bors
8703e7d0e3
Auto merge of #46048 - cramertj:update-libc-2, r=alexcrichton
...
Update libc to include Fuchsia changes
This is an update of libc to include the updated Fuchsia "open" flags added in https://github.com/rust-lang/libc/pull/849 .
cc @smklein
r? @alexcrichton
2017-11-19 03:02:15 +00:00
Eduard-Mihai Burtescu
95687bfe27
rustc_trans: (hack) use preferred alignment for atomic loads/stores.
2017-11-19 03:56:37 +02:00
Eduard-Mihai Burtescu
753d582f62
rustc: rename CachedLayout to LayoutDetails.
2017-11-19 02:43:56 +02:00
Eduard-Mihai Burtescu
8437d7c0f1
rustc: extend the niche-filling enum optimization past 2 variants.
2017-11-19 02:43:56 +02:00
Eduard-Mihai Burtescu
d893285b65
rustc: use layout::Abi::ScalarPair for structs in more cases.
2017-11-19 02:43:56 +02:00
Eduard-Mihai Burtescu
801a1a0fc1
rustc_trans: remove type_is_fat_ptr and its uses.
2017-11-19 02:43:56 +02:00
Eduard-Mihai Burtescu
fa67abd127
rustc: don't special-case Box<T> as having a pointer layout.
2017-11-19 02:43:55 +02:00
Eduard-Mihai Burtescu
18ecc564f2
rustc_trans: support scalar pairs directly in the Rust ABI.
2017-11-19 02:43:55 +02:00
Eduard-Mihai Burtescu
7a36141465
rustc: unpack scalar pair newtype layout ABIs.
2017-11-19 02:43:55 +02:00
Eduard-Mihai Burtescu
37a7521ef9
rustc: unpack scalar newtype layout ABIs.
2017-11-19 02:43:55 +02:00
Eduard-Mihai Burtescu
0b8697241f
rustc_trans: be more relaxed with non-lvalue consumes, especially ZSTs.
2017-11-19 02:43:55 +02:00
Eduard-Mihai Burtescu
c4d9ada701
rustc: place ZSTs first during struct field reordering.
2017-11-19 02:43:55 +02:00
Eduard-Mihai Burtescu
cdeb4b0d25
rustc: encode scalar pairs in layout ABI.
2017-11-19 02:43:32 +02:00
Eduard-Mihai Burtescu
f1b7cd9925
rustc_trans: restrict "immediate pairs" to pairs of scalars.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
ac60872077
rustc_trans: generate LLVM pointee types based on alignment.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
f8d5d0c30c
rustc_trans: compute better align/dereferenceable attributes from pointees.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
ced5e04e8b
rustc: optimize out uninhabited types and variants.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
f62e43da28
rustc: track validity ranges for layout::Abi::Scalar values.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
5df25c4aed
rustc: remove redundant/unused fields from layout::Abi::Vector.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
b203a26efb
rustc: generalize layout::Variants::NicheFilling to niches other than 0.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
0190f270c1
rustc_trans: check for layout::I1 instead of TyBool.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
abbc1ddbd0
rustc: make TyLayout::field(NonZero<*T>, 0) return &T.
2017-11-19 02:14:33 +02:00
Eduard-Mihai Burtescu
de3e581e29
rustc: support u128 discriminant ranges.
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
018323ffc2
rustc: collapse the remains of Layout into Variants (enums vs everything else).
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
b28f668e26
rustc: move size, align & primitive_align from Abi::Aggregate to layout.
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
b723af284a
rustc_trans: go through layouts uniformly for fat pointers and variants.
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
026214c858
rustc: collapse Layout::FatPointer into Layout::Univariant.
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
3fd6b00082
rustc_trans: query LLVM types from a layout instead of a Ty.
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
1477119344
rustc_trans: keep a layout instead of a type in {Lvalue,Operand}Ref.
2017-11-19 02:14:32 +02:00
Eduard-Mihai Burtescu
88f70323e4
rustc_trans: nest abi::ArgType's for fat pointers instead of eagerly flattening.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
f2e7e17d9e
rustc_trans: pass OperandRef arguments to trans_intrinsic_call.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
b2d52d2132
rustc: do not pub use Layout::* in layout.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
d0ab6e8644
rustc_trans: compute LLVM types from type layouts, not Rust types.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
fad99542c8
rustc: split layout::FieldPlacement::Linear back into Union and Array.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
18d54aa7d5
rustc: move layout::Struct into FieldPlacement/Abi.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
08f9f134fd
rustc: hide details in Layout in favor of Abi or FieldPlacement.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
ed788a62f6
rustc: store CachedLayout for each variant of enum Layout's instead of Struct.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
bd51a2bc19
rustc: move size/alignment from Layout into layout::Abi.
2017-11-19 02:14:31 +02:00
Eduard-Mihai Burtescu
bd86f3739e
rustc: make Layout::NullablePointer a lot more like Layout::General.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
33a205b56f
rustc: collapse Layout::CEnum into Layout::General.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
658ebfc788
rustc: give Layout::CEnum a discriminant field like Layout::General.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
d318b9c27b
rustc: move CEnum's signedness into Primitive::Int.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
61c2bd9ca4
rustc: use Primitive instead of Integer for CEnum and General discriminants.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
335bd8ea1b
rustc: do not track non_zero
in Layout.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
02276e9f49
rustc: collapse Layout::{Raw,StructWrapped}NullablePointer into one variant.
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
caef91d7c6
rustc: introduce layout::Abi for reduced general ABI "passing style".
2017-11-19 02:14:30 +02:00
Eduard-Mihai Burtescu
1dc572b85e
rustc: represent the discriminant as a field for Layout::{Raw,StructWrapped}NullablePointer.
2017-11-19 02:14:29 +02:00
Eduard-Mihai Burtescu
30710609c0
rustc_trans: treat General enums like unions.
2017-11-19 02:14:29 +02:00
Eduard-Mihai Burtescu
9a0efea4c2
rustc: pre-compute field placements out of Layout.
2017-11-19 02:14:29 +02:00
Eduard-Mihai Burtescu
8c4d5af52b
rustc: remove Ty::layout and move everything to layout_of.
2017-11-19 02:14:29 +02:00