stable_mir/unstable/convert/stable/
mod.rs

1//! Conversion of internal Rust compiler items to stable ones.
2
3use rustc_abi::FieldIdx;
4use rustc_smir::Tables;
5use rustc_smir::context::SmirCtxt;
6
7use super::Stable;
8use crate::compiler_interface::BridgeTys;
9
10mod abi;
11mod mir;
12mod ty;
13
14impl<'tcx> Stable<'tcx> for rustc_hir::Safety {
15    type T = crate::mir::Safety;
16    fn stable(&self, _: &mut Tables<'_, BridgeTys>, _: &SmirCtxt<'_, BridgeTys>) -> Self::T {
17        match self {
18            rustc_hir::Safety::Unsafe => crate::mir::Safety::Unsafe,
19            rustc_hir::Safety::Safe => crate::mir::Safety::Safe,
20        }
21    }
22}
23
24impl<'tcx> Stable<'tcx> for FieldIdx {
25    type T = usize;
26    fn stable(&self, _: &mut Tables<'_, BridgeTys>, _: &SmirCtxt<'_, BridgeTys>) -> Self::T {
27        self.as_usize()
28    }
29}
30
31impl<'tcx> Stable<'tcx> for rustc_hir::CoroutineSource {
32    type T = crate::mir::CoroutineSource;
33    fn stable(&self, _: &mut Tables<'_, BridgeTys>, _: &SmirCtxt<'_, BridgeTys>) -> Self::T {
34        use rustc_hir::CoroutineSource;
35        match self {
36            CoroutineSource::Block => crate::mir::CoroutineSource::Block,
37            CoroutineSource::Closure => crate::mir::CoroutineSource::Closure,
38            CoroutineSource::Fn => crate::mir::CoroutineSource::Fn,
39        }
40    }
41}
42
43impl<'tcx> Stable<'tcx> for rustc_hir::CoroutineKind {
44    type T = crate::mir::CoroutineKind;
45    fn stable<'cx>(
46        &self,
47        tables: &mut Tables<'cx, BridgeTys>,
48        cx: &SmirCtxt<'cx, BridgeTys>,
49    ) -> Self::T {
50        use rustc_hir::{CoroutineDesugaring, CoroutineKind};
51        match *self {
52            CoroutineKind::Desugared(CoroutineDesugaring::Async, source) => {
53                crate::mir::CoroutineKind::Desugared(
54                    crate::mir::CoroutineDesugaring::Async,
55                    source.stable(tables, cx),
56                )
57            }
58            CoroutineKind::Desugared(CoroutineDesugaring::Gen, source) => {
59                crate::mir::CoroutineKind::Desugared(
60                    crate::mir::CoroutineDesugaring::Gen,
61                    source.stable(tables, cx),
62                )
63            }
64            CoroutineKind::Coroutine(movability) => {
65                crate::mir::CoroutineKind::Coroutine(movability.stable(tables, cx))
66            }
67            CoroutineKind::Desugared(CoroutineDesugaring::AsyncGen, source) => {
68                crate::mir::CoroutineKind::Desugared(
69                    crate::mir::CoroutineDesugaring::AsyncGen,
70                    source.stable(tables, cx),
71                )
72            }
73        }
74    }
75}
76
77impl<'tcx> Stable<'tcx> for rustc_span::Symbol {
78    type T = crate::Symbol;
79
80    fn stable(&self, _: &mut Tables<'_, BridgeTys>, _: &SmirCtxt<'_, BridgeTys>) -> Self::T {
81        self.to_string()
82    }
83}
84
85impl<'tcx> Stable<'tcx> for rustc_span::Span {
86    type T = crate::ty::Span;
87
88    fn stable<'cx>(
89        &self,
90        tables: &mut Tables<'cx, BridgeTys>,
91        _: &SmirCtxt<'cx, BridgeTys>,
92    ) -> Self::T {
93        tables.create_span(*self)
94    }
95}
stable_mir/unstable/convert/stable/mod.rs

stable_mir/unstable/convert/stable/
mod.rs
