[PATCH] [CodeGenPrepare] Improved logic to speculate calls to cttz/ctlz.
Andrea Di Biagio
Andrea_DiBiagio at sn.scee.net
Tue Jan 6 07:08:42 PST 2015
Here is an updated patch.
I improved a couple of comments and added more conservative checks.
http://reviews.llvm.org/D6853
Files:
lib/CodeGen/CodeGenPrepare.cpp
test/CodeGen/X86/cttz-ctlz.ll
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