aboutsummaryrefslogtreecommitdiff
path: root/amforth-6.5/avr8/words/dnegate.asm
blob: cfa45ca8d3267a15deea39e15364722278afcbde (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
; ( d1 -- d2 ) 
; Arithmetics
; double cell negation
VE_DNEGATE:
    .dw $ff07
    .db "dnegate",0
    .dw VE_HEAD
    .set VE_HEAD = VE_DNEGATE
XT_DNEGATE:
    .dw DO_COLON
PFA_DNEGATE:
    .dw XT_DINVERT
    .dw XT_ONE
    .dw XT_ZERO
    .dw XT_DPLUS
    .dw XT_EXIT
; : dnegate   ( ud1 -- ud2 ) dinvert 1. d+ ;