 387 Node node = usages().get(0); | |
| 388 if (node instanceof Merge) { | |
| 389 return (Merge) node; | |
| 390 } | |
| 391 } | |
| 392 return null; | |
| 393 } | |
| 384 | 394 |
| 385 /** | 395 /** |
| 386 * The interface implemented by a client of {@link FrameState#forEachPhi(Merge, PhiProcedure)} and | 396 * The interface implemented by a client of {@link FrameState#forEachPhi(Merge, PhiProcedure)} and |
| 387 * {@link FrameState#forEachLivePhi(Merge, PhiProcedure)}. | 397 * {@link FrameState#forEachLivePhi(Merge, PhiProcedure)}. |
| 388 */ | 398 */ |