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/dabs.asm | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 amforth-6.5/avr8/words/dabs.asm (limited to 'amforth-6.5/avr8/words/dabs.asm') diff --git a/amforth-6.5/avr8/words/dabs.asm b/amforth-6.5/avr8/words/dabs.asm new file mode 100644 index 0000000..43b372d --- /dev/null +++ b/amforth-6.5/avr8/words/dabs.asm @@ -0,0 +1,19 @@ +; ( d -- ud ) +; Arithmetics +; double cell absolute value +VE_DABS: + .dw $ff04 + .db "dabs" + .dw VE_HEAD + .set VE_HEAD = VE_DABS +XT_DABS: + .dw DO_COLON +PFA_DABS: + .dw XT_DUP + .dw XT_ZEROLESS + .dw XT_DOCONDBRANCH + .dw PFA_DABS1 + .dw XT_DNEGATE +PFA_DABS1: + .dw XT_EXIT +; : dabs ( ud1 -- +d2 ) dup 0< if dnegate then ; -- cgit v1.2.3