prog8/examples/arithmetic/plus.p8
2019-08-05 21:01:41 +02:00

112 lines
2.5 KiB
Lua

%import c64lib
%import c64utils
%import c64flt
%zeropage basicsafe
main {
sub start() {
plus_ubyte(0, 0, 0)
plus_ubyte(0, 200, 200)
plus_ubyte(100, 200, 44)
plus_byte(0, 0, 0)
plus_byte(-100, 100, 0)
plus_byte(-50, 100, 50)
plus_byte(0, -30, -30)
plus_byte(-30, 0, -30)
plus_uword(0,0,0)
plus_uword(0,50000,50000)
plus_uword(50000,20000,4464)
plus_word(0,0,0)
plus_word(-1000,1000,0)
plus_word(-500,1000,500)
plus_word(0,-3333,-3333)
plus_word(-3333,0,-3333)
plus_float(0,0,0)
plus_float(1.5,2.5,4.0)
plus_float(-1.5,3.5,2.0)
plus_float(-1.1,3.3,2.2)
}
sub plus_ubyte(ubyte a1, ubyte a2, ubyte c) {
ubyte r = a1+a2
if r==c
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print("ubyte ")
c64scr.print_ub(a1)
c64scr.print(" + ")
c64scr.print_ub(a2)
c64scr.print(" = ")
c64scr.print_ub(r)
c64.CHROUT('\n')
}
sub plus_byte(byte a1, byte a2, byte c) {
byte r = a1+a2
if r==c
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print("byte ")
c64scr.print_b(a1)
c64scr.print(" + ")
c64scr.print_b(a2)
c64scr.print(" = ")
c64scr.print_b(r)
c64.CHROUT('\n')
}
sub plus_uword(uword a1, uword a2, uword c) {
uword r = a1+a2
if r==c
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print("uword ")
c64scr.print_uw(a1)
c64scr.print(" + ")
c64scr.print_uw(a2)
c64scr.print(" = ")
c64scr.print_uw(r)
c64.CHROUT('\n')
}
sub plus_word(word a1, word a2, word c) {
word r = a1+a2
if r==c
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print("word ")
c64scr.print_w(a1)
c64scr.print(" + ")
c64scr.print_w(a2)
c64scr.print(" = ")
c64scr.print_w(r)
c64.CHROUT('\n')
}
sub plus_float(float a1, float a2, float c) {
float r = a1+a2
if abs(r-c)<0.00001
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print("float ")
c64flt.print_f(a1)
c64scr.print(" + ")
c64flt.print_f(a2)
c64scr.print(" = ")
c64flt.print_f(r)
c64.CHROUT('\n')
}
}