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interpret: the MIR is actually at lifetime 'tcx

This commit is contained in:
Ralf Jung 2024-05-26 20:20:43 +02:00
parent cdc509f7c0
commit 36d36a3e1f
13 changed files with 75 additions and 74 deletions
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10
compiler/rustc_const_eval/src/const_eval/dummy_machine.rs
View File

@ -90,7 +90,7 @@ impl<'mir, 'tcx: 'mir> interpret::Machine<'mir, 'tcx> for DummyMachine {
_destination: &interpret::MPlaceTy<'tcx, Self::Provenance>,
_target: Option<BasicBlock>,
_unwind: UnwindAction,
) -> interpret::InterpResult<'tcx, Option<(&'mir Body<'tcx>, ty::Instance<'tcx>)>> {
) -> interpret::InterpResult<'tcx, Option<(&'tcx Body<'tcx>, ty::Instance<'tcx>)>> {
unimplemented!()
}
@ -176,24 +176,24 @@ impl<'mir, 'tcx: 'mir> interpret::Machine<'mir, 'tcx> for DummyMachine {
fn init_frame_extra(
_ecx: &mut InterpCx<'mir, 'tcx, Self>,
_frame: interpret::Frame<'mir, 'tcx, Self::Provenance>,
_frame: interpret::Frame<'tcx, Self::Provenance>,
) -> interpret::InterpResult<
'tcx,
interpret::Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>,
interpret::Frame<'tcx, Self::Provenance, Self::FrameExtra>,
> {
unimplemented!()
}
fn stack<'a>(
_ecx: &'a InterpCx<'mir, 'tcx, Self>,
) -> &'a [interpret::Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>] {
) -> &'a [interpret::Frame<'tcx, Self::Provenance, Self::FrameExtra>] {
// Return an empty stack instead of panicking, as `cur_span` uses it to evaluate constants.
&[]
}
fn stack_mut<'a>(
_ecx: &'a mut InterpCx<'mir, 'tcx, Self>,
) -> &'a mut Vec<interpret::Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>> {
) -> &'a mut Vec<interpret::Frame<'tcx, Self::Provenance, Self::FrameExtra>> {
unimplemented!()
}
}

13
compiler/rustc_const_eval/src/const_eval/error.rs
View File

@ -58,13 +58,10 @@ impl<'tcx> Into<InterpErrorInfo<'tcx>> for ConstEvalErrKind {
}
}
pub fn get_span_and_frames<'tcx, 'mir>(
pub fn get_span_and_frames<'tcx>(
tcx: TyCtxtAt<'tcx>,
stack: &[Frame<'mir, 'tcx, impl Provenance, impl Sized>],
) -> (Span, Vec<errors::FrameNote>)
where
'tcx: 'mir,
{
stack: &[Frame<'tcx, impl Provenance, impl Sized>],
) -> (Span, Vec<errors::FrameNote>) {
let mut stacktrace = Frame::generate_stacktrace_from_stack(stack);
// Filter out `requires_caller_location` frames.
stacktrace.retain(|frame| !frame.instance.def.requires_caller_location(*tcx));
@ -161,9 +158,9 @@ where
/// Emit a lint from a const-eval situation.
// Even if this is unused, please don't remove it -- chances are we will need to emit a lint during const-eval again in the future!
pub(super) fn lint<'tcx, 'mir, L>(
pub(super) fn lint<'tcx, L>(
tcx: TyCtxtAt<'tcx>,
machine: &CompileTimeInterpreter<'mir, 'tcx>,
machine: &CompileTimeInterpreter<'tcx>,
lint: &'static rustc_session::lint::Lint,
decorator: impl FnOnce(Vec<errors::FrameNote>) -> L,
) where

10
compiler/rustc_const_eval/src/const_eval/eval_queries.rs
View File

@ -34,7 +34,7 @@ use crate::CTRL_C_RECEIVED;
fn eval_body_using_ecx<'mir, 'tcx, R: InterpretationResult<'tcx>>(
ecx: &mut CompileTimeEvalContext<'mir, 'tcx>,
cid: GlobalId<'tcx>,
body: &'mir mir::Body<'tcx>,
body: &'tcx mir::Body<'tcx>,
) -> InterpResult<'tcx, R> {
trace!(?ecx.param_env);
let tcx = *ecx.tcx;
@ -328,14 +328,14 @@ pub trait InterpretationResult<'tcx> {
/// evaluation query.
fn make_result<'mir>(
mplace: MPlaceTy<'tcx>,
ecx: &mut InterpCx<'mir, 'tcx, CompileTimeInterpreter<'mir, 'tcx>>,
ecx: &mut InterpCx<'mir, 'tcx, CompileTimeInterpreter<'tcx>>,
) -> Self;
}
impl<'tcx> InterpretationResult<'tcx> for ConstAlloc<'tcx> {
fn make_result<'mir>(
mplace: MPlaceTy<'tcx>,
_ecx: &mut InterpCx<'mir, 'tcx, CompileTimeInterpreter<'mir, 'tcx>>,
_ecx: &mut InterpCx<'mir, 'tcx, CompileTimeInterpreter<'tcx>>,
) -> Self {
ConstAlloc { alloc_id: mplace.ptr().provenance.unwrap().alloc_id(), ty: mplace.layout.ty }
}
@ -417,7 +417,7 @@ fn eval_in_interpreter<'tcx, R: InterpretationResult<'tcx>>(
#[inline(always)]
fn const_validate_mplace<'mir, 'tcx>(
ecx: &InterpCx<'mir, 'tcx, CompileTimeInterpreter<'mir, 'tcx>>,
ecx: &InterpCx<'mir, 'tcx, CompileTimeInterpreter<'tcx>>,
mplace: &MPlaceTy<'tcx>,
cid: GlobalId<'tcx>,
) -> Result<(), ErrorHandled> {
@ -447,7 +447,7 @@ fn const_validate_mplace<'mir, 'tcx>(
#[inline(always)]
fn report_validation_error<'mir, 'tcx>(
ecx: &InterpCx<'mir, 'tcx, CompileTimeInterpreter<'mir, 'tcx>>,
ecx: &InterpCx<'mir, 'tcx, CompileTimeInterpreter<'tcx>>,
error: InterpErrorInfo<'tcx>,
alloc_id: AllocId,
) -> ErrorHandled {

20
compiler/rustc_const_eval/src/const_eval/machine.rs
View File

@ -45,7 +45,7 @@ const TINY_LINT_TERMINATOR_LIMIT: usize = 20;
const PROGRESS_INDICATOR_START: usize = 4_000_000;
/// Extra machine state for CTFE, and the Machine instance
pub struct CompileTimeInterpreter<'mir, 'tcx> {
pub struct CompileTimeInterpreter<'tcx> {
/// The number of terminators that have been evaluated.
///
/// This is used to produce lints informing the user that the compiler is not stuck.
@ -53,7 +53,7 @@ pub struct CompileTimeInterpreter<'mir, 'tcx> {
pub(super) num_evaluated_steps: usize,
/// The virtual call stack.
pub(super) stack: Vec<Frame<'mir, 'tcx>>,
pub(super) stack: Vec<Frame<'tcx>>,
/// Pattern matching on consts with references would be unsound if those references
/// could point to anything mutable. Therefore, when evaluating consts and when constructing valtrees,
@ -90,7 +90,7 @@ impl From<bool> for CanAccessMutGlobal {
}
}
impl<'mir, 'tcx> CompileTimeInterpreter<'mir, 'tcx> {
impl<'tcx> CompileTimeInterpreter<'tcx> {
pub(crate) fn new(
can_access_mut_global: CanAccessMutGlobal,
check_alignment: CheckAlignment,
@ -165,7 +165,7 @@ impl<K: Hash + Eq, V> interpret::AllocMap<K, V> for FxIndexMap<K, V> {
}
pub(crate) type CompileTimeEvalContext<'mir, 'tcx> =
InterpCx<'mir, 'tcx, CompileTimeInterpreter<'mir, 'tcx>>;
InterpCx<'mir, 'tcx, CompileTimeInterpreter<'tcx>>;
#[derive(Debug, PartialEq, Eq, Copy, Clone)]
pub enum MemoryKind {
@ -371,7 +371,7 @@ impl<'mir, 'tcx: 'mir> CompileTimeEvalContext<'mir, 'tcx> {
}
}
impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'mir, 'tcx> {
impl<'mir, 'tcx: 'mir> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'tcx> {
compile_time_machine!(<'mir, 'tcx>);
type MemoryKind = MemoryKind;
@ -417,7 +417,7 @@ impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'mir,
dest: &MPlaceTy<'tcx>,
ret: Option<mir::BasicBlock>,
_unwind: mir::UnwindAction, // unwinding is not supported in consts
) -> InterpResult<'tcx, Option<(&'mir mir::Body<'tcx>, ty::Instance<'tcx>)>> {
) -> InterpResult<'tcx, Option<(&'tcx mir::Body<'tcx>, ty::Instance<'tcx>)>> {
debug!("find_mir_or_eval_fn: {:?}", orig_instance);
// Replace some functions.
@ -658,8 +658,8 @@ impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'mir,
#[inline(always)]
fn init_frame_extra(
ecx: &mut InterpCx<'mir, 'tcx, Self>,
frame: Frame<'mir, 'tcx>,
) -> InterpResult<'tcx, Frame<'mir, 'tcx>> {
frame: Frame<'tcx>,
) -> InterpResult<'tcx, Frame<'tcx>> {
// Enforce stack size limit. Add 1 because this is run before the new frame is pushed.
if !ecx.recursion_limit.value_within_limit(ecx.stack().len() + 1) {
throw_exhaust!(StackFrameLimitReached)
@ -671,14 +671,14 @@ 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::Provenance, Self::FrameExtra>] {
) -> &'a [Frame<'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::Provenance, Self::FrameExtra>> {
) -> &'a mut Vec<Frame<'tcx, Self::Provenance, Self::FrameExtra>> {
&mut ecx.machine.stack
}

26
compiler/rustc_const_eval/src/interpret/eval_context.rs
View File

@ -90,12 +90,12 @@ impl Drop for SpanGuard {
}
/// A stack frame.
pub struct Frame<'mir, 'tcx, Prov: Provenance = CtfeProvenance, Extra = ()> {
pub struct Frame<'tcx, Prov: Provenance = CtfeProvenance, Extra = ()> {
////////////////////////////////////////////////////////////////////////////////
// Function and callsite information
////////////////////////////////////////////////////////////////////////////////
/// The MIR for the function called on this frame.
pub body: &'mir mir::Body<'tcx>,
pub body: &'tcx mir::Body<'tcx>,
/// The def_id and args of the current function.
pub instance: ty::Instance<'tcx>,
@ -232,8 +232,8 @@ impl<'tcx, Prov: Provenance> LocalState<'tcx, Prov> {
}
}
impl<'mir, 'tcx, Prov: Provenance> Frame<'mir, 'tcx, Prov> {
pub fn with_extra<Extra>(self, extra: Extra) -> Frame<'mir, 'tcx, Prov, Extra> {
impl<'tcx, Prov: Provenance> Frame<'tcx, Prov> {
pub fn with_extra<Extra>(self, extra: Extra) -> Frame<'tcx, Prov, Extra> {
Frame {
body: self.body,
instance: self.instance,
@ -247,7 +247,7 @@ impl<'mir, 'tcx, Prov: Provenance> Frame<'mir, 'tcx, Prov> {
}
}
impl<'mir, 'tcx, Prov: Provenance, Extra> Frame<'mir, 'tcx, Prov, Extra> {
impl<'tcx, Prov: Provenance, Extra> Frame<'tcx, Prov, Extra> {
/// Get the current location within the Frame.
///
/// If this is `Left`, we are not currently executing any particular statement in
@ -517,14 +517,12 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
}
#[inline(always)]
pub(crate) fn stack(&self) -> &[Frame<'mir, 'tcx, M::Provenance, M::FrameExtra>] {
pub(crate) fn stack(&self) -> &[Frame<'tcx, M::Provenance, M::FrameExtra>] {
M::stack(self)
}
#[inline(always)]
pub(crate) fn stack_mut(
&mut self,
) -> &mut Vec<Frame<'mir, 'tcx, M::Provenance, M::FrameExtra>> {
pub(crate) fn stack_mut(&mut self) -> &mut Vec<Frame<'tcx, M::Provenance, M::FrameExtra>> {
M::stack_mut(self)
}
@ -536,12 +534,12 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
}
#[inline(always)]
pub fn frame(&self) -> &Frame<'mir, 'tcx, M::Provenance, M::FrameExtra> {
pub fn frame(&self) -> &Frame<'tcx, M::Provenance, M::FrameExtra> {
self.stack().last().expect("no call frames exist")
}
#[inline(always)]
pub fn frame_mut(&mut self) -> &mut Frame<'mir, 'tcx, M::Provenance, M::FrameExtra> {
pub fn frame_mut(&mut self) -> &mut Frame<'tcx, M::Provenance, M::FrameExtra> {
self.stack_mut().last_mut().expect("no call frames exist")
}
@ -602,7 +600,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
T: TypeFoldable<TyCtxt<'tcx>>,
>(
&self,
frame: &Frame<'mir, 'tcx, M::Provenance, M::FrameExtra>,
frame: &Frame<'tcx, M::Provenance, M::FrameExtra>,
value: T,
) -> Result<T, ErrorHandled> {
frame
@ -680,7 +678,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
#[inline(always)]
pub(super) fn layout_of_local(
&self,
frame: &Frame<'mir, 'tcx, M::Provenance, M::FrameExtra>,
frame: &Frame<'tcx, M::Provenance, M::FrameExtra>,
local: mir::Local,
layout: Option<TyAndLayout<'tcx>>,
) -> InterpResult<'tcx, TyAndLayout<'tcx>> {
@ -803,7 +801,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
pub fn push_stack_frame(
&mut self,
instance: ty::Instance<'tcx>,
body: &'mir mir::Body<'tcx>,
body: &'tcx mir::Body<'tcx>,
return_place: &MPlaceTy<'tcx, M::Provenance>,
return_to_block: StackPopCleanup,
) -> InterpResult<'tcx> {

2
compiler/rustc_const_eval/src/interpret/intern.rs
View File

@ -46,7 +46,7 @@ pub trait HasStaticRootDefId {
fn static_def_id(&self) -> Option<LocalDefId>;
}
impl HasStaticRootDefId for const_eval::CompileTimeInterpreter<'_, '_> {
impl HasStaticRootDefId for const_eval::CompileTimeInterpreter<'_> {
fn static_def_id(&self) -> Option<LocalDefId> {
Some(self.static_root_ids?.1)
}

14
compiler/rustc_const_eval/src/interpret/machine.rs
View File

@ -200,7 +200,7 @@ pub trait Machine<'mir, 'tcx: 'mir>: Sized {
destination: &MPlaceTy<'tcx, Self::Provenance>,
target: Option<mir::BasicBlock>,
unwind: mir::UnwindAction,
) -> InterpResult<'tcx, Option<(&'mir mir::Body<'tcx>, ty::Instance<'tcx>)>>;
) -> InterpResult<'tcx, Option<(&'tcx mir::Body<'tcx>, ty::Instance<'tcx>)>>;
/// Execute `fn_val`. It is the hook's responsibility to advance the instruction
/// pointer as appropriate.
@ -478,18 +478,18 @@ pub trait Machine<'mir, 'tcx: 'mir>: Sized {
/// Called immediately before a new stack frame gets pushed.
fn init_frame_extra(
ecx: &mut InterpCx<'mir, 'tcx, Self>,
frame: Frame<'mir, 'tcx, Self::Provenance>,
) -> InterpResult<'tcx, Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>>;
frame: Frame<'tcx, Self::Provenance>,
) -> InterpResult<'tcx, Frame<'tcx, Self::Provenance, Self::FrameExtra>>;
/// Borrow the current thread's stack.
fn stack<'a>(
ecx: &'a InterpCx<'mir, 'tcx, Self>,
) -> &'a [Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>];
) -> &'a [Frame<'tcx, Self::Provenance, Self::FrameExtra>];
/// Mutably borrow the current thread's stack.
fn stack_mut<'a>(
ecx: &'a mut InterpCx<'mir, 'tcx, Self>,
) -> &'a mut Vec<Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>>;
) -> &'a mut Vec<Frame<'tcx, Self::Provenance, Self::FrameExtra>>;
/// Called immediately after a stack frame got pushed and its locals got initialized.
fn after_stack_push(_ecx: &mut InterpCx<'mir, 'tcx, Self>) -> InterpResult<'tcx> {
@ -499,7 +499,7 @@ pub trait Machine<'mir, 'tcx: 'mir>: Sized {
/// Called just before the return value is copied to the caller-provided return place.
fn before_stack_pop(
_ecx: &InterpCx<'mir, 'tcx, Self>,
_frame: &Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>,
_frame: &Frame<'tcx, Self::Provenance, Self::FrameExtra>,
) -> InterpResult<'tcx> {
Ok(())
}
@ -509,7 +509,7 @@ pub trait Machine<'mir, 'tcx: 'mir>: Sized {
#[inline(always)]
fn after_stack_pop(
_ecx: &mut InterpCx<'mir, 'tcx, Self>,
_frame: Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>,
_frame: Frame<'tcx, Self::Provenance, Self::FrameExtra>,
unwinding: bool,
) -> InterpResult<'tcx, StackPopJump> {
// By default, we do not support unwinding from panics

2
compiler/rustc_const_eval/src/interpret/util.rs
View File

@ -84,7 +84,7 @@ where
impl<'tcx> InterpretationResult<'tcx> for mir::interpret::ConstAllocation<'tcx> {
fn make_result<'mir>(
mplace: MPlaceTy<'tcx>,
ecx: &mut InterpCx<'mir, 'tcx, CompileTimeInterpreter<'mir, 'tcx>>,
ecx: &mut InterpCx<'mir, 'tcx, CompileTimeInterpreter<'tcx>>,
) -> Self {
let alloc_id = mplace.ptr().provenance.unwrap().alloc_id();
let alloc = ecx.memory.alloc_map.swap_remove(&alloc_id).unwrap().1;

2
src/tools/miri/src/borrow_tracker/mod.rs
View File

@ -354,7 +354,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
fn on_stack_pop(
&self,
frame: &Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>,
frame: &Frame<'tcx, Provenance, FrameExtra<'tcx>>,
) -> InterpResult<'tcx> {
let this = self.eval_context_ref();
let borrow_tracker = this.machine.borrow_tracker.as_ref().unwrap();

28
src/tools/miri/src/concurrency/thread.rs
View File

@ -9,6 +9,7 @@ use std::time::{Duration, SystemTime};
use either::Either;
use rustc_const_eval::CTRL_C_RECEIVED;
use rustc_data_structures::captures::Captures;
use rustc_data_structures::fx::FxHashMap;
use rustc_hir::def_id::DefId;
use rustc_index::{Idx, IndexVec};
@ -235,7 +236,7 @@ pub struct Thread<'mir, 'tcx> {
thread_name: Option<Vec<u8>>,
/// The virtual call stack.
stack: Vec<Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>>,
stack: Vec<Frame<'tcx, Provenance, FrameExtra<'tcx>>>,
/// The function to call when the stack ran empty, to figure out what to do next.
/// Conceptually, this is the interpreter implementation of the things that happen 'after' the
@ -376,7 +377,7 @@ impl VisitProvenance for Thread<'_, '_> {
}
}
impl VisitProvenance for Frame<'_, '_, Provenance, FrameExtra<'_>> {
impl VisitProvenance for Frame<'_, Provenance, FrameExtra<'_>> {
fn visit_provenance(&self, visit: &mut VisitWith<'_>) {
let Frame {
return_place,
@ -505,19 +506,18 @@ impl<'mir, 'tcx: 'mir> ThreadManager<'mir, 'tcx> {
}
/// Borrow the stack of the active thread.
pub fn active_thread_stack(&self) -> &[Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>] {
pub fn active_thread_stack(&self) -> &[Frame<'tcx, Provenance, FrameExtra<'tcx>>] {
&self.threads[self.active_thread].stack
}
/// Mutably borrow the stack of the active thread.
fn active_thread_stack_mut(
&mut self,
) -> &mut Vec<Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>> {
fn active_thread_stack_mut(&mut self) -> &mut Vec<Frame<'tcx, Provenance, FrameExtra<'tcx>>> {
&mut self.threads[self.active_thread].stack
}
pub fn all_stacks(
&self,
) -> impl Iterator<Item = (ThreadId, &[Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>])> {
) -> impl Iterator<Item = (ThreadId, &[Frame<'tcx, Provenance, FrameExtra<'tcx>>])> + Captures<'mir>
{
self.threads.iter_enumerated().map(|(id, t)| (id, &t.stack[..]))
}
@ -1099,15 +1099,21 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
}
#[inline]
fn active_thread_stack(&self) -> &[Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>] {
fn active_thread_stack<'a>(&'a self) -> &'a [Frame<'tcx, Provenance, FrameExtra<'tcx>>]
where
'mir: 'a,
{
let this = self.eval_context_ref();
this.machine.threads.active_thread_stack()
}
#[inline]
fn active_thread_stack_mut(
&mut self,
) -> &mut Vec<Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>> {
fn active_thread_stack_mut<'a>(
&'a mut self,
) -> &'a mut Vec<Frame<'tcx, Provenance, FrameExtra<'tcx>>>
where
'mir: 'a,
{
let this = self.eval_context_mut();
this.machine.threads.active_thread_stack_mut()
}

4
src/tools/miri/src/helpers.rs
View File

@ -1321,7 +1321,7 @@ impl<'mir, 'tcx> MiriMachine<'mir, 'tcx> {
self.stack()[frame_idx].current_span()
}
fn stack(&self) -> &[Frame<'mir, 'tcx, Provenance, machine::FrameExtra<'tcx>>] {
fn stack(&self) -> &[Frame<'tcx, Provenance, machine::FrameExtra<'tcx>>] {
self.threads.active_thread_stack()
}
@ -1330,7 +1330,7 @@ impl<'mir, 'tcx> MiriMachine<'mir, 'tcx> {
}
/// This is the source of truth for the `is_user_relevant` flag in our `FrameExtra`.
pub fn is_user_relevant(&self, frame: &Frame<'mir, 'tcx, Provenance>) -> bool {
pub fn is_user_relevant(&self, frame: &Frame<'tcx, Provenance>) -> bool {
let def_id = frame.instance.def_id();
(def_id.is_local() || self.local_crates.contains(&def_id.krate))
&& !frame.instance.def.requires_caller_location(self.tcx)

14
src/tools/miri/src/machine.rs
View File

@ -949,7 +949,7 @@ impl<'mir, 'tcx> Machine<'mir, 'tcx> for MiriMachine<'mir, 'tcx> {
dest: &MPlaceTy<'tcx, Provenance>,
ret: Option<mir::BasicBlock>,
unwind: mir::UnwindAction,
) -> InterpResult<'tcx, Option<(&'mir mir::Body<'tcx>, ty::Instance<'tcx>)>> {
) -> InterpResult<'tcx, Option<(&'tcx mir::Body<'tcx>, ty::Instance<'tcx>)>> {
// For foreign items, try to see if we can emulate them.
if ecx.tcx.is_foreign_item(instance.def_id()) {
// An external function call that does not have a MIR body. We either find MIR elsewhere
@ -1359,8 +1359,8 @@ impl<'mir, 'tcx> Machine<'mir, 'tcx> for MiriMachine<'mir, 'tcx> {
#[inline(always)]
fn init_frame_extra(
ecx: &mut InterpCx<'mir, 'tcx, Self>,
frame: Frame<'mir, 'tcx, Provenance>,
) -> InterpResult<'tcx, Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>> {
frame: Frame<'tcx, Provenance>,
) -> InterpResult<'tcx, Frame<'tcx, Provenance, FrameExtra<'tcx>>> {
// Start recording our event before doing anything else
let timing = if let Some(profiler) = ecx.machine.profiler.as_ref() {
let fn_name = frame.instance.to_string();
@ -1391,13 +1391,13 @@ impl<'mir, 'tcx> Machine<'mir, 'tcx> for MiriMachine<'mir, 'tcx> {
fn stack<'a>(
ecx: &'a InterpCx<'mir, 'tcx, Self>,
) -> &'a [Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>] {
) -> &'a [Frame<'tcx, Self::Provenance, Self::FrameExtra>] {
ecx.active_thread_stack()
}
fn stack_mut<'a>(
ecx: &'a mut InterpCx<'mir, 'tcx, Self>,
) -> &'a mut Vec<Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>> {
) -> &'a mut Vec<Frame<'tcx, Self::Provenance, Self::FrameExtra>> {
ecx.active_thread_stack_mut()
}
@ -1444,7 +1444,7 @@ impl<'mir, 'tcx> Machine<'mir, 'tcx> for MiriMachine<'mir, 'tcx> {
fn before_stack_pop(
ecx: &InterpCx<'mir, 'tcx, Self>,
frame: &Frame<'mir, 'tcx, Self::Provenance, Self::FrameExtra>,
frame: &Frame<'tcx, Self::Provenance, Self::FrameExtra>,
) -> InterpResult<'tcx> {
// We want this *before* the return value copy, because the return place itself is protected
// until we do `end_call` here.
@ -1461,7 +1461,7 @@ impl<'mir, 'tcx> Machine<'mir, 'tcx> for MiriMachine<'mir, 'tcx> {
#[inline(always)]
fn after_stack_pop(
ecx: &mut InterpCx<'mir, 'tcx, Self>,
frame: Frame<'mir, 'tcx, Provenance, FrameExtra<'tcx>>,
frame: Frame<'tcx, Provenance, FrameExtra<'tcx>>,
unwinding: bool,
) -> InterpResult<'tcx, StackPopJump> {
if frame.extra.is_user_relevant {

4
src/tools/miri/src/shims/foreign_items.rs
View File

@ -44,7 +44,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
dest: &MPlaceTy<'tcx, Provenance>,
ret: Option<mir::BasicBlock>,
unwind: mir::UnwindAction,
) -> InterpResult<'tcx, Option<(&'mir mir::Body<'tcx>, ty::Instance<'tcx>)>> {
) -> InterpResult<'tcx, Option<(&'tcx mir::Body<'tcx>, ty::Instance<'tcx>)>> {
let this = self.eval_context_mut();
let tcx = this.tcx.tcx;
@ -137,7 +137,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
fn lookup_exported_symbol(
&mut self,
link_name: Symbol,
) -> InterpResult<'tcx, Option<(&'mir mir::Body<'tcx>, ty::Instance<'tcx>)>> {
) -> InterpResult<'tcx, Option<(&'tcx mir::Body<'tcx>, ty::Instance<'tcx>)>> {
let this = self.eval_context_mut();
let tcx = this.tcx.tcx;