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Add ARM SIMD VMULL implementation of CRC64.

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This commit is contained in:
Natalia Portillo
2021-10-12 01:45:37 +01:00
parent ee776e95f8
commit d3bb34dc58
8 changed files with 416 additions and 116 deletions
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80
tests/crc64.cpp
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@@ -283,3 +283,83 @@ TEST_F(crc64Fixture, crc64_clmul_2352bytes)
EXPECT_EQ(crc, EXPECTED_CRC64_2352BYTES);
}
#endif
#if defined(__aarch64__) || defined(_M_ARM64) || defined(__arm__) || defined(_M_ARM)
TEST_F(crc64Fixture, crc64_vmull)
{
if(!have_neon()) return;
uint64_t crc = CRC64_ECMA_SEED;
crc = ~crc64_vmull(~crc, buffer, 1048576);
crc ^= CRC64_ECMA_SEED;
EXPECT_EQ(crc, EXPECTED_CRC64);
}
TEST_F(crc64Fixture, crc64_vmull_misaligned)
{
if(!have_neon()) return;
uint64_t crc = CRC64_ECMA_SEED;
crc = ~crc64_vmull(~crc, buffer_misaligned+1, 1048576);
crc ^= CRC64_ECMA_SEED;
EXPECT_EQ(crc, EXPECTED_CRC64);
}
TEST_F(crc64Fixture, crc64_vmull_15bytes)
{
if(!have_neon()) return;
uint64_t crc = CRC64_ECMA_SEED;
crc = ~crc64_vmull(~crc, buffer, 15);
crc ^= CRC64_ECMA_SEED;
EXPECT_EQ(crc, EXPECTED_CRC64_15BYTES);
}
TEST_F(crc64Fixture, crc64_vmull_31bytes)
{
if(!have_neon()) return;
uint64_t crc = CRC64_ECMA_SEED;
crc = ~crc64_vmull(~crc, buffer, 31);
crc ^= CRC64_ECMA_SEED;
EXPECT_EQ(crc, EXPECTED_CRC64_31BYTES);
}
TEST_F(crc64Fixture, crc64_vmull_63bytes)
{
if(!have_neon()) return;
uint64_t crc = CRC64_ECMA_SEED;
crc = ~crc64_vmull(~crc, buffer, 63);
crc ^= CRC64_ECMA_SEED;
EXPECT_EQ(crc, EXPECTED_CRC64_63BYTES);
}
TEST_F(crc64Fixture, crc64_vmull_2352bytes)
{
if(!have_neon()) return;
uint64_t crc = CRC64_ECMA_SEED;
crc = ~crc64_vmull(~crc, buffer, 2352);
crc ^= CRC64_ECMA_SEED;
EXPECT_EQ(crc, EXPECTED_CRC64_2352BYTES);
}
#endif