Commit 4ffad32e authored by Raymond Toy's avatar Raymond Toy
Browse files

Optimize unsigned-byte-32-int-len some more

Take advantage of the fact that BSR actually moves the src to the dst
register when the src is 0.  The Intel docs don't says this, but gcc,
LLVM, and MSVC compilers basically assume this when generating code
that uses BSR.
parent b68de43f
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