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Implement system abi

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This commit is contained in:
bjorn3 2019-08-16 18:16:24 +02:00
parent 2558bf2f6b
commit 480db7dd9e
1 changed files with 12 additions and 2 deletions
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14
src/abi.rs
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@ -149,7 +149,17 @@ fn adjust_arg_for_abi<'a, 'tcx: 'a>(
}
fn clif_sig_from_fn_sig<'tcx>(tcx: TyCtxt<'tcx>, sig: FnSig<'tcx>, is_vtable_fn: bool) -> Signature {
let (call_conv, inputs, output): (CallConv, Vec<Ty>, Ty) = match sig.abi {
let abi = match sig.abi {
Abi::System => {
if tcx.sess.target.target.options.is_like_windows {
unimplemented!()
} else {
Abi::C
}
}
abi => abi,
};
let (call_conv, inputs, output): (CallConv, Vec<Ty>, Ty) = match abi {
Abi::Rust => (CallConv::SystemV, sig.inputs().to_vec(), sig.output()),
Abi::C => (CallConv::SystemV, sig.inputs().to_vec(), sig.output()),
Abi::RustCall => {
@ -162,7 +172,7 @@ fn clif_sig_from_fn_sig<'tcx>(tcx: TyCtxt<'tcx>, sig: FnSig<'tcx>, is_vtable_fn:
inputs.extend(extra_args.types());
(CallConv::SystemV, inputs, sig.output())
}
Abi::System => bug!("system abi should be selected elsewhere"),
Abi::System => unreachable!(),
Abi::RustIntrinsic => (CallConv::SystemV, sig.inputs().to_vec(), sig.output()),
_ => unimplemented!("unsupported abi {:?}", sig.abi),
};