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removed a few more hazardous zp addresses

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This commit is contained in:
Irmen de Jong 2019-08-04 19:40:31 +02:00
parent f29ec3b4e1
commit 0f91ce6441
2 changed files with 99 additions and 20 deletions
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2
compiler/src/prog8/compiler/target/c64/MachineDefinition.kt
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@ -86,7 +86,7 @@ object MachineDefinition {
// add the other free Zp addresses,
// these are valid for the C-64 (when no RS232 I/O is performed) but to keep BASIC running fully:
free.addAll(listOf(0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0d, 0x0e,
free.addAll(listOf(0x04, 0x05, 0x06, 0x0a, 0x0e,
0x94, 0x95, 0xa7, 0xa8, 0xa9, 0xaa,
0xb5, 0xb6, 0xf7, 0xf8, 0xf9))
}

117
examples/test.p8
View File

@ -1,32 +1,111 @@
%import c64utils
%import c64flt
%zeropage basicsafe
%option enable_floats
%zeropage basicsafe ; @todo dontuse
main {
sub start() {
ubyte x=3
ubyte y=2
ubyte a=1
ubyte s=0
float repr=4.4
;memset(c64.Screen, 40, 1)
;memset(c64.Screen+40, 80, 2)
A=x
A=y
Y=a
A=s
sub start() {
ubyte ub=200
byte bb=-100
uword uw = 2000
word ww = -1000
float fl = 99.99
c64scr.print("++\n")
ub++
bb++
uw++
ww++
fl++
check_ub(ub, 201)
Y=100
Y++
check_ub(Y, 101)
check_fl(fl, 100.99) ; @todo CLOBBERS OTHER VARS
check_b(bb, -99)
check_uw(uw, 2001)
check_w(ww, -999)
c64scr.print("--\n")
ub--
bb--
uw--
ww--
fl--
check_ub(ub, 200)
Y=100
Y--
check_ub(Y, 99)
check_fl(fl, 99.99) ; @todo CLOBBERS OTHER VARS
check_b(bb, -100)
check_uw(uw, 2000)
check_w(ww, -1000)
@($0400+39) = X
;c64.Screen[39] = X ; @todo compiler error
}
sub foo() {
sub check_ub(ubyte value, ubyte expected) {
if value==expected
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print(" ubyte ")
c64scr.print_ub(value)
c64.CHROUT(',')
c64scr.print_ub(expected)
c64.CHROUT('\n')
}
x:
s:
y:
a:
A=3
sub check_b(byte value, byte expected) {
if value==expected
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print(" byte ")
c64scr.print_b(value)
c64.CHROUT(',')
c64scr.print_b(expected)
c64.CHROUT('\n')
}
sub check_uw(uword value, uword expected) {
if value==expected
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print(" uword ")
c64scr.print_uw(value)
c64.CHROUT(',')
c64scr.print_uw(expected)
c64.CHROUT('\n')
}
sub check_w(word value, word expected) {
if value==expected
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print(" word ")
c64scr.print_w(value)
c64.CHROUT(',')
c64scr.print_w(expected)
c64.CHROUT('\n')
}
sub check_fl(float value, float expected) {
if value==expected
c64scr.print(" ok ")
else
c64scr.print("err! ")
c64scr.print(" float ")
c64flt.print_f(value)
c64.CHROUT(',')
c64flt.print_f(expected)
c64.CHROUT('\n')
}
}