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https://github.com/irmen/prog8.git
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updated diskspeed example to deal with increased I/O speeds
This commit is contained in:
Irmen de Jong
parent
1818738fc8
commit
28eae5a0fd
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@ -1,6 +1,9 @@
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TODO
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====
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fix logical expressione eval:
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there's something wrong with the short-circuiting of logical expressions, it sometimes skips terms. Or perhaps bug in the common subexpression optimizer.
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...
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@ -4,15 +4,196 @@
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%option no_sysinit
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main {
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const ubyte HIRAM_START_BANK = 4
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uword large = memory("large", 20000, 256)
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bool verify = false
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ubyte[256] buffer = 0 to 255
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sub print_speed(uword jiffies) {
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sub start() {
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txt.print("\n\ndisk benchmark on drive 8.\n")
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txt.print("with verification? y/n: ")
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cx16.r0L = cbm.CHRIN()
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txt.nl()
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if cx16.r0L=='y' {
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verify=true
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; fill the large buffer with random data, and calculate the checksum
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for cx16.r0 in 0 to 19999 {
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large[cx16.r0] = math.rnd()
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}
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math.crc32(large, 20000)
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uword crc32_l = cx16.r0
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uword crc32_h = cx16.r1
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}
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txt.print("\n\x12diskio.save()\x92 writing 10*20kb=200kb total")
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cbm.SETTIM(0,0,0)
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; save 10 times 20Kb to make it 200Kb total
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void diskio.save("@:benchmark0.dat", large, 20000)
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void diskio.save("@:benchmark1.dat", large, 20000)
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void diskio.save("@:benchmark2.dat", large, 20000)
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void diskio.save("@:benchmark3.dat", large, 20000)
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void diskio.save("@:benchmark4.dat", large, 20000)
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void diskio.save("@:benchmark5.dat", large, 20000)
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void diskio.save("@:benchmark6.dat", large, 20000)
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void diskio.save("@:benchmark7.dat", large, 20000)
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void diskio.save("@:benchmark8.dat", large, 20000)
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void diskio.save("@:benchmark9.dat", large, 20000)
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print_speed(200000.0, cbm.RDTIM16())
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if verify {
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txt.print("\nverifying...\n")
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verify_20k("benchmark0.dat", crc32_l, crc32_h)
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verify_20k("benchmark1.dat", crc32_l, crc32_h)
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verify_20k("benchmark2.dat", crc32_l, crc32_h)
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verify_20k("benchmark3.dat", crc32_l, crc32_h)
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verify_20k("benchmark4.dat", crc32_l, crc32_h)
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verify_20k("benchmark5.dat", crc32_l, crc32_h)
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verify_20k("benchmark6.dat", crc32_l, crc32_h)
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verify_20k("benchmark7.dat", crc32_l, crc32_h)
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verify_20k("benchmark8.dat", crc32_l, crc32_h)
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verify_20k("benchmark9.dat", crc32_l, crc32_h)
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}
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txt.print("\n\x12diskio.f_write()\x92 writing 256kb in blocks of 256 bytes")
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if diskio.f_open_w("@:benchmark256.dat") {
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cbm.SETTIM(0,0,0)
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repeat 256*1024/256 {
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if not diskio.f_write(buffer, 256) {
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txt.print("\ni/o error! ")
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txt.print(diskio.status())
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sys.exit(1)
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}
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}
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diskio.f_close_w()
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print_speed(256*1024.0, cbm.RDTIM16())
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}
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txt.print("\n\x12diskio.load()\x92 reading 512kb into hiram (2*256)")
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cbm.SETTIM(0,0,0)
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cx16.rambank(HIRAM_START_BANK)
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uword result = diskio.load("benchmark256.dat", $a000)
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if result==0 {
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txt.print("\ni/o error! ")
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txt.print(diskio.status())
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sys.exit(1)
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}
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if result!=$bffe or cx16.getrambank()!=HIRAM_START_BANK+31 {
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; note: it's 2 bytes short of 256kb because of the load header
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; hence the end bank 31 and size $bffe instead of 32 and $c000
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txt.nl()
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txt.print("invalid read size!\n")
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sys.exit(1)
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}
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print_speed(256*1024.0, cbm.RDTIM16())
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cx16.rambank(HIRAM_START_BANK)
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; TODO verify hiram load somehow....
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txt.print("\n\x12diskio.f_read()\x92 reading 256kb in blocks of 255") ; 255 to avoid calling MACPTR 2 times
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if diskio.f_open("benchmark256.dat") {
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cbm.SETTIM(0,0,0)
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repeat 256*1024/255 {
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if diskio.f_read(buffer, 255)==0 {
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txt.print("\ni/o error! ")
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txt.print(diskio.status())
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sys.exit(1)
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}
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}
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diskio.f_close()
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print_speed(256*1024.0, cbm.RDTIM16())
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}
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; TODO verify block load somehow....
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txt.print("\npreparing 64kb test file")
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bool success = false
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if diskio.f_open_w("@:benchmark64.dat") {
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if diskio.f_write(large, 20000) {
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if diskio.f_write(large, 20000) {
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if diskio.f_write(large, 20000) {
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if diskio.f_write(large, 5536) {
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diskio.f_close_w()
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success=true
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}
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}
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}
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}
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}
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if not success {
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txt.print("\ni/o error! ")
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txt.print(diskio.status())
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sys.exit(1)
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}
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txt.print("\n\x12diskio.vload()\x92 reading 512kb into vram (8*64kb)")
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cbm.SETTIM(0,0,0)
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repeat 8 {
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if not diskio.vload("benchmark64.dat", 0, $0000) {
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txt.print("\ni/o error! ")
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txt.print(diskio.status())
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sys.exit(1)
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}
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}
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print_speed(512*1024.0, cbm.RDTIM16())
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; TODO verify vmem load somehow....
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txt.nl()
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txt.print(diskio.status())
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txt.print("\ndone.\n")
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diskio.delete("benchmark0.dat")
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diskio.delete("benchmark1.dat")
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diskio.delete("benchmark2.dat")
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diskio.delete("benchmark3.dat")
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diskio.delete("benchmark4.dat")
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diskio.delete("benchmark5.dat")
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diskio.delete("benchmark6.dat")
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diskio.delete("benchmark7.dat")
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diskio.delete("benchmark8.dat")
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diskio.delete("benchmark9.dat")
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diskio.delete("benchmark64.dat")
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diskio.delete("benchmark256.dat")
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}
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sub verify_20k(str filename, uword crc32_low, uword crc32_high) {
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txt.print(filename)
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txt.spc()
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sys.memset(large, 20000, 0)
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uword end = diskio.load(filename, large)
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if end!=large+20000 {
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txt.print("invalid read size!\n")
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sys.exit(1)
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}
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compare_crc32(large, 20000, crc32_low, crc32_high)
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}
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sub compare_crc32(uword ptr, uword size, uword crc32_low, uword crc32_high)
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{
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math.crc32(ptr, size)
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if cx16.r0!=crc32_low or cx16.r1!=crc32_high {
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txt.print_uwhex(cx16.r1, true)
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txt.print_uwhex(cx16.r0, false)
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txt.nl()
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txt.print_uwhex(crc32_high, true)
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txt.print_uwhex(crc32_low, false)
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txt.print("crc32")
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txt.print(" mismatch!\n")
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sys.exit(1)
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}
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txt.print("crc32")
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txt.print(" ok\n")
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}
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sub print_speed(float total_size, uword jiffies) {
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if jiffies==0 {
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txt.print("\n 0 jiffies measured, speed is extremely high\n")
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return
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}
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float speed = floats.floor(65536.0 / (jiffies as float / 60.0))
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float speed = floats.floor(total_size / (jiffies as float / 60.0))
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txt.nl()
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txt.print_uw(jiffies)
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txt.print(" jiffies = ")
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@ -20,55 +201,4 @@ main {
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txt.print(" bytes/sec\n")
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}
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sub start() {
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txt.print("\n\ndisk benchmark on drive 8.\n\n")
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txt.print("writing 64kb using save()")
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cbm.SETTIM(0,0,0)
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; save 2 times 32Kb to make it 64Kb total
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void diskio.save("@:benchmark.dat", $100, 32768)
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void diskio.save("@:benchmark.dat", $100, 32768)
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print_speed(cbm.RDTIM16())
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txt.print("\nwriting 64kb sequentially")
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if diskio.f_open_w("@:benchmark.dat") {
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cbm.SETTIM(0,0,0)
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repeat 65536/256 {
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if not diskio.f_write(buffer, 256)
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sys.exit(1)
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}
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diskio.f_close_w()
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print_speed(cbm.RDTIM16())
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}
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txt.print("\nreading 64kb using load() into hiram")
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cbm.SETTIM(0,0,0)
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cx16.rambank(4)
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if diskio.load("benchmark.dat", $a000)==0
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sys.exit(1)
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print_speed(cbm.RDTIM16())
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txt.print("\nreading 64kb using vload() into vram")
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cbm.SETTIM(0,0,0)
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if not diskio.vload("benchmark.dat", 0, $0000)
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sys.exit(1)
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print_speed(cbm.RDTIM16())
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txt.print("\nreading 64kb sequentially")
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if diskio.f_open("benchmark.dat") {
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cbm.SETTIM(0,0,0)
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repeat 65536/255 {
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if diskio.f_read(buffer, 255)==0
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sys.exit(1)
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}
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diskio.f_close()
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print_speed(cbm.RDTIM16())
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}
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txt.nl()
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txt.print(diskio.status())
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txt.print("\ndone.\n")
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diskio.delete("benchmark.dat")
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}
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}
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@ -1,21 +1,35 @@
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; conv_bug.p8
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%import textio
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%import conv
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%zeropage basicsafe
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%option no_sysinit
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main {
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sub start() {
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ubyte num8 = 99
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ubyte i
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ubyte jj = 99
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; TODO func is not called 4 times!!!!! FIX!!!
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if (not func(1))
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or (not func(1))
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or (not func(1))
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or (not func(1)) {
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txt.print("done1\n")
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}
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for i in 0 to 255 {
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txt.print(conv.str_ub(i))
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txt.spc()
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txt.print(conv.str_b(i as byte))
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txt.chrout(';')
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txt.nl()
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; TODO func is not called 4 times!!!!! FIX!!!
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if func(2)
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and func(2)
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and func(2)
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and func(2) {
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txt.print("done2\n")
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}
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; TODO func is not called 4 times!!!!! FIX!!!
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if func(3) and func(3) and func(3) and func(3) {
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txt.print("done3\n")
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}
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}
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sub func(ubyte x) -> bool {
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txt.print("func ")
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txt.print_ub(x)
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txt.nl()
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return true
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}
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}
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