diff options
Diffstat (limited to 'unittests/Support/ConstantRangeTest.cpp')
| -rw-r--r-- | unittests/Support/ConstantRangeTest.cpp | 69 |
1 files changed, 66 insertions, 3 deletions
diff --git a/unittests/Support/ConstantRangeTest.cpp b/unittests/Support/ConstantRangeTest.cpp index 6b8d01d..091ecd4a 100644 --- a/unittests/Support/ConstantRangeTest.cpp +++ b/unittests/Support/ConstantRangeTest.cpp @@ -33,6 +33,7 @@ ConstantRange ConstantRangeTest::Wrap(APInt(16, 0xaaa), APInt(16, 0xa)); TEST_F(ConstantRangeTest, Basics) { EXPECT_TRUE(Full.isFullSet()); EXPECT_FALSE(Full.isEmptySet()); + EXPECT_TRUE(Full.inverse().isEmptySet()); EXPECT_FALSE(Full.isWrappedSet()); EXPECT_TRUE(Full.contains(APInt(16, 0x0))); EXPECT_TRUE(Full.contains(APInt(16, 0x9))); @@ -42,6 +43,7 @@ TEST_F(ConstantRangeTest, Basics) { EXPECT_FALSE(Empty.isFullSet()); EXPECT_TRUE(Empty.isEmptySet()); + EXPECT_TRUE(Empty.inverse().isFullSet()); EXPECT_FALSE(Empty.isWrappedSet()); EXPECT_FALSE(Empty.contains(APInt(16, 0x0))); EXPECT_FALSE(Empty.contains(APInt(16, 0x9))); @@ -57,6 +59,7 @@ TEST_F(ConstantRangeTest, Basics) { EXPECT_TRUE(One.contains(APInt(16, 0xa))); EXPECT_FALSE(One.contains(APInt(16, 0xaa9))); EXPECT_FALSE(One.contains(APInt(16, 0xaaa))); + EXPECT_FALSE(One.inverse().contains(APInt(16, 0xa))); EXPECT_FALSE(Some.isFullSet()); EXPECT_FALSE(Some.isEmptySet()); @@ -256,11 +259,31 @@ TEST_F(ConstantRangeTest, Add) { EXPECT_EQ(Empty.add(Wrap), Empty); EXPECT_EQ(Empty.add(APInt(16, 4)), Empty); EXPECT_EQ(Some.add(APInt(16, 4)), - ConstantRange(APInt(16, 0xe), APInt(16, 0xaae))); + ConstantRange(APInt(16, 0xe), APInt(16, 0xaae))); EXPECT_EQ(Wrap.add(APInt(16, 4)), - ConstantRange(APInt(16, 0xaae), APInt(16, 0xe))); + ConstantRange(APInt(16, 0xaae), APInt(16, 0xe))); EXPECT_EQ(One.add(APInt(16, 4)), - ConstantRange(APInt(16, 0xe))); + ConstantRange(APInt(16, 0xe))); +} + +TEST_F(ConstantRangeTest, Sub) { + EXPECT_EQ(Full.sub(APInt(16, 4)), Full); + EXPECT_EQ(Full.sub(Full), Full); + EXPECT_EQ(Full.sub(Empty), Empty); + EXPECT_EQ(Full.sub(One), Full); + EXPECT_EQ(Full.sub(Some), Full); + EXPECT_EQ(Full.sub(Wrap), Full); + EXPECT_EQ(Empty.sub(Empty), Empty); + EXPECT_EQ(Empty.sub(One), Empty); + EXPECT_EQ(Empty.sub(Some), Empty); + EXPECT_EQ(Empty.sub(Wrap), Empty); + EXPECT_EQ(Empty.sub(APInt(16, 4)), Empty); + EXPECT_EQ(Some.sub(APInt(16, 4)), + ConstantRange(APInt(16, 0x6), APInt(16, 0xaa6))); + EXPECT_EQ(Wrap.sub(APInt(16, 4)), + ConstantRange(APInt(16, 0xaa6), APInt(16, 0x6))); + EXPECT_EQ(One.sub(APInt(16, 4)), + ConstantRange(APInt(16, 0x6))); } TEST_F(ConstantRangeTest, Multiply) { @@ -348,4 +371,44 @@ TEST_F(ConstantRangeTest, UDiv) { EXPECT_EQ(Wrap.udiv(Wrap), Full); } +TEST_F(ConstantRangeTest, Shl) { + EXPECT_EQ(Full.shl(Full), Full); + EXPECT_EQ(Full.shl(Empty), Empty); + EXPECT_EQ(Full.shl(One), Full); // TODO: [0, (-1 << 0xa) + 1) + EXPECT_EQ(Full.shl(Some), Full); // TODO: [0, (-1 << 0xa) + 1) + EXPECT_EQ(Full.shl(Wrap), Full); + EXPECT_EQ(Empty.shl(Empty), Empty); + EXPECT_EQ(Empty.shl(One), Empty); + EXPECT_EQ(Empty.shl(Some), Empty); + EXPECT_EQ(Empty.shl(Wrap), Empty); + EXPECT_EQ(One.shl(One), ConstantRange(APInt(16, 0xa << 0xa), + APInt(16, (0xa << 0xa) + 1))); + EXPECT_EQ(One.shl(Some), Full); // TODO: [0xa << 0xa, 0) + EXPECT_EQ(One.shl(Wrap), Full); // TODO: [0xa, 0xa << 14 + 1) + EXPECT_EQ(Some.shl(Some), Full); // TODO: [0xa << 0xa, 0xfc01) + EXPECT_EQ(Some.shl(Wrap), Full); // TODO: [0xa, 0x7ff << 0x5 + 1) + EXPECT_EQ(Wrap.shl(Wrap), Full); +} + +TEST_F(ConstantRangeTest, Lshr) { + EXPECT_EQ(Full.lshr(Full), Full); + EXPECT_EQ(Full.lshr(Empty), Empty); + EXPECT_EQ(Full.lshr(One), ConstantRange(APInt(16, 0), + APInt(16, (0xffff >> 0xa) + 1))); + EXPECT_EQ(Full.lshr(Some), ConstantRange(APInt(16, 0), + APInt(16, (0xffff >> 0xa) + 1))); + EXPECT_EQ(Full.lshr(Wrap), Full); + EXPECT_EQ(Empty.lshr(Empty), Empty); + EXPECT_EQ(Empty.lshr(One), Empty); + EXPECT_EQ(Empty.lshr(Some), Empty); + EXPECT_EQ(Empty.lshr(Wrap), Empty); + EXPECT_EQ(One.lshr(One), ConstantRange(APInt(16, 0))); + EXPECT_EQ(One.lshr(Some), ConstantRange(APInt(16, 0))); + EXPECT_EQ(One.lshr(Wrap), ConstantRange(APInt(16, 0), APInt(16, 0xb))); + EXPECT_EQ(Some.lshr(Some), ConstantRange(APInt(16, 0), + APInt(16, (0xaaa >> 0xa) + 1))); + EXPECT_EQ(Some.lshr(Wrap), ConstantRange(APInt(16, 0), APInt(16, 0xaaa))); + EXPECT_EQ(Wrap.lshr(Wrap), Full); +} + } // anonymous namespace |
