9.33.3 Assembler Directives
In addition to the common directives, the RL78 adds these:
.double- Output a constant in “double” format, which is a 32-bit floating
point value on RL78.
.bss- Select the BSS section.
.3byte- Output a constant value in a three byte format.
.int.word- Output a constant value in a four byte format.