hev 0437f08142
[LoongArch] Support PreserveMost calling convention (#154898)
This introduces the simplest implementation of the `PreserveMost`
calling convention, under which registers `r4-r31` are preserved, with
the exception of `r12-r15` (used by the PLT) and `r20-r21` (`r20` used
by the tail calls).

Related rust-lang/rust#145692
2025-08-25 14:15:58 +08:00
..
2024-07-23 15:14:20 +08:00