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Added 2* and 2/ arithmetic bit shift words.
[forth.jl.git]
/
src
/
forth.jl
diff --git
a/src/forth.jl
b/src/forth.jl
index
99d9451
..
11d0044
100644
(file)
--- a/
src/forth.jl
+++ b/
src/forth.jl
@@
-351,6
+351,16
@@
DIVMOD = defPrimWord("/MOD", () -> begin
return NEXT
end)
+TWOMUL = defPrimWord("2*", () -> begin
+ pushPS(popPS() << 1)
+ return NEXT
+end)
+
+TWODIV = defPrimWord("2/", () -> begin
+ pushPS(popPS() >> 1)
+ return NEXT
+end)
+
EQU = defPrimWord("=", () -> begin
b = popPS()
a = popPS()