Eli Friedman 96e3cd85bd [ARM] Lower llvm.ctlz.i32 to a libcall when clz is not available. ...

The inline sequence is very long (about 70 bytes on Thumb1), so it's
not really a good idea to inline it, especially when optimizing for
size.

Differential Revision: https://reviews.llvm.org/D47917

llvm-svn: 340458

2018-08-22 21:47:14 +00:00

190 KiB

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