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Line 264:
Line 264: − +
→Web-applets
=== [[Internet_Browser|Web-applets]] ===
=== [[Internet_Browser|Web-applets]] ===
These are now compiled with compiler CFI mitigations enabled. This does not apply to non-web-applets. This uses the crc32x instruction, and x18 as a previously-initialized constant.
These are now compiled with compiler CFI mitigations enabled. This does not apply to non-web-applets. This uses the crc32x instruction, and x18 as a cryptographically-random u64 provided by the kernel.
This is used to add/subtract x30 starting with bit40, during functions entry/exit. The code for entry/exit is identical, except that entry does add, and exit uses subtract:
This is used to add/subtract x30 starting with bit40, during functions entry/exit. The code for entry/exit is identical, except that entry does add, and exit uses subtract: