Use docsrs cfg (#115)

* Use `cfg(docsrs)` to enable things for docs.rs

* Use `cfg(docsrs)` for detecting docs.rs builds

Cargo.toml

@@ -22,5 +22,5 @@ opt-level = 3
 [package.metadata.docs.rs]
 # This makes docs.rs build with all features enabled and
 # also it will indicate what fn needs what cpu feature.
-rustdoc-args = ["-C","target-cpu=native","--cfg","docs_rs"]
+rustdoc-args = ["-C", "target-cpu=native"]
 all-features = true

src/lib.rs

@@ -3,7 +3,7 @@
 #![allow(unused_imports)]
 #![allow(clippy::too_many_arguments)]
 #![allow(clippy::transmute_ptr_to_ptr)]
-#![cfg_attr(docs_rs, feature(doc_cfg))]
+#![cfg_attr(docsrs, feature(doc_cfg))]
 
 //! A crate that safely exposes arch intrinsics via `#[cfg()]`.
 //!
@@ -283,7 +283,7 @@ submodule!(pub x86_x64 {
 
   /// Turns a round operator token to the correct constant value.
   #[macro_export]
-  #[cfg_attr(docs_rs, doc(cfg(target_feature = "avx")))]
+  #[cfg_attr(docsrs, doc(cfg(target_feature = "avx")))]
   macro_rules! round_op {
     (Nearest) => {{
       #[cfg(target_arch = "x86")]

src/x86_x64/adx.rs

@@ -11,7 +11,7 @@ use super::*;
 /// `adcx r32, r32`
 /// `adox r32, r32`
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "adx")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "adx")))]
 pub fn add_carry_u32(c_in: u8, a: u32, b: u32, out: &mut u32) -> u8 {
   unsafe { _addcarryx_u32(c_in, a, b, out) }
 }
@@ -25,7 +25,7 @@ pub fn add_carry_u32(c_in: u8, a: u32, b: u32, out: &mut u32) -> u8 {
 /// `adcx r64, r64`
 /// `adox r64, r64`
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "adx")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "adx")))]
 #[cfg(target_arch = "x86_64")]
 pub fn add_carry_u64(c_in: u8, a: u64, b: u64, out: &mut u64) -> u8 {
   unsafe { _addcarryx_u64(c_in, a, b, out) }

src/x86_x64/aes.rs

@@ -8,7 +8,7 @@ use super::*;
 /// * **Assembly:** `aesdec xmm, xmm`
 #[must_use]
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "aes")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "aes")))]
 pub fn aes_decrypt_m128i(a: m128i, round_key: m128i) -> m128i {
   m128i(unsafe { _mm_aesdec_si128(a.0, round_key.0) })
 }
@@ -20,7 +20,7 @@ pub fn aes_decrypt_m128i(a: m128i, round_key: m128i) -> m128i {
 /// * **Assembly:** `aesdeclast xmm, xmm`
 #[must_use]
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "aes")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "aes")))]
 pub fn aes_decrypt_last_m128i(a: m128i, round_key: m128i) -> m128i {
   m128i(unsafe { _mm_aesdeclast_si128(a.0, round_key.0) })
 }
@@ -31,7 +31,7 @@ pub fn aes_decrypt_last_m128i(a: m128i, round_key: m128i) -> m128i {
 /// * **Assembly:** `aesenc xmm, xmm`
 #[must_use]
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "aes")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "aes")))]
 pub fn aes_encrypt_m128i(a: m128i, round_key: m128i) -> m128i {
   m128i(unsafe { _mm_aesenc_si128(a.0, round_key.0) })
 }
@@ -43,7 +43,7 @@ pub fn aes_encrypt_m128i(a: m128i, round_key: m128i) -> m128i {
 /// * **Assembly:** `aesenclast xmm, xmm`
 #[must_use]
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "aes")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "aes")))]
 pub fn aes_encrypt_last_m128i(a: m128i, round_key: m128i) -> m128i {
   m128i(unsafe { _mm_aesenclast_si128(a.0, round_key.0) })
 }
@@ -54,7 +54,7 @@ pub fn aes_encrypt_last_m128i(a: m128i, round_key: m128i) -> m128i {
 /// * **Assembly:** `aesimc xmm, xmm`
 #[must_use]
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "aes")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "aes")))]
 pub fn aes_inv_mix_columns_m128i(a: m128i) -> m128i {
   m128i(unsafe { _mm_aesimc_si128(a.0) })
 }
@@ -69,7 +69,7 @@ pub fn aes_inv_mix_columns_m128i(a: m128i) -> m128i {
 /// * **Assembly:** `aeskeygenassist xmm, xmm, imm8`
 #[must_use]
 #[inline(always)]
-#[cfg_attr(docs_rs, doc(cfg(target_feature = "aes")))]
+#[cfg_attr(docsrs, doc(cfg(target_feature = "aes")))]
 pub fn aes_key_gen_assist_m128i<const IMM: i32>(a: m128i) -> m128i {
   m128i(unsafe { _mm_aeskeygenassist_si128(a.0, IMM) })
 }