From 67d25d837ac55f28a366c0a3b262e439a6e75fc3 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Sat, 19 Aug 2017 12:15:28 +0200 Subject: Add AmForth --- amforth-6.5/avr8/words/dnegate.asm | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 amforth-6.5/avr8/words/dnegate.asm (limited to 'amforth-6.5/avr8/words/dnegate.asm') diff --git a/amforth-6.5/avr8/words/dnegate.asm b/amforth-6.5/avr8/words/dnegate.asm new file mode 100644 index 0000000..cfa45ca --- /dev/null +++ b/amforth-6.5/avr8/words/dnegate.asm @@ -0,0 +1,17 @@ +; ( 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+ ; -- cgit v1.2.3