Bug 172181
| Summary: | We still write to the sizeRegister even when we don't have to | ||
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| Product: | WebKit | Reporter: | Saam Barati <saam> |
| Component: | JavaScriptCore | Assignee: | Saam Barati <saam> |
| Status: | NEW | ||
| Severity: | Normal | CC: | benjamin, fpizlo, ggaren, gskachkov, jfbastien, keith_miller, mark.lam, msaboff, ticaiolima, ysuzuki |
| Priority: | P2 | ||
| Version: | WebKit Nightly Build | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
Saam Barati
e.g, when we're signaling.
| Attachments | ||
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| Add attachment proposed patch, testcase, etc. |
Saam Barati
And code just assumes it can use the sizeRegister as scratch, so the patchpoint that does the call clobbers the size register. But we should do better here.