Re: [PATCH 1/3] Fix Unlikely(x) == y
From: <hidden>
Date: 2008-02-18 18:14:12
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On Mon, 18 Feb 2008 14:27:10 GMT, David Howells said:
__builtin_expect() is useful on FRV where you _have_ to give each branch and conditional branch instruction a measure of probability whether the branch will be taken.
What does gcc do the 99.998% of the time we don't have likely/unlikely coded?
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