Home » Archimedes archive » Acorn User » AU 1995-11.adf » !Regulars » Regulars/StarInfo/Radford/ASS_MUL

Regulars/StarInfo/Radford/ASS_MUL

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Archimedes archive » Acorn User » AU 1995-11.adf » !Regulars
Filename: Regulars/StarInfo/Radford/ASS_MUL
Read OK:
File size: 0AD5 bytes
Load address: 0000
Exec address: 0000
File contents
   10ON ERROR REPORT:PRINT;ERL:END
   20DIM code% 5000
   30carry=8
   40accuracy%=800 :REM THIS IS THE MAXIMUM NUMBER OF DIGITS TO BE CALCULATED
   50FOR pass%=0 TO 3 STEP 3
   60P%=code%
   70[
   80OPT pass%
   90
  100.begin_multiplication
  110STMFD R13!,{R14}
  120
  130\A VALUE OF TEN CORRESPONDS TO TERMINATING BYTE
  140
  150BL get_addresses
  160
  170
  180\find end of operand1 AND operand2
  190
  200MOV R3,R0
  210MOV R5,#0
  220.loop_get_end1
  230  LDRB R4,[R3],#1
  240  ADD R5,R5,#1
  250  CMP R4,#10
  260BNE loop_get_end1
  270
  280MOV R3,R1
  290MOV R6,#0
  300.loop_get_end2
  310  LDRB R4,[R3],#1
  320  ADD R6,R6,#1
  330  CMP R4,#10
  340BNE loop_get_end2
  350
  360\LENGTH OF OPERAND 1 IS RETURNED IN R5, LENGTH OF OPERAND 2 IS IN R6
  370
  380ADD R7,R5,R6             \CONTAINS TOTAL LENGTHS
  390
  400\REGISTERS AVAILABLE = R3,R4,R8-R12,R14
  410
  420\structure For..next loop-
  430
  440MOV R3,#0
  450MOV R4,R2
  460SUB R14,R7,#1 \LOOP COUNTER
  470.for_loopify1
  480  STRB R3,[R4],#1
  490  SUBS R14,R14,#1
  500BNE for_loopify1
  510MOV R3,#10
  520STRB R3,[R4]
  530
  540SUB R11,R6,#2
  550.for_loopify2
  560  MOV carry,#0
  570  LDRB R3,[R1,R11]
  580  ADD R4,R2,R11
  590  ADD R4,R4,#1
  600  SUB R10,R5,#2
  610  .for_loopify3
  620    LDRB R9,[R0,R10]
  630    MUL R14,R3,R9
  640    ADD R14,R14,carry
  650    STMFD R13!,{R8}
  660    LDRB R8,[R4,R10]
  670    ADD R14,R14,R8
  680
  690    \ASSEMBLE MOD AND DIV FUNCTION
  700    STMFD R13!,{R0-R6}
  710    MOV R0,R14
  720    MOV R1,#10
  730    ANDS R6,R0,#1<<31
  740    RSBMI R0,R0,#0
  750    EOR R5,R6,R1
  760    CMP R1,#0
  770    RSBMI R1,R1,#0
  780
  790    MOV R2,#0
  800    MOV R3,#0
  810    MOV R4,#1<<31
  820
  830    .division_loop
  840    MOVS R0,R0,ASL#1
  850    ADC R2,R2,R2
  860    CMP R2,R1
  870    SUBGE R2,R2,R1
  880    ORRGE R3,R3,R4
  890    MOVS R4,R4,LSR#1
  900    BNE division_loop
  910
  920    CMP R5,#0
  930    RSBMI R3,R3,#0
  940    CMP R6,#0
  950    RSBMI R2,R2,#0
  960
  970    STR R3,divres
  980    STR R2,modres
  990
 1000    LDMFD R13!,{R0-R6}
 1010
 1020    LDR R8,modres
 1030    STRB R8,[R4,R10]
 1040    LDMFD R13!,{R8}
 1050    LDR R8,divres
 1060    SUBS R10,R10,#1
 1070  BNE for_loopify3
 1080  STRB R8,[R4,R10]
 1090  SUBS R11,R11,#1
 1100BNE for_loopify2
 1110
 1120LDMFD R13!,{PC}
 1130
 1140.divres
 1150EQUD 0
 1160.modres
 1170EQUD 0
 1180.buffer
 1190FNBytes(32)
 1200:
 1210.get_addresses
 1220STMFD R13!,{R14}
 1230ADR R0,operand1
 1240ADR R1,operand2
 1250ADR R2,result
 1260LDMFD R13!,{PC}
 1270.operand1
 1280FNBytes(accuracy%)
 1290.operand2
 1300FNBytes(accuracy%)
 1310.result
 1320FNBytes(accuracy%*2)
 1330
 1340]
 1350NEXT
 1360:
 1370REPEAT
 1380INPUT operand1$
 1390INPUT operand2$
 1400
 1410operand1?0=0
 1420operand2?0=0
 1430FOR A=1 TO LEN(operand1$)
 1440operand1?(A)=VAL(MID$(operand1$,A,1))
 1450NEXT
 1460operand1?(A)=10
 1470FOR A=1 TO LEN(operand2$)
 1480operand2?(A)=VAL(MID$(operand2$,A,1))
 1490NEXT
 1500operand2?(A)=10
 1510CALL begin_multiplication
 1520A=1
 1530REPEAT
 1540PRINT STR$((result?A));
 1550A+=1
 1560UNTIL result?(A+1)=10
 1570PRINT
 1580
 1590UNTIL ERR=17
 1600:
 1610END
 1620:
 1630DEFFNBytes(inc%)
 1640P%+=inc%
 1650=0

� � �:�;�:�
� code% 5000
carry=8
(Jaccuracy%=800 :� THIS IS THE MAXIMUM NUMBER OF DIGITS TO BE CALCULATED
2� pass%=0 � 3 � 3
<P%=code%
F[
P
OPT pass%
Z
d.begin_multiplication
nSTMFD R13!,{R14}
x
�/\A �UE � TEN CORRESPONDS � TERMINATING BYTE
�
�BL get_addresses
�
�
�$\find end of operand1 � operand2
�
�
MOV R3,R0
�
MOV R5,#0
�.loop_get_end1
�  LDRB R4,[R3],#1
�  ADD R5,R5,#1
�  CMP R4,#10
BNE loop_get_end1


MOV R3,R1
"
MOV R6,#0
,.loop_get_end2
6  LDRB R4,[R3],#1
@  ADD R6,R6,#1
J  CMP R4,#10
TBNE loop_get_end2
^
hB\�GTH � OPERAND 1 IS RETURNED IN R5, �GTH � OPERAND 2 IS IN R6
r
|1ADD R7,R5,R6             \CONTAINS �TAL �GTHS
�
�+\REGISTERS AVAILABLE = R3,R4,R8-R12,R14
�
�\structure For..next loop-
�
�
MOV R3,#0
�
MOV R4,R2
�SUB R14,R7,#1 \LOOP COUNTER
�.for_loopify1
�  STRB R3,[R4],#1
�  SUBS R14,R14,#1
�BNE for_loopify1
�MOV R3,#10
STRB R3,[R4]

SUB R11,R6,#2
&.for_loopify2
0  MOV carry,#0
:  LDRB R3,[R1,R11]
D  ADD R4,R2,R11
N  ADD R4,R4,#1
X  SUB R10,R5,#2
b  .for_loopify3
l    LDRB R9,[R0,R10]
v    MUL R14,R3,R9
�    ADD R14,R14,carry
�    STMFD R13!,{R8}
�    LDRB R8,[R4,R10]
�    ADD R14,R14,R8
�
�     \ASSEMBLE � � � FUNCTION
�    STMFD R13!,{R0-R6}
�    MOV R0,R14
�    MOV R1,#10
�    �S R6,R0,#1<<31
�    RSBMI R0,R0,#0
�    � R5,R6,R1
�    CMP R1,#0
    RSBMI R1,R1,#0

    MOV R2,#0
     MOV R3,#0
*    MOV R4,#1<<31
4
>    .division_loop
H    MOVS R0,R0,ASL#1
R    ADC R2,R2,R2
\    CMP R2,R1
f    SUBGE R2,R2,R1
p    �RGE R3,R3,R4
z    MOVS R4,R4,LSR#1
�    BNE division_loop
�
�    CMP R5,#0
�    RSBMI R3,R3,#0
�    CMP R6,#0
�    RSBMI R2,R2,#0
�
�    STR R3,divres
�    STR R2,modres
�
�    LDMFD R13!,{R0-R6}
�
�    LDR R8,modres
    STRB R8,[R4,R10]
    LDMFD R13!,{R8}
    LDR R8,divres
$    SUBS R10,R10,#1
.  BNE for_loopify3
8  STRB R8,[R4,R10]
B  SUBS R11,R11,#1
LBNE for_loopify2
V
`LDMFD R13!,{PC}
j
t.divres
~
EQUD 0
�.modres
�
EQUD 0
�.buffer
��Bytes(32)
�:
�.get_addresses
�STMFD R13!,{R14}
�ADR R0,operand1
�ADR R1,operand2
�ADR R2,result
�LDMFD R13!,{PC}
�
.operand1
�Bytes(accuracy%)


.operand2
�Bytes(accuracy%)
.result
(�Bytes(accuracy%*2)
2
<]
F�
P:
Z�
d� operand1$
n� operand2$
x
�operand1?0=0
�operand2?0=0
�� A=1 � �(operand1$)
�#operand1?(A)=�(�operand1$,A,1))
��
�operand1?(A)=10
�� A=1 � �(operand2$)
�#operand2?(A)=�(�operand2$,A,1))
��
�operand2?(A)=10
�� begin_multiplication
�A=1
��
� �((result?A));
A+=1
� result?(A+1)=10
"�
,
6
� �=17
@:
J�
T:
^ݤBytes(inc%)
hP%+=inc%
r=0
�
00000000  0d 00 0a 0f ee 20 85 20  f6 3a f1 3b 9e 3a e0 0d  |..... . .:.;.:..|
00000010  00 14 10 de 20 63 6f 64  65 25 20 35 30 30 30 0d  |.... code% 5000.|
00000020  00 1e 0b 63 61 72 72 79  3d 38 0d 00 28 4a 61 63  |...carry=8..(Jac|
00000030  63 75 72 61 63 79 25 3d  38 30 30 20 3a f4 20 54  |curacy%=800 :. T|
00000040  48 49 53 20 49 53 20 54  48 45 20 4d 41 58 49 4d  |HIS IS THE MAXIM|
00000050  55 4d 20 4e 55 4d 42 45  52 20 4f 46 20 44 49 47  |UM NUMBER OF DIG|
00000060  49 54 53 20 54 4f 20 42  45 20 43 41 4c 43 55 4c  |ITS TO BE CALCUL|
00000070  41 54 45 44 0d 00 32 15  e3 20 70 61 73 73 25 3d  |ATED..2.. pass%=|
00000080  30 20 b8 20 33 20 88 20  33 0d 00 3c 0c 50 25 3d  |0 . 3 . 3..<.P%=|
00000090  63 6f 64 65 25 0d 00 46  05 5b 0d 00 50 0d 4f 50  |code%..F.[..P.OP|
000000a0  54 20 70 61 73 73 25 0d  00 5a 04 0d 00 64 19 2e  |T pass%..Z...d..|
000000b0  62 65 67 69 6e 5f 6d 75  6c 74 69 70 6c 69 63 61  |begin_multiplica|
000000c0  74 69 6f 6e 0d 00 6e 14  53 54 4d 46 44 20 52 31  |tion..n.STMFD R1|
000000d0  33 21 2c 7b 52 31 34 7d  0d 00 78 04 0d 00 82 2f  |3!,{R14}..x..../|
000000e0  5c 41 20 bb 55 45 20 ca  20 54 45 4e 20 43 4f 52  |\A .UE . TEN COR|
000000f0  52 45 53 50 4f 4e 44 53  20 b8 20 54 45 52 4d 49  |RESPONDS . TERMI|
00000100  4e 41 54 49 4e 47 20 42  59 54 45 0d 00 8c 04 0d  |NATING BYTE.....|
00000110  00 96 14 42 4c 20 67 65  74 5f 61 64 64 72 65 73  |...BL get_addres|
00000120  73 65 73 0d 00 a0 04 0d  00 aa 04 0d 00 b4 24 5c  |ses...........$\|
00000130  66 69 6e 64 20 65 6e 64  20 6f 66 20 6f 70 65 72  |find end of oper|
00000140  61 6e 64 31 20 80 20 6f  70 65 72 61 6e 64 32 0d  |and1 . operand2.|
00000150  00 be 04 0d 00 c8 0d 4d  4f 56 20 52 33 2c 52 30  |.......MOV R3,R0|
00000160  0d 00 d2 0d 4d 4f 56 20  52 35 2c 23 30 0d 00 dc  |....MOV R5,#0...|
00000170  12 2e 6c 6f 6f 70 5f 67  65 74 5f 65 6e 64 31 0d  |..loop_get_end1.|
00000180  00 e6 15 20 20 4c 44 52  42 20 52 34 2c 5b 52 33  |...  LDRB R4,[R3|
00000190  5d 2c 23 31 0d 00 f0 12  20 20 41 44 44 20 52 35  |],#1....  ADD R5|
000001a0  2c 52 35 2c 23 31 0d 00  fa 10 20 20 43 4d 50 20  |,R5,#1....  CMP |
000001b0  52 34 2c 23 31 30 0d 01  04 15 42 4e 45 20 6c 6f  |R4,#10....BNE lo|
000001c0  6f 70 5f 67 65 74 5f 65  6e 64 31 0d 01 0e 04 0d  |op_get_end1.....|
000001d0  01 18 0d 4d 4f 56 20 52  33 2c 52 31 0d 01 22 0d  |...MOV R3,R1..".|
000001e0  4d 4f 56 20 52 36 2c 23  30 0d 01 2c 12 2e 6c 6f  |MOV R6,#0..,..lo|
000001f0  6f 70 5f 67 65 74 5f 65  6e 64 32 0d 01 36 15 20  |op_get_end2..6. |
00000200  20 4c 44 52 42 20 52 34  2c 5b 52 33 5d 2c 23 31  | LDRB R4,[R3],#1|
00000210  0d 01 40 12 20 20 41 44  44 20 52 36 2c 52 36 2c  |..@.  ADD R6,R6,|
00000220  23 31 0d 01 4a 10 20 20  43 4d 50 20 52 34 2c 23  |#1..J.  CMP R4,#|
00000230  31 30 0d 01 54 15 42 4e  45 20 6c 6f 6f 70 5f 67  |10..T.BNE loop_g|
00000240  65 74 5f 65 6e 64 32 0d  01 5e 04 0d 01 68 42 5c  |et_end2..^...hB\|
00000250  a9 47 54 48 20 ca 20 4f  50 45 52 41 4e 44 20 31  |.GTH . OPERAND 1|
00000260  20 49 53 20 52 45 54 55  52 4e 45 44 20 49 4e 20  | IS RETURNED IN |
00000270  52 35 2c 20 a9 47 54 48  20 ca 20 4f 50 45 52 41  |R5, .GTH . OPERA|
00000280  4e 44 20 32 20 49 53 20  49 4e 20 52 36 0d 01 72  |ND 2 IS IN R6..r|
00000290  04 0d 01 7c 31 41 44 44  20 52 37 2c 52 35 2c 52  |...|1ADD R7,R5,R|
000002a0  36 20 20 20 20 20 20 20  20 20 20 20 20 20 5c 43  |6             \C|
000002b0  4f 4e 54 41 49 4e 53 20  b8 54 41 4c 20 a9 47 54  |ONTAINS .TAL .GT|
000002c0  48 53 0d 01 86 04 0d 01  90 2b 5c 52 45 47 49 53  |HS.......+\REGIS|
000002d0  54 45 52 53 20 41 56 41  49 4c 41 42 4c 45 20 3d  |TERS AVAILABLE =|
000002e0  20 52 33 2c 52 34 2c 52  38 2d 52 31 32 2c 52 31  | R3,R4,R8-R12,R1|
000002f0  34 0d 01 9a 04 0d 01 a4  1e 5c 73 74 72 75 63 74  |4........\struct|
00000300  75 72 65 20 46 6f 72 2e  2e 6e 65 78 74 20 6c 6f  |ure For..next lo|
00000310  6f 70 2d 0d 01 ae 04 0d  01 b8 0d 4d 4f 56 20 52  |op-........MOV R|
00000320  33 2c 23 30 0d 01 c2 0d  4d 4f 56 20 52 34 2c 52  |3,#0....MOV R4,R|
00000330  32 0d 01 cc 1f 53 55 42  20 52 31 34 2c 52 37 2c  |2....SUB R14,R7,|
00000340  23 31 20 5c 4c 4f 4f 50  20 43 4f 55 4e 54 45 52  |#1 \LOOP COUNTER|
00000350  0d 01 d6 11 2e 66 6f 72  5f 6c 6f 6f 70 69 66 79  |.....for_loopify|
00000360  31 0d 01 e0 15 20 20 53  54 52 42 20 52 33 2c 5b  |1....  STRB R3,[|
00000370  52 34 5d 2c 23 31 0d 01  ea 15 20 20 53 55 42 53  |R4],#1....  SUBS|
00000380  20 52 31 34 2c 52 31 34  2c 23 31 0d 01 f4 14 42  | R14,R14,#1....B|
00000390  4e 45 20 66 6f 72 5f 6c  6f 6f 70 69 66 79 31 0d  |NE for_loopify1.|
000003a0  01 fe 0e 4d 4f 56 20 52  33 2c 23 31 30 0d 02 08  |...MOV R3,#10...|
000003b0  10 53 54 52 42 20 52 33  2c 5b 52 34 5d 0d 02 12  |.STRB R3,[R4]...|
000003c0  04 0d 02 1c 11 53 55 42  20 52 31 31 2c 52 36 2c  |.....SUB R11,R6,|
000003d0  23 32 0d 02 26 11 2e 66  6f 72 5f 6c 6f 6f 70 69  |#2..&..for_loopi|
000003e0  66 79 32 0d 02 30 12 20  20 4d 4f 56 20 63 61 72  |fy2..0.  MOV car|
000003f0  72 79 2c 23 30 0d 02 3a  16 20 20 4c 44 52 42 20  |ry,#0..:.  LDRB |
00000400  52 33 2c 5b 52 31 2c 52  31 31 5d 0d 02 44 13 20  |R3,[R1,R11]..D. |
00000410  20 41 44 44 20 52 34 2c  52 32 2c 52 31 31 0d 02  | ADD R4,R2,R11..|
00000420  4e 12 20 20 41 44 44 20  52 34 2c 52 34 2c 23 31  |N.  ADD R4,R4,#1|
00000430  0d 02 58 13 20 20 53 55  42 20 52 31 30 2c 52 35  |..X.  SUB R10,R5|
00000440  2c 23 32 0d 02 62 13 20  20 2e 66 6f 72 5f 6c 6f  |,#2..b.  .for_lo|
00000450  6f 70 69 66 79 33 0d 02  6c 18 20 20 20 20 4c 44  |opify3..l.    LD|
00000460  52 42 20 52 39 2c 5b 52  30 2c 52 31 30 5d 0d 02  |RB R9,[R0,R10]..|
00000470  76 15 20 20 20 20 4d 55  4c 20 52 31 34 2c 52 33  |v.    MUL R14,R3|
00000480  2c 52 39 0d 02 80 19 20  20 20 20 41 44 44 20 52  |,R9....    ADD R|
00000490  31 34 2c 52 31 34 2c 63  61 72 72 79 0d 02 8a 17  |14,R14,carry....|
000004a0  20 20 20 20 53 54 4d 46  44 20 52 31 33 21 2c 7b  |    STMFD R13!,{|
000004b0  52 38 7d 0d 02 94 18 20  20 20 20 4c 44 52 42 20  |R8}....    LDRB |
000004c0  52 38 2c 5b 52 34 2c 52  31 30 5d 0d 02 9e 16 20  |R8,[R4,R10].... |
000004d0  20 20 20 41 44 44 20 52  31 34 2c 52 31 34 2c 52  |   ADD R14,R14,R|
000004e0  38 0d 02 a8 04 0d 02 b2  20 20 20 20 20 5c 41 53  |8.......     \AS|
000004f0  53 45 4d 42 4c 45 20 83  20 80 20 81 20 46 55 4e  |SEMBLE . . . FUN|
00000500  43 54 49 4f 4e 0d 02 bc  1a 20 20 20 20 53 54 4d  |CTION....    STM|
00000510  46 44 20 52 31 33 21 2c  7b 52 30 2d 52 36 7d 0d  |FD R13!,{R0-R6}.|
00000520  02 c6 12 20 20 20 20 4d  4f 56 20 52 30 2c 52 31  |...    MOV R0,R1|
00000530  34 0d 02 d0 12 20 20 20  20 4d 4f 56 20 52 31 2c  |4....    MOV R1,|
00000540  23 31 30 0d 02 da 17 20  20 20 20 80 53 20 52 36  |#10....    .S R6|
00000550  2c 52 30 2c 23 31 3c 3c  33 31 0d 02 e4 16 20 20  |,R0,#1<<31....  |
00000560  20 20 52 53 42 4d 49 20  52 30 2c 52 30 2c 23 30  |  RSBMI R0,R0,#0|
00000570  0d 02 ee 12 20 20 20 20  82 20 52 35 2c 52 36 2c  |....    . R5,R6,|
00000580  52 31 0d 02 f8 11 20 20  20 20 43 4d 50 20 52 31  |R1....    CMP R1|
00000590  2c 23 30 0d 03 02 16 20  20 20 20 52 53 42 4d 49  |,#0....    RSBMI|
000005a0  20 52 31 2c 52 31 2c 23  30 0d 03 0c 04 0d 03 16  | R1,R1,#0.......|
000005b0  11 20 20 20 20 4d 4f 56  20 52 32 2c 23 30 0d 03  |.    MOV R2,#0..|
000005c0  20 11 20 20 20 20 4d 4f  56 20 52 33 2c 23 30 0d  | .    MOV R3,#0.|
000005d0  03 2a 15 20 20 20 20 4d  4f 56 20 52 34 2c 23 31  |.*.    MOV R4,#1|
000005e0  3c 3c 33 31 0d 03 34 04  0d 03 3e 16 20 20 20 20  |<<31..4...>.    |
000005f0  2e 64 69 76 69 73 69 6f  6e 5f 6c 6f 6f 70 0d 03  |.division_loop..|
00000600  48 18 20 20 20 20 4d 4f  56 53 20 52 30 2c 52 30  |H.    MOVS R0,R0|
00000610  2c 41 53 4c 23 31 0d 03  52 14 20 20 20 20 41 44  |,ASL#1..R.    AD|
00000620  43 20 52 32 2c 52 32 2c  52 32 0d 03 5c 11 20 20  |C R2,R2,R2..\.  |
00000630  20 20 43 4d 50 20 52 32  2c 52 31 0d 03 66 16 20  |  CMP R2,R1..f. |
00000640  20 20 20 53 55 42 47 45  20 52 32 2c 52 32 2c 52  |   SUBGE R2,R2,R|
00000650  31 0d 03 70 15 20 20 20  20 84 52 47 45 20 52 33  |1..p.    .RGE R3|
00000660  2c 52 33 2c 52 34 0d 03  7a 18 20 20 20 20 4d 4f  |,R3,R4..z.    MO|
00000670  56 53 20 52 34 2c 52 34  2c 4c 53 52 23 31 0d 03  |VS R4,R4,LSR#1..|
00000680  84 19 20 20 20 20 42 4e  45 20 64 69 76 69 73 69  |..    BNE divisi|
00000690  6f 6e 5f 6c 6f 6f 70 0d  03 8e 04 0d 03 98 11 20  |on_loop........ |
000006a0  20 20 20 43 4d 50 20 52  35 2c 23 30 0d 03 a2 16  |   CMP R5,#0....|
000006b0  20 20 20 20 52 53 42 4d  49 20 52 33 2c 52 33 2c  |    RSBMI R3,R3,|
000006c0  23 30 0d 03 ac 11 20 20  20 20 43 4d 50 20 52 36  |#0....    CMP R6|
000006d0  2c 23 30 0d 03 b6 16 20  20 20 20 52 53 42 4d 49  |,#0....    RSBMI|
000006e0  20 52 32 2c 52 32 2c 23  30 0d 03 c0 04 0d 03 ca  | R2,R2,#0.......|
000006f0  15 20 20 20 20 53 54 52  20 52 33 2c 64 69 76 72  |.    STR R3,divr|
00000700  65 73 0d 03 d4 15 20 20  20 20 53 54 52 20 52 32  |es....    STR R2|
00000710  2c 6d 6f 64 72 65 73 0d  03 de 04 0d 03 e8 1a 20  |,modres........ |
00000720  20 20 20 4c 44 4d 46 44  20 52 31 33 21 2c 7b 52  |   LDMFD R13!,{R|
00000730  30 2d 52 36 7d 0d 03 f2  04 0d 03 fc 15 20 20 20  |0-R6}........   |
00000740  20 4c 44 52 20 52 38 2c  6d 6f 64 72 65 73 0d 04  | LDR R8,modres..|
00000750  06 18 20 20 20 20 53 54  52 42 20 52 38 2c 5b 52  |..    STRB R8,[R|
00000760  34 2c 52 31 30 5d 0d 04  10 17 20 20 20 20 4c 44  |4,R10]....    LD|
00000770  4d 46 44 20 52 31 33 21  2c 7b 52 38 7d 0d 04 1a  |MFD R13!,{R8}...|
00000780  15 20 20 20 20 4c 44 52  20 52 38 2c 64 69 76 72  |.    LDR R8,divr|
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000007b0  4e 45 20 66 6f 72 5f 6c  6f 6f 70 69 66 79 33 0d  |NE for_loopify3.|
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000007d0  2c 52 31 30 5d 0d 04 42  15 20 20 53 55 42 53 20  |,R10]..B.  SUBS |
000007e0  52 31 31 2c 52 31 31 2c  23 31 0d 04 4c 14 42 4e  |R11,R11,#1..L.BN|
000007f0  45 20 66 6f 72 5f 6c 6f  6f 70 69 66 79 32 0d 04  |E for_loopify2..|
00000800  56 04 0d 04 60 13 4c 44  4d 46 44 20 52 31 33 21  |V...`.LDMFD R13!|
00000810  2c 7b 50 43 7d 0d 04 6a  04 0d 04 74 0b 2e 64 69  |,{PC}..j...t..di|
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000008a0  52 20 52 31 2c 6f 70 65  72 61 6e 64 32 0d 04 e2  |R R1,operand2...|
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000008c0  ec 13 4c 44 4d 46 44 20  52 31 33 21 2c 7b 50 43  |..LDMFD R13!,{PC|
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000008f0  79 25 29 0d 05 0a 0d 2e  6f 70 65 72 61 6e 64 32  |y%).....operand2|
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00000930  61 63 79 25 2a 32 29 0d  05 32 04 0d 05 3c 05 5d  |acy%*2)..2...<.]|
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00000950  05 64 0f e8 20 6f 70 65  72 61 6e 64 31 24 0d 05  |.d.. operand1$..|
00000960  6e 0f e8 20 6f 70 65 72  61 6e 64 32 24 0d 05 78  |n.. operand2$..x|
00000970  04 0d 05 82 10 6f 70 65  72 61 6e 64 31 3f 30 3d  |.....operand1?0=|
00000980  30 0d 05 8c 10 6f 70 65  72 61 6e 64 32 3f 30 3d  |0....operand2?0=|
00000990  30 0d 05 96 18 e3 20 41  3d 31 20 b8 20 a9 28 6f  |0..... A=1 . .(o|
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000009e0  29 3d 31 30 0d 05 be 18  e3 20 41 3d 31 20 b8 20  |)=10..... A=1 . |
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00000a00  6f 70 65 72 61 6e 64 32  3f 28 41 29 3d bb 28 c1  |operand2?(A)=.(.|
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00000a30  3f 28 41 29 3d 31 30 0d  05 e6 1a d6 20 62 65 67  |?(A)=10..... beg|
00000a40  69 6e 5f 6d 75 6c 74 69  70 6c 69 63 61 74 69 6f  |in_multiplicatio|
00000a50  6e 0d 05 f0 07 41 3d 31  0d 05 fa 05 f5 0d 06 04  |n....A=1........|
00000a60  14 f1 20 c3 28 28 72 65  73 75 6c 74 3f 41 29 29  |.. .((result?A))|
00000a70  3b 0d 06 0e 08 41 2b 3d  31 0d 06 18 15 fd 20 72  |;....A+=1..... r|
00000a80  65 73 75 6c 74 3f 28 41  2b 31 29 3d 31 30 0d 06  |esult?(A+1)=10..|
00000a90  22 05 f1 0d 06 2c 04 0d  06 36 0a fd 20 9f 3d 31  |"....,...6.. .=1|
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00000ad0  06 3d 30 0d ff                                    |.=0..|
00000ad5