-# to recognize. By fusing GHASH with CTR former's performance is
-# really limited to above (Tmul + Tmod/Naggr) equation. But if GHASH
-# procedure is detached, the modulo-reduction can be interleaved with
-# Naggr-1 multiplications and under ideal conditions even disappear
-# from the equation. So that optimistic theoretical estimate for this
-# implementation is ... 28/16=1.75, and not 2.16. Well, it's probably
-# way too optimistic, at least for such small Naggr. I'd argue that
-# (28+Tproc/Naggr), where Tproc is time required for Karatsuba pre-
-# and post-processing, is more realistic estimate. In this case it
-# gives ... 1.91 cycles per processed byte. Or in other words,
-# depending on how well we can interleave reduction and one of the
-# two multiplications the performance should be betwen 1.91 and 2.16.
-# As already mentioned, this implementation processes one byte [out
-# of 1KB buffer] in 2.13 cycles, while x86_64 counterpart - in 2.07.
-# x86_64 performance is better, because larger register bank allows
-# to interleave reduction and multiplication better.
+# to recognize. By serializing GHASH with CTR in same subroutine
+# former's performance is really limited to above (Tmul + Tmod/Naggr)
+# equation. But if GHASH procedure is detached, the modulo-reduction
+# can be interleaved with Naggr-1 multiplications at instruction level
+# and under ideal conditions even disappear from the equation. So that
+# optimistic theoretical estimate for this implementation is ...
+# 28/16=1.75, and not 2.16. Well, it's probably way too optimistic,
+# at least for such small Naggr. I'd argue that (28+Tproc/Naggr),
+# where Tproc is time required for Karatsuba pre- and post-processing,
+# is more realistic estimate. In this case it gives ... 1.91 cycles.
+# Or in other words, depending on how well we can interleave reduction
+# and one of the two multiplications the performance should be betwen
+# 1.91 and 2.16. As already mentioned, this implementation processes
+# one byte out of 8KB buffer in 2.10 cycles, while x86_64 counterpart
+# - in 2.02. x86_64 performance is better, because larger register
+# bank allows to interleave reduction and multiplication better.