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tcg: Use ctpop to generate ctz if needed
authorRichard Henderson <[email protected]>
Tue, 22 Nov 2016 12:40:35 +0000 (12:40 +0000)
committerRichard Henderson <[email protected]>
Tue, 10 Jan 2017 16:49:59 +0000 (08:49 -0800)
commit14e99210f6c6cede461a54b2e0f9b4cd55175f00
tree2633544ce069e5c5282c6e6d53e3b50d96793eb2tree | snapshot
parentc3f8962f320d58fcd28bd8722334f6221edf7738commit | diff
tcg: Use ctpop to generate ctz if needed

Particularly when andc is also available, this is two insns
shorter than using clz to compute ctz.

Signed-off-by: Richard Henderson <[email protected]>
tcg/tcg-op.c diff | blob | blame | history
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