Bug 126092
Summary: | WriteBarrier code for Repatch is wrong | ||
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Product: | WebKit | Reporter: | Mark Hahnenberg <mhahnenberg> |
Component: | JavaScriptCore | Assignee: | Mark Hahnenberg <mhahnenberg> |
Status: | NEW | ||
Severity: | Normal | ||
Priority: | P2 | ||
Version: | 528+ (Nightly build) | ||
Hardware: | Unspecified | ||
OS: | Unspecified | ||
Bug Depends on: | |||
Bug Blocks: | 121074 |
Mark Hahnenberg
It doesn't handle saving/restoring registers across write barrier slow path calls correctly. We don't take into account that there could be other registers in use that the ScratchRegisterAllocator doesn't know/care about.
Attachments | ||
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Add attachment proposed patch, testcase, etc. |