mirror of
https://github.com/irmen/prog8.git
synced 2024-07-01 09:29:29 +00:00
95 lines
2.2 KiB
Lua
95 lines
2.2 KiB
Lua
%import c64flt
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%zeropage basicsafe
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main {
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sub start() {
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print_rom_floats_values()
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c64.CHROUT('\n')
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print_rom_floats()
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c64.CHROUT('\n')
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}
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sub print_rom_floats() {
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c64flt.FL_PIVAL=9.9999
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c64flt.print_f(c64flt.FL_PIVAL)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_N32768)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_FONE)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_SQRHLF)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_SQRTWO)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_NEGHLF)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_LOG2)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_TENC)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_NZMIL)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_FHALF)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_LOGEB2)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_PIHALF)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_TWOPI)
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c64.CHROUT('\n')
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c64flt.print_f(c64flt.FL_FR4)
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c64.CHROUT('\n')
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}
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sub print_rom_floats_values() {
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; these are all floating point constants defined in the ROM so no allocation required
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; the compiler recognises these and will substitute the ROM values automatically
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c64flt.print_f(3.141592653589793)
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c64.CHROUT('\n')
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c64flt.print_f(-32768.0)
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c64.CHROUT('\n')
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c64flt.print_f( 1.0)
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c64.CHROUT('\n')
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c64flt.print_f(0.7071067811865476)
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c64.CHROUT('\n')
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c64flt.print_f(1.4142135623730951)
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c64.CHROUT('\n')
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c64flt.print_f( -0.5)
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c64.CHROUT('\n')
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c64flt.print_f(0.6931471805599453)
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c64.CHROUT('\n')
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c64flt.print_f(10.0)
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c64.CHROUT('\n')
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c64flt.print_f(1.0e9)
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c64.CHROUT('\n')
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c64flt.print_f(0.5)
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c64.CHROUT('\n')
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c64flt.print_f(1.4426950408889634)
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c64.CHROUT('\n')
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c64flt.print_f(1.5707963267948966)
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c64.CHROUT('\n')
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c64flt.print_f(6.283185307179586)
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c64.CHROUT('\n')
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c64flt.print_f(0.25)
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c64.CHROUT('\n')
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c64flt.print_f(0.0)
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c64.CHROUT('\n')
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}
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}
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