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added cx16/diskspeed example

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This commit is contained in:
Irmen de Jong 2022-11-14 17:55:55 +01:00
parent b465fc5aaf
commit f4f355c74a
3 changed files with 118 additions and 2 deletions
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4
compiler/res/prog8lib/diskio.p8
View File

@ -394,7 +394,7 @@ _end rts
c64.SETLFS(14, drivenumber, 1)
void c64.OPEN() ; open 14,8,1,"filename"
if_cc {
void c64.CHKOUT(14) ; use #14 as input channel
void c64.CHKOUT(14) ; use #14 as output channel
return not c64.READST()
}
f_close_w()
@ -404,7 +404,7 @@ _end rts
sub f_write(uword bufferpointer, uword num_bytes) -> bool {
; -- write the given umber of bytes to the currently open file
if num_bytes!=0 {
void c64.CHKOUT(14) ; use #14 as input channel again
void c64.CHKOUT(14) ; use #14 as output channel again
repeat num_bytes {
c64.CHROUT(@(bufferpointer))
bufferpointer++

4
compiler/test/TestCompilerOnExamples.kt
View File

@ -99,14 +99,18 @@ class TestCompilerOnExamplesCx16: FunSpec({
"circles",
"cobramk3-gfx",
"colorbars",
"cube3d",
"datetime",
"diskspeed",
"highresbitmap",
"kefrenbars",
"keyboardhandler",
"mandelbrot",
"mandelbrot-gfx-colors",
"multipalette",
"rasterbars",
"sincos",
"snow",
"tehtriz",
"testgfx2",
),

112
examples/cx16/diskspeed.p8 Normal file
View File

@ -0,0 +1,112 @@
%import diskio
%import cx16diskio
%import floats
%zeropage basicsafe
%option no_sysinit
main {
ubyte[256] buffer = 0 to 255
const ubyte REPEATS = 2
sub print_speed(uword jiffies) {
float speed = 65536.0 * REPEATS / (jiffies as float / 60.0)
txt.nl()
txt.print_uw(jiffies)
txt.print(" jiffies = ")
floats.print_f(speed)
txt.print(" bytes/sec\n")
}
sub start() {
txt.print("\n\ndisk benchmark. repeats = ")
txt.print_ub(REPEATS)
uword batchtotaltime
txt.print("\n\nwriting 64kb using save")
batchtotaltime = 0
repeat REPEATS {
c64.SETTIM(0,0,0)
void diskio.save(8, "@:benchmark.dat", $100, 32768)
void diskio.save(8, "@:benchmark.dat", $100, 32768)
batchtotaltime += c64.RDTIM16()
txt.chrout('.')
}
print_speed(batchtotaltime)
txt.print("\nwriting 64kb sequentially")
batchtotaltime = 0
repeat REPEATS {
if diskio.f_open_w(8, "@:benchmark.dat") {
c64.SETTIM(0,0,0)
repeat 65536/256 {
if not diskio.f_write(buffer, 256)
sys.exit(1)
}
batchtotaltime += c64.RDTIM16()
diskio.f_close_w()
}
txt.chrout('.')
}
print_speed(batchtotaltime)
txt.print("\nreading 64kb using load into hiram")
batchtotaltime = 0
repeat REPEATS {
c64.SETTIM(0,0,0)
if not cx16diskio.load(8, "benchmark.dat", 4, $a000)
sys.exit(1)
batchtotaltime += c64.RDTIM16()
txt.chrout('.')
}
print_speed(batchtotaltime)
txt.print("\nreading 64kb using vload into videoram")
batchtotaltime = 0
repeat REPEATS {
c64.SETTIM(0,0,0)
if not cx16diskio.vload("benchmark.dat", 8, 0, $0000)
sys.exit(1)
batchtotaltime += c64.RDTIM16()
txt.chrout('.')
}
print_speed(batchtotaltime)
txt.print("\nreading 64kb sequentially")
batchtotaltime = 0
repeat REPEATS {
if diskio.f_open(8, "benchmark.dat") {
c64.SETTIM(0,0,0)
repeat 65536/255 {
if not diskio.f_read(buffer, 255)
sys.exit(1)
}
batchtotaltime += c64.RDTIM16()
diskio.f_close()
}
txt.chrout('.')
}
print_speed(batchtotaltime)
txt.print("\nreading 64kb sequentially (x16 optimized)")
batchtotaltime = 0
repeat REPEATS {
if diskio.f_open(8, "benchmark.dat") {
c64.SETTIM(0,0,0)
repeat 65536/255 {
if not cx16diskio.f_read(buffer, 255)
sys.exit(1)
}
batchtotaltime += c64.RDTIM16()
diskio.f_close()
}
txt.chrout('.')
}
print_speed(batchtotaltime)
txt.nl()
txt.print(diskio.status(8))
txt.print("\ndone.\n")
}
}