diff options
| author | Benjamin Kramer <benny.kra@googlemail.com> | 2011-10-23 11:19:14 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2011-10-23 11:19:14 +0000 |
| commit | 929f53f65c3de118248c1103bfb1fad1baa3468a (patch) | |
| tree | b6c62a1cd46d306522f1d3fa338d1d999b9c7a9e /llvm/unittests/Support/BlockFrequencyTest.cpp | |
| parent | 2ff8723d5d586208f0248b1a152aa2d964573fc1 (diff) | |
| download | llvm-929f53f65c3de118248c1103bfb1fad1baa3468a.zip llvm-929f53f65c3de118248c1103bfb1fad1baa3468a.tar.gz llvm-929f53f65c3de118248c1103bfb1fad1baa3468a.tar.bz2 | |
Add compare operators to BranchProbability and use it to determine if an edge is hot.
llvm-svn: 142751
Diffstat (limited to 'llvm/unittests/Support/BlockFrequencyTest.cpp')
| -rw-r--r-- | llvm/unittests/Support/BlockFrequencyTest.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/unittests/Support/BlockFrequencyTest.cpp b/llvm/unittests/Support/BlockFrequencyTest.cpp index edeea9b..ac3cedf1 100644 --- a/llvm/unittests/Support/BlockFrequencyTest.cpp +++ b/llvm/unittests/Support/BlockFrequencyTest.cpp @@ -53,4 +53,24 @@ TEST(BlockFrequencyTest, MaxToMax) { EXPECT_EQ(Freq.getFrequency(), UINT64_MAX); } +TEST(BlockFrequencyTest, ProbabilityCompare) { + BranchProbability A(4, 5); + BranchProbability B(4U << 29, 5U << 29); + BranchProbability C(3, 4); + + EXPECT_TRUE(A == B); + EXPECT_FALSE(A != B); + EXPECT_FALSE(A < B); + EXPECT_FALSE(A > B); + EXPECT_TRUE(A <= B); + EXPECT_TRUE(A >= B); + + EXPECT_FALSE(B == C); + EXPECT_TRUE(B != C); + EXPECT_FALSE(B < C); + EXPECT_TRUE(B > C); + EXPECT_FALSE(B <= C); + EXPECT_TRUE(B >= C); +} + } |