SLAU646F September 2015 – June 2020
Many other pieces make up the EABI, such as the object file format; debug information, and relocation information that is used when linking together files. However, in general, these pieces do not affect migration.
One other area to be aware of is that the details of data layout differ between ABIs. If you are relying on advanced data layout details such as layout of structures and bitfields, see MSP430 Embedded Application Binary Interface.