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https://github.com/irmen/prog8.git
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113 lines
2.5 KiB
Lua
113 lines
2.5 KiB
Lua
%import textio
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;%import test_stack
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%zeropage basicsafe
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; NOTE: meant to test to virtual machine output target (use -target vitual)
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main {
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; sub ands(ubyte arg, ubyte b1, ubyte b2, ubyte b3, ubyte b4) -> ubyte {
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; return arg>b1 and arg>b2 and arg>b3 and arg>b4
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; }
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;
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; sub ors(ubyte arg, ubyte b1, ubyte b2, ubyte b3, ubyte b4) -> ubyte {
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; return arg==b1 or arg==b2 or arg==b3 or arg==b4
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; }
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; sub mcCarthy() {
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; ubyte @shared a
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; ubyte @shared b
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;
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; txt.print_ub(ands(10, 2,3,4,5))
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; txt.spc()
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; txt.print_ub(ands(10, 20,3,4,5))
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; txt.spc()
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; txt.print_ub(ors(10, 2,3,40,5))
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; txt.spc()
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; txt.print_ub(ors(10, 1,10,40,5))
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; txt.spc()
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; }
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sub start() {
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; mcCarthy()
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;test_stack.test()
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ubyte value = 0
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ubyte one = 1
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ubyte two = 2
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ubyte[10] data = [11,22,33,4,5,6,7,8,9,10]
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uword bitmapbuf = &data
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; 11 22 33
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txt.print_ub(bitmapbuf[0])
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txt.spc()
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txt.print_ub(bitmapbuf[1])
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txt.spc()
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txt.print_ub(bitmapbuf[2])
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txt.nl()
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rol(bitmapbuf[0])
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rol(bitmapbuf[0])
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txt.print_ub(bitmapbuf[0]) ; 44
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txt.spc()
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ror(bitmapbuf[0])
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ror(bitmapbuf[0])
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txt.print_ub(bitmapbuf[0]) ; 11
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txt.nl()
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; 22 44 66
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txt.print_ub(bitmapbuf[0]*2)
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txt.spc()
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txt.print_ub(bitmapbuf[1]*2)
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txt.spc()
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txt.print_ub(bitmapbuf[2]*2)
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txt.nl()
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value = one+one+one+one+one
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txt.print_ub(value) ; 5
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txt.nl()
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bitmapbuf[0] = one
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bitmapbuf[1] = one+one
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bitmapbuf[2] = one+one+one
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bitmapbuf[2] += 4
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bitmapbuf[2] -= 2
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bitmapbuf[2] -= 2
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; 1 2 3
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txt.print_ub(bitmapbuf[0])
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txt.spc()
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txt.print_ub(bitmapbuf[1])
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txt.spc()
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txt.print_ub(bitmapbuf[2])
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txt.nl()
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for value in data {
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txt.print_ub(value)
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txt.spc()
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}
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txt.nl()
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;test_stack.test()
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; ; a "pixelshader":
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; sys.gfx_enable(0) ; enable lo res screen
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; ubyte shifter
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;
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; repeat {
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; uword xx
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; uword yy = 0
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; repeat 240 {
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; xx = 0
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; repeat 320 {
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; sys.gfx_plot(xx, yy, xx*yy + shifter as ubyte)
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; xx++
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; }
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; yy++
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; }
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; shifter+=4
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; }
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}
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}
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