Merge pull request #2 from rust-lang/feature/initial-types

Feature/initial types

Author: Lokathor

.gitignore

@@ -0,0 +1,2 @@
+/target
+Cargo.lock

Cargo.toml

@@ -0,0 +1,5 @@
+[workspace]
+
+members = [
+    "crates/core_simd",
+]

crates/core_simd/Cargo.toml

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+[package]
+name = "core_simd"
+version = "0.1.0"
+authors = ["Caleb Zulawski <[email protected]>"]
+edition = "2018"

crates/core_simd/src/fmt.rs

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+macro_rules! debug_wrapper {
+    { $($trait:ident => $name:ident,)* } => {
+        $(
+            pub(crate) fn $name<T: core::fmt::$trait>(slice: &[T], f: &mut core::fmt::Formatter) -> core::fmt::Result {
+                #[repr(transparent)]
+                struct Wrapper<'a, T: core::fmt::$trait>(&'a T);
+
+                impl<T: core::fmt::$trait> core::fmt::Debug for Wrapper<'_, T> {
+                    fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
+                        self.0.fmt(f)
+                    }
+                }
+
+                f.debug_list()
+                    .entries(slice.iter().map(|x| Wrapper(x)))
+                    .finish()
+            }
+        )*
+    }
+}
+
+debug_wrapper! {
+    Debug => format,
+    Binary => format_binary,
+    LowerExp => format_lower_exp,
+    UpperExp => format_upper_exp,
+    Octal => format_octal,
+    LowerHex => format_lower_hex,
+    UpperHex => format_upper_hex,
+}
+
+macro_rules! impl_fmt_trait {
+    { $($type:ty => $(($trait:ident, $format:ident)),*;)* } => {
+        $( // repeat type
+            $( // repeat trait
+                impl core::fmt::$trait for $type {
+                    fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
+                        $format(self.as_ref(), f)
+                    }
+                }
+            )*
+        )*
+    };
+    { integers: $($type:ty,)* } => {
+        impl_fmt_trait! {
+            $($type =>
+              (Debug, format),
+              (Binary, format_binary),
+              (LowerExp, format_lower_exp),
+              (UpperExp, format_upper_exp),
+              (Octal, format_octal),
+              (LowerHex, format_lower_hex),
+              (UpperHex, format_upper_hex);
+            )*
+        }
+    };
+    { floats: $($type:ty,)* } => {
+        impl_fmt_trait! {
+            $($type =>
+              (Debug, format),
+              (LowerExp, format_lower_exp),
+              (UpperExp, format_upper_exp);
+            )*
+        }
+    };
+    { masks: $($type:ty,)* } => {
+        impl_fmt_trait! {
+            $($type =>
+              (Debug, format);
+            )*
+        }
+    }
+}
+
+impl_fmt_trait! {
+    integers:
+        crate::u8x8,    crate::u8x16,    crate::u8x32,    crate::u8x64,
+        crate::i8x8,    crate::i8x16,    crate::i8x32,    crate::i8x64,
+        crate::u16x4,   crate::u16x8,   crate::u16x16,   crate::u16x32,
+        crate::i16x4,   crate::i16x8,   crate::i16x16,   crate::i16x32,
+        crate::u32x2,   crate::u32x4,   crate::u32x8,   crate::u32x16,
+        crate::i32x2,   crate::i32x4,   crate::i32x8,   crate::i32x16,
+        crate::u64x2,   crate::u64x4,   crate::u64x8,
+        crate::i64x2,   crate::i64x4,   crate::i64x8,
+        crate::u128x2,  crate::u128x4,
+        crate::i128x2,  crate::i128x4,
+        crate::usizex2, crate::usizex4, crate::usizex8,
+        crate::isizex2, crate::isizex4, crate::isizex8,
+}
+
+impl_fmt_trait! {
+    floats:
+        crate::f32x2, crate::f32x4, crate::f32x8, crate::f32x16,
+        crate::f64x2, crate::f64x4, crate::f64x8,
+}
+
+impl_fmt_trait! {
+    masks:
+        crate::mask8x8,    crate::mask8x16,    crate::mask8x32,    crate::mask8x64,
+        crate::mask16x4,   crate::mask16x8,   crate::mask16x16,   crate::mask16x32,
+        crate::mask32x2,   crate::mask32x4,   crate::mask32x8,   crate::mask32x16,
+        crate::mask64x2,   crate::mask64x4,   crate::mask64x8,
+        crate::mask128x2,  crate::mask128x4,
+        crate::masksizex2, crate::masksizex4, crate::masksizex8,
+}

crates/core_simd/src/lib.rs

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+#![no_std]
+#![feature(repr_simd)]
+#![warn(missing_docs)]
+//! Portable SIMD module.
+
+#[macro_use]
+mod macros;
+
+mod fmt;
+
+mod masks;
+pub use masks::*;
+
+mod vectors_u8;
+pub use vectors_u8::*;
+mod vectors_u16;
+pub use vectors_u16::*;
+mod vectors_u32;
+pub use vectors_u32::*;
+mod vectors_u64;
+pub use vectors_u64::*;
+mod vectors_u128;
+pub use vectors_u128::*;
+mod vectors_usize;
+pub use vectors_usize::*;
+
+mod vectors_i8;
+pub use vectors_i8::*;
+mod vectors_i16;
+pub use vectors_i16::*;
+mod vectors_i32;
+pub use vectors_i32::*;
+mod vectors_i64;
+pub use vectors_i64::*;
+mod vectors_i128;
+pub use vectors_i128::*;
+mod vectors_isize;
+pub use vectors_isize::*;
+
+mod vectors_f32;
+pub use vectors_f32::*;
+mod vectors_f64;
+pub use vectors_f64::*;
+
+mod vectors_mask8;
+pub use vectors_mask8::*;
+mod vectors_mask16;
+pub use vectors_mask16::*;
+mod vectors_mask32;
+pub use vectors_mask32::*;
+mod vectors_mask64;
+pub use vectors_mask64::*;
+mod vectors_mask128;
+pub use vectors_mask128::*;
+mod vectors_masksize;
+pub use vectors_masksize::*;