aboutsummaryrefslogtreecommitdiff
path: root/llvm/lib/Support/BranchProbability.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/lib/Support/BranchProbability.cpp')
-rw-r--r--llvm/lib/Support/BranchProbability.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Support/BranchProbability.cpp b/llvm/lib/Support/BranchProbability.cpp
index e376344..ea42f34 100644
--- a/llvm/lib/Support/BranchProbability.cpp
+++ b/llvm/lib/Support/BranchProbability.cpp
@@ -111,3 +111,10 @@ uint64_t BranchProbability::scale(uint64_t Num) const {
uint64_t BranchProbability::scaleByInverse(uint64_t Num) const {
return ::scale<0>(Num, D, N);
}
+
+BranchProbability BranchProbability::pow(unsigned N) const {
+ BranchProbability Res = BranchProbability::getOne();
+ for (unsigned I = 0; I < N; ++I)
+ Res *= *this;
+ return Res;
+}