Despite #34, it looks like release 5.25.1 kept the wrong definitions. https://github.com/energia/msp432r-core/blob/0faf18b698c69007ca1a132bd61c54a502158f3b/cores/msp432r/ti/runtime/wiring/SPI.h#L41-L44
Despite #34, it looks like release 5.25.1 kept the wrong definitions.
msp432r-core/cores/msp432r/ti/runtime/wiring/SPI.h
Lines 41 to 44 in 0faf18b