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Auto merge of #57808 - gnzlbg:ustdsimd, r=gnzlbg

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Update stdsimd

This is the companion PR to https://github.com/rust-lang-nursery/stdsimd/pull/640

r? @alexcrichton
This commit is contained in:
bors
2019-01-29 19:40:51 +00:00
parent 7425663011 938a814e87
commit c1c3c4e95b
5 changed files with 125 additions and 26 deletions
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17
src/libcore/lib.rs
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@@ -221,11 +221,12 @@ pub mod alloc;
mod tuple;
mod unit;
// Pull in the `coresimd` crate directly into libcore. This is where all the
// architecture-specific (and vendor-specific) intrinsics are defined. AKA
// things like SIMD and such. Note that the actual source for all this lies in a
// different repository, rust-lang-nursery/stdsimd. That's why the setup here is
// a bit wonky.
// Pull in the `core_arch` crate directly into libcore. The contents of
// `core_arch` are in a different repository: rust-lang-nursery/stdsimd.
//
// `core_arch` depends on libcore, but the contents of this module are
// set up in such a way that directly pulling it here works such that the
// crate uses the this crate as its libcore.
#[allow(unused_macros)]
macro_rules! test_v16 { ($item:item) => {}; }
#[allow(unused_macros)]
@@ -240,10 +241,10 @@ macro_rules! test_v256 { ($item:item) => {}; }
macro_rules! test_v512 { ($item:item) => {}; }
#[allow(unused_macros)]
macro_rules! vector_impl { ($([$f:ident, $($args:tt)*]),*) => { $($f!($($args)*);)* } }
#[path = "../stdsimd/coresimd/mod.rs"]
#[path = "../stdsimd/crates/core_arch/src/mod.rs"]
#[allow(missing_docs, missing_debug_implementations, dead_code, unused_imports)]
#[unstable(feature = "stdsimd", issue = "48556")]
mod coresimd;
mod core_arch;
#[stable(feature = "simd_arch", since = "1.27.0")]
pub use coresimd::arch;
pub use core_arch::arch;