Marcel Kornacker has posted comments on this change.

Change subject: Impala ABM / LZCNT support
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Patch Set 1:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/5821/1/be/src/util/bit-util.h
File be/src/util/bit-util.h:

Line 98:   static inline uint32_t RoundUpToPowerOfTwoNoHw32(uint32_t v) {
> One of the primary reasons I created this change was to probe exactly that 
let's discuss in person, but i think the function should be careful about 
bounds, not the caller. also, impala doesn't support unsigned column types, so 
there isn't really a need for unsigned arithmetic on user data.


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Gerrit-MessageType: comment
Gerrit-Change-Id: I9f6a465ab4a9ee4f582847f8e211a779bdede3d2
Gerrit-PatchSet: 1
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Zach Amsden <[email protected]>
Gerrit-Reviewer: Dan Hecht <[email protected]>
Gerrit-Reviewer: Marcel Kornacker <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Zach Amsden <[email protected]>
Gerrit-HasComments: Yes

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