@ Slightly optimised to avoid incrementing the pointer twice
usraccoff \instr, \reg, \ptr, \inc, 0, \cond, \abort
.if \rept == 2
- usraccoff \instr, \reg, \ptr, \inc, \inc, \cond, \abort
+ usraccoff \instr, \reg, \ptr, \inc, 4, \cond, \abort
.endif
add\cond \ptr, #\rept * \inc