| commit | 9f01d5c1e0c634a0d6e40a514ac7e49382b5abe3 | [log] [tgz] |
|---|---|---|
| author | ahaas <ahaas@chromium.org> | Thu Mar 23 15:40:52 2017 |
| committer | Commit bot <commit-bot@chromium.org> | Thu Mar 23 15:40:52 2017 |
| tree | 51f6cff37844436f82723b3ff2488540e6d857cc | |
| parent | 03179ab375ff3e1a9869d252a1a86f19563830ec [diff] |
[wasm][arm] Add an additional stack check for functions with big frames. Stack overflow checks are typically implemented as part of the TurboFan graph of a function. This means that the stack check code is executed after frame construction. When a frame is too big, though, there may not be enough space on the stack anymore to throw the stack overflow exception after frame construction. With this CL we do an additional stack check before frame construction for functions with big frames. As discussed offline with mstarzinger, I do this change currently only for WebAssembly. This CL contains only the changes for arm. I will do the other platforms in separate CLs. R=mstarzinger@chromium.org, v8-arm-ports@googlegroups.com Review-Url: https://codereview.chromium.org/2763593002 Cr-Commit-Position: refs/heads/master@{#44065}
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