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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2014-06-09 08:58:41 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2014-06-09 08:58:41 +0000 |
| commit | fa5687f9a1972ae95810cc2c5d0bd68e73c2d6ba (patch) | |
| tree | d20d31b43b148d06765a04f63630edd02dba7d92 /lib/msan/tests | |
| parent | 85259da6d7defd04ba237d2005129488a3edcf06 (diff) | |
[msan] Add a test for mmx.packuswb.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@210458 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan/tests')
| -rw-r--r-- | lib/msan/tests/msan_test.cc | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/msan/tests/msan_test.cc b/lib/msan/tests/msan_test.cc index d9de941a7..341687864 100644 --- a/lib/msan/tests/msan_test.cc +++ b/lib/msan/tests/msan_test.cc @@ -3641,6 +3641,28 @@ TEST(VectorPackTest, sse2_packssdw_128) { EXPECT_EQ(c[7], S2_max); } +TEST(VectorPackTest, mmx_packuswb) { + const unsigned U1_max = (1 << 8) - 1; + V4x16 a = {Poisoned<U2>(0, 0xFF00), Poisoned<U2>(0, 0xF000U), U1_max + 100, + 4}; + V4x16 b = {Poisoned<U2>(0, 0xFF), U1_max - 1, Poisoned<U2>(0, 0xF), U1_max}; + V8x8 c = _mm_packs_pu16(a, b); + + EXPECT_POISONED(c[0]); + EXPECT_POISONED(c[1]); + EXPECT_NOT_POISONED(c[2]); + EXPECT_NOT_POISONED(c[3]); + EXPECT_POISONED(c[4]); + EXPECT_NOT_POISONED(c[5]); + EXPECT_POISONED(c[6]); + EXPECT_NOT_POISONED(c[7]); + + EXPECT_EQ(c[2], U1_max); + EXPECT_EQ(c[3], 4); + EXPECT_EQ(c[5], U1_max - 1); + EXPECT_EQ(c[7], U1_max); +} + TEST(MemorySanitizerDr, StoreInDSOTest) { if (!__msan_has_dynamic_component()) return; char* s = new char[10]; |