Bug 151063
| Summary: | Air should have a phase for hoisting stores to relieve register pressure | ||
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| Product: | WebKit | Reporter: | Filip Pizlo <fpizlo> |
| Component: | JavaScriptCore | Assignee: | Nobody <webkit-unassigned> |
| Status: | NEW | ||
| Severity: | Normal | ||
| Priority: | P2 | ||
| Version: | WebKit Nightly Build | ||
| Hardware: | All | ||
| OS: | All | ||
| Bug Depends on: | |||
| Bug Blocks: | 154319 | ||
Filip Pizlo
If we see a store, we should be able to hoist up to just after the previous interfering effect - like the previous memory effect or the last instruction to Def a value we Use.
I thought of this when doing this manually in CCall lowering.
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