Bug 148545
| Summary: | DFG::mayExit() should have a flow-insensitive variant | ||
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| Product: | WebKit | Reporter: | Filip Pizlo <fpizlo> |
| Component: | JavaScriptCore | Assignee: | Nobody <webkit-unassigned> |
| Status: | NEW | ||
| Severity: | Normal | ||
| Priority: | P2 | ||
| Version: | Other | ||
| Hardware: | All | ||
| OS: | All | ||
Filip Pizlo
Currently mayExit() uses the Check: flag set by AI based on a flow-sensitive analysis. That means that mayExit() results are not valid if you then move the node. That makes it hard to use mayExit() for hoisting.
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