added docs

newpavlov · newpavlov · commit ea70b97b70ff · 2018-02-18T04:38:18.000+03:00
diff --git a/coresimd/src/x86/i686/clmul.rs b/coresimd/src/x86/i686/clmul.rs
@@ -1,3 +1,9 @@
+//! Carry-less Multiplication (CLMUL)
+//!
+//! The reference is [Intel 64 and IA-32 Architectures Software Developer's
+//! Manual Volume 2: Instruction Set Reference, A-Z][intel64_ref] (p. 4-241).
+//!
+//! [intel64_ref]: http://www.intel.com/content/dam/www/public/us/en/documents/manuals/64-ia-32-architectures-software-developer-instruction-set-reference-manual-325383.pdf
 use x86::__m128i;
 
 #[cfg(test)]
