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This commit is contained in:
John Doty 2024-03-08 11:03:01 -08:00
parent 5deceec006
commit 977e3c17e5
19434 changed files with 10682014 additions and 0 deletions
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32
third-party/vendor/objc2/src/message/apple/arm.rs vendored Normal file
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use core::mem;
use super::MsgSendFn;
use crate::ffi;
use crate::runtime::Imp;
use crate::{Encode, Encoding};
/// Double-word sized fundamental data types don't use stret, but any
/// composite type larger than 4 bytes does.
///
/// <https://web.archive.org/web/20191016000656/http://infocenter.arm.com/help/topic/com.arm.doc.ihi0042f/IHI0042F_aapcs.pdf>
/// <https://developer.arm.com/documentation/ihi0042/latest>
unsafe impl<T: Encode> MsgSendFn for T {
const MSG_SEND: Imp = {
if let Encoding::LongLong | Encoding::ULongLong | Encoding::Double = T::ENCODING {
ffi::objc_msgSend
} else if mem::size_of::<T>() <= 4 {
ffi::objc_msgSend
} else {
ffi::objc_msgSend_stret
}
};
const MSG_SEND_SUPER: Imp = {
if let Encoding::LongLong | Encoding::ULongLong | Encoding::Double = T::ENCODING {
ffi::objc_msgSendSuper
} else if mem::size_of::<T>() <= 4 {
ffi::objc_msgSendSuper
} else {
ffi::objc_msgSendSuper_stret
}
};
}