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rustc: rename mir::LocalDecl's syntactic_source_info to source_info.
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eddyb committed May 30, 2018
1 parent 6c53972 commit 06d88cd
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Showing 19 changed files with 47 additions and 47 deletions.
2 changes: 1 addition & 1 deletion src/librustc/ich/impls_mir.rs
Expand Up @@ -25,7 +25,7 @@ impl_stable_hash_for!(struct mir::LocalDecl<'tcx> {
mutability,
ty,
name,
syntactic_source_info,
source_info,
visibility_scope,
internal,
is_user_variable
Expand Down
18 changes: 9 additions & 9 deletions src/librustc/mir/mod.rs
Expand Up @@ -556,7 +556,7 @@ pub struct LocalDecl<'tcx> {
/// `drop(x)`, we want it to refer to `x: u32`.
///
/// To allow both uses to work, we need to have more than a single scope
/// for a local. We have the `syntactic_source_info.scope` represent the
/// for a local. We have the `source_info.scope` represent the
/// "syntactic" lint scope (with a variable being under its let
/// block) while the `visibility_scope` represents the "local variable"
/// scope (where the "rest" of a block is under all prior let-statements).
Expand All @@ -570,10 +570,10 @@ pub struct LocalDecl<'tcx> {
/// │ │{ #[allow(unused_mut] } // this is actually split into 2 scopes
/// │ │ // in practice because I'm lazy.
/// │ │
/// │ │← x.syntactic_source_info.scope
/// │ │← x.source_info.scope
/// │ │← `x.parse().unwrap()`
/// │ │
/// │ │ │← y.syntactic_source_info.scope
/// │ │ │← y.source_info.scope
/// │ │
/// │ │ │{ let y: u32 }
/// │ │ │
Expand All @@ -584,10 +584,10 @@ pub struct LocalDecl<'tcx> {
/// │ │← x.visibility_scope
/// │ │← `drop(x)` // this accesses `x: u32`
/// ```
pub syntactic_source_info: SourceInfo,
pub source_info: SourceInfo,

/// Source scope within which the local is visible (for debuginfo)
/// (see `syntactic_source_info` for more details).
/// (see `source_info` for more details).
pub visibility_scope: SourceScope,
}

Expand All @@ -599,7 +599,7 @@ impl<'tcx> LocalDecl<'tcx> {
mutability: Mutability::Mut,
ty,
name: None,
syntactic_source_info: SourceInfo {
source_info: SourceInfo {
span,
scope: OUTERMOST_SOURCE_SCOPE
},
Expand All @@ -616,7 +616,7 @@ impl<'tcx> LocalDecl<'tcx> {
mutability: Mutability::Mut,
ty,
name: None,
syntactic_source_info: SourceInfo {
source_info: SourceInfo {
span,
scope: OUTERMOST_SOURCE_SCOPE
},
Expand All @@ -634,7 +634,7 @@ impl<'tcx> LocalDecl<'tcx> {
LocalDecl {
mutability: Mutability::Mut,
ty: return_ty,
syntactic_source_info: SourceInfo {
source_info: SourceInfo {
span,
scope: OUTERMOST_SOURCE_SCOPE
},
Expand Down Expand Up @@ -2191,7 +2191,7 @@ BraceStructTypeFoldableImpl! {
internal,
ty,
name,
syntactic_source_info,
source_info,
visibility_scope,
}
}
Expand Down
6 changes: 3 additions & 3 deletions src/librustc/mir/visit.rs
Expand Up @@ -714,17 +714,17 @@ macro_rules! make_mir_visitor {
mutability: _,
ref $($mutability)* ty,
name: _,
ref $($mutability)* syntactic_source_info,
ref $($mutability)* source_info,
ref $($mutability)* visibility_scope,
internal: _,
is_user_variable: _,
} = *local_decl;

self.visit_ty(ty, TyContext::LocalDecl {
local,
source_info: *syntactic_source_info,
source_info: *source_info,
});
self.visit_source_info(syntactic_source_info);
self.visit_source_info(source_info);
self.visit_source_scope(visibility_scope);
}

Expand Down
2 changes: 1 addition & 1 deletion src/librustc_codegen_llvm/mir/mod.rs
Expand Up @@ -277,7 +277,7 @@ pub fn codegen_mir<'a, 'tcx: 'a>(
let place = PlaceRef::alloca(&bx, layout, &name.as_str());
if dbg {
let (scope, span) = fx.debug_loc(mir::SourceInfo {
span: decl.syntactic_source_info.span,
span: decl.source_info.span,
scope: decl.visibility_scope,
});
declare_local(&bx, &fx.debug_context, name, layout.ty, scope,
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/borrow_check/error_reporting.rs
Expand Up @@ -398,7 +398,7 @@ impl<'cx, 'gcx, 'tcx> MirBorrowckCtxt<'cx, 'gcx, 'tcx> {

let borrow_span = self.mir.source_info(borrow.reserve_location).span;
let proper_span = match *root_place {
Place::Local(local) => self.mir.local_decls[local].syntactic_source_info.span,
Place::Local(local) => self.mir.local_decls[local].source_info.span,
_ => drop_span,
};

Expand Down
4 changes: 2 additions & 2 deletions src/librustc_mir/borrow_check/mod.rs
Expand Up @@ -306,12 +306,12 @@ fn do_mir_borrowck<'a, 'gcx, 'tcx>(
None => continue,
}

let span = local_decl.syntactic_source_info.span;
let span = local_decl.source_info.span;
let mut_span = tcx.sess.codemap().span_until_non_whitespace(span);

tcx.struct_span_lint_node(
UNUSED_MUT,
vsi[local_decl.syntactic_source_info.scope].lint_root,
vsi[local_decl.source_info.scope].lint_root,
span,
"variable does not need to be mutable"
)
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/borrow_check/nll/explain_borrow/mod.rs
Expand Up @@ -67,7 +67,7 @@ impl<'cx, 'gcx, 'tcx> MirBorrowckCtxt<'cx, 'gcx, 'tcx> {
}
None => {
err.span_label(
mir.local_decls[local].syntactic_source_info.span,
mir.local_decls[local].source_info.span,
"borrow may end up in a temporary, created here",
);

Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/borrow_check/nll/type_check/mod.rs
Expand Up @@ -1201,7 +1201,7 @@ impl<'a, 'gcx, 'tcx> TypeChecker<'a, 'gcx, 'tcx> {
LocalKind::Var | LocalKind::Temp => {}
}

let span = local_decl.syntactic_source_info.span;
let span = local_decl.source_info.span;
let ty = local_decl.ty;

// Erase the regions from `ty` to get a global type. The
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/build/expr/into.rs
Expand Up @@ -246,7 +246,7 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
mutability: Mutability::Mut,
ty: ptr_ty,
name: None,
syntactic_source_info: source_info,
source_info,
visibility_scope: source_info.scope,
internal: true,
is_user_variable: false
Expand Down
22 changes: 11 additions & 11 deletions src/librustc_mir/build/matches/mod.rs
Expand Up @@ -306,26 +306,26 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
-> Option<SourceScope> {
assert!(!(visibility_scope.is_some() && lint_level.is_explicit()),
"can't have both a visibility and a lint scope at the same time");
let mut syntactic_scope = self.source_scope;
let mut scope = self.source_scope;
self.visit_bindings(pattern, &mut |this, mutability, name, var, span, ty| {
if visibility_scope.is_none() {
visibility_scope = Some(this.new_source_scope(scope_span,
LintLevel::Inherited,
None));
// If we have lints, create a new source scope
// that marks the lints for the locals. See the comment
// on the `syntactic_source_info` field for why this is needed.
// on the `source_info` field for why this is needed.
if lint_level.is_explicit() {
syntactic_scope =
scope =
this.new_source_scope(scope_span, lint_level, None);
}
}
let syntactic_source_info = SourceInfo {
let source_info = SourceInfo {
span,
scope: syntactic_scope,
scope,
};
let visibility_scope = visibility_scope.unwrap();
this.declare_binding(syntactic_source_info, visibility_scope, mutability, name, var,
this.declare_binding(source_info, visibility_scope, mutability, name, var,
ty, has_guard);
});
visibility_scope
Expand Down Expand Up @@ -1114,7 +1114,7 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
/// `&T`. The second local is a binding for occurrences of `var`
/// in the arm body, which will have type `T`.
fn declare_binding(&mut self,
syntactic_source_info: SourceInfo,
source_info: SourceInfo,
visibility_scope: SourceScope,
mutability: Mutability,
name: Name,
Expand All @@ -1123,15 +1123,15 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
has_guard: ArmHasGuard)
{
debug!("declare_binding(var_id={:?}, name={:?}, var_ty={:?}, visibility_scope={:?}, \
syntactic_source_info={:?})",
var_id, name, var_ty, visibility_scope, syntactic_source_info);
source_info={:?})",
var_id, name, var_ty, visibility_scope, source_info);

let tcx = self.hir.tcx();
let local = LocalDecl::<'tcx> {
mutability,
ty: var_ty.clone(),
name: Some(name),
syntactic_source_info,
source_info,
visibility_scope,
internal: false,
is_user_variable: true,
Expand All @@ -1143,7 +1143,7 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
mutability,
ty: tcx.mk_imm_ref(tcx.types.re_empty, var_ty),
name: Some(name),
syntactic_source_info,
source_info,
visibility_scope,
internal: false,
is_user_variable: true,
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/build/mod.rs
Expand Up @@ -664,7 +664,7 @@ impl<'a, 'gcx, 'tcx> Builder<'a, 'gcx, 'tcx> {
self.local_decls.push(LocalDecl {
mutability: Mutability::Mut,
ty,
syntactic_source_info: source_info,
source_info,
visibility_scope: source_info.scope,
name,
internal: false,
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/dataflow/move_paths/builder.rs
Expand Up @@ -233,7 +233,7 @@ impl<'a, 'gcx, 'tcx> MoveDataBuilder<'a, 'gcx, 'tcx> {
fn gather_args(&mut self) {
for arg in self.mir.args_iter() {
let path = self.data.rev_lookup.locals[arg];
let span = self.mir.local_decls[arg].syntactic_source_info.span;
let span = self.mir.local_decls[arg].source_info.span;

let init = self.data.inits.push(Init {
path, span, kind: InitKind::Deep
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/shim.rs
Expand Up @@ -141,7 +141,7 @@ fn temp_decl(mutability: Mutability, ty: Ty, span: Span) -> LocalDecl {
let source_info = SourceInfo { scope: OUTERMOST_SOURCE_SCOPE, span };
LocalDecl {
mutability, ty, name: None,
syntactic_source_info: source_info,
source_info,
visibility_scope: source_info.scope,
internal: false,
is_user_variable: false
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/transform/check_unsafety.rs
Expand Up @@ -166,7 +166,7 @@ impl<'a, 'tcx> Visitor<'tcx> for UnsafetyChecker<'a, 'tcx> {
// Internal locals are used in the `move_val_init` desugaring.
// We want to check unsafety against the source info of the
// desugaring, rather than the source info of the RHS.
self.source_info = self.mir.local_decls[local].syntactic_source_info;
self.source_info = self.mir.local_decls[local].source_info;
}
}
let base_ty = base.ty(self.mir, self.tcx).to_ty(self.tcx);
Expand Down
6 changes: 3 additions & 3 deletions src/librustc_mir/transform/generator.rs
Expand Up @@ -300,7 +300,7 @@ fn replace_result_variable<'tcx>(ret_ty: Ty<'tcx>,
mutability: Mutability::Mut,
ty: ret_ty,
name: None,
syntactic_source_info: source_info,
source_info,
visibility_scope: source_info.scope,
internal: false,
is_user_variable: false,
Expand Down Expand Up @@ -641,7 +641,7 @@ fn create_generator_drop_shim<'a, 'tcx>(
mutability: Mutability::Mut,
ty: tcx.mk_nil(),
name: None,
syntactic_source_info: source_info,
source_info,
visibility_scope: source_info.scope,
internal: false,
is_user_variable: false,
Expand All @@ -657,7 +657,7 @@ fn create_generator_drop_shim<'a, 'tcx>(
mutbl: hir::Mutability::MutMutable,
}),
name: None,
syntactic_source_info: source_info,
source_info,
visibility_scope: source_info.scope,
internal: false,
is_user_variable: false,
Expand Down
6 changes: 3 additions & 3 deletions src/librustc_mir/transform/inline.rs
Expand Up @@ -398,9 +398,9 @@ impl<'a, 'tcx> Inliner<'a, 'tcx> {
for loc in callee_mir.vars_and_temps_iter() {
let mut local = callee_mir.local_decls[loc].clone();

local.syntactic_source_info.scope =
scope_map[local.syntactic_source_info.scope];
local.syntactic_source_info.span = callsite.location.span;
local.source_info.scope =
scope_map[local.source_info.scope];
local.source_info.span = callsite.location.span;
local.visibility_scope = scope_map[local.visibility_scope];

let idx = caller_mir.local_decls.push(local);
Expand Down
4 changes: 2 additions & 2 deletions src/librustc_mir/transform/promote_consts.rs
Expand Up @@ -210,7 +210,7 @@ impl<'a, 'tcx> Promoter<'a, 'tcx> {
let no_stmts = self.source[loc.block].statements.len();
let new_temp = self.promoted.local_decls.push(
LocalDecl::new_temp(self.source.local_decls[temp].ty,
self.source.local_decls[temp].syntactic_source_info.span));
self.source.local_decls[temp].source_info.span));

debug!("promote({:?} @ {:?}/{:?}, {:?})",
temp, loc, no_stmts, self.keep_original);
Expand Down Expand Up @@ -334,7 +334,7 @@ impl<'a, 'tcx> Promoter<'a, 'tcx> {
// This is because `*r` requires `r` to be a local,
// otherwise we would use the `promoted` directly.
let mut promoted_ref = LocalDecl::new_temp(ref_ty, span);
promoted_ref.syntactic_source_info = statement.source_info;
promoted_ref.source_info = statement.source_info;
promoted_ref.visibility_scope = statement.source_info.scope;
let promoted_ref = local_decls.push(promoted_ref);
assert_eq!(self.temps.push(TempState::Unpromotable), promoted_ref);
Expand Down
4 changes: 2 additions & 2 deletions src/librustc_mir/transform/qualify_consts.rs
Expand Up @@ -1046,7 +1046,7 @@ This does not pose a problem by itself because they can't be accessed directly."
// conservatively, that drop elaboration will do.
let needs_drop = if let Place::Local(local) = *place {
if self.local_qualif[local].map_or(true, |q| q.intersects(Qualif::NEEDS_DROP)) {
Some(self.mir.local_decls[local].syntactic_source_info.span)
Some(self.mir.local_decls[local].source_info.span)
} else {
None
}
Expand Down Expand Up @@ -1102,7 +1102,7 @@ This does not pose a problem by itself because they can't be accessed directly."
let mut err = feature_err(
&self.tcx.sess.parse_sess,
"const_let",
decl.syntactic_source_info.span,
decl.source_info.span,
GateIssue::Language,
"arguments of constant functions can only be immutable by-value bindings"
);
Expand Down
4 changes: 2 additions & 2 deletions src/librustc_mir/util/pretty.rs
Expand Up @@ -467,8 +467,8 @@ fn write_scope_tree(
// User variable types (including the user's name in a comment).
for local in mir.vars_iter() {
let var = &mir.local_decls[local];
let (name, source_info) = if var.syntactic_source_info.scope == child {
(var.name.unwrap(), var.syntactic_source_info)
let (name, source_info) = if var.source_info.scope == child {
(var.name.unwrap(), var.source_info)
} else {
// Not a variable or not declared in this scope.
continue;
Expand Down

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