rustc: split off BodyOwnerKind from MirSource.
This commit is contained in:
parent
c79e8f4d1d
commit
d6aa56f44e
35 changed files with 238 additions and 275 deletions
|
@ -448,6 +448,28 @@ impl<'hir> Map<'hir> {
|
|||
})
|
||||
}
|
||||
|
||||
pub fn body_owner_kind(&self, id: NodeId) -> BodyOwnerKind {
|
||||
// Handle constants in enum discriminants, types, and repeat expressions.
|
||||
let def_id = self.local_def_id(id);
|
||||
let def_key = self.def_key(def_id);
|
||||
if def_key.disambiguated_data.data == DefPathData::Initializer {
|
||||
return BodyOwnerKind::Const;
|
||||
}
|
||||
|
||||
match self.get(id) {
|
||||
NodeItem(&Item { node: ItemConst(..), .. }) |
|
||||
NodeTraitItem(&TraitItem { node: TraitItemKind::Const(..), .. }) |
|
||||
NodeImplItem(&ImplItem { node: ImplItemKind::Const(..), .. }) => {
|
||||
BodyOwnerKind::Const
|
||||
}
|
||||
NodeItem(&Item { node: ItemStatic(_, m, _), .. }) => {
|
||||
BodyOwnerKind::Static(m)
|
||||
}
|
||||
// Default to function if it's not a constant or static.
|
||||
_ => BodyOwnerKind::Fn
|
||||
}
|
||||
}
|
||||
|
||||
pub fn ty_param_owner(&self, id: NodeId) -> NodeId {
|
||||
match self.get(id) {
|
||||
NodeItem(&Item { node: ItemTrait(..), .. }) => id,
|
||||
|
|
|
@ -1028,6 +1028,18 @@ impl Body {
|
|||
}
|
||||
}
|
||||
|
||||
#[derive(Copy, Clone, Debug)]
|
||||
pub enum BodyOwnerKind {
|
||||
/// Functions and methods.
|
||||
Fn,
|
||||
|
||||
/// Constants and associated constants.
|
||||
Const,
|
||||
|
||||
/// Initializer of a `static` item.
|
||||
Static(Mutability),
|
||||
}
|
||||
|
||||
/// An expression
|
||||
#[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash)]
|
||||
pub struct Expr {
|
||||
|
|
|
@ -31,7 +31,6 @@ use hir;
|
|||
use hir::def_id::DefId;
|
||||
use hir::intravisit::{self, Visitor, NestedVisitorMap};
|
||||
use hir::{Block, Arm, Pat, PatKind, Stmt, Expr, Local};
|
||||
use mir::transform::MirSource;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use rustc_data_structures::stable_hasher::{HashStable, StableHasher,
|
||||
StableHasherResult};
|
||||
|
@ -1298,7 +1297,7 @@ impl<'a, 'tcx> Visitor<'tcx> for RegionResolutionVisitor<'a, 'tcx> {
|
|||
|
||||
// The body of the every fn is a root scope.
|
||||
self.cx.parent = self.cx.var_parent;
|
||||
if let MirSource::Fn(_) = MirSource::from_node(self.tcx, owner_id) {
|
||||
if let hir::BodyOwnerKind::Fn = self.tcx.hir.body_owner_kind(owner_id) {
|
||||
self.visit_expr(&body.value);
|
||||
} else {
|
||||
// Only functions have an outer terminating (drop) scope, while
|
||||
|
|
|
@ -41,7 +41,6 @@ use syntax_pos::Span;
|
|||
mod cache;
|
||||
pub mod tcx;
|
||||
pub mod visit;
|
||||
pub mod transform;
|
||||
pub mod traversal;
|
||||
|
||||
/// Types for locals
|
||||
|
|
|
@ -1,74 +0,0 @@
|
|||
// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
|
||||
// file at the top-level directory of this distribution and at
|
||||
// http://rust-lang.org/COPYRIGHT.
|
||||
//
|
||||
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
||||
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
||||
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
||||
// option. This file may not be copied, modified, or distributed
|
||||
// except according to those terms.
|
||||
|
||||
//! See [the README](README.md) for details on writing your own pass.
|
||||
|
||||
use hir;
|
||||
use hir::def_id::DefId;
|
||||
use hir::map::DefPathData;
|
||||
use mir::Promoted;
|
||||
use ty::TyCtxt;
|
||||
use syntax::ast::NodeId;
|
||||
|
||||
/// Where a specific Mir comes from.
|
||||
#[derive(Debug, Copy, Clone)]
|
||||
pub enum MirSource {
|
||||
/// Functions and methods.
|
||||
Fn(NodeId),
|
||||
|
||||
/// Constants and associated constants.
|
||||
Const(NodeId),
|
||||
|
||||
/// Initializer of a `static` item.
|
||||
Static(NodeId, hir::Mutability),
|
||||
|
||||
/// Promoted rvalues within a function.
|
||||
Promoted(NodeId, Promoted),
|
||||
}
|
||||
|
||||
impl<'a, 'gcx, 'tcx> MirSource {
|
||||
pub fn from_local_def_id(tcx: TyCtxt<'a, 'gcx, 'tcx>, def_id: DefId) -> MirSource {
|
||||
let id = tcx.hir.as_local_node_id(def_id).expect("mir source requires local def-id");
|
||||
Self::from_node(tcx, id)
|
||||
}
|
||||
|
||||
pub fn from_node(tcx: TyCtxt<'a, 'gcx, 'tcx>, id: NodeId) -> MirSource {
|
||||
use hir::*;
|
||||
|
||||
// Handle constants in enum discriminants, types, and repeat expressions.
|
||||
let def_id = tcx.hir.local_def_id(id);
|
||||
let def_key = tcx.def_key(def_id);
|
||||
if def_key.disambiguated_data.data == DefPathData::Initializer {
|
||||
return MirSource::Const(id);
|
||||
}
|
||||
|
||||
match tcx.hir.get(id) {
|
||||
map::NodeItem(&Item { node: ItemConst(..), .. }) |
|
||||
map::NodeTraitItem(&TraitItem { node: TraitItemKind::Const(..), .. }) |
|
||||
map::NodeImplItem(&ImplItem { node: ImplItemKind::Const(..), .. }) => {
|
||||
MirSource::Const(id)
|
||||
}
|
||||
map::NodeItem(&Item { node: ItemStatic(_, m, _), .. }) => {
|
||||
MirSource::Static(id, m)
|
||||
}
|
||||
// Default to function if it's not a constant or static.
|
||||
_ => MirSource::Fn(id)
|
||||
}
|
||||
}
|
||||
|
||||
pub fn item_id(&self) -> NodeId {
|
||||
match *self {
|
||||
MirSource::Fn(id) |
|
||||
MirSource::Const(id) |
|
||||
MirSource::Static(id, _) |
|
||||
MirSource::Promoted(id, _) => id
|
||||
}
|
||||
}
|
||||
}
|
|
@ -18,7 +18,6 @@ use rustc::ty::maps::Providers;
|
|||
use rustc::mir::{AssertMessage, BasicBlock, BorrowKind, Location, Lvalue, Local};
|
||||
use rustc::mir::{Mir, Mutability, Operand, Projection, ProjectionElem, Rvalue};
|
||||
use rustc::mir::{Statement, StatementKind, Terminator, TerminatorKind};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use transform::nll;
|
||||
|
||||
use rustc_data_structures::indexed_set::{self, IdxSetBuf};
|
||||
|
@ -50,8 +49,7 @@ pub fn provide(providers: &mut Providers) {
|
|||
|
||||
fn mir_borrowck<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) {
|
||||
let input_mir = tcx.mir_validated(def_id);
|
||||
let src = MirSource::from_local_def_id(tcx, def_id);
|
||||
debug!("run query mir_borrowck: {}", tcx.node_path_str(src.item_id()));
|
||||
debug!("run query mir_borrowck: {}", tcx.item_path_str(def_id));
|
||||
|
||||
if {
|
||||
!tcx.has_attr(def_id, "rustc_mir_borrowck") &&
|
||||
|
@ -63,21 +61,20 @@ fn mir_borrowck<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) {
|
|||
|
||||
tcx.infer_ctxt().enter(|infcx| {
|
||||
let input_mir: &Mir = &input_mir.borrow();
|
||||
do_mir_borrowck(&infcx, input_mir, def_id, src);
|
||||
do_mir_borrowck(&infcx, input_mir, def_id);
|
||||
});
|
||||
debug!("mir_borrowck done");
|
||||
}
|
||||
|
||||
fn do_mir_borrowck<'a, 'gcx, 'tcx>(infcx: &InferCtxt<'a, 'gcx, 'tcx>,
|
||||
input_mir: &Mir<'gcx>,
|
||||
def_id: DefId,
|
||||
src: MirSource)
|
||||
def_id: DefId)
|
||||
{
|
||||
let tcx = infcx.tcx;
|
||||
let attributes = tcx.get_attrs(def_id);
|
||||
let param_env = tcx.param_env(def_id);
|
||||
|
||||
let id = src.item_id();
|
||||
let id = tcx.hir.as_local_node_id(def_id)
|
||||
.expect("do_mir_borrowck: non-local DefId");
|
||||
|
||||
let move_data: MoveData<'tcx> = match MoveData::gather_moves(input_mir, tcx, param_env) {
|
||||
Ok(move_data) => move_data,
|
||||
|
@ -117,7 +114,7 @@ fn do_mir_borrowck<'a, 'gcx, 'tcx>(infcx: &InferCtxt<'a, 'gcx, 'tcx>,
|
|||
let opt_regioncx = if !tcx.sess.opts.debugging_opts.nll {
|
||||
None
|
||||
} else {
|
||||
Some(nll::compute_regions(infcx, src, mir))
|
||||
Some(nll::compute_regions(infcx, def_id, mir))
|
||||
};
|
||||
|
||||
let mdpe = MoveDataParamEnv { move_data: move_data, param_env: param_env };
|
||||
|
|
|
@ -16,7 +16,6 @@ use rustc::hir;
|
|||
use rustc::hir::def_id::DefId;
|
||||
use rustc::middle::region;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::{MutVisitor, TyContext};
|
||||
use rustc::ty::{self, Ty, TyCtxt};
|
||||
use rustc::ty::subst::Substs;
|
||||
|
@ -30,6 +29,7 @@ use syntax::abi::Abi;
|
|||
use syntax::ast;
|
||||
use syntax::symbol::keywords;
|
||||
use syntax_pos::Span;
|
||||
use transform::MirSource;
|
||||
use util as mir_util;
|
||||
|
||||
/// Construct the MIR for a given def-id.
|
||||
|
@ -83,12 +83,11 @@ pub fn mir_build<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> Mir<'t
|
|||
_ => unsupported(),
|
||||
};
|
||||
|
||||
let src = MirSource::from_node(tcx, id);
|
||||
tcx.infer_ctxt().enter(|infcx| {
|
||||
let cx = Cx::new(&infcx, src);
|
||||
let cx = Cx::new(&infcx, id);
|
||||
let mut mir = if cx.tables().tainted_by_errors {
|
||||
build::construct_error(cx, body_id)
|
||||
} else if let MirSource::Fn(id) = src {
|
||||
} else if let hir::BodyOwnerKind::Fn = cx.body_owner_kind {
|
||||
// fetch the fully liberated fn signature (that is, all bound
|
||||
// types/lifetimes replaced)
|
||||
let fn_hir_id = tcx.hir.node_to_hir_id(id);
|
||||
|
@ -150,7 +149,8 @@ pub fn mir_build<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> Mir<'t
|
|||
mem::transmute::<Mir, Mir<'tcx>>(mir)
|
||||
};
|
||||
|
||||
mir_util::dump_mir(tcx, None, "mir_map", &0, src, &mir, |_, _| Ok(()) );
|
||||
mir_util::dump_mir(tcx, None, "mir_map", &0,
|
||||
MirSource::item(def_id), &mir, |_, _| Ok(()) );
|
||||
|
||||
mir
|
||||
})
|
||||
|
@ -214,8 +214,7 @@ fn create_constructor_shim<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
|||
let span = tcx.hir.span(ctor_id);
|
||||
if let hir::VariantData::Tuple(ref fields, ctor_id) = *v {
|
||||
tcx.infer_ctxt().enter(|infcx| {
|
||||
let (mut mir, src) =
|
||||
shim::build_adt_ctor(&infcx, ctor_id, fields, span);
|
||||
let mut mir = shim::build_adt_ctor(&infcx, ctor_id, fields, span);
|
||||
|
||||
// Convert the Mir to global types.
|
||||
let tcx = infcx.tcx.global_tcx();
|
||||
|
@ -228,7 +227,9 @@ fn create_constructor_shim<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
|||
mem::transmute::<Mir, Mir<'tcx>>(mir)
|
||||
};
|
||||
|
||||
mir_util::dump_mir(tcx, None, "mir_map", &0, src, &mir, |_, _| Ok(()) );
|
||||
mir_util::dump_mir(tcx, None, "mir_map", &0,
|
||||
MirSource::item(tcx.hir.local_def_id(ctor_id)),
|
||||
&mir, |_, _| Ok(()) );
|
||||
|
||||
mir
|
||||
})
|
||||
|
|
|
@ -91,9 +91,9 @@ use build::{BlockAnd, BlockAndExtension, Builder, CFG};
|
|||
use hair::LintLevel;
|
||||
use rustc::middle::region;
|
||||
use rustc::ty::{Ty, TyCtxt};
|
||||
use rustc::hir;
|
||||
use rustc::hir::def_id::LOCAL_CRATE;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use syntax_pos::{Span};
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use rustc_data_structures::fx::FxHashMap;
|
||||
|
@ -596,15 +596,13 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
|
|||
/// When building statics/constants, returns `None` since
|
||||
/// intermediate values do not have to be dropped in that case.
|
||||
pub fn local_scope(&self) -> Option<region::Scope> {
|
||||
match self.hir.src {
|
||||
MirSource::Const(_) |
|
||||
MirSource::Static(..) =>
|
||||
match self.hir.body_owner_kind {
|
||||
hir::BodyOwnerKind::Const |
|
||||
hir::BodyOwnerKind::Static(_) =>
|
||||
// No need to free storage in this context.
|
||||
None,
|
||||
MirSource::Fn(_) =>
|
||||
hir::BodyOwnerKind::Fn =>
|
||||
Some(self.topmost_scope()),
|
||||
MirSource::Promoted(..) =>
|
||||
bug!(),
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -15,7 +15,6 @@
|
|||
//!
|
||||
|
||||
use hair::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
|
||||
use rustc::middle::const_val::{ConstEvalErr, ConstVal};
|
||||
use rustc_const_eval::ConstContext;
|
||||
|
@ -51,8 +50,8 @@ pub struct Cx<'a, 'gcx: 'a + 'tcx, 'tcx: 'a> {
|
|||
/// `const`, or the body of a `const fn`.
|
||||
constness: hir::Constness,
|
||||
|
||||
/// What are we compiling?
|
||||
pub src: MirSource,
|
||||
/// What kind of body is being compiled.
|
||||
pub body_owner_kind: hir::BodyOwnerKind,
|
||||
|
||||
/// True if this constant/function needs overflow checks.
|
||||
check_overflow: bool,
|
||||
|
@ -60,21 +59,20 @@ pub struct Cx<'a, 'gcx: 'a + 'tcx, 'tcx: 'a> {
|
|||
|
||||
impl<'a, 'gcx, 'tcx> Cx<'a, 'gcx, 'tcx> {
|
||||
pub fn new(infcx: &'a InferCtxt<'a, 'gcx, 'tcx>,
|
||||
src: MirSource) -> Cx<'a, 'gcx, 'tcx> {
|
||||
let constness = match src {
|
||||
MirSource::Const(_) |
|
||||
MirSource::Static(..) => hir::Constness::Const,
|
||||
MirSource::Fn(id) => {
|
||||
let fn_like = FnLikeNode::from_node(infcx.tcx.hir.get(id));
|
||||
src_id: ast::NodeId) -> Cx<'a, 'gcx, 'tcx> {
|
||||
let tcx = infcx.tcx;
|
||||
let src_def_id = tcx.hir.local_def_id(src_id);
|
||||
let body_owner_kind = tcx.hir.body_owner_kind(src_id);
|
||||
|
||||
let constness = match body_owner_kind {
|
||||
hir::BodyOwnerKind::Const |
|
||||
hir::BodyOwnerKind::Static(_) => hir::Constness::Const,
|
||||
hir::BodyOwnerKind::Fn => {
|
||||
let fn_like = FnLikeNode::from_node(infcx.tcx.hir.get(src_id));
|
||||
fn_like.map_or(hir::Constness::NotConst, |f| f.constness())
|
||||
}
|
||||
MirSource::Promoted(..) => bug!(),
|
||||
};
|
||||
|
||||
let tcx = infcx.tcx;
|
||||
let src_id = src.item_id();
|
||||
let src_def_id = tcx.hir.local_def_id(src_id);
|
||||
|
||||
let attrs = tcx.hir.attrs(src_id);
|
||||
|
||||
// Some functions always have overflow checks enabled,
|
||||
|
@ -99,7 +97,7 @@ impl<'a, 'gcx, 'tcx> Cx<'a, 'gcx, 'tcx> {
|
|||
region_scope_tree: tcx.region_scope_tree(src_def_id),
|
||||
tables: tcx.typeck_tables_of(src_def_id),
|
||||
constness,
|
||||
src,
|
||||
body_owner_kind,
|
||||
check_overflow,
|
||||
}
|
||||
}
|
||||
|
|
|
@ -13,7 +13,6 @@ use rustc::hir::def_id::DefId;
|
|||
use rustc::infer;
|
||||
use rustc::middle::const_val::ConstVal;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::ty::{self, Ty, TyCtxt};
|
||||
use rustc::ty::subst::{Kind, Subst, Substs};
|
||||
use rustc::ty::maps::Providers;
|
||||
|
@ -826,7 +825,7 @@ pub fn build_adt_ctor<'a, 'gcx, 'tcx>(infcx: &infer::InferCtxt<'a, 'gcx, 'tcx>,
|
|||
ctor_id: ast::NodeId,
|
||||
fields: &[hir::StructField],
|
||||
span: Span)
|
||||
-> (Mir<'tcx>, MirSource)
|
||||
-> Mir<'tcx>
|
||||
{
|
||||
let tcx = infcx.tcx;
|
||||
let def_id = tcx.hir.local_def_id(ctor_id);
|
||||
|
@ -875,7 +874,7 @@ pub fn build_adt_ctor<'a, 'gcx, 'tcx>(infcx: &infer::InferCtxt<'a, 'gcx, 'tcx>,
|
|||
is_cleanup: false
|
||||
};
|
||||
|
||||
let mir = Mir::new(
|
||||
Mir::new(
|
||||
IndexVec::from_elem_n(start_block, 1),
|
||||
IndexVec::from_elem_n(
|
||||
VisibilityScopeData { span: span, parent_scope: None }, 1
|
||||
|
@ -888,6 +887,5 @@ pub fn build_adt_ctor<'a, 'gcx, 'tcx>(infcx: &infer::InferCtxt<'a, 'gcx, 'tcx>,
|
|||
sig.inputs().len(),
|
||||
vec![],
|
||||
span
|
||||
);
|
||||
(mir, MirSource::Fn(ctor_id))
|
||||
)
|
||||
}
|
||||
|
|
|
@ -10,9 +10,8 @@
|
|||
|
||||
use rustc::ty::TyCtxt;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc_data_structures::indexed_vec::{Idx, IndexVec};
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
#[derive(PartialEq)]
|
||||
pub enum AddCallGuards {
|
||||
|
|
|
@ -17,9 +17,8 @@
|
|||
use rustc::ty::{self, TyCtxt, RegionKind};
|
||||
use rustc::hir;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::middle::region;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
pub struct AddValidation;
|
||||
|
||||
|
@ -107,8 +106,9 @@ fn fn_contains_unsafe<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, src: MirSource) ->
|
|||
}
|
||||
}
|
||||
|
||||
let fn_like = match src {
|
||||
MirSource::Fn(node_id) => {
|
||||
let node_id = tcx.hir.as_local_node_id(src.def_id).unwrap();
|
||||
let fn_like = match tcx.hir.body_owner_kind(node_id) {
|
||||
hir::BodyOwnerKind::Fn => {
|
||||
match FnLikeNode::from_node(tcx.hir.get(node_id)) {
|
||||
Some(fn_like) => fn_like,
|
||||
None => return false, // e.g. struct ctor shims -- such auto-generated code cannot
|
||||
|
|
|
@ -22,11 +22,10 @@
|
|||
use rustc_data_structures::fx::FxHashSet;
|
||||
|
||||
use rustc::middle::region;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::{BasicBlock, Location, Mir, Rvalue, Statement, StatementKind};
|
||||
use rustc::mir::visit::{MutVisitor, Visitor, TyContext};
|
||||
use rustc::ty::{Ty, RegionKind, TyCtxt};
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
pub struct CleanEndRegions;
|
||||
|
||||
|
|
|
@ -29,11 +29,11 @@
|
|||
//! (non-mutating) use of `SRC`. These restrictions are conservative and may be relaxed in the
|
||||
//! future.
|
||||
|
||||
use rustc::hir;
|
||||
use rustc::mir::{Constant, Local, LocalKind, Location, Lvalue, Mir, Operand, Rvalue, StatementKind};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::MutVisitor;
|
||||
use rustc::ty::TyCtxt;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
use util::def_use::DefUseAnalysis;
|
||||
|
||||
pub struct CopyPropagation;
|
||||
|
@ -43,19 +43,17 @@ impl MirPass for CopyPropagation {
|
|||
tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
||||
source: MirSource,
|
||||
mir: &mut Mir<'tcx>) {
|
||||
match source {
|
||||
MirSource::Const(_) => {
|
||||
// Don't run on constants, because constant qualification might reject the
|
||||
// optimized IR.
|
||||
return
|
||||
}
|
||||
MirSource::Static(..) | MirSource::Promoted(..) => {
|
||||
// Don't run on statics and promoted statics, because trans might not be able to
|
||||
// evaluate the optimized IR.
|
||||
return
|
||||
}
|
||||
MirSource::Fn(function_node_id) => {
|
||||
if tcx.is_const_fn(tcx.hir.local_def_id(function_node_id)) {
|
||||
// Don't run on constant MIR, because trans might not be able to
|
||||
// evaluate the modified MIR.
|
||||
// FIXME(eddyb) Remove check after miri is merged.
|
||||
let id = tcx.hir.as_local_node_id(source.def_id).unwrap();
|
||||
match (tcx.hir.body_owner_kind(id), source.promoted) {
|
||||
(_, Some(_)) |
|
||||
(hir::BodyOwnerKind::Const, _) |
|
||||
(hir::BodyOwnerKind::Static(_), _) => return,
|
||||
|
||||
(hir::BodyOwnerKind::Fn, _) => {
|
||||
if tcx.is_const_fn(source.def_id) {
|
||||
// Don't run on const functions, as, again, trans might not be able to evaluate
|
||||
// the optimized IR.
|
||||
return
|
||||
|
|
|
@ -8,11 +8,11 @@
|
|||
// option. This file may not be copied, modified, or distributed
|
||||
// except according to those terms.
|
||||
|
||||
use rustc::hir;
|
||||
use rustc::ty::TyCtxt;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
pub struct Deaggregator;
|
||||
|
||||
|
@ -21,16 +21,21 @@ impl MirPass for Deaggregator {
|
|||
tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
||||
source: MirSource,
|
||||
mir: &mut Mir<'tcx>) {
|
||||
let node_id = source.item_id();
|
||||
let node_path = tcx.item_path_str(tcx.hir.local_def_id(node_id));
|
||||
let node_path = tcx.item_path_str(source.def_id);
|
||||
debug!("running on: {:?}", node_path);
|
||||
// we only run when mir_opt_level > 2
|
||||
if tcx.sess.opts.debugging_opts.mir_opt_level <= 2 {
|
||||
return;
|
||||
}
|
||||
|
||||
// Do not trigger on constants. Could be revised in future
|
||||
if let MirSource::Fn(_) = source {} else { return; }
|
||||
// Don't run on constant MIR, because trans might not be able to
|
||||
// evaluate the modified MIR.
|
||||
// FIXME(eddyb) Remove check after miri is merged.
|
||||
let id = tcx.hir.as_local_node_id(source.def_id).unwrap();
|
||||
match (tcx.hir.body_owner_kind(id), source.promoted) {
|
||||
(hir::BodyOwnerKind::Fn, None) => {},
|
||||
_ => return
|
||||
}
|
||||
// In fact, we might not want to trigger in other cases.
|
||||
// Ex: when we could use SROA. See issue #35259
|
||||
|
||||
|
|
|
@ -16,10 +16,9 @@ use std::fs::File;
|
|||
use std::io;
|
||||
|
||||
use rustc::mir::Mir;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::session::config::{OutputFilenames, OutputType};
|
||||
use rustc::ty::TyCtxt;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
use util as mir_util;
|
||||
|
||||
pub struct Marker(pub &'static str);
|
||||
|
|
|
@ -15,14 +15,14 @@ use dataflow::{on_all_children_bits, on_all_drop_children_bits};
|
|||
use dataflow::{drop_flag_effects_for_location, on_lookup_result_bits};
|
||||
use dataflow::MoveDataParamEnv;
|
||||
use dataflow;
|
||||
use rustc::hir;
|
||||
use rustc::ty::{self, TyCtxt};
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::middle::const_val::ConstVal;
|
||||
use rustc::util::nodemap::FxHashMap;
|
||||
use rustc_data_structures::indexed_set::IdxSetBuf;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
use util::patch::MirPatch;
|
||||
use util::elaborate_drops::{DropFlagState, Unwind, elaborate_drop};
|
||||
use util::elaborate_drops::{DropElaborator, DropStyle, DropFlagMode};
|
||||
|
@ -40,12 +40,16 @@ impl MirPass for ElaborateDrops {
|
|||
mir: &mut Mir<'tcx>)
|
||||
{
|
||||
debug!("elaborate_drops({:?} @ {:?})", src, mir.span);
|
||||
match src {
|
||||
MirSource::Fn(..) => {},
|
||||
|
||||
// Don't run on constant MIR, because trans might not be able to
|
||||
// evaluate the modified MIR.
|
||||
// FIXME(eddyb) Remove check after miri is merged.
|
||||
let id = tcx.hir.as_local_node_id(src.def_id).unwrap();
|
||||
match (tcx.hir.body_owner_kind(id), src.promoted) {
|
||||
(hir::BodyOwnerKind::Fn, None) => {},
|
||||
_ => return
|
||||
}
|
||||
let id = src.item_id();
|
||||
let param_env = tcx.param_env(tcx.hir.local_def_id(id));
|
||||
let param_env = tcx.param_env(src.def_id);
|
||||
let move_data = MoveData::gather_moves(mir, tcx, param_env).unwrap();
|
||||
let elaborate_patch = {
|
||||
let mir = &*mir;
|
||||
|
|
|
@ -18,8 +18,7 @@ use rustc::ty::subst::Substs;
|
|||
use rustc::ty::{self, Ty, TyCtxt};
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::visit::{MutVisitor, TyContext};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
struct EraseRegionsVisitor<'a, 'tcx: 'a> {
|
||||
tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
||||
|
|
|
@ -63,7 +63,6 @@ use rustc::hir;
|
|||
use rustc::hir::def_id::DefId;
|
||||
use rustc::middle::const_val::ConstVal;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::{LvalueContext, Visitor, MutVisitor};
|
||||
use rustc::ty::{self, TyCtxt, AdtDef, Ty, GeneratorInterior};
|
||||
use rustc::ty::subst::{Kind, Substs};
|
||||
|
@ -76,7 +75,7 @@ use std::collections::HashMap;
|
|||
use std::borrow::Cow;
|
||||
use std::iter::once;
|
||||
use std::mem;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
use transform::simplify;
|
||||
use transform::no_landing_pads::no_landing_pads;
|
||||
use dataflow::{self, MaybeStorageLive, state_for_location};
|
||||
|
@ -339,7 +338,7 @@ fn locals_live_across_suspend_points<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
|||
(liveness::LocalSet,
|
||||
HashMap<BasicBlock, liveness::LocalSet>) {
|
||||
let dead_unwinds = IdxSetBuf::new_empty(mir.basic_blocks().len());
|
||||
let node_id = source.item_id();
|
||||
let node_id = tcx.hir.as_local_node_id(source.def_id).unwrap();
|
||||
let analysis = MaybeStorageLive::new(mir);
|
||||
let storage_live =
|
||||
dataflow::do_dataflow(tcx, mir, node_id, &[], &dead_unwinds, analysis,
|
||||
|
@ -764,8 +763,8 @@ impl MirPass for StateTransform {
|
|||
|
||||
assert!(mir.generator_drop.is_none());
|
||||
|
||||
let node_id = source.item_id();
|
||||
let def_id = tcx.hir.local_def_id(source.item_id());
|
||||
let def_id = source.def_id;
|
||||
let node_id = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
let hir_id = tcx.hir.node_to_hir_id(node_id);
|
||||
|
||||
// Get the interior types which typeck computed
|
||||
|
|
|
@ -10,19 +10,19 @@
|
|||
|
||||
//! Inlining pass for MIR functions
|
||||
|
||||
use rustc::hir;
|
||||
use rustc::hir::def_id::DefId;
|
||||
|
||||
use rustc_data_structures::bitvec::BitVector;
|
||||
use rustc_data_structures::indexed_vec::{Idx, IndexVec};
|
||||
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::*;
|
||||
use rustc::ty::{self, Instance, Ty, TyCtxt, TypeFoldable};
|
||||
use rustc::ty::subst::{Subst,Substs};
|
||||
|
||||
use std::collections::VecDeque;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
use super::simplify::{remove_dead_blocks, CfgSimplifier};
|
||||
|
||||
use syntax::{attr};
|
||||
|
@ -78,12 +78,12 @@ impl<'a, 'tcx> Inliner<'a, 'tcx> {
|
|||
|
||||
let mut callsites = VecDeque::new();
|
||||
|
||||
let param_env;
|
||||
let param_env = self.tcx.param_env(self.source.def_id);
|
||||
|
||||
// Only do inlining into fn bodies.
|
||||
if let MirSource::Fn(caller_id) = self.source {
|
||||
let caller_def_id = self.tcx.hir.local_def_id(caller_id);
|
||||
param_env = self.tcx.param_env(caller_def_id);
|
||||
let id = self.tcx.hir.as_local_node_id(self.source.def_id).unwrap();
|
||||
let body_owner_kind = self.tcx.hir.body_owner_kind(id);
|
||||
if let (hir::BodyOwnerKind::Fn, None) = (body_owner_kind, self.source.promoted) {
|
||||
|
||||
for (bb, bb_data) in caller_mir.basic_blocks().iter_enumerated() {
|
||||
// Don't inline calls that are in cleanup blocks.
|
||||
|
@ -252,8 +252,7 @@ impl<'a, 'tcx> Inliner<'a, 'tcx> {
|
|||
|
||||
// FIXME: Give a bonus to functions with only a single caller
|
||||
|
||||
let def_id = tcx.hir.local_def_id(self.source.item_id());
|
||||
let param_env = tcx.param_env(def_id);
|
||||
let param_env = tcx.param_env(self.source.def_id);
|
||||
|
||||
let mut first_block = true;
|
||||
let mut cost = 0;
|
||||
|
|
|
@ -11,13 +11,12 @@
|
|||
//! Performs various peephole optimizations.
|
||||
|
||||
use rustc::mir::{Location, Lvalue, Mir, Operand, ProjectionElem, Rvalue, Local};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::{MutVisitor, Visitor};
|
||||
use rustc::ty::TyCtxt;
|
||||
use rustc::util::nodemap::FxHashSet;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use std::mem;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
pub struct InstCombine;
|
||||
|
||||
|
|
|
@ -10,8 +10,7 @@
|
|||
|
||||
use build;
|
||||
use rustc::hir::def_id::{CrateNum, DefId, LOCAL_CRATE};
|
||||
use rustc::mir::Mir;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::{Mir, Promoted};
|
||||
use rustc::ty::TyCtxt;
|
||||
use rustc::ty::maps::Providers;
|
||||
use rustc::ty::steal::Steal;
|
||||
|
@ -108,6 +107,24 @@ fn mir_built<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> &'tcx Stea
|
|||
tcx.alloc_steal_mir(mir)
|
||||
}
|
||||
|
||||
/// Where a specific Mir comes from.
|
||||
#[derive(Debug, Copy, Clone)]
|
||||
pub struct MirSource {
|
||||
pub def_id: DefId,
|
||||
|
||||
/// If `Some`, this is a promoted rvalue within the parent function.
|
||||
pub promoted: Option<Promoted>,
|
||||
}
|
||||
|
||||
impl MirSource {
|
||||
pub fn item(def_id: DefId) -> Self {
|
||||
MirSource {
|
||||
def_id,
|
||||
promoted: None
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// Generates a default name for the pass based on the name of the
|
||||
/// type `T`.
|
||||
pub fn default_name<T: ?Sized>() -> Cow<'static, str> {
|
||||
|
@ -133,9 +150,13 @@ pub trait MirPass {
|
|||
mir: &mut Mir<'tcx>);
|
||||
}
|
||||
|
||||
pub macro run_passes($tcx:ident, $mir:ident, $source:ident, $suite_index:expr; $($pass:expr,)*) {{
|
||||
pub macro run_passes($tcx:ident, $mir:ident, $def_id:ident, $suite_index:expr; $($pass:expr,)*) {{
|
||||
let suite_index: usize = $suite_index;
|
||||
let run_passes = |mir: &mut _, source| {
|
||||
let run_passes = |mir: &mut _, promoted| {
|
||||
let source = MirSource {
|
||||
def_id: $def_id,
|
||||
promoted
|
||||
};
|
||||
let mut index = 0;
|
||||
let mut run_pass = |pass: &MirPass| {
|
||||
let run_hooks = |mir: &_, index, is_after| {
|
||||
|
@ -150,10 +171,11 @@ pub macro run_passes($tcx:ident, $mir:ident, $source:ident, $suite_index:expr; $
|
|||
};
|
||||
$(run_pass(&$pass);)*
|
||||
};
|
||||
run_passes(&mut $mir, $source);
|
||||
|
||||
run_passes(&mut $mir, None);
|
||||
|
||||
for (index, promoted_mir) in $mir.promoted.iter_enumerated_mut() {
|
||||
run_passes(promoted_mir, MirSource::Promoted($source.item_id(), index));
|
||||
run_passes(promoted_mir, Some(index));
|
||||
|
||||
// Let's make sure we don't miss any nested instances
|
||||
assert!(promoted_mir.promoted.is_empty());
|
||||
|
@ -165,8 +187,7 @@ fn mir_const<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> &'tcx Stea
|
|||
let _ = tcx.unsafety_check_result(def_id);
|
||||
|
||||
let mut mir = tcx.mir_built(def_id).steal();
|
||||
let source = MirSource::from_local_def_id(tcx, def_id);
|
||||
run_passes![tcx, mir, source, 0;
|
||||
run_passes![tcx, mir, def_id, 0;
|
||||
// Remove all `EndRegion` statements that are not involved in borrows.
|
||||
clean_end_regions::CleanEndRegions,
|
||||
|
||||
|
@ -179,15 +200,15 @@ fn mir_const<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> &'tcx Stea
|
|||
}
|
||||
|
||||
fn mir_validated<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> &'tcx Steal<Mir<'tcx>> {
|
||||
let source = MirSource::from_local_def_id(tcx, def_id);
|
||||
if let MirSource::Const(_) = source {
|
||||
let node_id = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
if let hir::BodyOwnerKind::Const = tcx.hir.body_owner_kind(node_id) {
|
||||
// Ensure that we compute the `mir_const_qualif` for constants at
|
||||
// this point, before we steal the mir-const result.
|
||||
let _ = tcx.mir_const_qualif(def_id);
|
||||
}
|
||||
|
||||
let mut mir = tcx.mir_const(def_id).steal();
|
||||
run_passes![tcx, mir, source, 1;
|
||||
run_passes![tcx, mir, def_id, 1;
|
||||
// What we need to run borrowck etc.
|
||||
qualify_consts::QualifyAndPromoteConstants,
|
||||
simplify::SimplifyCfg::new("qualify-consts"),
|
||||
|
@ -202,8 +223,7 @@ fn optimized_mir<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: DefId) -> &'tcx
|
|||
let _ = tcx.borrowck(def_id);
|
||||
|
||||
let mut mir = tcx.mir_validated(def_id).steal();
|
||||
let source = MirSource::from_local_def_id(tcx, def_id);
|
||||
run_passes![tcx, mir, source, 2;
|
||||
run_passes![tcx, mir, def_id, 2;
|
||||
no_landing_pads::NoLandingPads,
|
||||
simplify_branches::SimplifyBranches::new("initial"),
|
||||
|
||||
|
|
|
@ -10,7 +10,6 @@
|
|||
|
||||
use rustc::hir;
|
||||
use rustc::mir::{BasicBlock, BorrowKind, Location, Lvalue, Mir, Rvalue, Statement, StatementKind};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::Visitor;
|
||||
use rustc::mir::Lvalue::Projection;
|
||||
use rustc::mir::{LvalueProjection, ProjectionElem};
|
||||
|
@ -31,7 +30,7 @@ pub(super) fn generate_constraints<'a, 'gcx, 'tcx>(
|
|||
infcx: &InferCtxt<'a, 'gcx, 'tcx>,
|
||||
regioncx: &mut RegionInferenceContext<'tcx>,
|
||||
mir: &Mir<'tcx>,
|
||||
mir_source: MirSource,
|
||||
param_env: ty::ParamEnv<'tcx>,
|
||||
liveness: &LivenessResults,
|
||||
) {
|
||||
ConstraintGeneration {
|
||||
|
@ -39,7 +38,7 @@ pub(super) fn generate_constraints<'a, 'gcx, 'tcx>(
|
|||
regioncx,
|
||||
mir,
|
||||
liveness,
|
||||
mir_source,
|
||||
param_env,
|
||||
}.add_constraints();
|
||||
}
|
||||
|
||||
|
@ -48,7 +47,7 @@ struct ConstraintGeneration<'cx, 'gcx: 'tcx, 'tcx: 'cx> {
|
|||
regioncx: &'cx mut RegionInferenceContext<'tcx>,
|
||||
mir: &'cx Mir<'tcx>,
|
||||
liveness: &'cx LivenessResults,
|
||||
mir_source: MirSource,
|
||||
param_env: ty::ParamEnv<'tcx>,
|
||||
}
|
||||
|
||||
impl<'cx, 'gcx, 'tcx> ConstraintGeneration<'cx, 'gcx, 'tcx> {
|
||||
|
@ -153,13 +152,11 @@ impl<'cx, 'gcx, 'tcx> ConstraintGeneration<'cx, 'gcx, 'tcx> {
|
|||
// `dtorck_constraint_for_ty` could not resolve (e.g.,
|
||||
// associated types and parameters). We need to normalize
|
||||
// associated types here and possibly recursively process.
|
||||
let def_id = tcx.hir.local_def_id(self.mir_source.item_id());
|
||||
let param_env = self.infcx.tcx.param_env(def_id);
|
||||
for ty in dtorck_types {
|
||||
// FIXME -- I think that this may disregard some region obligations
|
||||
// or something. Do we care? -nmatsakis
|
||||
let cause = ObligationCause::dummy();
|
||||
match traits::fully_normalize(self.infcx, cause, param_env, &ty) {
|
||||
match traits::fully_normalize(self.infcx, cause, self.param_env, &ty) {
|
||||
Ok(ty) => match ty.sty {
|
||||
ty::TyParam(..) | ty::TyProjection(..) | ty::TyAnon(..) => {
|
||||
self.add_regular_live_constraint(ty, location);
|
||||
|
|
|
@ -22,9 +22,9 @@
|
|||
//! The code in this file doesn't *do anything* with those results; it
|
||||
//! just returns them for other code to use.
|
||||
|
||||
use rustc::hir::def_id::DefId;
|
||||
use rustc::infer::InferCtxt;
|
||||
use rustc::middle::free_region::FreeRegionMap;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::ty;
|
||||
use rustc::ty::subst::Substs;
|
||||
use rustc::util::nodemap::FxHashMap;
|
||||
|
@ -43,12 +43,9 @@ pub struct FreeRegions<'tcx> {
|
|||
|
||||
pub fn free_regions<'a, 'gcx, 'tcx>(
|
||||
infcx: &InferCtxt<'a, 'gcx, 'tcx>,
|
||||
source: MirSource,
|
||||
item_def_id: DefId,
|
||||
) -> FreeRegions<'tcx> {
|
||||
debug!("free_regions(source={:?})", source);
|
||||
|
||||
let item_id = source.item_id();
|
||||
let item_def_id = infcx.tcx.hir.local_def_id(item_id);
|
||||
debug!("free_regions(item_def_id={:?})", item_def_id);
|
||||
|
||||
let mut indices = FxHashMap();
|
||||
|
||||
|
@ -63,6 +60,7 @@ pub fn free_regions<'a, 'gcx, 'tcx>(
|
|||
// Extract the late-bound regions. Use the liberated fn sigs,
|
||||
// where the late-bound regions will have been converted into free
|
||||
// regions, and add them to the map.
|
||||
let item_id = infcx.tcx.hir.as_local_node_id(item_def_id).unwrap();
|
||||
let fn_hir_id = infcx.tcx.hir.node_to_hir_id(item_id);
|
||||
let tables = infcx.tcx.typeck_tables_of(item_def_id);
|
||||
let fn_sig = tables.liberated_fn_sigs()[fn_hir_id].clone();
|
||||
|
|
|
@ -8,13 +8,14 @@
|
|||
// option. This file may not be copied, modified, or distributed
|
||||
// except according to those terms.
|
||||
|
||||
use rustc::ty::{self, RegionKind};
|
||||
use rustc::hir::def_id::DefId;
|
||||
use rustc::mir::Mir;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::infer::InferCtxt;
|
||||
use rustc::ty::{self, RegionKind};
|
||||
use rustc::util::nodemap::FxHashMap;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use std::collections::BTreeSet;
|
||||
use transform::MirSource;
|
||||
use util::liveness::{self, LivenessMode, LivenessResult, LocalSet};
|
||||
|
||||
use util as mir_util;
|
||||
|
@ -34,11 +35,11 @@ mod renumber;
|
|||
/// This may result in errors being reported.
|
||||
pub fn compute_regions<'a, 'gcx, 'tcx>(
|
||||
infcx: &InferCtxt<'a, 'gcx, 'tcx>,
|
||||
source: MirSource,
|
||||
def_id: DefId,
|
||||
mir: &mut Mir<'tcx>,
|
||||
) -> RegionInferenceContext<'tcx> {
|
||||
// Compute named region information.
|
||||
let free_regions = &free_regions::free_regions(infcx, source);
|
||||
let free_regions = &free_regions::free_regions(infcx, def_id);
|
||||
|
||||
// Replace all regions with fresh inference variables.
|
||||
let num_region_variables = renumber::renumber_mir(infcx, free_regions, mir);
|
||||
|
@ -65,12 +66,13 @@ pub fn compute_regions<'a, 'gcx, 'tcx>(
|
|||
// Create the region inference context, generate the constraints,
|
||||
// and then solve them.
|
||||
let mut regioncx = RegionInferenceContext::new(free_regions, num_region_variables, mir);
|
||||
constraint_generation::generate_constraints(infcx, &mut regioncx, &mir, source, liveness);
|
||||
let param_env = infcx.tcx.param_env(def_id);
|
||||
constraint_generation::generate_constraints(infcx, &mut regioncx, &mir, param_env, liveness);
|
||||
regioncx.solve(infcx, &mir);
|
||||
|
||||
// Dump MIR results into a file, if that is enabled. This let us
|
||||
// write unit-tests.
|
||||
dump_mir_results(infcx, liveness, source, &mir, ®ioncx);
|
||||
dump_mir_results(infcx, liveness, MirSource::item(def_id), &mir, ®ioncx);
|
||||
|
||||
regioncx
|
||||
}
|
||||
|
|
|
@ -14,8 +14,7 @@
|
|||
use rustc::ty::TyCtxt;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::visit::MutVisitor;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
pub struct NoLandingPads;
|
||||
|
||||
|
|
|
@ -26,7 +26,6 @@ use rustc::ty::cast::CastTy;
|
|||
use rustc::ty::maps::Providers;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::traversal::ReversePostorder;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::{LvalueContext, Visitor};
|
||||
use rustc::middle::lang_items;
|
||||
use syntax::abi::Abi;
|
||||
|
@ -38,7 +37,7 @@ use std::fmt;
|
|||
use std::rc::Rc;
|
||||
use std::usize;
|
||||
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
use super::promote_consts::{self, Candidate, TempState};
|
||||
|
||||
bitflags! {
|
||||
|
@ -962,24 +961,27 @@ impl MirPass for QualifyAndPromoteConstants {
|
|||
return;
|
||||
}
|
||||
|
||||
let id = src.item_id();
|
||||
let def_id = tcx.hir.local_def_id(id);
|
||||
if src.promoted.is_some() {
|
||||
return;
|
||||
}
|
||||
|
||||
let def_id = src.def_id;
|
||||
let id = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
let mut const_promoted_temps = None;
|
||||
let mode = match src {
|
||||
MirSource::Fn(_) => {
|
||||
let mode = match tcx.hir.body_owner_kind(id) {
|
||||
hir::BodyOwnerKind::Fn => {
|
||||
if tcx.is_const_fn(def_id) {
|
||||
Mode::ConstFn
|
||||
} else {
|
||||
Mode::Fn
|
||||
}
|
||||
}
|
||||
MirSource::Const(_) => {
|
||||
hir::BodyOwnerKind::Const => {
|
||||
const_promoted_temps = Some(tcx.mir_const_qualif(def_id).1);
|
||||
Mode::Const
|
||||
}
|
||||
MirSource::Static(_, hir::MutImmutable) => Mode::Static,
|
||||
MirSource::Static(_, hir::MutMutable) => Mode::StaticMut,
|
||||
MirSource::Promoted(..) => return
|
||||
hir::BodyOwnerKind::Static(hir::MutImmutable) => Mode::Static,
|
||||
hir::BodyOwnerKind::Static(hir::MutMutable) => Mode::StaticMut,
|
||||
};
|
||||
|
||||
if mode == Mode::Fn || mode == Mode::ConstFn {
|
||||
|
|
|
@ -14,10 +14,9 @@ use syntax_pos::Span;
|
|||
|
||||
use rustc::ty::{self, TyCtxt};
|
||||
use rustc::mir::{self, Mir, Location};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc_data_structures::indexed_set::IdxSetBuf;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
use dataflow::do_dataflow;
|
||||
use dataflow::MoveDataParamEnv;
|
||||
|
@ -35,8 +34,8 @@ pub struct SanityCheck;
|
|||
impl MirPass for SanityCheck {
|
||||
fn run_pass<'a, 'tcx>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
||||
src: MirSource, mir: &mut Mir<'tcx>) {
|
||||
let id = src.item_id();
|
||||
let def_id = tcx.hir.local_def_id(id);
|
||||
let def_id = src.def_id;
|
||||
let id = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
if !tcx.has_attr(def_id, "rustc_mir_borrowck") {
|
||||
debug!("skipping rustc_peek::SanityCheck on {}", tcx.item_path_str(def_id));
|
||||
return;
|
||||
|
|
|
@ -41,10 +41,9 @@ use rustc_data_structures::bitvec::BitVector;
|
|||
use rustc_data_structures::indexed_vec::{Idx, IndexVec};
|
||||
use rustc::ty::TyCtxt;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::{MutVisitor, Visitor, LvalueContext};
|
||||
use std::borrow::Cow;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
pub struct SimplifyCfg { label: String }
|
||||
|
||||
|
|
|
@ -12,9 +12,8 @@
|
|||
|
||||
use rustc::ty::{self, TyCtxt};
|
||||
use rustc::middle::const_val::ConstVal;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::*;
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
use std::borrow::Cow;
|
||||
|
||||
|
|
|
@ -18,12 +18,11 @@ use rustc::ty::{self, Ty, TyCtxt, TypeVariants};
|
|||
use rustc::middle::const_val::ConstVal;
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::tcx::LvalueTy;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::mir::visit::Visitor;
|
||||
use std::fmt;
|
||||
use syntax::ast;
|
||||
use syntax_pos::{Span, DUMMY_SP};
|
||||
use transform::MirPass;
|
||||
use transform::{MirPass, MirSource};
|
||||
|
||||
use rustc_data_structures::fx::FxHashSet;
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
|
@ -795,8 +794,8 @@ impl MirPass for TypeckMir {
|
|||
tcx: TyCtxt<'a, 'tcx, 'tcx>,
|
||||
src: MirSource,
|
||||
mir: &mut Mir<'tcx>) {
|
||||
let item_id = src.item_id();
|
||||
let def_id = tcx.hir.local_def_id(item_id);
|
||||
let def_id = src.def_id;
|
||||
let id = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
debug!("run_pass: {:?}", def_id);
|
||||
|
||||
if tcx.sess.err_count() > 0 {
|
||||
|
@ -806,7 +805,7 @@ impl MirPass for TypeckMir {
|
|||
}
|
||||
let param_env = tcx.param_env(def_id);
|
||||
tcx.infer_ctxt().enter(|infcx| {
|
||||
let mut checker = TypeChecker::new(&infcx, item_id, param_env);
|
||||
let mut checker = TypeChecker::new(&infcx, id, param_env);
|
||||
{
|
||||
let mut verifier = TypeVerifier::new(&mut checker, mir);
|
||||
verifier.visit_mir(mir);
|
||||
|
|
|
@ -14,7 +14,6 @@ use rustc::mir::*;
|
|||
use rustc::ty::TyCtxt;
|
||||
use std::fmt::Debug;
|
||||
use std::io::{self, Write};
|
||||
use syntax::ast::NodeId;
|
||||
|
||||
use rustc_data_structures::indexed_vec::Idx;
|
||||
|
||||
|
@ -28,21 +27,20 @@ pub fn write_mir_graphviz<'tcx, W>(tcx: TyCtxt<'_, '_, 'tcx>,
|
|||
where W: Write
|
||||
{
|
||||
for def_id in dump_mir_def_ids(tcx, single) {
|
||||
let nodeid = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
let mir = &tcx.optimized_mir(def_id);
|
||||
write_mir_fn_graphviz(tcx, nodeid, mir, w)?;
|
||||
write_mir_fn_graphviz(tcx, def_id, mir, w)?;
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
/// Write a graphviz DOT graph of the MIR.
|
||||
pub fn write_mir_fn_graphviz<'tcx, W>(tcx: TyCtxt<'_, '_, 'tcx>,
|
||||
nodeid: NodeId,
|
||||
def_id: DefId,
|
||||
mir: &Mir,
|
||||
w: &mut W) -> io::Result<()>
|
||||
where W: Write
|
||||
{
|
||||
writeln!(w, "digraph Mir_{} {{", nodeid)?;
|
||||
writeln!(w, "digraph Mir_{} {{", tcx.hir.as_local_node_id(def_id).unwrap())?;
|
||||
|
||||
// Global graph properties
|
||||
writeln!(w, r#" graph [fontname="monospace"];"#)?;
|
||||
|
@ -50,7 +48,7 @@ pub fn write_mir_fn_graphviz<'tcx, W>(tcx: TyCtxt<'_, '_, 'tcx>,
|
|||
writeln!(w, r#" edge [fontname="monospace"];"#)?;
|
||||
|
||||
// Graph label
|
||||
write_graph_label(tcx, nodeid, mir, w)?;
|
||||
write_graph_label(tcx, def_id, mir, w)?;
|
||||
|
||||
// Nodes
|
||||
for (block, _) in mir.basic_blocks().iter_enumerated() {
|
||||
|
@ -138,11 +136,11 @@ fn write_edges<W: Write>(source: BasicBlock, mir: &Mir, w: &mut W) -> io::Result
|
|||
/// will appear below the graph, showing the type of the `fn` this MIR represents and the types of
|
||||
/// all the variables and temporaries.
|
||||
fn write_graph_label<'a, 'gcx, 'tcx, W: Write>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
|
||||
nid: NodeId,
|
||||
def_id: DefId,
|
||||
mir: &Mir,
|
||||
w: &mut W)
|
||||
-> io::Result<()> {
|
||||
write!(w, " label=<fn {}(", dot::escape_html(&tcx.node_path_str(nid)))?;
|
||||
write!(w, " label=<fn {}(", dot::escape_html(&tcx.item_path_str(def_id)))?;
|
||||
|
||||
// fn argument types.
|
||||
for (i, arg) in mir.args_iter().enumerate() {
|
||||
|
|
|
@ -38,12 +38,12 @@ use rustc::mir::visit::{LvalueContext, Visitor};
|
|||
use rustc_data_structures::indexed_vec::{Idx, IndexVec};
|
||||
use rustc_data_structures::indexed_set::IdxSetBuf;
|
||||
use util::pretty::{dump_enabled, write_basic_block, write_mir_intro};
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::ty::item_path;
|
||||
use std::path::{Path, PathBuf};
|
||||
use std::fs;
|
||||
use rustc::ty::TyCtxt;
|
||||
use std::io::{self, Write};
|
||||
use transform::MirSource;
|
||||
|
||||
pub type LocalSet = IdxSetBuf<Local>;
|
||||
|
||||
|
@ -357,7 +357,7 @@ pub fn dump_mir<'a, 'tcx>(
|
|||
}
|
||||
let node_path = item_path::with_forced_impl_filename_line(|| {
|
||||
// see notes on #41697 below
|
||||
tcx.item_path_str(tcx.hir.local_def_id(source.item_id()))
|
||||
tcx.item_path_str(source.def_id)
|
||||
});
|
||||
dump_matched_mir_node(tcx, pass_name, &node_path, source, mir, result);
|
||||
}
|
||||
|
@ -375,7 +375,8 @@ fn dump_matched_mir_node<'a, 'tcx>(
|
|||
let p = Path::new(file_dir);
|
||||
file_path.push(p);
|
||||
};
|
||||
let file_name = format!("rustc.node{}{}-liveness.mir", source.item_id(), pass_name);
|
||||
let item_id = tcx.hir.as_local_node_id(source.def_id).unwrap();
|
||||
let file_name = format!("rustc.node{}{}-liveness.mir", item_id, pass_name);
|
||||
file_path.push(&file_name);
|
||||
let _ = fs::File::create(&file_path).and_then(|mut file| {
|
||||
writeln!(file, "// MIR local liveness analysis for `{}`", node_path)?;
|
||||
|
|
|
@ -11,7 +11,6 @@
|
|||
use rustc::hir;
|
||||
use rustc::hir::def_id::{DefId, LOCAL_CRATE};
|
||||
use rustc::mir::*;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::ty::TyCtxt;
|
||||
use rustc::ty::item_path;
|
||||
use rustc_data_structures::fx::FxHashMap;
|
||||
|
@ -21,6 +20,7 @@ use std::fs;
|
|||
use std::io::{self, Write};
|
||||
use std::path::{PathBuf, Path};
|
||||
use super::graphviz::write_mir_fn_graphviz;
|
||||
use transform::MirSource;
|
||||
|
||||
const INDENT: &'static str = " ";
|
||||
/// Alignment for lining up comments following MIR statements
|
||||
|
@ -71,7 +71,7 @@ where
|
|||
}
|
||||
|
||||
let node_path = item_path::with_forced_impl_filename_line(|| { // see notes on #41697 below
|
||||
tcx.item_path_str(tcx.hir.local_def_id(source.item_id()))
|
||||
tcx.item_path_str(source.def_id)
|
||||
});
|
||||
dump_matched_mir_node(tcx, pass_num, pass_name, &node_path,
|
||||
disambiguator, source, mir, extra_data);
|
||||
|
@ -85,9 +85,8 @@ pub fn dump_enabled<'a, 'gcx, 'tcx>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
|
|||
None => return false,
|
||||
Some(ref filters) => filters,
|
||||
};
|
||||
let node_id = source.item_id();
|
||||
let node_path = item_path::with_forced_impl_filename_line(|| { // see notes on #41697 below
|
||||
tcx.item_path_str(tcx.hir.local_def_id(node_id))
|
||||
tcx.item_path_str(source.def_id)
|
||||
});
|
||||
filters.split("&")
|
||||
.any(|filter| {
|
||||
|
@ -112,9 +111,9 @@ fn dump_matched_mir_node<'a, 'gcx, 'tcx, F>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
|
|||
where
|
||||
F: FnMut(PassWhere, &mut Write) -> io::Result<()>
|
||||
{
|
||||
let promotion_id = match source {
|
||||
MirSource::Promoted(_, id) => format!("-{:?}", id),
|
||||
_ => String::new()
|
||||
let promotion_id = match source.promoted {
|
||||
Some(id) => format!("-{:?}", id),
|
||||
None => String::new()
|
||||
};
|
||||
|
||||
let pass_num = if tcx.sess.opts.debugging_opts.dump_mir_exclude_pass_number {
|
||||
|
@ -133,11 +132,9 @@ where
|
|||
};
|
||||
|
||||
let _ = fs::create_dir_all(&file_path);
|
||||
let function_name = tcx.hir.def_path_from_id(source.item_id())
|
||||
.map(|d| d.to_filename_friendly_no_crate())
|
||||
.unwrap_or(format!("node{}", source.item_id()));
|
||||
let item_name = tcx.hir.def_path(source.def_id).to_filename_friendly_no_crate();
|
||||
let file_name = format!("rustc.{}{}{}.{}.{}.mir",
|
||||
function_name, promotion_id, pass_num, pass_name, disambiguator);
|
||||
item_name, promotion_id, pass_num, pass_name, disambiguator);
|
||||
file_path.push(&file_name);
|
||||
let _ = fs::File::create(&file_path).and_then(|mut file| {
|
||||
writeln!(file, "// MIR for `{}`", node_path)?;
|
||||
|
@ -157,7 +154,7 @@ where
|
|||
if tcx.sess.opts.debugging_opts.dump_mir_graphviz {
|
||||
file_path.set_extension("dot");
|
||||
let _ = fs::File::create(&file_path).and_then(|mut file| {
|
||||
write_mir_fn_graphviz(tcx, source.item_id(), mir, &mut file)?;
|
||||
write_mir_fn_graphviz(tcx, source.def_id, mir, &mut file)?;
|
||||
Ok(())
|
||||
});
|
||||
}
|
||||
|
@ -183,13 +180,15 @@ pub fn write_mir_pretty<'a, 'gcx, 'tcx>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
|
|||
writeln!(w, "")?;
|
||||
}
|
||||
|
||||
let id = tcx.hir.as_local_node_id(def_id).unwrap();
|
||||
let src = MirSource::from_node(tcx, id);
|
||||
write_mir_fn(tcx, src, mir, &mut |_, _| Ok(()), w)?;
|
||||
write_mir_fn(tcx, MirSource::item(def_id), mir, &mut |_, _| Ok(()), w)?;
|
||||
|
||||
for (i, mir) in mir.promoted.iter_enumerated() {
|
||||
writeln!(w, "")?;
|
||||
write_mir_fn(tcx, MirSource::Promoted(id, i), mir, &mut |_, _| Ok(()), w)?;
|
||||
let src = MirSource {
|
||||
def_id,
|
||||
promoted: Some(i)
|
||||
};
|
||||
write_mir_fn(tcx, src, mir, &mut |_, _| Ok(()), w)?;
|
||||
}
|
||||
}
|
||||
Ok(())
|
||||
|
@ -367,20 +366,22 @@ pub fn write_mir_intro<'a, 'gcx, 'tcx>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
|
|||
fn write_mir_sig(tcx: TyCtxt, src: MirSource, mir: &Mir, w: &mut Write)
|
||||
-> io::Result<()>
|
||||
{
|
||||
match src {
|
||||
MirSource::Fn(_) => write!(w, "fn")?,
|
||||
MirSource::Const(_) => write!(w, "const")?,
|
||||
MirSource::Static(_, hir::MutImmutable) => write!(w, "static")?,
|
||||
MirSource::Static(_, hir::MutMutable) => write!(w, "static mut")?,
|
||||
MirSource::Promoted(_, i) => write!(w, "{:?} in", i)?,
|
||||
let id = tcx.hir.as_local_node_id(src.def_id).unwrap();
|
||||
let body_owner_kind = tcx.hir.body_owner_kind(id);
|
||||
match (body_owner_kind, src.promoted) {
|
||||
(_, Some(i)) => write!(w, "{:?} in", i)?,
|
||||
(hir::BodyOwnerKind::Fn, _) => write!(w, "fn")?,
|
||||
(hir::BodyOwnerKind::Const, _) => write!(w, "const")?,
|
||||
(hir::BodyOwnerKind::Static(hir::MutImmutable), _) => write!(w, "static")?,
|
||||
(hir::BodyOwnerKind::Static(hir::MutMutable), _) => write!(w, "static mut")?,
|
||||
}
|
||||
|
||||
item_path::with_forced_impl_filename_line(|| { // see notes on #41697 elsewhere
|
||||
write!(w, " {}", tcx.node_path_str(src.item_id()))
|
||||
write!(w, " {}", tcx.item_path_str(src.def_id))
|
||||
})?;
|
||||
|
||||
match src {
|
||||
MirSource::Fn(_) => {
|
||||
match (body_owner_kind, src.promoted) {
|
||||
(hir::BodyOwnerKind::Fn, None) => {
|
||||
write!(w, "(")?;
|
||||
|
||||
// fn argument types.
|
||||
|
@ -393,9 +394,9 @@ fn write_mir_sig(tcx: TyCtxt, src: MirSource, mir: &Mir, w: &mut Write)
|
|||
|
||||
write!(w, ") -> {}", mir.return_ty)
|
||||
}
|
||||
MirSource::Const(..) |
|
||||
MirSource::Static(..) |
|
||||
MirSource::Promoted(..) => {
|
||||
(hir::BodyOwnerKind::Const, _) |
|
||||
(hir::BodyOwnerKind::Static(_), _) |
|
||||
(_, Some(_)) => {
|
||||
assert_eq!(mir.arg_count, 0);
|
||||
write!(w, ": {} =", mir.return_ty)
|
||||
}
|
||||
|
|
|
@ -37,7 +37,6 @@ use rustc::hir::map::blocks::FnLikeNode;
|
|||
use rustc::middle::expr_use_visitor as euv;
|
||||
use rustc::middle::mem_categorization as mc;
|
||||
use rustc::middle::mem_categorization::Categorization;
|
||||
use rustc::mir::transform::MirSource;
|
||||
use rustc::ty::{self, Ty, TyCtxt};
|
||||
use rustc::ty::maps::{queries, Providers};
|
||||
use rustc::ty::subst::Substs;
|
||||
|
@ -184,9 +183,9 @@ impl<'a, 'tcx> Visitor<'tcx> for CheckCrateVisitor<'a, 'tcx> {
|
|||
self.in_fn = false;
|
||||
self.in_static = false;
|
||||
|
||||
match MirSource::from_node(self.tcx, item_id) {
|
||||
MirSource::Fn(_) => self.in_fn = true,
|
||||
MirSource::Static(_, _) => self.in_static = true,
|
||||
match self.tcx.hir.body_owner_kind(item_id) {
|
||||
hir::BodyOwnerKind::Fn => self.in_fn = true,
|
||||
hir::BodyOwnerKind::Static(_) => self.in_static = true,
|
||||
_ => {}
|
||||
};
|
||||
|
||||
|
|
Loading…
Reference in a new issue