1 2SRCS+= _umtx_op_err.S 3 4# With the current compiler and libthr code, using SSE in libthr 5# does not provide enough performance improvement to outweigh 6# the extra context switch cost. This can measurably impact 7# performance when the application also does not use enough SSE. 8CFLAGS+=${CFLAGS_NO_SIMD} 9