GETA $X,Label
Specification:
| u($X) | ← RA, with | 
| RA | ← @+ 4*YZ with forward references | 
| RA | ← @+4*(YZ-216) for backward references | 
Timing:
1υ
Description:
Stores an address in register $X using relative addressing. The assembler is able to resolve forward references and will automatically choose the appropriate opcode.