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Implement Stable for AssertMessage

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This commit is contained in:
Celina G. Val 2023-06-20 10:40:23 -07:00
parent 44d0fce150
commit 697563289d
1 changed files with 37 additions and 30 deletions
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67
compiler/rustc_smir/src/rustc_smir/mod.rs
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@ -137,8 +137,11 @@ fn smir_crate(tcx: TyCtxt<'_>, crate_num: CrateNum) -> stable_mir::Crate {
stable_mir::Crate { id: crate_num.into(), name: crate_name, is_local }
}
pub trait Stable {
/// Trait used to convert between an internal MIR type to a Stable MIR type.
pub(crate) trait Stable {
/// The stable representation of the type implementing Stable.
type T;
/// Converts an object to the equivalent Stable MIR representation.
fn stable(&self) -> Self::T;
}
@ -229,34 +232,38 @@ impl Stable for mir::UnwindAction {
}
}
fn rustc_assert_msg_to_msg<'tcx>(
assert_message: &rustc_middle::mir::AssertMessage<'tcx>,
) -> stable_mir::mir::AssertMessage {
use rustc_middle::mir::AssertKind;
match assert_message {
AssertKind::BoundsCheck { len, index } => {
stable_mir::mir::AssertMessage::BoundsCheck { len: len.stable(), index: index.stable() }
}
AssertKind::Overflow(bin_op, op1, op2) => {
stable_mir::mir::AssertMessage::Overflow(bin_op.stable(), op1.stable(), op2.stable())
}
AssertKind::OverflowNeg(op) => stable_mir::mir::AssertMessage::OverflowNeg(op.stable()),
AssertKind::DivisionByZero(op) => {
stable_mir::mir::AssertMessage::DivisionByZero(op.stable())
}
AssertKind::RemainderByZero(op) => {
stable_mir::mir::AssertMessage::RemainderByZero(op.stable())
}
AssertKind::ResumedAfterReturn(generator) => {
stable_mir::mir::AssertMessage::ResumedAfterReturn(generator.stable())
}
AssertKind::ResumedAfterPanic(generator) => {
stable_mir::mir::AssertMessage::ResumedAfterPanic(generator.stable())
}
AssertKind::MisalignedPointerDereference { required, found } => {
stable_mir::mir::AssertMessage::MisalignedPointerDereference {
required: required.stable(),
found: found.stable(),
impl<'tcx> Stable for mir::AssertMessage<'tcx> {
type T = stable_mir::mir::AssertMessage;
fn stable(&self) -> Self::T {
use rustc_middle::mir::AssertKind;
match self {
AssertKind::BoundsCheck { len, index } => stable_mir::mir::AssertMessage::BoundsCheck {
len: len.stable(),
index: index.stable(),
},
AssertKind::Overflow(bin_op, op1, op2) => stable_mir::mir::AssertMessage::Overflow(
bin_op.stable(),
op1.stable(),
op2.stable(),
),
AssertKind::OverflowNeg(op) => stable_mir::mir::AssertMessage::OverflowNeg(op.stable()),
AssertKind::DivisionByZero(op) => {
stable_mir::mir::AssertMessage::DivisionByZero(op.stable())
}
AssertKind::RemainderByZero(op) => {
stable_mir::mir::AssertMessage::RemainderByZero(op.stable())
}
AssertKind::ResumedAfterReturn(generator) => {
stable_mir::mir::AssertMessage::ResumedAfterReturn(generator.stable())
}
AssertKind::ResumedAfterPanic(generator) => {
stable_mir::mir::AssertMessage::ResumedAfterPanic(generator.stable())
}
AssertKind::MisalignedPointerDereference { required, found } => {
stable_mir::mir::AssertMessage::MisalignedPointerDereference {
required: required.stable(),
found: found.stable(),
}
}
}
}
@ -381,7 +388,7 @@ impl<'tcx> Stable for mir::Terminator<'tcx> {
Assert { cond, expected, msg, target, unwind } => Terminator::Assert {
cond: cond.stable(),
expected: *expected,
msg: rustc_assert_msg_to_msg(msg),
msg: msg.stable(),
target: target.as_usize(),
unwind: unwind.stable(),
},