Add x64_movsxd_reg_memindex
Rename x64_movhlps_reg_reg to x64_sse_movhlps_reg_reg
Merge commit '219d8edbde01596d3426915bfb93ea6105a1eae7'
generate_leaf_init, generate_leaf_ee, generate_leaf_eo, generate_leaf_oe and generate_leaf_oo
Multiple offset constants by 4, and remove multiply by 4 from "offset fixing" loops.