aboutsummaryrefslogtreecommitdiff
path: root/amforth-6.5/msp430/words/n_r_from.asm
diff options
context:
space:
mode:
Diffstat (limited to 'amforth-6.5/msp430/words/n_r_from.asm')
-rw-r--r--amforth-6.5/msp430/words/n_r_from.asm17
1 files changed, 17 insertions, 0 deletions
diff --git a/amforth-6.5/msp430/words/n_r_from.asm b/amforth-6.5/msp430/words/n_r_from.asm
new file mode 100644
index 0000000..5ac6ab1
--- /dev/null
+++ b/amforth-6.5/msp430/words/n_r_from.asm
@@ -0,0 +1,17 @@
+; ( -- x-n .. x-1 n ) (R: x-n .. x-1 n -- )
+; Stack
+; move n items from return stack to data stack
+ CODEHEADER(XT_N_R_FROM,3,"nr>")
+
+ SUB #2,PSP ; 2
+ MOV TOS,0(PSP) ; 4
+ MOV @RSP+,X
+ MOV X, Y
+PFA_N_R_FROM1:
+ MOV @RSP+,TOS
+ SUB #2,PSP ; 2
+ MOV TOS,0(PSP) ; 4
+ SUB #1, X
+ jnz PFA_N_R_FROM1
+ MOV Y, TOS
+ NEXT