Bug 173929
| Summary: | LLint ARM64 assembler can't compare and branch with SP as second operand | ||
|---|---|---|---|
| Product: | WebKit | Reporter: | JF Bastien <jfbastien> |
| Component: | JavaScriptCore | Assignee: | Nobody <webkit-unassigned> |
| Status: | NEW | ||
| Severity: | Normal | CC: | fpizlo, jfbastien, keith_miller, mark.lam, msaboff, ossy, saam |
| Priority: | P2 | ||
| Version: | WebKit Nightly Build | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| See Also: | https://bugs.webkit.org/show_bug.cgi?id=173922 | ||
JF Bastien
See build break in: https://bugs.webkit.org/show_bug.cgi?id=173922
`subs xzr, x1, sp` isn't a valid instruction in ARM64. arm64.rb should know how to flip operands and condition if the last operand is sp.
| Attachments | ||
|---|---|---|
| Add attachment proposed patch, testcase, etc. |