Merge pull request #30 from burrbull/portable_simd

Port to portable simd

.github/workflows/ci.yaml

@@ -9,7 +9,7 @@ jobs:
   ci:
     name: CI
     runs-on: ubuntu-latest
-    needs: [build, test]
+    needs: [build, test, test-native]
     steps:
       - name: Done
         run: exit 0
@@ -59,6 +59,34 @@ jobs:
           profile: minimal
           override: true
 
+      - name: Print enabled target features
+        run: rustc --print=cfg -C target-cpu=native
+
+      - uses: actions-rs/cargo@v1
+        with:
+          command: test
+
+  test-native:
+    name: Test
+    runs-on: ubuntu-latest
+    env:
+      RUST_BACKTRACE: 1
+      RUSTFLAGS: -C target-cpu=native
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Install Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          profile: minimal
+          override: true
+
+      - name: Print enabled target features
+        run: rustc --print=cfg -C target-cpu=native
+
       - uses: actions-rs/cargo@v1
         with:
           command: test

Cargo.toml

@@ -11,13 +11,8 @@ license = "MIT OR Apache-2.0"
 readme = "README.md"
 
 [dependencies.doubled]
-version = "0.2.3"
-features = ["packed_simd"]
-
-[dependencies.packed_simd]
-package = "packed_simd_2"
-version = "0.3.8"
-features = ["into_bits"]
+version = "0.3.0"
+features = ["simd"]
 
 [features]
 default = []
@@ -26,5 +21,4 @@ default = []
 rug = "1.16"
 
 [dev-dependencies.rand]
-version = "0.8.5"
-features = ["simd_support"]
+version = "0.8.5"

examples/hello.rs

@@ -1,7 +1,9 @@
-use packed_simd::f64x2;
+#![feature(portable_simd)]
+
+use sleef::f64x2::f64x2;
 
 fn main() {
-    let input = f64x2::new(1.43, 0.57);
+    let input = f64x2::from_array([1.43, 0.57]);
     let output = sleef::f64x2::sin_u10(input);
     println!("sin(α) = {:?}", output);
 }

src/common.rs

@@ -18,15 +18,15 @@ impl SqrtAsDoubled for f32 {
     #[inline]
     fn sqrt_as_doubled(self) -> Doubled<Self> {
         let t = self.sqrt();
-        ((self + t.mul_as_doubled(t)) * t.recpre()).scale(0.5)
+        ((self + t.mul_as_doubled(t)) * t.recip_as_doubled()).scale(0.5)
     }
 }
 
 impl SqrtAsDoubled for f64 {
     #[inline]
     fn sqrt_as_doubled(self) -> Doubled<Self> {
         let t = self.sqrt();
-        ((self + t.mul_as_doubled(t)) * t.recpre()).scale(0.5)
+        ((self + t.mul_as_doubled(t)) * t.recip_as_doubled()).scale(0.5)
     }
 }
 
@@ -52,15 +52,15 @@ impl Sqrt for Doubled<f32> {
     #[inline]
     fn sqrt(self) -> Self {
         let t = f32::from(self).sqrt();
-        ((self + t.mul_as_doubled(t)) * t.recpre()).scale(0.5)
+        ((self + t.mul_as_doubled(t)) * t.recip_as_doubled()).scale(0.5)
     }
 }
 
 impl Sqrt for Doubled<f64> {
     #[inline]
     fn sqrt(self) -> Self {
         let t = f64::from(self).sqrt();
-        ((self + t.mul_as_doubled(t)) * t.recpre()).scale(0.5)
+        ((self + t.mul_as_doubled(t)) * t.recip_as_doubled()).scale(0.5)
     }
 }
 
@@ -100,8 +100,8 @@ where
 }
 
 pub trait Sign: MaskType + BitsType {
-    fn is_sign_negative(self) -> Self::Mask;
-    fn is_sign_positive(self) -> Self::Mask;
+    /*    fn is_sign_negative(self) -> Self::Mask;
+    fn is_sign_positive(self) -> Self::Mask;*/
     fn sign_bit(self) -> Self::Bits;
     fn sign(self) -> Self;
     fn mul_sign(self, other: Self) -> Self;