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annotate lib/kreiderclib/findstr.as @ 3226:9749d0dfc4a2

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Changed a puls PC to rts to save cycles
author David Ladd <drencor-xeen@users.sourceforge.net>
date Sat, 20 Jan 2018 19:32:22 -0600
parents 1647f1874cdf
children
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1 * Disassembly by Os9disasm of findstr.r
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2
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3 section code
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4
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5 findstr: pshs y,u
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6 bsr L002c
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7 bra L0008
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8 L0006 bsr L000e
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9 L0008 ldb ,x
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10 bne L0006
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11 bra L0046
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12 L000e pshs x,y
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13 bsr findastr
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14 puls x,y
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15 bne L001b
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16 leau 1,u
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17 leax 1,x
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18 rts
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19 L001b tfr u,d
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20 puls x,y,u,pc
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21 findnstr: pshs y,u
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22 bsr L002c
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23 L0023 bsr L000e
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24 cmpu 12,s
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25 ble L0023
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26 bra L0046
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27 L002c ldu 8,s
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28 tfr u,d
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29 ldx 10,s
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30 leax d,x
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31 leax -1,x
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32 ldy 12,s
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33 rts
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34 findastr: pshs y,u
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35 ldu 6,s
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36 ldx 8,s
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37 bra L004a
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38 L0042 cmpb ,u+
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39 beq L004a
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40 L0046 clra
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41 clrb
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42 puls y,u,pc
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43 L004a ldb ,x+
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44 bne L0042
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45 ldd #1
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46 puls y,u,pc
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47
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48 endsect
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