Mercurial > hg > truffle
comparison src/share/vm/opto/callnode.hpp @ 601:523ded093c31
6809798: SafePointScalarObject node placed into incorrect block during GCM
Summary: Replace the control edge of a pinned node before scheduling.
Reviewed-by: never
| author | kvn |
|---|---|
| date | Thu, 26 Feb 2009 14:26:02 -0800 |
| parents | 424f9bfe6b96 |
| children | ad8c635e757e |
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| 600:07d449658fc7 | 601:523ded093c31 |
|---|---|
| 435 | 435 |
| 436 // SafePointScalarObject should be always pinned to the control edge | 436 // SafePointScalarObject should be always pinned to the control edge |
| 437 // of the SafePoint node for which it was generated. | 437 // of the SafePoint node for which it was generated. |
| 438 virtual bool pinned() const; // { return true; } | 438 virtual bool pinned() const; // { return true; } |
| 439 | 439 |
| 440 // SafePointScalarObject depends on the SafePoint node | |
| 441 // for which it was generated. | |
| 442 virtual bool depends_only_on_test() const; // { return false; } | |
| 443 | |
| 440 virtual uint size_of() const { return sizeof(*this); } | 444 virtual uint size_of() const { return sizeof(*this); } |
| 441 | 445 |
| 442 // Assumes that "this" is an argument to a safepoint node "s", and that | 446 // Assumes that "this" is an argument to a safepoint node "s", and that |
| 443 // "new_call" is being created to correspond to "s". But the difference | 447 // "new_call" is being created to correspond to "s". But the difference |
| 444 // between the start index of the jvmstates of "new_call" and "s" is | 448 // between the start index of the jvmstates of "new_call" and "s" is |