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4 Commits

Author SHA1 Message Date
Benjamin Kramer 2aed4393b8 BlockFrequency: Use a smarter overflow check. 
This trades one 64 bit div for one 64 bit mul and some arithmetic.

llvm-svn: 143106
 2011-10-27 16:38:50 +00:00
Jakub Staszak 9b8a6a3b2b Optimize 96-bit division a little bit. 
llvm-svn: 136222
 2011-07-27 16:00:40 +00:00
Jakub Staszak a9e8aa0482 Move static methods to the anonymous namespace. 
llvm-svn: 136221
 2011-07-27 15:51:51 +00:00
Jakub Staszak 49993f26bf Add BlockFrequency class. 
llvm-svn: 135992
 2011-07-25 22:24:51 +00:00