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annotate lib/alib/to_non_sp.as @ 3278:ea1afb494127

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defs: Add Bt.Sec for atari and corsham
author Tormod Volden <debian.tormod@gmail.com>
date Sat, 07 Mar 2020 23:52:40 +0100
parents 03f26e88b809
children
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1 **********************************
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2
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3 * Advance X to 1st non-space character
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4
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5 * OTHER MODULES NEEDED: none
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6
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7 * ENTRY: X=somewhere in a string
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8
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9 * EXIT: X=1st non-space character in string
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10 * B=char at X
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13 nam Advance to non-space
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14 ttl Assembler Library Module
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15
2782
aaba193af04f Updated code to use lwasm/lwlink
Boisy Pitre <boisy.pitre@nuance.com>
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16 section .text
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18 TO_NON_SP:
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19 ldb ,x+
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20 cmpb #$20 is it space?
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21 beq TO_NON_SP yes, loop
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22 leax -1,x point to non-space
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23 rts
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25 endsect