1bebd0a692
* Add sse4/avx2 support for vpmaddubsw/vpmaddwd/vpaddd - Extend the list of different target for x86 topi - Extend tests for conv2d x86 int8 for fast i8 x86 platforms * fix code style * Change x86-64-v2 to nahalem in test to support llvm11 * Change test target to get NCHW8c