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Locating the GOSUB stackI was wondering if someone could explain how to locate the dividing line between the GOSUB stack and the machine stack. Looking at the GOSUB routine …
... between the GOSUB stack and the machine stack. Looking at the GOSUB routine in ... to make entries on the GOSUB stack, but I can't see ... -
tiny routine to shift RAMTOP & stackCompressing some data areas above RAMTOP and wanting to make the released space available for BASIC arrays, I needed to move RAMTOP without using CLE…
... still reference the m/c stack at the old location, so ... variables are preserved, but the GOSUB stack still gets reset, as it ... be enhanced to preserve the GOSUB stack as well, but then it ... -
BREAK from GOSUBHere's another one. Just in case you wanted to break out of multiple GOSUB levels with a single command, here's a routine to do it, tested on all mod…
... A ; 71 ;from calc stack
NXTSUB: EXX ; ... 3E ; 254 62 ;end of GOSUB stack?
JR Z, NOGSUB ... contain:
* the GOSUB stack end marker and error address ... -
BASin Release 11 out nowBASin has been updated once again, for your BASIC programming pleasure! Get it at: [url="http://homepage.ntlworld.com/paul.dunn4/BASin_r11.exe"]htt…
... it.
Added - the GOSUB stack window. Minimal functionality at the ... -
ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
... ]Debug windows -[/B]
The GOSUB stack lists the current level of ... -
ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
... ]Debug windows -[/B]
The GOSUB stack lists the current level of ... -
CAT!RAM and PUTRAMLast year sometime I posted a couple of routines to: * catalogue the 128k RAMdisk in BASIC; * move RAMTOP and the stacks from BASIC. CAT!RAM and PUTR…
... while preserving the m/c stack and GOSUB stack and BASIC variables; it ... -
Best Speccy game written in BASICHopefully this has not been done before, but anyhoo. My vote is the sublime VIKING RAIDERS.
... a RETURN; resulting in the GOSUB stack getting ever larger, until finally ... -
You know how the 128K was faster than the 48K Spectrum?Regarding how the Spectrum 128K ran at 3.54 MHz rather than the 48K's 3.5MHz, was this difference enough to be an advantage? If not, then surely Sinc…
... 16K Spectrum as the machine stack, GOSUB stack and UDGs are in uncontended ... -
Recursive 4-way floodfillHi guys) Shortly, I wanna find out whether there's a way to some object. Perhaps some of you have already encountered such an issue which is relativ…
... 's BASIN to view the GOSUB stack, or any other area, in ... -
Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
... for the variables, UDGs, GOSUB stack and machine stack. You'll never see ... -
Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
... for the variables, UDGs, GOSUB stack and machine stack. You'll never see ... -
Locating the GOSUB stackI was wondering if someone could explain how to locate the dividing line between the GOSUB stack and the machine stack. Looking at the GOSUB routine …
... between the GOSUB stack and the machine stack. Looking at the GOSUB routine in ... to make entries on the GOSUB stack, but I can't ... points to the machine stack. The GOSUB stack grows down from RAMTOP. ... you add something to the GOSUB stack you have to adjust the ... -
Locating the GOSUB stackI was wondering if someone could explain how to locate the dividing line between the GOSUB stack and the machine stack. Looking at the GOSUB routine …
... between the GOSUB stack and the machine stack. Looking at the GOSUB routine in ... to make entries on the GOSUB stack, but I can't see ... every command will leave the stack clear after executing, thus can ... used on the stack.
An empty stack will give a ... -
Locating the GOSUB stackI was wondering if someone could explain how to locate the dividing line between the GOSUB stack and the machine stack. Looking at the GOSUB routine …
... ]SP points to the machine stack. The GOSUB stack grows down from RAMTOP ... you add something to the GOSUB stack you have to adjust the ... below the top of the GOSUB stack (ie. at the bottom of ... -
Frank N SteinThis one > [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0001849[/url] Always seems to crash about level 7 (maybe a bit more) or so with an …
Calculating free memory...Hi Folks, I am using the following method to calculate the amount of free memory available to BASIC: [CODE]PRINT 65536-USR 7962[/CODE] Is this the…
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There is GOSUB stack and Machine stack but I can't ...Calculating free memory...Hi Folks, I am using the following method to calculate the amount of free memory available to BASIC: [CODE]PRINT 65536-USR 7962[/CODE] Is this the…
[QUOTE=Encarnado;540961]There is GOSUB stack and Machine stack but I can't ... only item on the machine stack is the error return address ... , the stack address for that item being ... ERR_SP). The size of the GOSUB stack is that value minus two ...tiny routine to shift RAMTOP & stackCompressing some data areas above RAMTOP and wanting to make the released space available for BASIC arrays, I needed to move RAMTOP without using CLE…
... ; 249 ;from m/c stack
INC HL ; 35 ... INC HL ; 35 ;old GOSUB stack "00 3E"
INC HL ... LDDR ; 237 184 ;copy old GOSUB stack
INC HL ; 35 ...tiny routine to shift RAMTOP & stackCompressing some data areas above RAMTOP and wanting to make the released space available for BASIC arrays, I needed to move RAMTOP without using CLE…
... ; 249 ;from m/c stack
INC HL ; 35 ... : INC HL ; 35 ;old GOSUB stack
INC HL ; 35< ... LDDR ; 237 184 ;copy old GOSUB stack
INC DE ; 19 ...BREAK from GOSUBHere's another one. Just in case you wanted to break out of multiple GOSUB levels with a single command, here's a routine to do it, tested on all mod…
... gives a "7 RETURN without GOSUB" error.
[/QUOTE]
gosub stack, thus in case when we ...BREAK from GOSUBHere's another one. Just in case you wanted to break out of multiple GOSUB levels with a single command, here's a routine to do it, tested on all mod…
... SP, HL ;from m/c stack
CALL $2dd5 ;FPTOA ... LD B, A ;from calc stack
EX AF,AF' ; ... /> CP $3E ;end of GOSUB stack?
JR Z, NOGSUB
Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... idea as then the machine stack will extend down from there ... />
According to FUSE the stack pointer is up in the ... 't need UDGs or the GOSUB stack.
[QUOTE]I'm ...CAT!RAM and PUTRAMLast year sometime I posted a couple of routines to: * catalogue the 128k RAMdisk in BASIC; * move RAMTOP and the stacks from BASIC. CAT!RAM and PUTR…
... RAMTOP & m/c stack & GOSUB stack below $C000 if needed
stack & GOSUB stack before RETURNing
9950 ...Returning to BASIC from asmI never had to do it till now but there is always the first time :) At machine code program start I preserved SP register and all the other ones. A…
... items on the machine stack, corrupted the GOSUB stack, overwritten parts of the ...
