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anyskaanyska
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Rename LayoutDetails to just Layout.
1 parent 2b0cfa5 commit 6804664

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10 files changed

+62
-68
lines changed

10 files changed

+62
-68
lines changed

‎src/librustc/arena.rs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -19,7 +19,7 @@ use std::slice;
1919
macro_rules! arena_types {
2020
($macro:path, $args:tt, $tcx:lifetime) => (
2121
$macro!($args, [
22-
[] layouts: rustc::ty::layout::LayoutDetails,
22+
[] layouts: rustc::ty::layout::Layout,
2323
[] generics: rustc::ty::Generics,
2424
[] trait_def: rustc::ty::TraitDef,
2525
[] adt_def: rustc::ty::AdtDef,

‎src/librustc/query/mod.rs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -711,7 +711,7 @@ rustc_queries! {
711711

712712
query layout_raw(
713713
env: ty::ParamEnvAnd<'tcx, Ty<'tcx>>
714-
) -> Result<&'tcx ty::layout::LayoutDetails, ty::layout::LayoutError<'tcx>> {
714+
) -> Result<&'tcx ty::layout::Layout, ty::layout::LayoutError<'tcx>> {
715715
no_force
716716
desc { "computing layout of `{}`", env.value }
717717
}

‎src/librustc/ty/context.rs‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -23,7 +23,7 @@ use crate::mir::{
2323
use crate::traits;
2424
use crate::traits::{Clause, Clauses, Goal, GoalKind, Goals};
2525
use crate::ty::free_region_map::FreeRegionMap;
26-
use crate::ty::layout::{LayoutDetails, TargetDataLayout, VariantIdx};
26+
use crate::ty::layout::{Layout, TargetDataLayout, VariantIdx};
2727
use crate::ty::query;
2828
use crate::ty::steal::Steal;
2929
use crate::ty::subst::{GenericArg, InternalSubsts, Subst, SubstsRef};
@@ -1019,7 +1019,7 @@ pub struct GlobalCtxt<'tcx> {
10191019

10201020
pub alloc_map: Lock<interpret::AllocMap<'tcx>>,
10211021

1022-
layout_interner: ShardedHashMap<&'tcx LayoutDetails, ()>,
1022+
layout_interner: ShardedHashMap<&'tcx Layout, ()>,
10231023

10241024
output_filenames: Arc<OutputFilenames>,
10251025
}
@@ -1074,7 +1074,7 @@ impl<'tcx> TyCtxt<'tcx> {
10741074
self.const_stability_interner.intern(stab, |stab| self.arena.alloc(stab))
10751075
}
10761076

1077-
pub fn intern_layout(self, layout: LayoutDetails) -> &'tcx LayoutDetails {
1077+
pub fn intern_layout(self, layout: Layout) -> &'tcx Layout {
10781078
self.layout_interner.intern(layout, |layout| self.arena.alloc(layout))
10791079
}
10801080

‎src/librustc/ty/layout.rs‎

Lines changed: 39 additions & 46 deletions
Original file line numberDiff line numberDiff line change
@@ -184,7 +184,7 @@ impl<'tcx> fmt::Display for LayoutError<'tcx> {
184184
fn layout_raw<'tcx>(
185185
tcx: TyCtxt<'tcx>,
186186
query: ty::ParamEnvAnd<'tcx, Ty<'tcx>>,
187-
) -> Result<&'tcx LayoutDetails, LayoutError<'tcx>> {
187+
) -> Result<&'tcx Layout, LayoutError<'tcx>> {
188188
ty::tls::with_related_context(tcx, move |icx| {
189189
let rec_limit = *tcx.sess.recursion_limit.get();
190190
let (param_env, ty) = query.into_parts();
@@ -243,7 +243,7 @@ fn invert_mapping(map: &[u32]) -> Vec<u32> {
243243
}
244244

245245
impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
246-
fn scalar_pair(&self, a: Scalar, b: Scalar) -> LayoutDetails {
246+
fn scalar_pair(&self, a: Scalar, b: Scalar) -> Layout {
247247
let dl = self.data_layout();
248248
let b_align = b.value.align(dl);
249249
let align = a.value.align(dl).max(b_align).max(dl.aggregate_align);
@@ -257,7 +257,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
257257
.chain(Niche::from_scalar(dl, Size::ZERO, a.clone()))
258258
.max_by_key(|niche| niche.available(dl));
259259

260-
LayoutDetails {
260+
Layout {
261261
variants: Variants::Single { index: VariantIdx::new(0) },
262262
fields: FieldPlacement::Arbitrary {
263263
offsets: vec![Size::ZERO, b_offset],
@@ -276,7 +276,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
276276
fields: &[TyLayout<'_>],
277277
repr: &ReprOptions,
278278
kind: StructKind,
279-
) -> Result<LayoutDetails, LayoutError<'tcx>> {
279+
) -> Result<Layout, LayoutError<'tcx>> {
280280
let dl = self.data_layout();
281281
let pack = repr.pack;
282282
if pack.is_some() && repr.align.is_some() {
@@ -429,17 +429,11 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
429429
(
430430
Some((
431431
i,
432-
&TyLayout {
433-
details: &LayoutDetails { abi: Abi::Scalar(ref a), .. },
434-
..
435-
},
432+
&TyLayout { layout: &Layout { abi: Abi::Scalar(ref a), .. }, .. },
436433
)),
437434
Some((
438435
j,
439-
&TyLayout {
440-
details: &LayoutDetails { abi: Abi::Scalar(ref b), .. },
441-
..
442-
},
436+
&TyLayout { layout: &Layout { abi: Abi::Scalar(ref b), .. }, .. },
443437
)),
444438
None,
445439
) => {
@@ -477,7 +471,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
477471
abi = Abi::Uninhabited;
478472
}
479473

480-
Ok(LayoutDetails {
474+
Ok(Layout {
481475
variants: Variants::Single { index: VariantIdx::new(0) },
482476
fields: FieldPlacement::Arbitrary { offsets, memory_index },
483477
abi,
@@ -487,7 +481,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
487481
})
488482
}
489483

490-
fn layout_raw_uncached(&self, ty: Ty<'tcx>) -> Result<&'tcx LayoutDetails, LayoutError<'tcx>> {
484+
fn layout_raw_uncached(&self, ty: Ty<'tcx>) -> Result<&'tcx Layout, LayoutError<'tcx>> {
491485
let tcx = self.tcx;
492486
let param_env = self.param_env;
493487
let dl = self.data_layout();
@@ -496,8 +490,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
496490
assert!(bits <= 128);
497491
Scalar { value, valid_range: 0..=(!0 >> (128 - bits)) }
498492
};
499-
let scalar =
500-
|value: Primitive| tcx.intern_layout(LayoutDetails::scalar(self, scalar_unit(value)));
493+
let scalar = |value: Primitive| tcx.intern_layout(Layout::scalar(self, scalar_unit(value)));
501494

502495
let univariant = |fields: &[TyLayout<'_>], repr: &ReprOptions, kind| {
503496
Ok(tcx.intern_layout(self.univariant_uninterned(ty, fields, repr, kind)?))
@@ -506,11 +499,11 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
506499

507500
Ok(match ty.kind {
508501
// Basic scalars.
509-
ty::Bool => tcx.intern_layout(LayoutDetails::scalar(
502+
ty::Bool => tcx.intern_layout(Layout::scalar(
510503
self,
511504
Scalar { value: Int(I8, false), valid_range: 0..=1 },
512505
)),
513-
ty::Char => tcx.intern_layout(LayoutDetails::scalar(
506+
ty::Char => tcx.intern_layout(Layout::scalar(
514507
self,
515508
Scalar { value: Int(I32, false), valid_range: 0..=0x10FFFF },
516509
)),
@@ -523,11 +516,11 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
523516
ty::FnPtr(_) => {
524517
let mut ptr = scalar_unit(Pointer);
525518
ptr.valid_range = 1..=*ptr.valid_range.end();
526-
tcx.intern_layout(LayoutDetails::scalar(self, ptr))
519+
tcx.intern_layout(Layout::scalar(self, ptr))
527520
}
528521

529522
// The never type.
530-
ty::Never => tcx.intern_layout(LayoutDetails {
523+
ty::Never => tcx.intern_layout(Layout {
531524
variants: Variants::Single { index: VariantIdx::new(0) },
532525
fields: FieldPlacement::Union(0),
533526
abi: Abi::Uninhabited,
@@ -545,13 +538,13 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
545538

546539
let pointee = tcx.normalize_erasing_regions(param_env, pointee);
547540
if pointee.is_sized(tcx.at(DUMMY_SP), param_env) {
548-
return Ok(tcx.intern_layout(LayoutDetails::scalar(self, data_ptr)));
541+
return Ok(tcx.intern_layout(Layout::scalar(self, data_ptr)));
549542
}
550543

551544
let unsized_part = tcx.struct_tail_erasing_lifetimes(pointee, param_env);
552545
let metadata = match unsized_part.kind {
553546
ty::Foreign(..) => {
554-
return Ok(tcx.intern_layout(LayoutDetails::scalar(self, data_ptr)));
547+
return Ok(tcx.intern_layout(Layout::scalar(self, data_ptr)));
555548
}
556549
ty::Slice(_) | ty::Str => scalar_unit(Int(dl.ptr_sized_integer(), false)),
557550
ty::Dynamic(..) => {
@@ -588,7 +581,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
588581

589582
let largest_niche = if count != 0 { element.largest_niche.clone() } else { None };
590583

591-
tcx.intern_layout(LayoutDetails {
584+
tcx.intern_layout(Layout {
592585
variants: Variants::Single { index: VariantIdx::new(0) },
593586
fields: FieldPlacement::Array { stride: element.size, count },
594587
abi,
@@ -599,7 +592,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
599592
}
600593
ty::Slice(element) => {
601594
let element = self.layout_of(element)?;
602-
tcx.intern_layout(LayoutDetails {
595+
tcx.intern_layout(Layout {
603596
variants: Variants::Single { index: VariantIdx::new(0) },
604597
fields: FieldPlacement::Array { stride: element.size, count: 0 },
605598
abi: Abi::Aggregate { sized: false },
@@ -608,7 +601,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
608601
size: Size::ZERO,
609602
})
610603
}
611-
ty::Str => tcx.intern_layout(LayoutDetails {
604+
ty::Str => tcx.intern_layout(Layout {
612605
variants: Variants::Single { index: VariantIdx::new(0) },
613606
fields: FieldPlacement::Array { stride: Size::from_bytes(1), count: 0 },
614607
abi: Abi::Aggregate { sized: false },
@@ -677,7 +670,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
677670
let align = dl.vector_align(size);
678671
let size = size.align_to(align.abi);
679672

680-
tcx.intern_layout(LayoutDetails {
673+
tcx.intern_layout(Layout {
681674
variants: Variants::Single { index: VariantIdx::new(0) },
682675
fields: FieldPlacement::Array { stride: element.size, count },
683676
abi: Abi::Vector { element: scalar, count },
@@ -753,7 +746,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
753746
align = align.min(AbiAndPrefAlign::new(pack));
754747
}
755748

756-
return Ok(tcx.intern_layout(LayoutDetails {
749+
return Ok(tcx.intern_layout(Layout {
757750
variants: Variants::Single { index },
758751
fields: FieldPlacement::Union(variants[index].len()),
759752
abi,
@@ -977,7 +970,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
977970
let largest_niche =
978971
Niche::from_scalar(dl, offset, niche_scalar.clone());
979972

980-
return Ok(tcx.intern_layout(LayoutDetails {
973+
return Ok(tcx.intern_layout(Layout {
981974
variants: Variants::Multiple {
982975
discr: niche_scalar,
983976
discr_kind: DiscriminantKind::Niche {
@@ -1172,7 +1165,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
11721165
break;
11731166
}
11741167
};
1175-
let prim = match field.details.abi {
1168+
let prim = match field.abi {
11761169
Abi::Scalar(ref scalar) => scalar.value,
11771170
_ => {
11781171
common_prim = None;
@@ -1219,7 +1212,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
12191212

12201213
let largest_niche = Niche::from_scalar(dl, Size::ZERO, tag.clone());
12211214

1222-
tcx.intern_layout(LayoutDetails {
1215+
tcx.intern_layout(Layout {
12231216
variants: Variants::Multiple {
12241217
discr: tag,
12251218
discr_kind: DiscriminantKind::Tag,
@@ -1250,7 +1243,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
12501243
| ty::Placeholder(..)
12511244
| ty::UnnormalizedProjection(..)
12521245
| ty::GeneratorWitness(..)
1253-
| ty::Infer(_) => bug!("LayoutDetails::compute: unexpected type `{}`", ty),
1246+
| ty::Infer(_) => bug!("Layout::compute: unexpected type `{}`", ty),
12541247

12551248
ty::Param(_) | ty::Error => {
12561249
return Err(LayoutError::Unknown(ty));
@@ -1397,7 +1390,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
13971390
ty: Ty<'tcx>,
13981391
def_id: hir::def_id::DefId,
13991392
substs: SubstsRef<'tcx>,
1400-
) -> Result<&'tcx LayoutDetails, LayoutError<'tcx>> {
1393+
) -> Result<&'tcx Layout, LayoutError<'tcx>> {
14011394
use SavedLocalEligibility::*;
14021395
let tcx = self.tcx;
14031396

@@ -1563,7 +1556,7 @@ impl<'tcx> LayoutCx<'tcx, TyCtxt<'tcx>> {
15631556
Abi::Aggregate { sized: true }
15641557
};
15651558

1566-
let layout = tcx.intern_layout(LayoutDetails {
1559+
let layout = tcx.intern_layout(Layout {
15671560
variants: Variants::Multiple {
15681561
discr,
15691562
discr_kind: DiscriminantKind::Tag,
@@ -1946,8 +1939,8 @@ impl<'tcx> LayoutOf for LayoutCx<'tcx, TyCtxt<'tcx>> {
19461939
fn layout_of(&self, ty: Ty<'tcx>) -> Self::TyLayout {
19471940
let param_env = self.param_env.with_reveal_all();
19481941
let ty = self.tcx.normalize_erasing_regions(param_env, ty);
1949-
let details = self.tcx.layout_raw(param_env.and(ty))?;
1950-
let layout = TyLayout { ty, details };
1942+
let layout = self.tcx.layout_raw(param_env.and(ty))?;
1943+
let layout = TyLayout { ty, layout };
19511944

19521945
// N.B., this recording is normally disabled; when enabled, it
19531946
// can however trigger recursive invocations of `layout_of`.
@@ -1970,8 +1963,8 @@ impl LayoutOf for LayoutCx<'tcx, ty::query::TyCtxtAt<'tcx>> {
19701963
fn layout_of(&self, ty: Ty<'tcx>) -> Self::TyLayout {
19711964
let param_env = self.param_env.with_reveal_all();
19721965
let ty = self.tcx.normalize_erasing_regions(param_env, ty);
1973-
let details = self.tcx.layout_raw(param_env.and(ty))?;
1974-
let layout = TyLayout { ty, details };
1966+
let layout = self.tcx.layout_raw(param_env.and(ty))?;
1967+
let layout = TyLayout { ty, layout };
19751968

19761969
// N.B., this recording is normally disabled; when enabled, it
19771970
// can however trigger recursive invocations of `layout_of`.
@@ -2020,21 +2013,21 @@ where
20202013
+ HasParamEnv<'tcx>,
20212014
{
20222015
fn for_variant(this: TyLayout<'tcx>, cx: &C, variant_index: VariantIdx) -> TyLayout<'tcx> {
2023-
let details = match this.variants {
2024-
Variants::Single { index } if index == variant_index => this.details,
2016+
let layout = match this.variants {
2017+
Variants::Single { index } if index == variant_index => this.layout,
20252018

20262019
Variants::Single { index } => {
20272020
// Deny calling for_variant more than once for non-Single enums.
2028-
if let Ok(layout) = cx.layout_of(this.ty).to_result() {
2029-
assert_eq!(layout.variants, Variants::Single { index });
2021+
if let Ok(original_layout) = cx.layout_of(this.ty).to_result() {
2022+
assert_eq!(original_layout.variants, Variants::Single { index });
20302023
}
20312024

20322025
let fields = match this.ty.kind {
20332026
ty::Adt(def, _) => def.variants[variant_index].fields.len(),
20342027
_ => bug!(),
20352028
};
20362029
let tcx = cx.tcx();
2037-
tcx.intern_layout(LayoutDetails {
2030+
tcx.intern_layout(Layout {
20382031
variants: Variants::Single { index: variant_index },
20392032
fields: FieldPlacement::Union(fields),
20402033
abi: Abi::Uninhabited,
@@ -2047,17 +2040,17 @@ where
20472040
Variants::Multiple { ref variants, .. } => &variants[variant_index],
20482041
};
20492042

2050-
assert_eq!(details.variants, Variants::Single { index: variant_index });
2043+
assert_eq!(layout.variants, Variants::Single { index: variant_index });
20512044

2052-
TyLayout { ty: this.ty, details }
2045+
TyLayout { ty: this.ty, layout }
20532046
}
20542047

20552048
fn field(this: TyLayout<'tcx>, cx: &C, i: usize) -> C::TyLayout {
20562049
let tcx = cx.tcx();
20572050
let discr_layout = |discr: &Scalar| -> C::TyLayout {
2058-
let layout = LayoutDetails::scalar(cx, discr.clone());
2051+
let layout = Layout::scalar(cx, discr.clone());
20592052
MaybeResult::from(Ok(TyLayout {
2060-
details: tcx.intern_layout(layout),
2053+
layout: tcx.intern_layout(layout),
20612054
ty: discr.value.to_ty(tcx),
20622055
}))
20632056
};

‎src/librustc_mir/interpret/operand.rs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -220,7 +220,7 @@ pub(super) fn from_known_layout<'tcx>(
220220
if cfg!(debug_assertions) {
221221
let layout2 = compute()?;
222222
assert_eq!(
223-
layout.details, layout2.details,
223+
layout.layout, layout2.layout,
224224
"mismatch in layout of supposedly equal-layout types {:?} and {:?}",
225225
layout.ty, layout2.ty
226226
);

‎src/librustc_mir/interpret/place.rs‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -853,7 +853,7 @@ where
853853
// We do NOT compare the types for equality, because well-typed code can
854854
// actually "transmute" `&mut T` to `&T` in an assignment without a cast.
855855
assert!(
856-
src.layout.details == dest.layout.details,
856+
src.layout.layout == dest.layout.layout,
857857
"Layout mismatch when copying!\nsrc: {:#?}\ndest: {:#?}",
858858
src,
859859
dest
@@ -907,7 +907,7 @@ where
907907
src: OpTy<'tcx, M::PointerTag>,
908908
dest: PlaceTy<'tcx, M::PointerTag>,
909909
) -> InterpResult<'tcx> {
910-
if src.layout.details == dest.layout.details {
910+
if src.layout.layout == dest.layout.layout {
911911
// Fast path: Just use normal `copy_op`
912912
return self.copy_op(src, dest);
913913
}

‎src/librustc_mir/transform/const_prop.rs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -692,7 +692,7 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
692692
let ty1 = substs[0].expect_ty();
693693
let ty2 = substs[1].expect_ty();
694694
let ty_is_scalar = |ty| {
695-
this.ecx.layout_of(ty).ok().map(|ty| ty.details.abi.is_scalar())
695+
this.ecx.layout_of(ty).ok().map(|layout| layout.abi.is_scalar())
696696
== Some(true)
697697
};
698698
if ty_is_scalar(ty1) && ty_is_scalar(ty2) {

‎src/librustc_mir/transform/uninhabited_enum_branching.rs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -53,7 +53,7 @@ fn variant_discriminants<'tcx>(
5353
ty: Ty<'tcx>,
5454
tcx: TyCtxt<'tcx>,
5555
) -> Vec<u128> {
56-
match &layout.details.variants {
56+
match &layout.variants {
5757
Variants::Single { index } => vec![index.as_u32() as u128],
5858
Variants::Multiple { variants, .. } => variants
5959
.iter_enumerated()

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