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interpret: rename Tag/PointerTag to Prov/Provenance

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Let's avoid using two different terms for the same thing -- let's just call it "provenance" everywhere.
In Miri, provenance consists of an AllocId and an SbTag (Stacked Borrows tag), which made this even more confusing.
This commit is contained in:
Ralf Jung
2022-07-18 18:47:31 -04:00
parent 29c5a028b0
commit 0ec3269db8
24 changed files with 606 additions and 601 deletions
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6
compiler/rustc_const_eval/src/const_eval/machine.rs
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@@ -309,7 +309,7 @@ impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'mir,
ecx: &mut InterpCx<'mir, 'tcx, Self>,
instance: ty::Instance<'tcx>,
args: &[OpTy<'tcx>],
dest: &PlaceTy<'tcx, Self::PointerTag>,
dest: &PlaceTy<'tcx, Self::Provenance>,
target: Option<mir::BasicBlock>,
_unwind: StackPopUnwind,
) -> InterpResult<'tcx> {
@@ -470,14 +470,14 @@ impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'mir,
#[inline(always)]
fn stack<'a>(
ecx: &'a InterpCx<'mir, 'tcx, Self>,
) -> &'a [Frame<'mir, 'tcx, Self::PointerTag, Self::FrameExtra>] {
) -> &'a [Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>] {
&ecx.machine.stack
}
#[inline(always)]
fn stack_mut<'a>(
ecx: &'a mut InterpCx<'mir, 'tcx, Self>,
) -> &'a mut Vec<Frame<'mir, 'tcx, Self::PointerTag, Self::FrameExtra>> {
) -> &'a mut Vec<Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>> {
&mut ecx.machine.stack
}