Fix SSE3 and BMI2 compile error

After SHUFFLE code blocks are refactored, "tmmintrin.h"
is missed, and bmi2 code part will have build failure
as type conflicts.

Signed-off-by: Jun He <jun.he@arm.com>
Change-Id: I7800cd7e050f4d349e5a227206b14b9c566e547f

snappy.cc

@@ -30,27 +30,6 @@
 #include "snappy-sinksource.h"
 #include "snappy.h"
 
-#if !defined(SNAPPY_HAVE_BMI2)
-// __BMI2__ is defined by GCC and Clang. Visual Studio doesn't target BMI2
-// specifically, but it does define __AVX2__ when AVX2 support is available.
-// Fortunately, AVX2 was introduced in Haswell, just like BMI2.
-//
-// BMI2 is not defined as a subset of AVX2 (unlike SSSE3 and AVX above). So,
-// GCC and Clang can build code with AVX2 enabled but BMI2 disabled, in which
-// case issuing BMI2 instructions results in a compiler error.
-#if defined(__BMI2__) || (defined(_MSC_VER) && defined(__AVX2__))
-#define SNAPPY_HAVE_BMI2 1
-#else
-#define SNAPPY_HAVE_BMI2 0
-#endif
-#endif  // !defined(SNAPPY_HAVE_BMI2)
-
-#if SNAPPY_HAVE_BMI2
-// Please do not replace with <x86intrin.h>. or with headers that assume more
-// advanced SSE versions without checking with all the OWNERS.
-#include <immintrin.h>
-#endif
-
 #include <algorithm>
 #include <array>
 #include <cstddef>