annotate lib/alib/is_punct.as @ 2784:2594295f9cc7 lwtools-port

Merged Drencor's work
author Boisy Pitre <boisy.pitre@nuance.com>
date Sat, 26 Jan 2013 17:19:06 -0600
parents 03f26e88b809
children
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1 *****************************************
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2
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3 * See if character in "B" is a punctuation character
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5 * OTHER MODULES NEEDED: IS_ALNUM, IS_CNTRL
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7 * ENTRY: B=character to test
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8
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9 * EXIT: CC zero=1 if punct., 0 if not
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12 nam Is Char Punctuation?
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13 ttl Assembler Library Module
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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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19 IS_PUNCT:
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20 lbsr IS_ALNUM
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21 BEQ no if its a.z,A.Z or 0.9 not punct
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22 lbsr IS_CNTRL
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23 BEQ no controls not punct.
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24 orcc #%00000100 set carry
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25 rts
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27 no
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28 andcc #%11111011 clear zero
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29 rts
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32 endsect
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