Commit Graph

7 Commits

Author SHA1 Message Date
Duncan P. N. Exon Smith bdc1e2abdb BranchProb: Simplify printing code
llvm-svn: 207559
2014-04-29 17:07:42 +00:00
Duncan P. N. Exon Smith f857407965 Support: remove unnecessary namespace
llvm-svn: 207545
2014-04-29 16:15:39 +00:00
Duncan P. N. Exon Smith 415e7656f6 Support: Add BranchProbability::scale() and ::scaleByInverse()
Add API to `BranchProbability` for scaling big integers.  Next job is to
rip the logic out of `BlockMass` and `BlockFrequency`.

llvm-svn: 207544
2014-04-29 16:15:35 +00:00
Benjamin Kramer cc0ed6ba04 Print branch probabilities as percentages.
50% is much more readable than 5.000000e-01.

llvm-svn: 142752
2011-10-23 11:32:54 +00:00
Benjamin Kramer 929f53f65c Add compare operators to BranchProbability and use it to determine if an edge is hot.
llvm-svn: 142751
2011-10-23 11:19:14 +00:00
Jakub Staszak e92d047b51 BranchProbability::print returns void now.
llvm-svn: 135994
2011-07-25 22:27:42 +00:00
Andrew Trick 3d4e64b082 Branch profiling: floating-point avoidance.
Patch by: Jakub Staszak!

Introduces BranchProbability. Changes unsigned to uint32_t all over and
uint64_t only when overflow is expected.

llvm-svn: 132867
2011-06-11 01:05:22 +00:00