COPY A TO B WITH COPY SUBROUTINE
  LOC  OBJECT CODE    ADDR1 ADDR2  STMT   SOURCE STATEMENT
000000                                2 P1       START
000000 05C0                           3          BALR  12,0
                            00002     4          USING *,12
000002 4110 C05E            00060     5          LA    1,A
000006 5010 C052            00054     6          ST    1,CCB
00000A 4120 C072            00074     7          LA    2,B
00000E 5020 C056            00058     8          ST    2,CCB+4
000012 5830 C09E            000A0     9          L     3,=A(ALEN)
000016 5030 C05A            0005C    10          ST    3,CCB+8
00001A 4110 C052            00054    11          LA    1,CCB
00001E 4550 C022            00024    12          BAL   5,COPY
i000022 07FE                         13          BR    14
         COPY A TO B WITH COPY SUBROUTINE
  LOC  OBJECT CODE    ADDR1 ADDR2  STMT   SOURCE STATEMENT
                            00024    15 COPY     EQU   *
                                     16 *        CCB  CONTAINS FIRST ADDR, SECOND ADDR, NO. OF FULLWORDS
                                     17 *        +0           +4         +8
                                     18 *        R1 =  CCB  ON ENTRY
000024 5820 1000            00000    19          L      2,0(0,1)     R2=FIRST ADDR
000028 5830 1004            00004    20          L      3,4(0,1)     R3=SECOND ADDR
00002C 5840 1008            00008    21          L      4,8(0,1)     R4=# OF EACH
000030 1B99                          22          SR    9,9
                            00032    23 COPY1    EQU   *
000032 1994                          24          CR    9,4
000034 4780 C04E            00050    25          BE    COPY2
000038 5860 2000            00000    26          L     6,0(0,2)
00003C 5060 3000            00000    27          ST    6,0(0,3)
000040 5A20 C0A2            000A4    28          A     2,=F'4'
000044 5A30 C0A2            000A4    29          A     3,=F'4'
000048 5A90 C0A6            000A8    30          A     9,=F'1'
00004C 47F0 C030            00032    31          B     COPY1
                            00050    32 COPY2    EQU   *
000050   07F5                        33          BR    5       COPY ENDS
                                     34 *
000054                               35 CCB      DS    3F
000060 0000000100000002              36 A        DC    F'1',F'2',F'3',F'4'
                            00004    37 ALEN     EQU   (*-A)/4
000070 FFFFFFFF                      38          DC    F'-1'
000074                               39 B        DS    10F
                                     40          END
0000A0 00000004                      41                =A(ALEN)
0000A4 00000004                      42                =F'4'
0000A8 00000001                      43                =F'1'