-
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
[QUOTE=Einar Saukas;209040]I really don't have time (sorry) but at least I can try to give you a few directions/suggestions:
[/QUOTE]
That's OK, I appreciate your suggestions. Luckily I'm off work today, so should have time to do some further ... -
OptimisationI've participated in several thread hijacks about this, so perhaps I should open a new thread. Et VIOLA! Here it is! Knuth, who was earlier reporte…
... I got into my own optimization trap recently, walking a list ... t optimise
2) Don't optimise - yet
3) Only optimise ... I would say "soundbytes about optimization considered harmful". I know the ... lesson as being "Don't optimize" when that was never ... -
The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... done a good work of optimization. But this was for separate ... really try very hard to optimise the Harlequin, just to reduce ... />
Good work on the optimisation, I'm excited by all ... -
z88dk sp1lib with fzxThe numbers dont seem to display properly? fzx by itself works [quote] // for targets supporting fzx // zcc +zx -vn -startup=31 -O3 -clib…
Compilers have different optimization levels and methods of producing ... never change then it would optimise the sptbl[ i ] into a ... )
[/code]
may not optimize as it does not know ... -
need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …
... /> Does anybody knows how to optimize this monster?:) Everything I need ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that? -
OptimisationI've participated in several thread hijacks about this, so perhaps I should open a new thread. Et VIOLA! Here it is! Knuth, who was earlier reporte…
... 97% of the time: premature optimization is the root of all ... -
RAD for SpeccyJust wanted to share a fine technique of rapid app development for ZX Spectrum in C. Programming without debugger is a pain. It comes down to needing…
... through several cycles of C optimization, debugging as I go. ... rectangle to calculate.
// OPTIMIZE: do we, really?
rect ... = w; bmp_rect.h = h; // OPTIMIZE: rearange params to be able ... w%8==0?0:1); // OPTIMIZE: From stack.
int skip ... -
Open vs Closed Source Emulators.[quote] On 2004-09-02 01:51, cyborg wrote: [quote]Additionally, an emulator author may not have access to a recent Microsoft compiler and/or the appr…
... up to someone else to optimise it a lot of the ... in terms of compactness, and optimization. -
Announce Pasmo 0.5.1Hello. New release 0.5.1 of Pasmo, multiplatform Z80 cross-assmbler. The main news are related to macros: the MACRO parameters now are expanded ins…
... /> The second law of optimisation: profile before you optimise.
(The ... first law being that premature optimisation is ... far as the zeroth law: optimisation is the root of all ... -
Announce Pasmo 0.5.1Hello. New release 0.5.1 of Pasmo, multiplatform Z80 cross-assmbler. The main news are related to macros: the MACRO parameters now are expanded ins…
... /> The second law of optimisation: profile before you optimise.
(The ... first law being that premature optimisation is ... -
z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... and sdcc try to globally optimize the asm they produce using ... seems to be where the optimization efforts have been placed. The ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
Rule 1: Optimize only when you need to.< ... to optimize.
Actually there are too main types of optimization - space ... .
There is also data optimization which is choosing better organisation ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
... what you are trying to optimise & what you are ... IMO, it's best to optimise just when you've written ... yourself spending time trying to optimise things which are relatively trivial ... asm), consider ramping the compiler optimisation up. IAR (they sell embedded ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
... to optimise for this device?[/quote]
Well most the optimisation ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
[QUOTE=cyborg]Well most the optimisation techniques I know are for ... z80 C compilers that try optimization (sdcc, hi-tech) only do ... or use any kind of optimization technique to minimize execution time ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
... z80 C compilers that try optimization (sdcc, hi-tech) only do ... certainly be one option for optimisation. -
Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... /> I'm currently trying to optimise some BASIC routines, so thought ... to simple steps for BASIC optimisation is much appreciated. -
Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... ]I'm currently trying to optimise some BASIC routines, so thought ... to simple steps for BASIC optimisation is much appreciated.[/QUOTE]
optimisation issue then strings which are ... -
Features that emulators don't haveI believe most of us use more than one emulator, mainly because there isn't one emulator that has all the features we need or want to use. We also kn…
... blocks of code to test optimisation changes in real world cases ... comes in handy for simple optimization tests. Adding up T-states ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... unified version and found another optimization. Instead of this:
< ... also applied Dr. BEEP's optimisation (and the one just ... I have missed a previous optimisation out that must have ... know which previous suggestion or optimisation I have missed, then I ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... I have missed a previous optimisation out that must have been ... />
It was not an optimization. In #850 I suggested sacrificing ... /> [/CODE]
BTW the optimization I suggested in #873 can ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... ;222965]It was not an optimization. In #850 I suggested sacrificing ... /> [/CODE]
BTW the optimization I suggested in #873 can ... will also apply the same optimisation to the other versions, as ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... to optimize the bat image, then we can reconsider this optimization. But ... /> BTW I just noticed another optimization. Instead of this:
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
This was my attempt to implement "3D Maze" using algorithm #404:
[CODE]
1 DIM m(862):
READ n,d,q,p:
FOR f=1 TO 25:
LET m(32*f)=1:
NEXT f:
FOR z=-1 TO 0:
LET q=q+d:
LET ...New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
... />
It is the mega-optimisation we needed to allow the ... check if Dr BEEP's optimization suggested in #439 would help ...Clearing the Carry flagI'm reading that sometimes I may want to clear the carry before using ADC or SBC. A simple AND A or OR B will do. However, as I see it, for 8-bit ar…
... , do you consider premature optimization also a reality to contend ... "design first, code second, optimize last". But looking at assembly ... certainly see room for premature optimization to take its hold ... do seem to indicate Optimization should be a factor ...Web Hosting and Domain Name Registrationhi guys can anybody recommend a web hosting/domain name registration package/company? I've had a quick looking at what deals are out there but have…
... see you've gone for optimisation over optimization.
Only 37 ... with you for search engine optimisation :(how convert PNG to TAP (SCR...)Can you tell me how can I convert PNG (or BMP GIF) image [B]without any pixel/attributes changing[/B] to TAP (SCR)? The problem is that I have a pict…
... I added the ability to "optimise" the Attributes. So you can ... could do. In BMP2SCR the optimisation was checking neighbourhoods ATTR-Squares ... to determine the optimisation, but it was not working ...
