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interpret errors: add map_err_kind, rename InterpError -> InterpErrorKind

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This commit is contained in:
Ralf Jung 2024-10-19 08:49:13 +02:00
parent b27f33a4d9
commit eea74be5c1
17 changed files with 108 additions and 95 deletions
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20
compiler/rustc_middle/src/mir/interpret/allocation.rs
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@ -18,9 +18,9 @@ use rustc_macros::{HashStable, TyDecodable, TyEncodable};
use rustc_target::abi::{Align, HasDataLayout, Size};
use super::{
AllocId, BadBytesAccess, CtfeProvenance, InterpError, InterpResult, Pointer, PointerArithmetic,
Provenance, ResourceExhaustionInfo, Scalar, ScalarSizeMismatch, UndefinedBehaviorInfo,
UnsupportedOpInfo, interp_ok, read_target_uint, write_target_uint,
AllocId, BadBytesAccess, CtfeProvenance, InterpErrorKind, InterpResult, Pointer,
PointerArithmetic, Provenance, ResourceExhaustionInfo, Scalar, ScalarSizeMismatch,
UndefinedBehaviorInfo, UnsupportedOpInfo, interp_ok, read_target_uint, write_target_uint,
};
use crate::ty;
@ -199,22 +199,22 @@ impl From<ScalarSizeMismatch> for AllocError {
}
impl AllocError {
pub fn to_interp_error<'tcx>(self, alloc_id: AllocId) -> InterpError<'tcx> {
pub fn to_interp_error<'tcx>(self, alloc_id: AllocId) -> InterpErrorKind<'tcx> {
use AllocError::*;
match self {
ScalarSizeMismatch(s) => {
InterpError::UndefinedBehavior(UndefinedBehaviorInfo::ScalarSizeMismatch(s))
InterpErrorKind::UndefinedBehavior(UndefinedBehaviorInfo::ScalarSizeMismatch(s))
}
ReadPointerAsInt(info) => InterpError::Unsupported(
ReadPointerAsInt(info) => InterpErrorKind::Unsupported(
UnsupportedOpInfo::ReadPointerAsInt(info.map(|b| (alloc_id, b))),
),
OverwritePartialPointer(offset) => InterpError::Unsupported(
OverwritePartialPointer(offset) => InterpErrorKind::Unsupported(
UnsupportedOpInfo::OverwritePartialPointer(Pointer::new(alloc_id, offset)),
),
ReadPartialPointer(offset) => InterpError::Unsupported(
ReadPartialPointer(offset) => InterpErrorKind::Unsupported(
UnsupportedOpInfo::ReadPartialPointer(Pointer::new(alloc_id, offset)),
),
InvalidUninitBytes(info) => InterpError::UndefinedBehavior(
InvalidUninitBytes(info) => InterpErrorKind::UndefinedBehavior(
UndefinedBehaviorInfo::InvalidUninitBytes(info.map(|b| (alloc_id, b))),
),
}
@ -318,7 +318,7 @@ impl<Prov: Provenance, Bytes: AllocBytes> Allocation<Prov, (), Bytes> {
pub fn try_uninit<'tcx>(size: Size, align: Align) -> InterpResult<'tcx, Self> {
Self::uninit_inner(size, align, || {
ty::tls::with(|tcx| tcx.dcx().delayed_bug("exhausted memory during interpretation"));
InterpError::ResourceExhaustion(ResourceExhaustionInfo::MemoryExhausted)
InterpErrorKind::ResourceExhaustion(ResourceExhaustionInfo::MemoryExhausted)
})
.into()
}