Merge pull request #4944 from ChipKerchner/vectorizeBF16GEMV #5073

Job	Run time
build (ubuntu-latest, gfortran, cmake)	42m 18s
build (ubuntu-latest, gfortran, make)	16m 42s
build (ubuntu-latest, flang, cmake)	12m 46s
build (ubuntu-latest, flang, make)	7m 12s
build (macos-latest, gfortran, cmake)	28m 21s
build (macos-latest, gfortran, make)	4m 17s
cross_build (mips64el, mips64el-linux-gnuabi64, DYNAMIC_ARCH=1 TARGET=GENERIC)	5m 46s
cross_build (riscv64, riscv64-linux-gnu, TARGET=RISCV64_GENERIC)	4m 50s
cross_build (mipsel, mipsel-linux-gnu, TARGET=MIPS1004K)	5m 30s
cross_build (alpha, alpha-linux-gnu, TARGET=EV4)	4m 53s
msys2 (UCRT64, int32, Release)	15m 20s
msys2 (UCRT64, int64, Release)	16m 3s
msys2 (MINGW32, int32, Release)	20m 51s
msys2 (CLANG64, int32, Release)	16m 25s
msys2 (CLANG64, int64, Release)	19m 11s
msys2 (CLANG32, int32, Release)	9m 25s
msys2 (UCRT64, int32, None, mingw-w64-ucrt-x86_64, fc)	14m 39s
	4h 4m 29s

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