** Reading material - Essential: GotoBLAS http://dl.acm.org/citation.cfm?id=1356053&CFID=793070656&CFTOKEN=94821612 - An older BLAS: ITXGEMM http://www.cs.utexas.edu/users/flame/pubs/ICCS2001.pdf - Red-Blue Pebble Game http://dl.acm.org/citation.cfm?id=802486 - BLIS approach to BLAS http://www.cs.utexas.edu/users/flame/pubs/blis_toms_rev1.pdf - Parallel GEMM http://www.cs.utexas.edu/users/flame/pubs/blis3_ipdps14.pdf