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/d-2slash.asm | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 amforth-6.5/avr8/words/d-2slash.asm (limited to 'amforth-6.5/avr8/words/d-2slash.asm') diff --git a/amforth-6.5/avr8/words/d-2slash.asm b/amforth-6.5/avr8/words/d-2slash.asm new file mode 100644 index 0000000..e9a67ea --- /dev/null +++ b/amforth-6.5/avr8/words/d-2slash.asm @@ -0,0 +1,20 @@ +; ( d1 -- d2 ) +; Arithmetics +; shift a double cell value right +VE_D2SLASH: + .dw $ff03 + .db "d2/",0 + .dw VE_HEAD + .set VE_HEAD = VE_D2SLASH +XT_D2SLASH: + .dw PFA_D2SLASH +PFA_D2SLASH: + ld temp0, Y+ + ld temp1, Y+ + asr tosh + ror tosl + ror temp1 + ror temp0 + st -Y, temp1 + st -Y, temp0 + jmp_ DO_NEXT -- cgit v1.2.3