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https://github.com/irmen/prog8.git
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100 lines
1.7 KiB
Lua
100 lines
1.7 KiB
Lua
%import c64utils
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~ main {
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sub start() {
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ubyte v1
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ubyte v2
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ubyte cr
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c64scr.print("unsigned byte ")
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cr=v1==v2
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cr=v1==v2
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cr=v1==v2
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cr=v1!=v2
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cr=v1!=v2
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cr=v1!=v2
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cr=v1<v2
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cr=v1<v2
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cr=v1<v2
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cr=v1<v2
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cr=v1>v2
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cr=v1>v2
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cr=v1>v2
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cr=v1>v2
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cr=v1>v2
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cr=v1<=v2
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cr=v1<=v2
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cr=v1<=v2
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cr=v1<=v2
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cr=v1>=v2
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cr=v1>=v2
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cr=v1>=v2
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cr=v1>=v2
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cr=v1>=v2
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; comparisons:
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v1=20
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v2=199
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c64scr.print("v1=20, v2=199\n")
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compare()
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v1=80
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v2=80
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c64scr.print("v1 = v2 = 80\n")
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compare()
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v1=220
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v2=10
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c64scr.print("v1=220, v2=10\n")
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compare()
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ubyte endX = X
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if endX == 255
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c64scr.print("\nstack x ok!\n")
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else
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c64scr.print("\nerror: stack x != 255 !\n")
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return
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sub compare() {
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c64scr.print(" == != < > <= >=\n")
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if v1==v2
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c64scr.print(" Q ")
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else
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c64scr.print(" . ")
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if v1!=v2
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c64scr.print(" Q ")
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else
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c64scr.print(" . ")
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if v1<v2
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c64scr.print(" Q ")
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else
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c64scr.print(" . ")
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if v1>v2
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c64scr.print(" Q ")
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else
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c64scr.print(" . ")
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if v1<=v2
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c64scr.print(" Q ")
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else
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c64scr.print(" . ")
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if v1>=v2
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c64scr.print(" Q ")
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else
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c64scr.print(" . ")
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c64.CHROUT('\n')
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}
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}
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}
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