6502
/
PLASMA
mirror of https://github.com/dschmenk/PLASMA.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

16 bit VM is a disaster. Needed complete architecture overhaul

This commit is contained in:
dschmenk 2024-01-10 20:08:04 -08:00
parent 9f45afe3d0
commit eaa0e3c7d4
9 changed files with 100 additions and 132 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

0
src/mk143 → src/mk140
View File

2
src/mk4th
View File

@ -1,4 +1,4 @@
cp ../sysfiles/BLANK143.po PLASMA2-4TH.po
cp ../sysfiles/BLANK140.po PLASMA2-4TH.po
./ac.jar -n PLASMA2-4TH.po PLASMA.4TH
cat rel/HRFORTH#FE1000 | ./ac.jar -p PLASMA2-4TH.po sys/HRFORTH REL
cat rel/HR2FORTH#FE1000 | ./ac.jar -p PLASMA2-4TH.po sys/HR2FORTH REL

2
src/mkbld
View File

@ -1,4 +1,4 @@
cp ../sysfiles/BLANK143.po PLASMA2-BLD.po
cp ../sysfiles/BLANK140.po PLASMA2-BLD.po
./ac.jar -n PLASMA2-BLD.po PLASMA.BLD
cat rel/PLASM#FE1000 | ./ac.jar -p PLASMA2-BLD.po bld/PLASM REL
cat rel/CODEOPT#FE1000 | ./ac.jar -p PLASMA2-BLD.po bld/CODEOPT REL

2
src/mkdemos
View File

@ -1,4 +1,4 @@
cp ../sysfiles/BLANK143.po PLASMA2-DEMOS.po
cp ../sysfiles/BLANK140.po PLASMA2-DEMOS.po
./ac.jar -n PLASMA2-INET.po PLASMA.DEMOS
cat rel/INT32TEST#FE1000 | ./ac.jar -p PLASMA2-DEMOS.po demos/INT32TEST REL
cat rel/apple/CONIOTST#FE1000 | ./ac.jar -p PLASMA2-DEMOS.po demos/CONIOTST REL

2
src/mkfpsos
View File

@ -1,4 +1,4 @@
cp ../sysfiles/BLANK143.po PLASMA2-FPSOS.po
cp ../sysfiles/BLANK140.po PLASMA2-FPSOS.po
./ac.jar -n PLASMA2-FPSOS.po PLASMA.FPSOS
cat ../sysfiles/SOS.KERNEL#0C0000 | ./ac.jar -p PLASMA2-FPSOS.po SOS.KERNEL \$0C
cat ../sysfiles/SOS.DRIVER#0C0000 | ./ac.jar -p PLASMA2-FPSOS.po SOS.DRIVER \$0C

2
src/mkinet
View File

@ -1,4 +1,4 @@
cp ../sysfiles/BLANK143.po PLASMA2-INET.po
cp ../sysfiles/BLANK140.po PLASMA2-INET.po
./ac.jar -n PLASMA2-INET.po PLASMA.INET
cat rel/INET#FE1000 | ./ac.jar -p PLASMA2-INET.po sys/INET REL
cat rel/DHCP#FE1000 | ./ac.jar -p PLASMA2-INET.po sys/DHCP REL

2
src/mksys
View File

@ -1,4 +1,4 @@
cp ../sysfiles/BLANK143.po PLASMA2-SYS.po
cp ../sysfiles/BLANK140.po PLASMA2-SYS.po
./ac.jar -n PLASMA2-SYS.po PLASMA.SYS
#cat ../sysfiles/PRODOS#FF0000 | ./ac.jar -p PLASMA2-SYS.po PRODOS SYS
cat rel/apple/CMD#061000 | ./ac.jar -p PLASMA2-SYS.po CMD BIN $1000

220
src/vmsrc/apple/plvm802.s
View File

@ -210,7 +210,7 @@ RAMDONE ;CLI UNTIL I KNOW WHAT TO DO WITH THE UNENHANCED IIE
JSR PRODOS ; GET PREFIX
!BYTE $C7
!WORD GETPFXPARMS
LDY STRBUF ; APPEND "CMDJIT"
LDY STRBUF ; APPEND "CMD128"
LDA #"/"
CMP STRBUF,Y
BEQ +
@ -287,9 +287,19 @@ DINTRP PHP
STX ESP
TSX
STX HWSP
LDX #>OPTBL
LDX #ESTKSZ/2 ; COPY ZERO PAGE EVAL STACK TO HW STACK
CMP ESP
BEQ +
- LDY ESTKH,X
PHY
LDY ESTKL,X
PHY
DEX
CPX ESP
BNE -
+ LDX #>OPTBL
STX OPPAGE
LDY #$00
LDY #$00 ; Y MUST BE ZERO FOR ENTER (DON'T CHANGE THIS)
JMP FETCHOP
;************************************************************
;* *
@ -436,10 +446,9 @@ PAGE3 = *
BIT LCRDEN+LCBNK2 ; $03DC - INDIRECT INTERPX ENTRY
JMP IINTRPX
}
DEFCMD !FILL 28
ENDBYE = *
DEFCMD = *
}
LCDEFCMD = *-28 ; DEFCMD IN LC MEMORY
LCDEFCMD = * ; DEFCMD IN LC MEMORY
;*****************
;* *
@ -452,7 +461,7 @@ OPXTBL !WORD ZERO,CN,CN,CN,CN,CN,CN,CN ; 00 02
!WORD MINUS1,BREQ,BRNE,LA,LLA,CB,CW,CSX ; 20 22 24 26 28 2A 2C 2E
!WORD DROP,DROP2,DUP,DIVMOD,ADDI,SUBI,ANDI,ORI ; 30 32 34 36 38 3A 3C 3E
!WORD ISEQ,ISNE,ISGT,ISLT,ISGE,ISLE,BRFLS,BRTRU ; 40 42 44 46 48 4A 4C 4E
!WORD BRNCH,SEL,CALLX,ICALX,ENTER,LEAVEX,RETX,CFFB ; 50 52 54 56 58 5A 5C 5E
!WORD BRNCH,SEL,CALLX,ICALX,ENTER,LEAVE,RET,CFFB ; 50 52 54 56 58 5A 5C 5E
!WORD LBX,LWX,LLBX,LLWX,LABX,LAWX,DLB,DLW ; 60 62 64 66 68 6A 6C 6E
!WORD SB,SW,SLB,SLW,SAB,SAW,DAB,DAW ; 70 72 74 76 78 7A 7C 7E
!WORD LNOT,ADD,SUB,MUL,DIV,MOD,INCR,DECR ; 80 82 84 86 88 8A 8C 8E
@ -470,18 +479,28 @@ IINTRPX PHP
SEI
CLC ; SWITCH TO NATIVE MODE
XCE
+ACCMEM16 ; 16 BIT A/M
_INTRPX +ACCMEM16 ; 16 BIT A/M
LDY #$01
LDA (TOS,S),Y
DEY
STA IP
PLA
PLA ; DROP RETURN ADDRESS
STX ESP
TSX
STX HWSP
STX ALTRDON
LDX #ESTKSZ/2 ; COPY ZERO PAGE EVAL STACK TO HW STACK
CMP ESP
BEQ +
- LDY ESTKH,X
PHY
LDY ESTKL,X
PHY
DEX
CPX ESP
BNE -
+ STX ALTRDON
LDX #>OPXTBL
STX OPPAGE
LDY #$00
JMP FETCHOP
;*
;* JIT PROFILING ENTRY INTO INTERPRETER
@ -497,22 +516,8 @@ JITINTRPX PHP
LDA (TOS,S),Y
DEC
STA (TOS,S),Y
BNE _INTRPX
+ACCMEM16 ; 16 BIT A/M
BEQ RUNJIT
LDY #$01
LDA (TOS,S),Y
DEY
STA IP
PLA
STX ESP
TSX
STX HWSP
STX ALTRDON
LDX #>OPXTBL
STX OPPAGE
JMP FETCHOP
;
!AL
RUNJIT PLA ; BACK UP DEF ENTRY TO POINT TO JSR
SEC
SBC #$0002
@ -619,7 +624,6 @@ _MULSLP ASL
BNE _MULSLP
STA NOS,S ; PROD
JMP DROP
;MUL LDX #$04
; LDA NOS,S
; EOR #$FFFF
@ -1617,24 +1621,23 @@ EMUSTK STA TMP
XCE
!AS
TSC ; MOVE HW EVAL STACK TO ZP EVAL STACK
CLC
ADC #ESTKSZ
SEC
SBC HWSP ; STACK DEPTH = (HWSP - SP)/2
CMP #$80
ROR
ADC ESP ; ESP - STACK DEPTH
SBC HWSP ; PARAM STACK SIZE
LSR ; PARAM STACK COUNT
TAX
TAY
CPY ESP
CPX #ESTKSZ/2
BEQ +
TAY
- PLA
STA ESTKL,Y
PLA
STA ESTKH,Y
INY
CPY ESP
CPY #ESTKSZ/2
BNE -
+ PEI (IP) ; SAVE INSTRUCTION POINTER
PHY ; SAVE BASELINE ESP
LDA PSR
PHA
PLP
@ -1646,21 +1649,20 @@ EMUSTK STA TMP
CLC ; SWITCH BACK TO NATIVE MODE
XCE
+ACCMEM16 ; 16 BIT A/M
PLY ; MOVE RETURN VALUES TO HW EVAL STACK
STY ESP ; RESTORE BASELINE ESP
PLA
STA IP
STX TMPL
TSX ; RESTORE BASELINE HWSP
STX ESP
TSX
STX HWSP
CPY TMPL
LDX #ESTKSZ/2 ; COPY ZERO PAGE EVAL STACK TO HW STACK
CMP ESP
BEQ +
- DEY
LDX ESTKH,Y
PHX
LDX ESTKL,Y
PHX
CPY TMPL
- LDY ESTKH,X
PHY
LDY ESTKL,X
PHY
DEX
CPX ESP
BNE -
+ LDX #>OPTBL ; MAKE SURE WE'RE INDEXING THE RIGHT TABLE
STX OPPAGE
@ -1686,24 +1688,23 @@ EMUSTKX STA TMP
XCE
!AS
TSC ; MOVE HW EVAL STACK TO ZP EVAL STACK
CLC
ADC #ESTKSZ
SEC
SBC HWSP ; STACK DEPTH = (HWSP - SP)/2
CMP #$80
ROR
ADC ESP ; ESP - STACK DEPTH
SBC HWSP ; PARAM STACK SIZE
LSR ; PARAM STACK COUNT
TAX
TAY
CPY ESP
CPX #ESTKSZ/2
BEQ +
TAY
- PLA
STA ESTKL,Y
PLA
STA ESTKH,Y
INY
CPY ESP
CPY #ESTKSZ/2
BNE -
+ PEI (IP) ; SAVE INSTRUCTION POINTER
PHY ; SAVE BASELINE ESP
STA ALTRDOFF
LDA PSR
PHA
@ -1713,130 +1714,97 @@ EMUSTKX STA TMP
PLA
STA PSR
SEI
STX ALTRDON
CLC ; SWITCH BACK TO NATIVE MODE
XCE
+ACCMEM16 ; 16 BIT A/M
PLY ; MOVE RETURN VALUES TO HW EVAL STACK
STY ESP ; RESTORE BASELINE ESP
PLA
STA IP
STX TMPL
TSX ; RESTORE BASELINE HWSP
STX ESP
TSX
STX HWSP
CPY TMPL
LDX #ESTKSZ/2 ; COPY ZERO PAGE EVAL STACK TO HW STACK
CMP ESP
BEQ +
- DEY
LDX ESTKH,Y
PHX
LDX ESTKL,Y
PHX
CPY TMPL
- LDY ESTKH,X
PHY
LDY ESTKL,X
PHY
DEX
CPX ESP
BNE -
+ LDX #>OPXTBL ; MAKE SURE WE'RE INDEXING THE RIGHT TABLE
+ STX ALTRDON
LDX #>OPXTBL ; MAKE SURE WE'RE INDEXING THE RIGHT TABLE
STX OPPAGE
LDY #$00
JMP FETCHOP
;*
;* ENTER FUNCTION WITH FRAME SIZE AND PARAM COUNT
;*
ENTER PEI (IFP) ; SAVE ON STACK FOR LEAVE
TSX ; REFLECT SP IN SAVED HWSP
STX HWSP
ENTER LDA IFP
STA TMP
INY
LDA (IP),Y
LDA (IP),Y ; FRAME SIZE
AND #$00FF
TAX
INC
INC ; SAVE SPACE FOR PREV IFP
EOR #$FFFF ; ALLOCATE FRAME
SEC
ADC PP
STA PP
STA IFP
+ACCMEM8 ; 8 BIT A/M
INY
LDA (IP),Y
LDA (IP),Y ; PARAM COUNT
AND #$00FF
BEQ +
ASL
TAY
LDX ESP ; MOVE PARAMETERS TO CALL FRAME
- LDA ESTKH,X
- PLA ; COPY PARAMS FROM STACK INTO FRAME
DEY
DEY
STA (IFP),Y
LDA ESTKL,X
INX
DEY
BNE -
+ TXY ; SAVE PREVIOUS IFP AT TOP OF FRAME
LDA TMP
STA (IFP),Y
BNE -
STX ESP
+ +ACCMEM16 ; 16 BIT A/M
LDY #$03
JMP FETCHOP
;*
;* LEAVE FUNCTION
;*
LEAVE INY ;+INC_IP
+ACCMEM8 ; 8 BIT A/M
LEAVE STX ALTRDOFF
INY ;+INC_IP
LDA (IP),Y ; DEALLOCATE POOL + FRAME
BRA +
LEAVEX INY ;+INC_IP
+ACCMEM8 ; 8 BIT A/M
LDA (IP),Y ; DEALLOCATE POOL + FRAME
STA ALTRDOFF
+ STA TMPL
TSC ; MOVE HW EVAL STACK TO ZP EVAL STACK
SEC
SBC HWSP ; STACK DEPTH = (HWSP - SP)/2
CMP #$80
ROR
ADC ESP ; ESP - STACK DEPTH
TAX
CPX ESP
BEQ ++
AND #$00FF
TAY
- PLA
STA ESTKL,Y
PLA
STA ESTKH,Y
INY
CPY ESP
BNE -
++ +ACCMEM16 ; 16 BIT A/M
LDY TMPL ; DEALLOCATE POOL + FRAME
TYA
CLC
ADC #$02 ; PREVIOUS IFP HIDDEN AT END OF FRAME
ADC IFP
STA PP
PLA ; RESTORE PREVIOUS FRAME
LDA (IFP),Y ; RESTORE PREVIOUS FRAME
STA IFP
RET STX ALTRDOFF
SEC ; SWITCH TO EMULATION MODE
XCE
!AS
LDA PSR
PHA
PLP
RTS ; RETURN IN EMULATION MODE
!AL
RETX STX ALTRDOFF
RET SEC ; SWITCH TO EMULATION MODE
XCE
!AS
TSC ; MOVE HW EVAL STACK TO ZP EVAL STACK
CLC
ADC #ESTKSZ
SEC
SBC HWSP ; STACK DEPTH = (HWSP - SP)/2
CMP #$80
ROR
ADC ESP ; ESP - STACK DEPTH
SBC HWSP ; PARAM STACK SIZE
LSR ; PARAM STACK COUNT
TAX
CPX ESP
BEQ ++
CPX #ESTKSZ/2
BEQ +
TAY
- PLA
STA ESTKL,Y
PLA
STA ESTKH,Y
INY
CPY ESP
CPY #ESTKSZ/2
BNE -
++ LDA PSR
+ LDA PSR
PHA
PLP
RTS ; RETURN IN EMULATION MODE

0
sysfiles/BLANK143.po → sysfiles/BLANK140.po
View File