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/msp430/words/zero-less.asm | 6 ++++++ 1 file changed, 6 insertions(+) create mode 100644 amforth-6.5/msp430/words/zero-less.asm (limited to 'amforth-6.5/msp430/words/zero-less.asm') diff --git a/amforth-6.5/msp430/words/zero-less.asm b/amforth-6.5/msp430/words/zero-less.asm new file mode 100644 index 0000000..2b8252f --- /dev/null +++ b/amforth-6.5/msp430/words/zero-less.asm @@ -0,0 +1,6 @@ +;C 0< n -- flag true if TOS negative + CODEHEADER(XT_ZEROLESS,2,"0<") + ADD TOS,TOS ; set cy if TOS negative + SUBC TOS,TOS ; TOS=-1 if carry was clear + XOR #-1,TOS ; TOS=-1 if carry was set + NEXT -- cgit v1.2.3