Merge pull request #12 from d1duarte/patch-4

Corrected the 'v_RCP_F32' instruction so it produces the correct resu…

Source code fix for memory module and testbench

Add new LSU implementation that has a reduced bus width between memor…

…y and the VGPR. Modify SGPR so that it functionally only has a single write port.

Fix scripts used for running unit tests.

Adding hardware dispatcher