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16 lines
218 B
ArmAsm
16 lines
218 B
ArmAsm
;
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; Ullrich von Bassewitz, 02.06.1998
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;
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; int isupper (int c);
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;
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.export _isupper
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.import __ctype
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_isupper:
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tay
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lda __ctype,y ; Get character classification
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and #$02 ; Mask upper char bit
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rts
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