COPY_L adr1, n TO adr2
The command COPY_L copies n longwords (each being 4 bytes) from address adr1 to adr2. The two memory locations can overlap (this is also true for COPY_B and COPY_W).
If you are using Minerva, you will probably find it quicker to use it’s specialised CALL routines.
100 a=ALCHP(48*1024) 110 COPY_L 0,12*1024 TO a
Both adr1 and adr2 must be even addresses.