Max Filippov 0b5372570b xtensa: implement call0 ABI support in assembly ...

Replace hardcoded register and opcode names with ABI-agnostic macros.
Add register save/restore code where necessary. Conditionalize windowed
only or call0 only code. Add stack initialization matching _switch_to
epilogue to copy_thread.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

2021-10-18 22:19:35 -07:00

1.6 KiB

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