Intermediate changes

3 files changed, 0 insertions, 53 deletions

diff --git a/yt/yt/core/misc/checksum.cpp b/yt/yt/core/misc/checksum.cpp
index 2b3aba5347..2d1951e51c 100644
--- a/yt/yt/core/misc/checksum.cpp
+++ b/yt/yt/core/misc/checksum.cpp
@@ -700,18 +700,6 @@ ui64 Crc(const void* buf, size_t buflen, ui64 crcinit)
 
 namespace {
 
-// COMPAT(akozhikhov): drop this code after a while
-ui64 CrcImplOld(const void* data, size_t length, ui64 seed)
-{
-#ifdef YT_USE_SSE42
-    static const bool Native = NX86::CachedHaveSSE42() && NX86::CachedHavePCLMUL();
-    if (Native) {
-        return NCrcNative0xE543279765927881::Crc(data, length, seed);
-    }
-#endif
-    return NCrcTable0xE543279765927881::Crc(data, length, seed);
-}
-
 ui64 CrcImpl(const void* data, size_t length, ui64 seed)
 {
 #ifdef YT_USE_SSE42
@@ -736,11 +724,6 @@ TChecksum CombineChecksums(const std::vector<TChecksum>& blockChecksums)
     return combined;
 }
 
-TChecksum GetChecksumOld(TRef data, TChecksum seed)
-{
-    return CrcImplOld(data.Begin(), data.Size(), seed);
-}
-
 TChecksum GetChecksum(TRef data, TChecksum seed)
 {
     return CrcImpl(data.Begin(), data.Size(), seed);
diff --git a/yt/yt/core/misc/checksum.h b/yt/yt/core/misc/checksum.h
index ff597f50e1..92a3c06e1a 100644
--- a/yt/yt/core/misc/checksum.h
+++ b/yt/yt/core/misc/checksum.h
@@ -12,8 +12,6 @@ namespace NYT {
 ////////////////////////////////////////////////////////////////////////////////
 
 TChecksum GetChecksum(TRef data, TChecksum seed = 0);
-// COMPAT(akozhikhov)
-TChecksum GetChecksumOld(TRef data, TChecksum seed = 0);
 
 TChecksum CombineChecksums(const std::vector<TChecksum>& blockChecksums);
 
diff --git a/yt/yt/core/misc/unittests/checksum_ut.cpp b/yt/yt/core/misc/unittests/checksum_ut.cpp
index a9de7092ce..99febad6f9 100644
--- a/yt/yt/core/misc/unittests/checksum_ut.cpp
+++ b/yt/yt/core/misc/unittests/checksum_ut.cpp
@@ -60,40 +60,6 @@ static std::vector<TCrcTestCase> Cases = {
     },
 };
 
-TEST(TChecksumTest, Ours)
-{
-    for (size_t i = 0; i < Cases.size(); ++i) {
-        auto data = TRef::FromString(Cases[i].Data);
-
-        auto isaCrc = GetChecksum(data);
-        auto oldCrc = GetChecksumOld(data);
-
-        EXPECT_EQ(oldCrc, Cases[i].Ours);
-        EXPECT_EQ(isaCrc, Cases[i].Ours);
-    }
-}
-
-
-static constexpr int IterCount = 1000;
-static constexpr int BufMaxSize = 100000;
-
-TEST(TChecksumTest, Reference)
-{
-    for (size_t iter = 0; iter < IterCount; ++iter) {
-        auto bufSize = RandomNumber<ui64>(BufMaxSize);
-        auto buffer = TSharedMutableRef::Allocate(bufSize);
-
-        for(size_t index = 0; index < bufSize; ++index) {
-            buffer.Begin()[index] = RandomNumber<unsigned char>();
-        }
-
-        auto isaCrc = GetChecksum(TRef(buffer));
-        auto oldCrc = GetChecksumOld(TRef(buffer));
-
-        EXPECT_EQ(isaCrc, oldCrc);
-    }
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 
 TEST(TChecksumTest, TestStreams)