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PDP-10 Archives
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dpadd.c08
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INS 13/1 ;08C1
;V12B****
;EDIT DATE WHO DESCRIPTION
;
;1107 16-JAN-84 JEH Don't clear overflow flags in ADD.21,
; they're needed to produce 'on size error'
;
REP 19/2 ;08C2
ADDXX1: JFCL 17,.+1 ;CLEAR ARITHMETIC FLAGS.
WIT
ADDXX1: JFCL 2,.+1 ;[1107] ONLY CLEAR CARRY 1 FLAG
INS 28/2 ;08C3
REP 9/3 ;08C4
JFCL 17,ADDXX2 ;CLEAR OVERFLOW AND GO ADD HIGH-ORDER WORDS.
WIT
JRST ADDXX2 ;[1107] GO ADD HIGH-ORDER WORDS.
SUM 200517