From 341473c86d19cad5f3be432533ecdb42d9e07044 Mon Sep 17 00:00:00 2001 From: Benjamin Kramer Date: Sun, 23 Oct 2011 11:19:14 +0000 Subject: Add compare operators to BranchProbability and use it to determine if an edge is hot. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142751 91177308-0d34-0410-b5e6-96231b3b80d8 --- unittests/Support/BlockFrequencyTest.cpp | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'unittests') diff --git a/unittests/Support/BlockFrequencyTest.cpp b/unittests/Support/BlockFrequencyTest.cpp index edeea9b357..ac3cedf186 100644 --- a/unittests/Support/BlockFrequencyTest.cpp +++ b/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); +} + } -- cgit v1.2.3