Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>

1 files changed, 23 insertions, 0 deletions

diff --git a/vendor/simd-adler32/src/imp/mod.rs b/vendor/simd-adler32/src/imp/mod.rs
new file mode 100644
index 0000000..957b50a
--- /dev/null
+++ b/vendor/simd-adler32/src/imp/mod.rs
@@ -0,0 +1,23 @@
+pub mod avx2;
+pub mod avx512;
+pub mod scalar;
+pub mod sse2;
+pub mod ssse3;
+pub mod wasm;
+
+pub type Adler32Imp = fn(u16, u16, &[u8]) -> (u16, u16);
+
+#[inline]
+#[allow(non_snake_case)]
+pub const fn _MM_SHUFFLE(z: u32, y: u32, x: u32, w: u32) -> i32 {
+  ((z << 6) | (y << 4) | (x << 2) | w) as i32
+}
+
+pub fn get_imp() -> Adler32Imp {
+  avx512::get_imp()
+    .or_else(avx2::get_imp)
+    .or_else(ssse3::get_imp)
+    .or_else(sse2::get_imp)
+    .or_else(wasm::get_imp)
+    .unwrap_or(scalar::update)
+}