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OTHER CONTRIBUTIONS IF SPEED TEST
PURPOSE
This example is intended to illustrate the speed with which logical comparisons are performed within the IFs. Which solution is the fastest?
SOURCE CODE
CLS DIM a AS BYTE DIM b AS BYTE DIM i AS WORD DIM ti AS WORD PRINT "------------------------" PRINT "SPEED TEST" PRINT "IF + AND (16.000 cycles)" PRINT "------------------------" PRINT TIMER = 0 REM 1 if a=0 and b=0 then ti = TIMER FOR i=0 TO 16000 IF a=0 AND b=0 THEN NOP ENDIF NEXT ti = TIMER - ti PRINT "1) a=0 and b=0 : t = "; (ti / TICKS PER SECOND); " sec(s)" REM 2 if a=0 then if b=0 then ti = TIMER FOR i=0 TO 16000 IF a=0 THEN IF b=0 THEN NOP ENDIF ENDIF NEXT ti = TIMER - ti PRINT "2) a=0 then b=0 : t = "; (ti / TICKS PER SECOND); " sec(s)" REM 3 if (a=0)*(b=0)=1 then ti = TIMER FOR i=0 TO 16000 IF (a=0)*(b=0)=1 THEN NOP ENDIF NEXT ti = TIMER - ti PRINT "3) (a=0)*(b=0)=1 : t = "; (ti / TICKS PER SECOND); " sec(s)" REM 4 if a*a+b*b=0 then ti = TIMER FOR i=0 TO 16000 IF (a*a)+(b*b)=0 THEN NOP ENDIF NEXT ti = TIMER - ti PRINT "4) a*a+b*b=0 : t = "; (ti / TICKS PER SECOND); " sec(s)" REM 5 if abs(a)+abs(b)=0 then ti = TIMER FOR i=0 TO 16000 IF ABS(a)+ABS(b)=0 THEN NOP ENDIF NEXT ti = TIMER - ti PRINT "5) abs(a)+abs(b)=0 : t = "; (ti / TICKS PER SECOND); " sec(s)"
SOURCE FILE
HOW TO COMPILE AND RUN
The instructions here refer to compiling the example from the command line. For Microsoft Windows users we suggest using UGBASIC-IDE, which allows you to compile the example with just one click.
ATARI 400/800 family
In order to compile and run the example, you need to have the Altirra emulator, and in particular that the altirra executable is accessible.
Then, type this command on the command line:
# Linux ugbc.atari contrib_if_test_speed.bas -o example.xex altirra example.xex # Windows ugbc.atari.exe contrib_if_test_speed.bas -o example.xex altirra example.xex
ATARI 600XL/800XL/1200XL/XG(SE) family
In order to compile and run the example, you need to have the Altirra emulator, and in particular that the altirra executable is accessible.
Then, type this command on the command line:
# Linux ugbc.atarixl contrib_if_test_speed.bas -o example.xex altirra example.xex # Windows ugbc.atarixl.exe contrib_if_test_speed.bas -o example.xex altirra example.xex
Commodore 64
In order to compile and run the example, you need to have the VICE emulator, and in particular that the x64sc executable is accessible.
Then, type this command on the command line:
# Linux ugbc.c64 contrib_if_test_speed.bas -o example.prg x64sc example.prg # Windows ugbc.c64.exe contrib_if_test_speed.bas -o example.prg x64sc example.prg
Commodore 64+REU
In order to compile and run the example, you need to have the VICE emulator, and in particular that the x64sc executable is accessible.
Then, type this command on the command line:
# Linux ugbc.c64reu contrib_if_test_speed.bas -o example.prg x64sc -reu example.prg # Windows ugbc.c64reu.exe contrib_if_test_speed.bas -o example.prg x64sc -reu example.prg
Commodore PLUS/4
Using YAPE
In order to run the example, you need to have the YAPE emulator. In particular that the yape executable is accessible.
Then, type this command on the command line:
# Linux ugbc.plus4 contrib_if_test_speed.bas -o example.prg yape example.prg # Windows ugbc.plus4.exe contrib_if_test_speed.bas -o example.prg yape example.prg
Using VICE
In order to run the example, you need to have the VICE emulator. In particular that the xplus4 executable is accessible.
Then, type this command on the command line:
# Linux ugbc.plus4 contrib_if_test_speed.bas -o example.prg xplus4 example.prg # Windows ugbc.plus4.exe contrib_if_test_speed.bas -o example.prg xplus4 example.prg
Dragon 32
In order to compile and run the example, you need to have the XROAR emulator, and in particular that the xroar executable is accessible.
Then, type this command on the command line:
# Linux ugbc.d32 contrib_if_test_speed.bas -o example.bin xroar -rompath (your rom path) example.bin # Windows ugbc.d32.exe contrib_if_test_speed.bas -o example.bin xroar.exe -rompath (your rom path) example.bin
Dragon 64
In order to compile and run the example, you need to have the XROAR emulator, and in particular that the xroar executable is accessible.
Then, type this command on the command line:
# Linux ugbc.d64 contrib_if_test_speed.bas -o example.bin xroar -rompath (your rom path) example.bin # Windows ugbc.d64.exe contrib_if_test_speed.bas -o example.bin xroar.exe -rompath (your rom path) example.bin
PC128 Olivetti Prodest
In order to compile and run the example, you need to have the DCMOTO emulator, and in particular that the dcmoto executable is accessible.
Then, type this command on the command line and on the emulator:
# Linux ugbc.pc128op contrib_if_test_speed.bas -o example.k7 dcmoto (choose BASIC 128) CLEAR,&H2FFF: LOADM"CASS:",R: EXEC # Windows ugbc.pc128op.exe contrib_if_test_speed.bas -o example.k7 dcmoto (choose example.k7) (choose BASIC 128) CLEAR,&H2FFF: LOADM"CASS:",R: EXEC
Thomson MO5
In order to compile and run the example, you need to have the DCMOTO emulator, and in particular that the dcmoto executable is accessible.
Then, type this command on the command line and on the emulator:
# Linux ugbc.pc128op contrib_if_test_speed.bas -o example.k7 dcmoto (choose BASIC 128) CLEAR,&H2FFF: LOADM"CASS:",R: EXEC # Windows ugbc.pc128op.exe contrib_if_test_speed.bas -o example.k7 dcmoto (choose example.k7) (choose BASIC 128) CLEAR,&H2FFF: LOADM"CASS:",R: EXEC
Commodore VIC-20
In order to compile and run the example, you need to have the VICE emulator, and in particular that the xvic executable is accessible.
Then, type this command on the command line:
# Linux ugbc.vic20 contrib_if_test_speed.bas -o example.prg xvic --memory 24k example.prg # Windows ugbc.vic20.exe contrib_if_test_speed.bas -o example.prg xvic --memory 24k example.prg
ZX Spectrum
In order to compile and run the example, you need to have the Speccy emulator, and in particular that the speccy executable is accessible.
Then, type this command on the command line:
# Linux ugbc.zx contrib_if_test_speed.bas -o example.tap Speccy example.tap # Windows ugbc.zx.exe contrib_if_test_speed.bas -o example.tap Speccy example.tap
MSX
In order to compile and run the example, you need to have the openMsx or the BlueMSX emulator, and in particular that its executable is accessible.
Then, type this command on the command line:
openMSX
# Linux ugbc.msx1 contrib_if_test_speed.bas -o example.rom openmsx -cart example.rom # Windows ugbc.msx1.exe contrib_if_test_speed.bas -o example.rom openmsx -cart example.rom
blueMSX
# Linux ugbc.msx1 contrib_if_test_speed.bas -o example.rom bluemsx example.rom # Windows ugbc.msx1.exe contrib_if_test_speed.bas -o example.rom bluemsx example.rom
ColecoVision
In order to compile and run the example, you need to have the openMsx or the BlueMSX emulator, and in particular that its executable is accessible.
Then, type this command on the command line:
openMSX
# Linux ugbc.coleco contrib_if_test_speed.bas -o example.rom openmsx -machine \"COL - ColecoVision\" -cart example.rom # Windows ugbc.coleco.exe contrib_if_test_speed.bas -o example.rom bluemsx -machine \"COL - ColecoVision\" example.rom
blueMSX
# Linux ugbc.coleco contrib_if_test_speed.bas -o example.rom bluemsx /machine \"COL - ColecoVision\" /rom1 example.rom # Windows ugbc.coleco.exe contrib_if_test_speed.bas -o example.rom bluemsx /machine \"COL - ColecoVision\" /rom1 example.rom
SEGA SC-3000
In order to compile and run the example, you need to have the BlueMSX emulator, and in particular that its executable is accessible.
Then, type this command on the command line:
# Linux ugbc.sc3000 contrib_if_test_speed.bas -o example.rom bluemsx /machine \"SEGA - SC-3000\" /rom1 example.rom # Windows ugbc.sc3000.exe contrib_if_test_speed.bas -o example.rom bluemsx /machine \"SEGA - SC-3000\" /rom1 example.rom
SEGA SG-1000
In order to compile and run the example, you need to have the BlueMSX emulator, and in particular that its executable is accessible.
Then, type this command on the command line:
# Linux ugbc.sg1000 contrib_if_test_speed.bas -o example.rom bluemsx /machine \"SEGA - SG-1000\" /rom1 example.rom # Windows ugbc.sg1000.exe contrib_if_test_speed.bas -o example.rom bluemsx /machine \"SEGA - SG-1000\" /rom1 example.rom
ANY PROBLEM?
If you have found a problem trying to run this example, if you think there is a bug or, more simply, you would like it to be improved, open an issue for this example on GitHub. Thank you!
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