;===============================================================================
;-----------------------------------------------------------------------------------------------
-; TARGET configuration SWITCHES ; bytes values are for DTC=1, 8MHz 2457600 bds TERMINAL3WIRES
+; TARGET configuration SWITCHES ; bytes values are for DTC=1, 8MHz 921600 bds TERMINAL3WIRES, no adds-on
;-----------------------------------------------------------------------------------------------
; TOTAL - SUM of (INFO+RAM +VECTORS) = MAIN PROG
-;MSP_EXP430FR5739 ; compile for MSP-EXP430FR5739 launchpad ; 4248 - 160 ( 24 + 86 + 50 ) = 4088 bytes
-;MSP_EXP430FR5969 ; compile for MSP-EXP430FR5969 launchpad ; 4238 - 162 ( 24 + 86 + 52 ) = 4076 bytes
-MSP_EXP430FR5994 ;; compile for MSP-EXP430FR5994 launchpad ; 4280 - 186 ( 24 + 86 + 76 ) = 4094 bytes
-;MSP_EXP430FR6989 ; compile for MSP-EXP430FR6989 launchpad ; 4272 - 168 ( 24 + 86 + 58 ) = 4104 bytes
-;MSP_EXP430FR4133 ; compile for MSP-EXP430FR4133 launchpad ; 4286 - 140 ( 24 + 86 + 30 ) = 4146 bytes
-;MSP_EXP430FR2433 ; compile for MSP-EXP430FR2433 launchpad ; 4200 - 140 ( 24 + 86 + 30 ) = 4060 bytes
-;CHIPSTICK_FR2433 ; compile for the "CHIPSTICK" of M. Ken BOAK ; 4204 - 148 ( 24 + 86 + 38 ) = 4064 bytes
+;MSP_EXP430FR5739 ; compile for MSP-EXP430FR5739 launchpad ; 4210 - 160 ( 24 + 86 + 50 ) = 4050 bytes
+;MSP_EXP430FR5969 ; compile for MSP-EXP430FR5969 launchpad ; 4200 - 162 ( 24 + 86 + 52 ) = 4038 bytes
+MSP_EXP430FR5994 ; compile for MSP-EXP430FR5994 launchpad ; 4242 - 186 ( 24 + 86 + 76 ) = 4056 bytes
+;MSP_EXP430FR6989 ; compile for MSP-EXP430FR6989 launchpad ; 4234 - 168 ( 24 + 86 + 58 ) = 4066 bytes
+;MSP_EXP430FR4133 ; compile for MSP-EXP430FR4133 launchpad ; 4244 - 140 ( 24 + 86 + 30 ) = 4104 bytes
+;MSP_EXP430FR2433 ;; compile for MSP-EXP430FR2433 launchpad ; 4164 - 148 ( 24 + 86 + 38 ) = 4016 bytes
+;CHIPSTICK_FR2433 ; compile for the "CHIPSTICK" of M. Ken BOAK ; 4164 - 148 ( 24 + 86 + 38 ) = 4016 bytes
; choose DTC (Direct Threaded Code) model, if you don't know, choose 1
DTC .equ 1 ; DTC model 1 : DOCOL = CALL rDOCOL 14 cycles 1 word shortest DTC model
; DTC model 2 : DOCOL = PUSH IP, CALL rEXIT 13 cycles 2 words good compromize for mix FORTH/ASM code
; DTC model 3 : inlined DOCOL 9 cycles 4 words fastest
-FREQUENCY .equ 16 ; fully tested at 0.25,0.5,1,2,4,8,16 (and 24 for MSP430FR57xx) MHz
+FREQUENCY .equ 16 ; fully tested at 0.25,0.5,1,2,4,8,16 (and 24 for MSP430FR57xx) MHz
THREADS .equ 16 ; 1, 4, 8, 16, 32 search entries in dictionnary. 16 is the good compromise between speed and size.
; +40, +66, +90, +154 bytes
-;HALFDUPLEX ; to use FAST FORTH with input terminal via bluetooth or WIFI (and with terminal_config = local Echo)
+;HALFDUPLEX ; to use FAST FORTH with input terminal via bluetooth or WIFI (and with teraterm config = local Echo)
-TERMINALBAUDRATE .equ 3000000 ; choose value considering the frequency and the UART2USB bridge, see explanations below.
+TERMINALBAUDRATE .equ 921600 ; choose value considering the frequency and the UART2USB bridge, see explanations below.
TERMINAL3WIRES ; enable 3 wires (GND,TX,RX) with XON/XOFF software flow control (PL2303TA/HXD, CP2102)
TERMINAL4WIRES ; + 18 bytes enable 4 wires with hardware flow control on RX with RTS (PL2303TA/HXD, FT232RL)
;TERMINAL5WIRES ; + 6 bytes enable 5 wires with hardware flow control on RX/TX with RTS/CTS (PL2303TA/HXD, FT232RL)
- .include "Target.inc" ; to define target config: I/O, memory, SFR, vectors, TERMINAL eUSCI, SD_Card eUSCI, LF_XTAL,
-
;-------------------------------------------------------------------------------
; KERNEL ADD-ON SWITCHES
;-------------------------------------------------------------------------------
-CONDCOMP ; + 354 bytes : add conditionnal compilation : [UNDEFINED] [DEFINED] [IF] [ELSE] [THEN], strongly recommended.
-MSP430ASSEMBLER ; + 1894 bytes : add embedded assembler with TI syntax; without, you can do all but all much more slowly...
-SD_CARD_LOADER ; + 1832 bytes : to LOAD source files from SD_card
-SD_CARD_READ_WRITE ; + 1196 bytes : to read, create, write and del files + source files direct copy from PC to SD_Card
-BOOTLOADER ; + 52 bytes : add to <reset> a bootstrap to SD_CARD\BOOT.4TH.
-;QUIETBOOT ; + 2 bytes : to perform bootload without displaying.
-VOCABULARY_SET ; + 108 bytes : add VOCABULARY FORTH ASSEMBLER ALSO PREVIOUS ONLY DEFINITIONS (FORTH83, not ANSI)
-LOWERCASE ; + 30 bytes : enable to write strings in lowercase.
+MSP430ASSEMBLER ; + 1884 bytes : adds embedded assembler with TI syntax; without, you can do all but all much more slowly...
+SD_CARD_LOADER ; + 1832 bytes : to LOAD source files from SD_card
+SD_CARD_READ_WRITE ; + 1196 bytes : to read, create, write and del files + source files direct copy from PC to SD_Card
+;BOOTLOADER ; + 52 bytes : adds to <reset> a bootstrap to SD_CARD\BOOT.4TH.
+;QUIETBOOT ; + 2 bytes : to perform bootload without displaying.
+FIXPOINT_INPUT ; + 78 bytes : adds the interpretation of Q15.16 numbers
+VOCABULARY_SET ; + 108 bytes : adds VOCABULARY FORTH ASSEMBLER ALSO PREVIOUS ONLY DEFINITIONS (FORTH83, not ANSI)
+LOWERCASE ; + 30 bytes : enables to write strings in lowercase.
;-------------------------------------------------------------------------------
; OPTIONAL KERNEL ADD-ON SWITCHES (can be downloaded later) >------------------+
-; Tip: when switched ON below, ADD-ONs become protected against WIPE and Deep Reset... |
+; Tip: when added here, ADD-ONs become protected against WIPE and Deep Reset... |
;------------------------------------------------------------------------------- v
-UTILITY ; + 426/508 bytes : add .S .RS WORDS U.R DUMP ? UTILITY.f
-;FIXPOINT ; + 40 bytes : add fixed point S15Q16 conversion words F#, F#S, F. FIXPOINT.f
-SD_TOOLS ; + 126 bytes for trivial DIR, FAT, CLUSTER and SECTOR view, adds UTILITY SD_TOOLS.f
-;ANS_CORE_COMPLIANT ; + 876 bytes : required to pass coretest.4th ; (includes items below) COMPxMPY.f (x = H or S)
-;ARITHMETIC ; + 358 bytes : add S>D M* SM/REM FM/MOD * /MOD / MOD */MOD /MOD */
-;DOUBLE ; + 130 bytes : add 2@ 2! 2DUP 2SWAP 2OVER
-;ALIGNMENT ; + 24 bytes : add ALIGN ALIGNED
-;PORTABILITY ; + 46 bytes : add CHARS CHAR+ CELLS CELL+
+CONDCOMP ;; + 354 bytes : add cond. comp. : [UNDEFINED] [DEFINED] [IF] [ELSE] [THEN] CONDCOMP.f
+UTILITY ;; + 426/508 bytes : add .S .RS WORDS U.R DUMP ? UTILITY.f
+;FIXPOINT ; + 452 bytes : add Q15.16 words HOLDS F+ F- F/ F* F#S F. S>F 2@ 2CONSTANT FIXPOINT.f
+SD_TOOLS ; + 126 bytes for trivial DIR, FAT, CLUSTER and SECTOR view, adds UTILITY SD_TOOLS.f
+;ANS_CORE_COMPLIANT ; + 876 bytes : required to pass coretest.4th ; (includes items below) ANS_COMP.f
+;ARITHMETIC ; + 358 bytes : add S>D M* SM/REM FM/MOD * /MOD / MOD */MOD /MOD */
+;DOUBLE ; + 130 bytes : add 2@ 2! 2DUP 2SWAP 2OVER
+;ALIGNMENT ; + 24 bytes : add ALIGN ALIGNED
+;PORTABILITY ; + 46 bytes : add CHARS CHAR+ CELLS CELL+
+ .include "Target.inc" ; to define target config: I/O, memory, SFR, vectors, TERMINAL eUSCI, SD_Card eUSCI, LF_XTAL,
+
;===============================================================================
; XON/XOFF control flow configuration ; up to 322kBd/MHz with ECHO
;===============================================================================
; ...but pl2303HXD cable have not the 3.3V pin...
; I bought a cable pl2303TA plus a cable pl2303HXD, and I recovered the 6-wire cable of the HXD to weld it on
; the TA. I obtain a PL2303TA cable with GND, 3.3V, RX TX, CTS and RTS.
-;==============================================================================================================
-;==============================================================================================================
-; About pl2303 USB2UART bridge: XON/XOFF no longer works with new driver v3.8.12.0 (03/03/2017)...
-; So, get on web the previous PL2303_Prolific_DriverInstaller_v1160.exe (or .zip) and save it before install.
-;==============================================================================================================
-;==============================================================================================================
; --------------------------------------------------------------------------------------------
; WARNING ! if you use PL2303TA cable as supply, open box before to weld red wire on 3v3 pad !
; --------------------------------------------------------------------------------------------
-; 9600,19200,38400,57600 (250kHz)
-; + 115200,134400 (500kHz)
-; + 201600,230400,268800 (1MHz)
-; + 403200,460800,614400 (2MHz)
-; + 806400,921600,1228800 (4MHz)
-; + 2457600 (8MHz)
-; + 3000000 (16MHz)
-; + 6000000 (24MHz, MSP430FR57xx)
+; 9600,19200,38400,57600 (250kHz)
+; + 115200,134400 (500kHz)
+; + 201600,230400,268800 (1MHz)
+; + 403200,460800,614400 (2MHz)
+; + 806400,921600,1228800 (4MHz)
+; + 2457600,3000000 (8MHz)
+; + 6000000 (16,24MHz) (shorten the 1m cable or use a Si8622EC-B-IS to regenerate TTL levels)
; UARTtoUSB module with Silabs CP2102 (supply current = 20 mA)
; --------------------------------------------------------------------------------------------
; WARNING ! if you use PL2303TA cable as supply, open box before to weld red wire on 3v3 pad !
; --------------------------------------------------------------------------------------------
-; 9600,19200,38400,57600,115200,134400 (500kHz)
-; + 201600,230400,268800 (1MHz)
-; + 403200,460800,614400 (2MHz)
-; + 806400,921600,1228800 (4MHz)
-; + 2457600 (8MHz)
-; + 3000000 (16MHz, 24MHz with MSP430FR57xx))
+; 9600,19200,38400,57600 (250kHz)
+; + 115200,134400 (500kHz)
+; + 201600,230400,268800 (1MHz)
+; + 403200,460800,614400 (2MHz)
+; + 806400,921600,1228800 (4MHz)
+; + 2457600,3000000 (8MHz)
+; + 6000000 (16,24MHz) (shorten the 1m cable or use a Si8622EC-B-IS to regenerate TTL levels)
; UARTtoUSB module with FTDI FT232RL (FT230X don't work correctly)
; names bytes ; comments
-;PAD ; ----- RAMSTART + $E0
+;PAD ; ----- RAMSTART + $E4
; |
PAD_LEN .equ 84 ; | grows up (ans spec. : PAD >= 84 chars)
; v
-;TIB ; ----- RAMSTART + $134
+;PAD_END ; ----- RAMSTART + $138
+;TIB-4 ; TIB_I2CADR
+;TIB-2 ; TIB_I2CCNT
+;TIB ; ----- RAMSTART + $13C
; |
TIB_LEN .equ 84 ; | grows up (ans spec. : TIB >= 80 chars)
; v
-;HOLDS_ORG ; ------RAMSTART + $188
+;HOLDS_ORG ; ------RAMSTART + $190
; ^
HOLD_SIZE .equ 34 ; | grows down (ans spec. : HOLD_SIZE >= (2*n) + 2 char, with n = 16 bits/cell
; |
-;BASE_HOLD ; ----- RAMSTART + $1AA
+;BASE_HOLD ; ----- RAMSTART + $1B2
;
; variables system ;
;
- ; ----- RAMSTART + $1DC
+ ; ----- RAMSTART + $1E4
;
- ; 32 bytes free
+ ; 24 bytes free
;
-;BUFFER-2 ; ----- RAMSTART + $1FD
-;BUFFER ; ----- RAMSTART + $200
+; variables system END ; ----- RAMSTART + $1FC
+ ; SDBUF_I2CADR
+ ; SDBUF_I2CCNT
+;SD_BUF ; ----- RAMSTART + $200
;
; 512 bytes buffer
;
LEAVEPTR .equ LSTACK ; Leave-stack pointer
PSTACK .equ LSTACK+(LSTACK_SIZE*2)+(PSTACK_SIZE*2)
RSTACK .equ PSTACK+(RSTACK_SIZE*2)
-PAD_ORG .equ RSTACK
-TIB_ORG .equ PAD_ORG+PAD_LEN
+PAD_ORG .equ RSTACK+4
+TIB_ORG .equ PAD_ORG+PAD_LEN+4
HOLDS_ORG .equ TIB_ORG+TIB_LEN
BASE_HOLD .equ HOLDS_ORG+HOLD_SIZE
LAST_CFA .word 0
LAST_PSP .word 0
STATE .word 0 ; Interpreter state
-ASM_CURRENT .word 0 ; preserve CURRENT during create assembler words
+SAV_CURRENT .word 0 ; preserve CURRENT during create assembler words
OPCODE .word 0 ; OPCODE adr
ASMTYPE .word 0 ; keep the opcode complement
SOURCE
SOURCE_LEN .word 0
SOURCE_ADR .word 0 ; len, addr of input stream
-TOIN .word 0
-DDP .word 0
+TOIN .word 0 ; CurrentInputBuffer pointer
+DDP .word 0 ; dictionnary pointer
LASTVOC .word 0 ; keep VOC-LINK
-CURRENT .word 0 ; CURRENT dictionnary ptr
CONTEXT .word 0,0,0,0,0,0,0,0 ; CONTEXT dictionnary space (8 CELLS)
+CURRENT .word 0 ; CURRENT dictionnary ptr
BASE .word 0
+LINE .word 0 ; line in interpretation (initialized by NOECHO)
+
+; ------------------------------------- ; RAMSTART + $1E6
- .word 0 ; user free use
- .word 0,0,0,0,0,0,0,0 ; user free use
.word 0,0,0,0,0,0,0,0 ; user free use
+ .word 0,0,0 ; user free use
+
+; ------------------------------------- ; RAMSTART + $1FC
-; ------------------------------
-; RAM SD_CARD BUFFER 2+512 bytes
-; ------------------------------
- .word 0 ; to able init BufferPtr down to -2 (to skip a CR, for example)
-BUFFER
-BUFEND .equ BUFFER + 200h ; 512bytes
+; --------------------------------
+; RAM SD_CARD SD_BUF 4 + 512 bytes
+; --------------------------------
+SD_BUF_I2CADR .word 0
+SD_BUF_I2CCNT .word 0
+SD_BUF
+SD_BUFEND .equ SD_BUF + 200h ; 512bytes
;-------------------------------------------------------------------------------
; VARIABLES that could be in RAM
; ------------------------------
.IFNDEF RAM_1K ; if RAM = 1K (FR57xx) the variables below stay in FRAM
- .org BUFEND ; else in RAM beyond BUFFER
+ .org SD_BUFEND ; else in RAM beyond SD_BUF
.ENDIF
.IFDEF SD_CARD_LOADER
SectorH .word 0
; ---------------------------------------
-; BUFFER management
+; SD_BUF management
; ---------------------------------------
BufferPtr .word 0
BufferLen .word 0
HDLB_ClustOfst .equ 3 ; Current sector offset in current cluster (Byte)
HDLL_DIRsect .equ 4 ; Dir SectorL
HDLH_DIRsect .equ 6 ; Dir SectorH
-HDLW_DIRofst .equ 8 ; BUFFER offset of Dir entry
+HDLW_DIRofst .equ 8 ; SD_BUF offset of Dir entry
HDLL_FirstClus .equ 10 ; File First ClusterLo (identify the file)
HDLH_FirstClus .equ 12 ; File First ClusterHi (identify the file)
HDLL_CurClust .equ 14 ; Current ClusterLo
HDLH_CurClust .equ 16 ; Current ClusterHi
HDLL_CurSize .equ 18 ; written size / not yet read size (Long)
HDLH_CurSize .equ 20 ; written size / not yet read size (Long)
-HDLW_BUFofst .equ 22 ; BUFFER offset ; used by LOAD"
+HDLW_BUFofst .equ 22 ; SD_BUF offset ; used by LOAD"
.IFDEF RAM_1K ; RAM_Size = 1k: due to the lack of RAM PAD is SDIB
.org LoadStackEnd
+SDIB_I2CADR .word 0
+SDIB_I2CCNT .word 0
SDIB_ORG
SDIB_LEN .equ 84
;C EXIT -- exit a colon definition; CALL #EXIT performs ASMtoFORTH (10 cycles)
; JMP #EXIT performs EXIT
FORTHWORD "EXIT"
-EXIT: MOV @RSP+,IP ; 2 pop previous IP (or next PC) from return stack
+EXIT MOV @RSP+,IP ; 2 pop previous IP (or next PC) from return stack
MOV @IP+,PC ; 4 = NEXT
; 6 = ITC - 2
;Z lit -- x fetch inline literal to stack
; This is the primitive compiled by LITERAL.
FORTHWORD "LIT"
-lit: SUB #2,PSP ; 2 push old TOS..
+lit SUB #2,PSP ; 2 push old TOS..
MOV TOS,0(PSP) ; 3 ..onto stack
MOV @IP+,TOS ; 2 fetch new TOS value
MOV @IP+,PC ; 4 NEXT
;https://forth-standard.org/standard/core/DUP
;C DUP x -- x x duplicate top of stack
FORTHWORD "DUP"
-DUP: SUB #2,PSP ; 2 push old TOS..
+DUP SUB #2,PSP ; 2 push old TOS..
MOV TOS,0(PSP) ; 3 ..onto stack
mNEXT ; 4
;https://forth-standard.org/standard/core/qDUP
;C ?DUP x -- 0 | x x DUP if nonzero
FORTHWORD "?DUP"
-QDUP: CMP #0,TOS ; 2 test for TOS nonzero
+QDUP CMP #0,TOS ; 2 test for TOS nonzero
JNZ DUP ; 2
mNEXT ; 4
;https://forth-standard.org/standard/core/DROP
;C DROP x -- drop top of stack
FORTHWORD "DROP"
-DROP: MOV @PSP+,TOS ; 2
+DROP MOV @PSP+,TOS ; 2
mNEXT ; 4
;https://forth-standard.org/standard/core/NIP
;C NIP x1 x2 -- x2 Drop the first item below the top of stack
FORTHWORD "NIP"
-NIP: ADD #2,PSP ; 1
+NIP ADD #2,PSP ; 1
mNEXT ; 4
;https://forth-standard.org/standard/core/SWAP
;C SWAP x1 x2 -- x2 x1 swap top two items
FORTHWORD "SWAP"
-SWAP: MOV @PSP,W ; 2
+SWAP MOV @PSP,W ; 2
MOV TOS,0(PSP) ; 3
MOV W,TOS ; 1
mNEXT ; 4
;https://forth-standard.org/standard/core/OVER
;C OVER x1 x2 -- x1 x2 x1
FORTHWORD "OVER"
-OVER: MOV TOS,-2(PSP) ; 3 -- x1 (x2) x2
+OVER MOV TOS,-2(PSP) ; 3 -- x1 (x2) x2
MOV @PSP,TOS ; 2 -- x1 (x2) x1
SUB #2,PSP ; 2 -- x1 x2 x1
mNEXT ; 4
;https://forth-standard.org/standard/core/ROT
;C ROT x1 x2 x3 -- x2 x3 x1
FORTHWORD "ROT"
-ROT: MOV @PSP,W ; 2 fetch x2
+ROT MOV @PSP,W ; 2 fetch x2
MOV TOS,0(PSP) ; 3 store x3
MOV 2(PSP),TOS ; 3 fetch x1
MOV W,2(PSP) ; 3 store x2
;https://forth-standard.org/standard/core/toR
;C >R x -- R: -- x push to return stack
FORTHWORD ">R"
-TOR: PUSH TOS
+TOR PUSH TOS
MOV @PSP+,TOS
mNEXT
;https://forth-standard.org/standard/core/Rfrom
;C R> -- x R: x -- pop from return stack ; CALL #RFROM performs DOVAR
FORTHWORD "R>"
-RFROM: SUB #2,PSP ; 1
+RFROM SUB #2,PSP ; 1
MOV TOS,0(PSP) ; 3
MOV @RSP+,TOS ; 2
mNEXT ; 4
;https://forth-standard.org/standard/core/RFetch
;C R@ -- x R: x -- x fetch from rtn stk
FORTHWORD "R@"
-RFETCH: SUB #2,PSP
+RFETCH SUB #2,PSP
MOV TOS,0(PSP)
MOV @RSP,TOS
mNEXT
;https://forth-standard.org/standard/core/DEPTH
;C DEPTH -- +n number of items on stack, must leave 0 if stack empty
FORTHWORD "DEPTH"
-DEPTH: MOV TOS,-2(PSP)
+DEPTH MOV TOS,-2(PSP)
MOV #PSTACK,TOS
SUB PSP,TOS ; PSP-S0--> TOS
SUB #2,PSP ; post decrement stack...
;https://forth-standard.org/standard/core/Fetch
;C @ a-addr -- x fetch cell from memory
FORTHWORD "@"
-FETCH: MOV @TOS,TOS
+FETCH MOV @TOS,TOS
mNEXT
;https://forth-standard.org/standard/core/Store
;C ! x a-addr -- store cell in memory
FORTHWORD "!"
-STORE: MOV @PSP+,0(TOS) ;4
+STORE MOV @PSP+,0(TOS) ;4
MOV @PSP+,TOS ;2
mNEXT ;4
;https://forth-standard.org/standard/core/CFetch
;C C@ c-addr -- char fetch char from memory
FORTHWORD "C@"
-CFETCH: MOV.B @TOS,TOS ;2
+CFETCH MOV.B @TOS,TOS ;2
mNEXT ;4
;https://forth-standard.org/standard/core/CStore
;C C! char c-addr -- store char in memory
FORTHWORD "C!"
-CSTORE: MOV.B @PSP+,0(TOS);4
+CSTORE MOV.B @PSP+,0(TOS);4
ADD #1,PSP ;1
MOV @PSP+,TOS ;2
mNEXT
;https://forth-standard.org/standard/core/Plus
;C + n1/u1 n2/u2 -- n3/u3 add n1+n2
FORTHWORD "+"
-PLUS: ADD @PSP+,TOS
+PLUS ADD @PSP+,TOS
mNEXT
;https://forth-standard.org/standard/core/Minus
;C - n1/u1 n2/u2 -- n3/u3 n3 = n1-n2
FORTHWORD "-"
-MINUS: SUB @PSP+,TOS ;2 -- n2-n1
-NEGATE: XOR #-1,TOS ;1
-ONEPLUS: ADD #1,TOS ;1 -- n3 = -(n2-n1)
+MINUS SUB @PSP+,TOS ;2 -- n2-n1
+NEGATE XOR #-1,TOS ;1
+ONEPLUS ADD #1,TOS ;1 -- n3 = -(n2-n1)
mNEXT
;https://forth-standard.org/standard/core/AND
;C AND x1 x2 -- x3 logical AND
FORTHWORD "AND"
-ANDD: AND @PSP+,TOS
+ANDD AND @PSP+,TOS
mNEXT
;https://forth-standard.org/standard/core/OR
;C OR x1 x2 -- x3 logical OR
FORTHWORD "OR"
-ORR: BIS @PSP+,TOS
+ORR BIS @PSP+,TOS
mNEXT
;https://forth-standard.org/standard/core/XOR
;C XOR x1 x2 -- x3 logical XOR
FORTHWORD "XOR"
-XORR: XOR @PSP+,TOS
+XORR XOR @PSP+,TOS
mNEXT
;https://forth-standard.org/standard/core/NEGATE
;https://forth-standard.org/standard/core/ABS
;C ABS n1 -- +n2 absolute value
FORTHWORD "ABS"
-ABBS: CMP #0,TOS ; 1
+ABBS CMP #0,TOS ; 1
JN NEGATE
mNEXT
;https://forth-standard.org/standard/double/DABS
;C DABS d1 -- |d1| absolute value
FORTHWORD "DABS"
-DABBS: AND #-1,TOS ; clear V, set N
+DABBS AND #-1,TOS ; clear V, set N
JGE DABBSEND ; JMP if positive
-DNEGATE: XOR #-1,0(PSP)
+DNEGATE XOR #-1,0(PSP)
XOR #-1,TOS
ADD #1,0(PSP)
ADDC #0,TOS
;https://forth-standard.org/standard/core/ZeroEqual
;C 0= n/u -- flag return true if TOS=0
FORTHWORD "0="
-ZEROEQUAL: SUB #1,TOS ; borrow (clear cy) if TOS was 0
+ZEROEQUAL SUB #1,TOS ; borrow (clear cy) if TOS was 0
SUBC TOS,TOS ; TOS=-1 if borrow was set
mNEXT
;https://forth-standard.org/standard/core/Zeroless
;C 0< n -- flag true if TOS negative
FORTHWORD "0<"
-ZEROLESS: ADD TOS,TOS ;1 set carry if TOS negative
+ZEROLESS ADD TOS,TOS ;1 set carry if TOS negative
SUBC TOS,TOS ;1 TOS=-1 if carry was clear
XOR #-1,TOS ;1 TOS=-1 if carry was set
mNEXT
;https://forth-standard.org/standard/core/Zeromore
;C 0> n -- flag true if TOS positive
FORTHWORD "0>"
-ZEROMORE: CMP #1,TOS
+ZEROMORE CMP #1,TOS
JGE TOSTRUE
JMP TOSFALSE
;https://forth-standard.org/standard/core/Equal
;C = x1 x2 -- flag test x1=x2
FORTHWORD "="
-EQUAL: SUB @PSP+,TOS ;2
+EQUAL SUB @PSP+,TOS ;2
JNZ TOSFALSE ;2 --> +4
TOSTRUE MOV #-1,TOS ;1
mNEXT ;4
;https://forth-standard.org/standard/core/less
;C < n1 n2 -- flag test n1<n2, signed
FORTHWORD "<"
-LESS: MOV @PSP+,W ;2 W=n1
+LESS MOV @PSP+,W ;2 W=n1
SUB TOS,W ;1 W=n1-n2 flags set
JL TOSTRUE ;2
TOSFALSE MOV #0,TOS ;1
;https://forth-standard.org/standard/core/more
;C > n1 n2 -- flag test n1>n2, signed
FORTHWORD ">"
-GREATER: SUB @PSP+,TOS ;2 TOS=n2-n1
+GREATER SUB @PSP+,TOS ;2 TOS=n2-n1
JL TOSTRUE ;2
MOV #0,TOS ;1
mNEXT ;4
;https://forth-standard.org/standard/core/Uless
;C U< u1 u2 -- flag test u1<u2, unsigned
FORTHWORD "U<"
-ULESS: MOV @PSP+,W ;2
+ULESS MOV @PSP+,W ;2
SUB TOS,W ;1 u1-u2 in W, carry clear if borrow
JNC TOSTRUE ;2
MOV #0,TOS ;1
;-------------------------------------------------------------------------------
;Z branch -- branch always
-BRAN: MOV @IP,IP ; 2
+BRAN MOV @IP,IP ; 2
mNEXT ; 4
;Z ?branch x -- branch if TOS = zero
-QBRAN: CMP #0,TOS ; 1 test TOS value
+QBRAN CMP #0,TOS ; 1 test TOS value
QBRAN1 MOV @PSP+,TOS ; 2 pop new TOS value (doesn't change flags)
JZ bran ; 2 if TOS was zero, take the branch = 11 cycles
ADD #2,IP ; 1 else skip the branch destination
mNEXT ; 4 ==> branch not taken = 10 cycles
;Z 0?branch x -- branch if TOS <> zero
-QZBRAN: SUB #1,TOS ; 1 borrow (clear cy) if TOS was 0
+QZBRAN SUB #1,TOS ; 1 borrow (clear cy) if TOS was 0
SUBC TOS,TOS ; 1 TOS=-1 if borrow was set
JMP QBRAN1 ; 2
;Z (do) n1|u1 n2|u2 -- R: -- sys1 sys2 run-time code for DO
; n1|u1=limit, n2|u2=index
-xdo: MOV #8000h,X ;2 compute 8000h-limit "fudge factor"
+xdo MOV #8000h,X ;2 compute 8000h-limit "fudge factor"
SUB @PSP+,X ;2
MOV TOS,Y ;1 loop ctr = index+fudge
MOV @PSP+,TOS ;2 pop new TOS
; run-time code for +LOOP
; Add n to the loop index. If loop terminates, clean up the
; return stack and skip the branch. Else take the inline branch.
-xploop: ADD TOS,0(RSP) ;4 increment INDEX by TOS value
+xploop ADD TOS,0(RSP) ;4 increment INDEX by TOS value
MOV @PSP+,TOS ;2 get new TOS, doesn't change flags
xloopnext BIT #100h,SR ;2 is overflow bit set?
JZ bran ;2 no overflow = loop
; Add 1 to the loop index. If loop terminates, clean up the
; return stack and skip the branch. Else take the inline branch.
; Note that LOOP terminates when index=8000h.
-xloop: ADD #1,0(RSP) ;4 increment INDEX
+xloop ADD #1,0(RSP) ;4 increment INDEX
JMP xloopnext ;2
;https://forth-standard.org/standard/core/UNLOOP
;C UNLOOP -- R: sys1 sys2 -- drop loop parms
FORTHWORD "UNLOOP"
-UNLOOP: JMP UNXLOOP
+UNLOOP JMP UNXLOOP
;https://forth-standard.org/standard/core/I
;C I -- n R: sys1 sys2 -- sys1 sys2
;C get the innermost loop index
FORTHWORD "I"
-II: SUB #2,PSP ;1 make room in TOS
+II SUB #2,PSP ;1 make room in TOS
MOV TOS,0(PSP) ;3
MOV @RSP,TOS ;2 index = loopctr - fudge
SUB 2(RSP),TOS ;3
;C J -- n R: 4*sys -- 4*sys
;C get the second loop index
FORTHWORD "J"
-JJ: SUB #2,PSP ; make room in TOS
+JJ SUB #2,PSP ; make room in TOS
MOV TOS,0(PSP)
MOV 4(RSP),TOS ; index = loopctr - fudge
SUB 6(RSP),TOS
;https://forth-standard.org/standard/core/BL
;C BL -- char an ASCII space
FORTHWORD "BL"
-FBLANK: mDOCON
+FBLANK mDOCON
.word 32
;-------------------------------------------------------------------------------
;https://forth-standard.org/standard/core/toIN
;C >IN -- a-addr holds offset in input stream
FORTHWORD ">IN"
-FTOIN: mDOCON
+FTOIN mDOCON
.word TOIN ; VARIABLE address in RAM space
;https://forth-standard.org/standard/core/BASE
;C BASE -- a-addr holds conversion radix
FORTHWORD "BASE"
-FBASE: mDOCON
+FBASE mDOCON
.word BASE ; VARIABLE address in RAM space
;https://forth-standard.org/standard/core/STATE
;C STATE -- a-addr holds compiler state
FORTHWORD "STATE"
-FSTATE: mDOCON
+FSTATE mDOCON
.word STATE ; VARIABLE address in RAM space
+; LINE -- a-addr LINE interpretation
+ FORTHWORD "LINE"
+FLINE mDOCON
+ .word LINE ; VARIABLE address in RAM space
+
;-------------------------------------------------------------------------------
; ANS complement OPTION
;-------------------------------------------------------------------------------
.include "ADDON\DOUBLE.asm"
.ENDIF ; DOUBLE
- .ENDIF ; ANS_COMPLEMENT
-
;-------------------------------------------------------------------------------
; ARITHMETIC OPERATORS OPTION
;-------------------------------------------------------------------------------
.include "ADDON\ARITHMETIC.asm"
.ENDIF ; ARITHMETIC
+ .ENDIF ; ANS_COMPLEMENT
+
;-------------------------------------------------------------------------------
; NUMERIC OUTPUT
;-------------------------------------------------------------------------------
;https://forth-standard.org/standard/core/num-start
;C <# -- begin numeric conversion (initialize Hold Pointer)
FORTHWORD "<#"
-LESSNUM: MOV #BASE_HOLD,&HP
+LESSNUM MOV #BASE_HOLD,&HP
mNEXT
; unsigned 32-BIT DIVIDEND : 16-BIT DIVISOR --> 32-BIT QUOTIENT, 16-BIT REMAINDER
;https://forth-standard.org/standard/core/numS
;C #S udlo:udhi -- udlo:udhi=0 convert remaining digits
FORTHWORD "#S"
-NUMS: mDOCOL
+NUMS mDOCOL
.word NUM ; X=QUOTlo
FORTHtoASM ;
SUB #2,IP ;1 restore NUM return
;https://forth-standard.org/standard/core/num-end
;C #> udlo:udhi=0 -- c-addr u end conversion, get string
FORTHWORD "#>"
-NUMGREATER: MOV &HP,0(PSP)
+NUMGREATER MOV &HP,0(PSP)
MOV #BASE_HOLD,TOS
SUB @PSP,TOS
mNEXT
;https://forth-standard.org/standard/core/HOLD
;C HOLD char -- add char to output string
FORTHWORD "HOLD"
-HOLD: MOV TOS,W ;1
+HOLD MOV TOS,W ;1
MOV @PSP+,TOS ;2
JMP HOLDW ;15
;https://forth-standard.org/standard/core/SIGN
;C SIGN n -- add minus sign if n<0
FORTHWORD "SIGN"
-SIGN: CMP #0,TOS
+SIGN CMP #0,TOS
MOV @PSP+,TOS
MOV #'-',W
JN HOLDW ; 0<
;https://forth-standard.org/standard/core/Ud
;C U. u -- display u (unsigned)
FORTHWORD "U."
-UDOT: mDOCOL
+UDOT mDOCOL
.word LESSNUM,lit,0,NUMS,NUMGREATER,TYPE,SPACE,EXIT
;https://forth-standard.org/standard/double/Dd
;C D. dlo dhi -- display d (signed)
FORTHWORD "D."
-DDOT: mDOCOL
+DDOT mDOCOL
.word LESSNUM,SWAP,OVER,DABBS,NUMS
.word ROT,SIGN,NUMGREATER,TYPE,SPACE,EXIT
;https://forth-standard.org/standard/core/d
;C . n -- display n (signed)
FORTHWORD "."
-DOT: CMP #0,TOS
+DOT CMP #0,TOS
JGE UDOT
SUB #2,PSP
MOV TOS,0(PSP)
;https://forth-standard.org/standard/core/HERE
;C HERE -- addr returns dictionary ptr
FORTHWORD "HERE"
-HERE: SUB #2,PSP
+HERE SUB #2,PSP
MOV TOS,0(PSP)
MOV &DDP,TOS
mNEXT
;https://forth-standard.org/standard/core/ALLOT
;C ALLOT n -- allocate n bytes in dict
FORTHWORD "ALLOT"
-ALLOT: ADD TOS,&DDP
+ALLOT ADD TOS,&DDP
MOV @PSP+,TOS
mNEXT
;https://forth-standard.org/standard/core/CComma
;C C, char -- append char to dict
FORTHWORD "C,"
-CCOMMA: MOV &DDP,W
+CCOMMA MOV &DDP,W
MOV.B TOS,0(W)
ADD #1,&DDP
MOV @PSP+,TOS
;https://forth-standard.org/standard/core/KEY
;C KEY -- c wait character from input device ; deferred word
FORTHWORD "KEY"
-KEY MOV #PARENKEY,PC
+KEY MOV @PC+,PC
+ .word PARENKEY
;-------------------------------------------------------------------------------
; INTERPRETER INPUT, the kernel of kernel !
;-------------------------------------------------------------------------------
.IFDEF SD_CARD_LOADER
- .include "forthMSP430FR_SD_ACCEPT.asm" ; that creates SD_ACCEPT
+ .include "forthMSP430FR_SD_ACCEPT.asm"
+DEFER_ACCEPT
+ .ENDIF
- .ELSE
+ .IFDEF DEFER_ACCEPT
;https://forth-standard.org/standard/core/ACCEPT
;C ACCEPT addr addr len -- addr' len' get line at addr to interpret len' chars
FORTHWORD "ACCEPT"
-ACCEPT
-
- .ENDIF ; SD_CARD_LOADER
-
-; =========================================================================================================
-; =========================================================================================================
- .IFDEF HALFDUPLEX ; to use FAST FORTH with half duplex input terminal (bluetooth or wifi connexion)
-; =========================================================================================================
-; =========================================================================================================
+ACCEPT MOV @PC+,PC ;3
+ .word PARENACCEPT
-; con speed of TERMINAL link, there are three bottlenecks :
-; 1- time to send XOFF/RTS_high on CR (CR+LF=EOL), first emergency.
-; 2- the char loop time,
-; 3- the time between sending XON/RTS_low and clearing UCRXIFG on first received char,
-; everything must be done to reduce these times, taking into account the necessity of switching to SLEEP (LPMx mode).
-; --------------------------------------;
-; (ACCEPT) part I: prepare TERMINAL_INT ; -- addr len
-; --------------------------------------;
- MOV #ENDACCEPT,S ;2 S = ACCEPT XOFF return
- MOV #AKEYREAD1,T ;2 T = default XON return
- .word 152Dh ;5 PUSHM IP,S,T, as IP ret, XOFF ret, XON ret
- MOV TOS,W ;1 -- addr len
- MOV @PSP,TOS ;2 -- org ptr )
- ADD TOS,W ;1 -- org ptr W=Bound )
- MOV #0Dh,T ;2 T = 'CR' to speed up char loop in part II > prepare stack and registers
- MOV #20h,S ;2 S = 'BL' to speed up char loop in part II ) for TERMINAL_INT use
- BIT #UCRXIFG,&TERMIFG ;3 RX_Int ?
- JZ ACCEPTNEXT ;2 no : case of quiet input terminal
- MOV &TERMRXBUF,Y ;3 yes: clear RX_Int
- CMP #0Ah,Y ;2 received char = LF ? (end of downloading ?)
- JNZ RXON ;2 no : RXON return = AKEYREAD1, to process first char of new line.
-ACCEPTNEXT ADD #2,RSP ;1 yes: remove AKEYREAD1 as XON return,
- MOV #SLEEP,X ;2 and set XON return = SLEEP
- .word 153Ch ;6 PUSHM S,T,W,X before SLEEP (and so WAKE on any interrupts)
-; --------------------------------------;
-RXON ;
-; --------------------------------------;
- .IFDEF TERMINAL3WIRES ;
-RXON_LOOP BIT #UCTXIFG,&TERMIFG ;3 wait the sending end of XON, useless at high baudrates
- JZ RXON_LOOP ;2
- MOV #17,&TERMTXBUF ;4 move char XON into TX_buf
- .ENDIF ;
- .IFDEF TERMINAL4WIRES ;
- BIC.B #RTS,&HANDSHAKOUT ;4 set RTS low
- .ENDIF ;
-; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
-; starts first and 3th stopwatches ;
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
- RET ;4 to SLEEP (End of file download or quiet input) or AKEYREAD1 (get next line of file downloading)
-; --------------------------------------;
-
-; --------------------------------------;
-RXOFF ;
-; --------------------------------------;
- .IFDEF TERMINAL3WIRES ;
-RXOFF_LOOP BIT #UCTXIFG,&TERMIFG ;3 wait the sending end of XOFF, useless at high baudrates
- JZ RXOFF_LOOP ;2
- MOV #19,&TERMTXBUF ;4 move XOFF char into TX_buf
- .ENDIF ;
- .IFDEF TERMINAL4WIRES ;
- BIS.B #RTS,&HANDSHAKOUT ;4 set RTS high
- .ENDIF ;
- RET ;4 to ENDACCEPT
-; --------------------------------------;
-
-; --------------------------------------;
- ASMWORD "SLEEP" ; may be redirected
-SLEEP: ;
- MOV #PARENSLEEP,PC ;3
-; --------------------------------------;
-
-; --------------------------------------;
- ASMWORD "(SLEEP)" ;
-PARENSLEEP: ;
- BIS &LPM_MODE,SR ;3 enter in LPMx sleep mode with GIE=1
-; --------------------------------------; default FAST FORTH mode (for its input terminal use) : LPM0.
-
-;###############################################################################################################
-;###############################################################################################################
-
-; ### # # ####### ####### ###### ###### # # ###### ####### ##### # # ####### ###### #######
-; # ## # # # # # # # # # # # # # # # # # # # #
-; # # # # # # # # # # # # # # # # # # # # # #
-; # # # # # ##### ###### ###### # # ###### # ##### ####### ##### ###### #####
-; # # # # # # # # # # # # # # # # # # # # #
-; # # ## # # # # # # # # # # # # # # # # # #
-; ### # # # ####### # # # # ##### # # ##### # # ####### # # #######
-
-;###############################################################################################################
-;###############################################################################################################
-
-
-; here, Fast FORTH sleeps, waiting any interrupt.
-; IP,S,T,W,X,Y registers (R13 to R8) are free for any interrupt routine...
-; ...and so PSP and RSP stacks with their rules of use.
-; remember: in any interrupt routine you must include : BIC #0x78,0(RSP) before RETI
-; to force return to SLEEP.
-; or (bad idea ? previous SR flags are lost) simply : ADD #2 RSP, then RET instead of RETI
-
-
-; ======================================;
- JMP SLEEP ;2 here is the return for any interrupts, else TERMINAL_INT :-)
-; ======================================;
+;C (ACCEPT) addr addr len -- addr len' get len' (up to len) chars from terminal (TERATERM.EXE) via USBtoUART bridge
+ FORTHWORD "(ACCEPT)"
+PARENACCEPT
+ .ELSE
-; **************************************;
-TERMINAL_INT: ; <--- TEMR RX interrupt vector, delayed by the LPMx wake up time
-; **************************************; if wake up time increases, max bauds rate decreases...
-; (ACCEPT) part II under interrupt ; Org Ptr -- len'
-; --------------------------------------;
- ADD #4,RSP ;1 remove SR and PC from stack, SR flags are lost (unused by FORTH interpreter)
- .word 172Ah ;5 POPM W=buffer_bound,T=0Dh,S=20h
-; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
-; starts the 2th stopwatch ;
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
-AKEYREAD MOV.B &TERMRXBUF,Y ;3 read character into Y, UCRXIFG is cleared
-; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
-; stops the 3th stopwatch ; 3th bottleneck result : 17~ + LPMx wake_up time ( + 5~ XON loop if F/Bds<230401 )
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
-AKEYREAD1 ; <--- XON RET address 2 ; first emergency: anticipate XOFF on CR as soon as possible
- CMP.B T,Y ;1 char = CR ?
- JZ RXOFF ;2 then RET to ENDACCEPT
-; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;+ 4 to send RXOFF
-; stops the first stopwatch ;= first bottleneck (empty line process), best case result: 20~ + LPMx wake_up time..
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^; ...or 11~ in case of empty line
- CMP.B S,Y ;1 printable char ?
- JHS ASTORETEST ;2 yes
- CMP.B #8,Y ; char = BS ?
- JNE WAITaKEY ; case of other control chars
-; --------------------------------------;
-; start of backspace ; made only by an human
-; --------------------------------------;
- MOV #AYEMIT_RET,IP ;2 IP = return for YEMIT
- MOV #32,Y ; to send a space first
- CMP @PSP,TOS ; Ptr = Org ?
- JZ YEMIT1 ; yes: do nothing else
- SUB #1,TOS ; no : dec Ptr
- JMP WAITaKEY
-AYEMIT_RET FORTHtoASM ; 0 YEMII NEXT address
- JMP WAITaKEY
-; --------------------------------------;
-; end of backspace ;
-; --------------------------------------;
-ASTORETEST CMP W,TOS ; 1 Bound is reached ?
- JZ WAITaKEY ; 2 yes: send echo then loopback
- MOV.B Y,0(TOS) ; 3 no: store char @ Ptr, send echo then loopback
- ADD #1,TOS ; 1 increment Ptr
-; --------------------------------------;
-WAITaKEY BIT #UCRXIFG,&TERMIFG ; 3 new char in TERMRXBUF ?
- JNZ AKEYREAD ; 2 yes
- JZ WAITaKEY ; 2 no
-; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
-; stops the 2th stopwatch ; best case result: 23~ ==> 434 kBds/MHz
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
-; --------------------------------------;
-ENDACCEPT ; <--- XOFF return address
-; --------------------------------------;
- MOV #LPM0+GIE,&LPM_MODE ; reset LPM_MODE to default mode LPM0 for next line of input stream
-DROPEXIT SUB @PSP+,TOS ; Org Ptr -- len'
- MOV @RSP+,IP ; 2 and continue with INTERPRET with GIE=0.
- ; So FORTH machine is protected against any interrupt...
- mNEXT ; ...until next falling down to LPMx mode of (ACCEPT) part1,
-; **************************************; i.e. when the FORTH interpreter has no more to do.
+;https://forth-standard.org/standard/core/ACCEPT
+;C ACCEPT addr addr len -- addr' len' get line at addr to interpret len' chars
+ FORTHWORD "ACCEPT"
+ACCEPT
-; ------------------------------------------------------------------------------
-; TERMINAL I/O, output part
-; ------------------------------------------------------------------------------
+ .ENDIF ; DEFER_ACCEPT
+ .IFDEF HALFDUPLEX ; to use FAST FORTH with half duplex input terminal (bluetooth or wifi connexion)
-;Z (EMIT) c -- output character (byte) to the terminal
-; hardware or software control on TX flow seems not necessary with UARTtoUSB bridges because
-; they stop TX when their RX buffer is full. So no problem when the terminal input is echoed to output.
- FORTHWORD "(EMIT)"
-PARENEMIT: MOV TOS,Y ; 1
- MOV @PSP+,TOS ; 2
-YEMIT1 BIT #UCTXIFG,&TERMIFG ; 3 wait the sending end of previous char, useless at high baudrates
- JZ YEMIT1 ; 2
- .IFDEF TERMINAL5WIRES ;
-YEMIT2 BIT.B #CTS,&HANDSHAKIN ;
- JNZ YEMIT2
- .ENDIF
-YEMIT .word 4882h ; hi7/4~ lo:12/4~ send/send_not echo to terminal
- .word TERMTXBUF ; 3 MOV Y,&TERMTXBUF
- mNEXT ; 4
+ .include "forthMSP430FR_HALFDUPLEX.asm"
-; =========================================================================================================
-; =========================================================================================================
.ELSE ; to use FAST FORTH with full duplex terminal (USBtoUART bridge)
-; =========================================================================================================
-; =========================================================================================================
; con speed of TERMINAL link, there are three bottlenecks :
; 1- time to send XOFF/RTS_high on CR (CR+LF=EOL), first emergency.
; --------------------------------------;
ASMWORD "SLEEP" ; may be redirected
-SLEEP: ;
- MOV #PARENSLEEP,PC ;3
+SLEEP ;
+ MOV @PC+,PC ;3
+ .word PARENSLEEP ;
; --------------------------------------;
; --------------------------------------;
ASMWORD "(SLEEP)" ;
-PARENSLEEP: ;
+PARENSLEEP ;
BIS &LPM_MODE,SR ;3 enter in LPMx sleep mode with GIE=1
; --------------------------------------; default FAST FORTH mode (for its input terminal use) : LPM0.
; **************************************;
-TERMINAL_INT: ; <--- TEMR RX interrupt vector, delayed by the LPMx wake up time
+TERMINAL_INT ; <--- TEMR RX interrupt vector, delayed by the LPMx wake up time
; **************************************; if wake up time increases, max bauds rate decreases...
; (ACCEPT) part II under interrupt ; Org Ptr -- len'
; --------------------------------------;
ADD #4,RSP ;1 remove SR and PC from stack, SR flags are lost (unused by FORTH interpreter)
- .word 173Ah ;6 POPM W=buffer_bound,T=0Dh,S=20h,IP=AYEMIT_RET
+ .word 173Ah ;6 POPM ;W=buffer_bound, T=0Dh,S=20h, IP=AYEMIT_RET
; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
; starts the 2th stopwatch ;
; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
; stops the 3th stopwatch ; 3th bottleneck result : 17~ + LPMx wake_up time ( + 5~ XON loop if F/Bds<230400 )
; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
-AKEYREAD1 ; <--- XON RET address 2 ; first emergency: anticipate XOFF on CR as soon as possible
+AKEYREAD1 CMP.B S,Y ;1 printable char ?
+ JHS ASTORETEST ;2 yes
CMP.B T,Y ;1 char = CR ?
JZ RXOFF ;2 then RET to ENDACCEPT
; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;+ 4 to send RXOFF
-; stops the first stopwatch ;= first bottleneck, best case result: 24~ + LPMx wake_up time..
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^; ...or 11~ in case of empty line
- CMP.B S,Y ;1 printable char ?
- JHS ASTORETEST ;2 yes
- CMP.B #8,Y ; char = BS ?
- JNE WAITaKEY ; case of other control chars
+; stops the first stopwatch ;= first bottleneck, best case result: 27~ + LPMx wake_up time..
+; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^; ...or 14~ in case of empty line
+AQBS CMP.B #8,Y ;1 char = BS ?
+ JNE WAITaKEY ;2 case of other control chars
; --------------------------------------;
; start of backspace ; made only by an human
; --------------------------------------;
JZ YEMIT1 ; 2 yes: send echo then loopback
MOV.B Y,0(TOS) ; 3 no: store char @ Ptr, send echo then loopback
ADD #1,TOS ; 1 increment Ptr
-YEMIT1 BIT #UCTXIFG,&TERMIFG ; 3 wait the sending end of previous char, useless at high baudrates
+YEMIT1
+ .IF TERMINALBAUDRATE/FREQUENCY <230400
+ BIT #UCTXIFG,&TERMIFG ; 3 wait the sending end of previous char (sent before ACCEPT), useless at high baudrates
JZ YEMIT1 ; 2
+ .ENDIF
.IFDEF TERMINAL5WIRES ;
-YEMIT2 BIT.B #CTS,&HANDSHAKIN ;
- JNZ YEMIT2 ;
+YEMIT2 BIT.B #CTS,&HANDSHAKIN ; 3
+ JNZ YEMIT2 ; 2
.ENDIF
YEMIT .word 4882h ; hi7/4~ lo:12/4~ send/send_not echo to terminal
.word TERMTXBUF ; 3 MOV Y,&TERMTXBUF
AYEMIT_RET FORTHtoASM ; 0 YEMII NEXT address; NOP9
SUB #2,IP ; 1 set YEMIT NEXT address to AYEMIT_RET
WAITaKEY BIT #UCRXIFG,&TERMIFG ; 3 new char in TERMRXBUF ?
- JZ WAITaKEY ; 2 no
JNZ AKEYREAD ; 2 yes
+ JZ WAITaKEY ; 2 no
; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv;
-; stops the 2th stopwatch ; best case result: 31~/28~ (with/without echo) ==> 322/357 kBds/MHz
-; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
+; stops the 2th stopwatch ; best case result: 26~/22~ (with/without echo) ==> 385/455 kBds/MHz
+; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^;
; --------------------------------------;
ENDACCEPT ; <--- XOFF return address
; --------------------------------------;
MOV #LPM0+GIE,&LPM_MODE ; reset LPM_MODE to default mode LPM0 for next line of input stream
+ CMP #0,&LINE ; if LINE <> 0...
+ JZ DROPEXIT ;
+ ADD #1,&LINE ; ...increment LINE
DROPEXIT SUB @PSP+,TOS ; Org Ptr -- len'
MOV @RSP+,IP ; 2 and continue with INTERPRET with GIE=0.
; So FORTH machine is protected against any interrupt...
; hardware or software control on TX flow seems not necessary with UARTtoUSB bridges because
; they stop TX when their RX buffer is full. So no problem when the terminal input is echoed to output.
FORTHWORD "(EMIT)"
-PARENEMIT: MOV TOS,Y ; 1
+PARENEMIT MOV TOS,Y ; 1
MOV @PSP+,TOS ; 2
JMP YEMIT1 ;9 12~
-; =========================================================================================================
-; =========================================================================================================
.ENDIF ; HALFDUPLEX
-; =========================================================================================================
-; =========================================================================================================
+
;https://forth-standard.org/standard/core/EMIT
;C EMIT c -- output character to the output device ; deferred word
FORTHWORD "EMIT"
-EMIT: MOV #PARENEMIT,PC ;3 15~
+EMIT MOV @PC+,PC ;3 15~
+ .word PARENEMIT
;Z ECHO -- connect console output (default)
FORTHWORD "ECHO"
-ECHO: MOV #4882h,&YEMIT ; 4882h = MOV Y,&<next_adr>
+ECHO MOV #4882h,&YEMIT ; 4882h = MOV Y,&<next_adr>
+ MOV #0,&LINE ;
mNEXT
;Z NOECHO -- disconnect console output
FORTHWORD "NOECHO"
-NOECHO: MOV #NEXT,&YEMIT ; NEXT = 4030h = MOV @IP+,PC
+NOECHO MOV #NEXT,&YEMIT ; NEXT = 4030h = MOV @IP+,PC
+ MOV #1,&LINE ;
mNEXT
-; (CR) -- send CR+LF to the output terminal (via EMIT)
- FORTHWORD "(CR)"
-PARENCR: mDOCOL
- .word lit,13,EMIT
- .word lit,10,EMIT
- .word EXIT
-
-;https://forth-standard.org/standard/core/CR
-;C CR -- send CR to the output device
- FORTHWORD "CR"
-CR: MOV #PARENCR,PC
-
-
;https://forth-standard.org/standard/core/SPACE
;C SPACE -- output a space
FORTHWORD "SPACE"
-SPACE: SUB #2,PSP ;1
+SPACE SUB #2,PSP ;1
MOV TOS,0(PSP) ;3
MOV #20h,TOS ;2
JMP EMIT ;17~ 23~
;https://forth-standard.org/standard/core/SPACES
;C SPACES n -- output n spaces
FORTHWORD "SPACES"
-SPACES: CMP #0,TOS
+SPACES CMP #0,TOS
JZ SPACESEND
PUSH IP
MOV #SPACESNEXT,IP
mNEXT
+ .IFDEF DEFER_TYPE
+
+;https://forth-standard.org/standard/core/TYPE
+;C TYPE adr len -- type line to terminal
+ FORTHWORD "TYPE"
+TYPE MOV @PC+,PC
+ .word PARENTYPE
+
+;https://forth-standard.org/standard/core/TYPE
+;C TYPE adr len -- type line to terminal
+ FORTHWORD "(TYPE)"
+PARENTYPE
+
+ .ELSE
+
;https://forth-standard.org/standard/core/TYPE
;C TYPE adr len -- type line to terminal
FORTHWORD "TYPE"
-TYPE CMP #0,TOS
+TYPE
+
+ .ENDIF ; DEFER_TYPE
+
+ CMP #0,TOS
JZ TWODROP ; abort fonction
.word 0151Eh ;5 PUSM TOS,IP R-- len,IP
MOV #TYPE_NEXT,IP
.word 0171Dh ;5 POPM IP,TOS
JMP TWODROP ;2+7
+; (CR) -- send CR+LF to the output terminal (via TYPE)
+ FORTHWORD "(CR)"
+PARENCR mDOCOL
+ .word XSQUOTE
+ .byte 2,13,10
+ .word TYPE,EXIT
+
+;https://forth-standard.org/standard/core/CR
+;C CR -- send CR to the output device
+ FORTHWORD "CR"
+CR MOV @PC+,PC
+ .word PARENCR
+
; ------------------------------------------------------------------------------
; STRINGS PROCESSING
; ------------------------------------------------------------------------------
;Z (S") -- addr u run-time code for S"
; get address and length of string.
-XSQUOTE: SUB #4,PSP ; 1 -- x x TOS ; push old TOS on stack
+XSQUOTE SUB #4,PSP ; 1 -- x x TOS ; push old TOS on stack
MOV TOS,2(PSP) ; 3 -- TOS x x ; and reserve one cell on stack
MOV.B @IP+,TOS ; 2 -- x u ; u = lenght of string
MOV IP,0(PSP) ; 3 -- addr u
.IFDEF LOWERCASE
FORTHWORD "CAPS_ON"
-CAPS_ON: MOV #-1,&CAPS ; state by default
+CAPS_ON MOV #-1,&CAPS ; state by default
mNEXT
FORTHWORD "CAPS_OFF"
-CAPS_OFF: MOV #0,&CAPS
+CAPS_OFF MOV #0,&CAPS
mNEXT
;https://forth-standard.org/standard/core/Sq
;C S" -- compile in-line string
FORTHWORDIMM "S\34" ; immediate
-SQUOTE: mDOCOL
+SQUOTE mDOCOL
.word lit,XSQUOTE,COMMA
SQUOTE1 .word CAPS_OFF
.word lit,'"',WORDD ; -- c-addr (= HERE)
;https://forth-standard.org/standard/core/Sq
;C S" -- compile in-line string
FORTHWORDIMM "S\34" ; immediate
-SQUOTE: mDOCOL
+SQUOTE mDOCOL
.word lit,XSQUOTE,COMMA
SQUOTE1 .word lit,'"',WORDD ; -- c-addr (= HERE)
FORTHtoASM
;https://forth-standard.org/standard/core/Dotq
;C ." -- compile string to print
FORTHWORDIMM ".\34" ; immediate
-DOTQUOTE: mDOCOL
+DOTQUOTE mDOCOL
.word SQUOTE
.word lit,TYPE,COMMA,EXIT
; TOIN is the relative displacement into buffer
; spaces (as separator) filled line = 25 cycles + 7 cycles by char
FORTHWORD "WORD"
-WORDD: MOV #SOURCE_LEN,S ;2 -- separator
+WORDD MOV #SOURCE_LEN,S ;2 -- separator
MOV @S+,X ;2 X = buf_len
MOV @S+,W ;2 W = buf_org
ADD W,X ;1 W = buf_org X = buf_org + buf_len = buf_end
; WORDFOUND to end : 21 cycles.
; note: with 16 threads vocabularies, FIND takes about 75% of CORETEST.4th processing time
FORTHWORD "FIND"
-FIND: SUB #2,PSP ;1 -- ???? c-addr reserve one cell here, not at FINDEND because interacts with flag Z
+FIND SUB #2,PSP ;1 -- ???? c-addr reserve one cell here, not at FINDEND because interacts with flag Z
MOV TOS,S ;1 S=c-addr
MOV.B @S,rDOCON ;2 R5= string count
MOV.B #80h,rDODOES ;2 R4= immediate mask
MOV @PSP+,TOS
mNEXT
- .IFDEF MPY
+ .IFDEF HRDWMPY
;https://forth-standard.org/standard/core/toNUMBER
;C convert a string to double number until count2 = 0 or until not convertible char
;C >NUMBER ud1lo|ud1hi addr1 count1 -- ud2lo|ud2hi addr2 count2
FORTHWORD ">NUMBER" ; 23 cycles + 32/34 cycles DEC/HEX char loop
-TONUMBER: MOV @PSP+,S ;2 S = adr
+TONUMBER MOV @PSP+,S ;2 S = adr
MOV @PSP+,Y ;2 Y = ud1hi
MOV @PSP,X ;2 X = ud1lo
SUB #4,PSP ;1
; ?NUMBER makes the interface between >NUMBER and INTERPRET; it's a subset of INTERPRET.
; convert a string to a signed number; FORTH 2012 prefixes $, %, # are recognized
-; 32 bits numbers (with decimal point) are recognized
-; fixed point signed numbers (with a comma) are recognised.
-; prefixes # % $ - are processed before calling >NUMBER, decimal point and comma are processed as >NUMBER exits
+; 32 bits numbers (with decimal point) and fixed point signed numbers (with a comma) are recognized.
+; prefixes # % $ - are processed before calling >NUMBER
+; not convertible chars '.' (double) and ',' (fixed point) are processed as >NUMBER exits
;Z ?NUMBER c-addr -- n -1 if convert ok ; flag Z=0
;Z c-addr -- c-addr 0 if convert ko ; flag Z=1
-QNUMBER: MOV #0,S ;1
+QNUMBER MOV #0,S ;1
MOV &BASE,T ;3 T=BASE
- BIC #UF9,SR ;2 reset flag UF9, as decimal point flag
+ BIC #UF9,SR ;2 reset flag UF9, before use as decimal point flag
.word 152Dh ;5 R-- IP sign base
MOV #0,X ;1 X=ud1lo
MOV #0,Y ;1 Y=ud1hi
JMP TONUMPLUS ;2
; ----------------------------------; 39
QNUMNEXT FORTHtoASM ; -- c-addr ud2lo-hi addr2 cnt2 R-- IP sign BASE S=addr2
- CMP #0,TOS ;1 cnt2=0 ? conversion is ok ?
+ CMP #0,TOS ;1 cnt2=0 : conversion is ok ?
JZ QNUMNEXT1 ;2 yes
BIS #UF9,SR ;2 set double number flag
-QNUMDP CMP.B #'.',0(S) ;4 rejected char by >NUMBER = decimal point ?
- JNZ QS15Q16 ;2 no
-QNUMDPFOUND SUB #2,IP ;1 set >NUMBER return address
- JMP TONUMPLUS ;2 loop back to terminate conversion
-QS15Q16 CMP.B #',',0(S) ;5 rejected char by >NUMBER is a comma ?
+
+ .IFDEF FIXPOINT_INPUT
+
+QQNUMDP CMP.B #'.',0(S) ;4 rejected char by >NUMBER = decimal point ?
+ JNZ QQcomma ;2 no
+ SUB #2,IP ;1 yes: set QNUMNEXT address as >NUMBER return
+ JMP TONUMPLUS ;2 loop back to >NUMBER to terminate conversion
+QQcomma CMP.B #',',0(S) ;5 rejected char by >NUMBER is a comma ?
JNZ QNUMNEXT1 ;2 no
-; ----------------------------------;
-S15Q16 MOV TOS,W ;1 -- c-addr ud2lo x x x W=cnt2
- MOV #0,X ;1 -- c-addr ud2lo x 0 x init ud2lo' = 0
-S15Q16LOOP MOV X,2(PSP) ;3 -- c-addr ud2lo ud2lo' ud2lo' x X = 0(PSP) = ud2lo'
+S15Q16 MOV TOS,W ;1 -- c-addr ud2lo x x x yes W=cnt2
+ MOV #0,X ;1 -- c-addr ud2lo x 0 x init X = ud2lo' = 0
+S15Q16LOOP MOV X,2(PSP) ;3 -- c-addr ud2lo ud2lo' ud2lo' x 0(PSP) = ud2lo'
SUB.B #1,W ;1 decrement cnt2
MOV W,X ;1 X = cnt2-1
ADD S,X ;1 X = end_of_string-1, first...
MOV @PSP,4(PSP) ;4 -- c-addr ud2lo ud2hi x x uqlo becomes ud2lo
MOV W,TOS ;1 -- c-addr ud2lo ud2hi x cnt2
CMP.B #0,TOS ;1 TOS = 0 if end of conversion char = ',' (happy end)
+
+ .ELSE ; no FIXPOINT_INPUT
+
+QQNUMDP CMP.B #'.',0(S) ;4 rejected char by >NUMBER = decimal point ?
+ JNZ QNUMNEXT1 ;2 no
+ SUB #2,IP ;1 yes: set QNUMNEXT address as >NUMBER return
+ JMP TONUMPLUS ;2 loop back to >NUMBER to terminate conversion
+
+ .ENDIF
+
; ----------------------------------;88
QNUMNEXT1 .word 0172Bh ;4 -- c-addr ud2lo-hi x cnt2 POPM T,S,IP S = sign flag = {-1;0}
MOV S,TOS ;1 -- c-addr ud2lo-hi x sign
QNUMEND mNEXT ;4 TOS=-1 and Z=0 ==> conversion ok
; ----------------------------------;119 words
- .ELSE ; no hardware MPY
+ .ELSE ; no hardware HRDWMPY
; T.I. SIGNED MULTIPLY SUBROUTINE: U1 x U2 -> Ud
;https://forth-standard.org/standard/core/UMTimes
;C UM* u1 u2 -- ud unsigned 16x16->32 mult.
FORTHWORD "UM*"
-UMSTAR: MOV @PSP,S ;2 MDlo
+UMSTAR MOV @PSP,S ;2 MDlo
UMSTAR1 MOV #0,T ;1 MDhi=0
MOV #0,X ;1 RES0=0
MOV #0,Y ;1 RES1=0
;C >NUMBER ud1lo|ud1hi addr1 count1 -- ud2lo|ud2hi addr2 count2
FORTHWORD ">NUMBER"
-TONUMBER: MOV @PSP,S ; S=adr
+TONUMBER MOV @PSP,S ; S=adr
MOV TOS,T ; T=count
TONUMLOOP MOV.B @S,X ; -- ud1lo ud1hi x x X=char
DDIGITQ SUB.B #30h,X ;2 skip all chars < '0'
;Z c-addr -- c-addr 0 if convert ko ; flag Z=1
; FORTH 2012 prefixes $, %, # are recognised
; 32 bits numbers (with decimal point) are recognised
-; fixed point signed numbers (with a comma) are recognised.
+; with FIXPOINT_INPUT switched ON, fixed point signed numbers (with a comma) are recognised.
; prefixes # % $ - are processed before calling >NUMBER, decimal point and comma are >NUMBER exits
; FORTHWORD "?NUMBER"
-QNUMBER: MOV #0,S ;1
+QNUMBER MOV #0,S ;1
MOV &BASE,T ;3 T=BASE
BIC #UF9,SR ;2 reset flag UF9 used here as decimal point flag
.word 152Dh ;5 R-- IP sign base
CMP #0,TOS ;1 cnt2=0 ? conversion is ok ?
JZ QNUMNEXT1 ;2 yes
BIS #UF9,SR ;2 set double number flag
+
+ .IFDEF FIXPOINT_INPUT
+
QNUMDP CMP.B #'.',0(S) ;4 rejected char by >NUMBER is a decimal point ?
JNZ QS15Q16 ;2 no
QNUMDPFOUND SUB #2,IP ;1 set >NUMBER return address
MOV @PSP,4(PSP) ;4 -- c-addr ud2lo ud2hi x x uqlo becomes ud2lo
MOV W,TOS ;1 -- c-addr ud2lo ud2hi x cnt2
CMP.B #0,TOS ;1 TOS = 0 if end of conversion char = ',' (happy end)
+
+ .ELSE ; no FIXPOINT_INPUT
+
+QNUMDP CMP.B #'.',0(S) ;4 rejected char by >NUMBER is a decimal point ?
+ JNZ QNUMNEXT1 ;2 no
+QNUMDPFOUND SUB #2,IP ;1 set >NUMBER return address
+ JMP TONUMPLUS ;2 to terminate conversion
+
+ .ENDIF
+
; ----------------------------------;97
QNUMNEXT1 .word 0172Bh ;4 -- c-addr ud2lo-hi x cnt2 POPM T,S,IP S = sign flag = {-1;0}
MOV S,TOS ;1 -- c-addr ud2lo-hi x sign
QNUMEND mNEXT ;4 TOS=-1 and Z=0 ==> conversion ok
; ----------------------------------;128 words
- .ENDIF ; MPY
+ .ENDIF ; HRDWMPY
;https://forth-standard.org/standard/core/EXECUTE
;C EXECUTE i*x xt -- j*x execute Forth word at 'xt'
FORTHWORD "EXECUTE"
-EXECUTE: MOV TOS,W ; 1 put word address into W
+EXECUTE MOV TOS,W ; 1 put word address into W
MOV @PSP+,TOS ; 2 fetch new TOS
MOV W,PC ; 3 fetch code address into PC
;https://forth-standard.org/standard/core/Comma
;C , x -- append cell to dict
FORTHWORD ","
-COMMA: MOV &DDP,W ;3
+COMMA MOV &DDP,W ;3
ADD #2,&DDP ;3
MOV TOS,0(W) ;3
MOV @PSP+,TOS ;2
;C LITERAL (n|d) -- append single numeric literal if compiling state
; (n|d) -- append double numeric literal if compiling state and if UF9<>0 (not ANS)
FORTHWORDIMM "LITERAL" ; immediate
-LITERAL: CMP #0,&STATE ;3
+LITERAL CMP #0,&STATE ;3
JZ LITERALEND ;2
LITERAL1 MOV &DDP,W ;3
ADD #4,&DDP ;3
;https://forth-standard.org/standard/core/COUNT
;C COUNT c-addr1 -- adr len counted->adr/len
FORTHWORD "COUNT"
-COUNT: SUB #2,PSP ;1
+COUNT SUB #2,PSP ;1
ADD #1,TOS ;1
MOV TOS,0(PSP) ;3
MOV.B -1(TOS),TOS ;3
;C INTERPRET i*x addr u -- j*x interpret given buffer
; This is the common factor of EVALUATE and QUIT.
-; Absent from forth 2012
-; set addr, u as input buffer then parse it word by word
+; set addr u as input buffer then parse it word by word
; FORTHWORD "INTERPRET"
-INTERPRET: MOV TOS,&SOURCE_LEN ; -- addr u buffer lentgh ==> ticksource variable
+INTERPRET MOV TOS,&SOURCE_LEN ; -- addr u buffer lentgh ==> ticksource variable
MOV @PSP+,&SOURCE_ADR ; -- u buffer address ==> ticksource+2 variable
MOV @PSP+,TOS ; --
MOV #0,&TOIN ;
MOV #INTFINDNEXT,IP ;2 define INTFINDNEXT as FIND return
JNZ FIND ;2 if EOL not reached
MOV @PSP+,TOS ; -- else EOL is reached
- MOV @RSP+,IP ; -- c-addr
+ MOV @RSP+,IP ; --
mNEXT ; return to QUIT on EOL
INTFINDNEXT FORTHtoASM ; -- c-addr fl Z = not found
NotFoundExe ADD.B #1,0(TOS) ;3 c-addr -- Not a Number : incr string count to add '?'
MOV.B @TOS,Y ;2
ADD TOS,Y ;1
- MOV.B #'?',0(Y) ;5 add '?' to end of word
+ MOV.B #'?',0(Y) ;5 add '?' to end of word string
MOV #FQABORTYES,IP ;2 define COUNT return
JMP COUNT ;2 -- addr len 44 words
;https://forth-standard.org/standard/core/EVALUATE
; EVALUATE \ i*x c-addr u -- j*x interpret string
FORTHWORD "EVALUATE"
-EVALUATE: MOV #SOURCE_LEN,X ;2
+EVALUATE MOV #SOURCE_LEN,X ;2
MOV @X+,S ;2 S = SOURCE_LEN
MOV @X+,T ;2 T = SOURCE_ADR
MOV @X+,W ;2 W = TOIN
.IFDEF BOOTLOAD ; IF BOOTLOADER
-;https://forth-standard.org/standard/core/QUIT
;c BOOT -- jump to bootstrap then continues with (QUIT)
FORTHWORD "BOOT"
BOOT MOV #RSTACK,RSP
;https://forth-standard.org/standard/core/QUIT
;c QUIT -- interpret line by line the input stream, but may be redirected as here:
FORTHWORD "QUIT"
-QUIT MOV #BOOT,PC
+QUIT MOV @PC+,PC
+ .word BOOT
FORTHWORD "(QUIT)"
PARENQUIT
QUIT2 .word TYPE ; display it
REFILL .word FCIB,DUP,CPL ; -- Org Org size
.word ACCEPT ; -- Org len (len <= size)
- .word SPACE
+QUIT3 .word SPACE
QUIT4 .word INTERPRET
.word DEPTH,ZEROLESS
.word XSQUOTE
.byte 5,13,10," " ; CR+LF + 3 blanks
.word BRAN,QUIT2
+
+
+
+WIP_DEFER
+ MOV #PARENWARM,&WARM+2 ; reset all FACTORY defered words
+ MOV #PARENSLEEP,&SLEEP+2
+; common part for QABORT and WIPE
+QAB_DEFER MOV #PARENEMIT,&EMIT+2 ;4 always restore default console output
+ MOV #PARENCR,&CR+2 ;4 and CR to CR EMIT
+ MOV #PARENKEY,&KEY+2 ;4
+ .IFDEF SD_CARD_LOADER
+ MOV #PARENACCEPT,&ACCEPT+2 ;4 always restore default console input
+ MOV #TIB_ORG,&FCIB+2 ;4 TIB is the Current Input Buffer
+ .ENDIF
+ .IFDEF MSP430ASSEMBLER ; reset all branch labels
+ MOV #0,&CLRBW1 ;3
+ MOV #0,&CLRBW2 ;3
+ MOV #0,&CLRBW3 ;3
+ MOV #0,&CLRFW1 ;3
+ MOV #0,&CLRFW2 ;3
+ MOV #0,&CLRFW3 ;3
+ .ENDIF
+ MOV #10,&BASE ;4
+ RET
+
;https://forth-standard.org/standard/core/ABORT
;C ABORT i*x -- R: j*x -- clear stack & QUIT
FORTHWORD "ABORT"
-ABORT: MOV #PSTACK,PSP
+ABORT MOV #PSTACK,PSP
JMP QUIT
RefillUSBtime .equ int(frequency*2730) ; 2730*frequency ==> word size max value @ 24 MHz
;Z ?ABORT f c-addr u -- abort & print msg
; FORTHWORD "?ABORT"
-QABORT: CMP #0,2(PSP) ; -- f c-addr u flag test
+QABORT CMP #0,2(PSP) ; -- f c-addr u flag test
QABORTNO JZ THREEDROP
-QABORTYES MOV #4882h,&YEMIT ; -- c-addr u restore default YEMIT = set ECHO
+QABORTYES ; MOV @PSP+,0(PSP) ; -- c-addr u
+ MOV #4882h,&YEMIT ; restore default YEMIT = set ECHO
.IFDEF SD_CARD_LOADER ; close all handles
MOV &CurrentHdl,T
.word XSQUOTE ; -- c-addr u c-addr1 u1
.byte 4,27,"[7m" ;
.word TYPE ; -- c-addr u set reverse video
+
+ .word FLINE,FETCH,QDUP; if LINE <> 0
+ .word QBRAN,ERRLINE_END
+ .word XSQUOTE ; displays the line where error occured
+ .byte 5,"line:" ;
+ .word TYPE ;
+ .word lit,1,MINUS,UDOT;
+ .word ECHO ; to clear LINE
+ERRLINE_END ;
.word TYPE ; -- type abort message
.word XSQUOTE ; -- c-addr2 u2
.byte 4,27,"[0m" ;
.word TYPE ; -- set normal video
- .word FORTH,ONLY ; to quit assembler and so to abort any ASSEMBLER definitions
- .word DEFINITIONS ; reset CURRENT directory
- .word PWR_STATE ; wipe, if exist, not well finished definition and its previous MARKER
+; ----------------------------------;
+; remove words from PWR_HERE ;
+; ----------------------------------;
+ .word PWR_STATE ;
+; ----------------------------------;
.IFDEF LOWERCASE
.word CAPS_ON ;
.ENDIF
;C i*x flag -- R: j*x -- flag<>0
FORTHWORDIMM "ABORT\34" ; immediate
-ABORTQUOTE: mDOCOL
+ABORTQUOTE mDOCOL
.word SQUOTE
.word lit,QABORT,COMMA
.word EXIT
-
;https://forth-standard.org/standard/core/Tick
;C ' -- xt find word in dictionary and leave on stack its execution address
FORTHWORD "'"
-TICK: mDOCOL ; separator -- xt
+TICK mDOCOL ; separator -- xt
.word FBLANK,WORDD,FIND ; Z=1 if not found
.word QBRAN,NotFound
.word EXIT
; \ -- backslash
; everything up to the end of the current line is a comment.
FORTHWORDIMM "\\" ; immediate
-BACKSLASH: MOV &SOURCE_LEN,&TOIN ;
+BACKSLASH MOV &SOURCE_LEN,&TOIN ;
mNEXT
;-------------------------------------------------------------------------------
;https://forth-standard.org/standard/core/Bracket
;C [ -- enter interpretative state
FORTHWORDIMM "[" ; immediate
-LEFTBRACKET: MOV #0,&STATE
+LEFTBRACKET MOV #0,&STATE
mNEXT
;https://forth-standard.org/standard/core/right-bracket
;C ] -- enter compiling state
FORTHWORD "]"
-RIGHTBRACKET: MOV #-1,&STATE
+RIGHTBRACKET MOV #-1,&STATE
mNEXT
;https://forth-standard.org/standard/core/BracketTick
;C ['] <name> -- find word & compile it as literal
FORTHWORDIMM "[']" ; immediate word, i.e. word executed also during compilation
-BRACTICK: mDOCOL
+BRACTICK mDOCOL
.word TICK ; get xt of <name>
.word lit,lit,COMMA ; append LIT action
.word COMMA,EXIT ; append xt literal
;https://forth-standard.org/standard/core/DEFERStore
;C DEFER! xt CFA_DEFER -- ; store xt to the address after DODEFER
; FORTHWORD "DEFER!"
-DEFERSTORE: MOV @PSP+,2(TOS) ; -- CFA_DEFER xt --> [CFA_DEFER+2]
+DEFERSTORE MOV @PSP+,2(TOS) ; -- CFA_DEFER xt --> [CFA_DEFER+2]
MOV @PSP+,TOS ; --
mNEXT
; DEFER DISPLAY create a "do nothing" definition (2 CELLS)
; inline command : ' U. IS DISPLAY U. becomes the runtime of the word DISPLAY
; or in a definition : ... ['] U. IS DISPLAY ...
-; KEY, EMIT, CR, ACCEPT and WARM are DEFERred words
+; KEY, EMIT, CR, ACCEPT and WARM are examples of DEFERred words
; as IS replaces the PFA value of a "PFA word", it may be also used with VARIABLE and CONSTANT words...
FORTHWORDIMM "IS" ; immediate
-IS: mDOCOL
+IS mDOCOL
.word FSTATE,FETCH
.word QBRAN,IS_EXEC
IS_COMPILE .word BRACTICK ; find the word, compile its CFA as literal
;https://forth-standard.org/standard/core/IMMEDIATE
;C IMMEDIATE -- make last definition immediate
FORTHWORD "IMMEDIATE"
-IMMEDIATE: MOV &LAST_NFA,W
+IMMEDIATE MOV &LAST_NFA,W
BIS.B #80h,0(W)
mNEXT
;https://forth-standard.org/standard/core/RECURSE
;C RECURSE -- recurse to current definition (compile current definition)
FORTHWORDIMM "RECURSE" ; immediate
-RECURSE: MOV &DDP,X ;
+RECURSE MOV &DDP,X ;
MOV &LAST_CFA,0(X) ;
ADD #2,&DDP ;
mNEXT
;https://forth-standard.org/standard/core/POSTPONE
FORTHWORDIMM "POSTPONE" ; immediate
-POSTPONE: mDOCOL
+POSTPONE mDOCOL
.word FBLANK,WORDD,FIND,QDUP
.word QBRAN,NotFound
.word ZEROLESS ; immediate ?
.word QBRAN,POST1 ; yes
.word lit,lit,COMMA,COMMA
.word lit,COMMA
-POST1: .word COMMA,EXIT
+POST1 .word COMMA,EXIT
;;Z ?REVEAL -- if no stack mismatch, link this created word in the CURRENT vocabulary
; FORTHWORD "REVEAL"
-QREVEAL: CMP PSP,&LAST_PSP ; Check SP with its saved value by :
+QREVEAL CMP PSP,&LAST_PSP ; Check SP with its saved value by :
JZ GOOD_CSP ; if no stack mismatch. See MARKER below
BAD_CSP mDOCOL
.word XSQUOTE
; HEADER create an header for a new word. Max count of chars = 126
; common code for VARIABLE, CONSTANT, CREATE, DEFER, :, MARKER, CODE, ASM.
; don't link created word in vocabulary.
-HEADER: mDOCOL
+HEADER mDOCOL
.word CELLPLUSALIGN ; ALIGN then make room for LFA
.word FBLANK,WORDD ;
FORTHtoASM ; -- HERE HERE is the NFA of this new word
;https://forth-standard.org/standard/core/VARIABLE
;C VARIABLE <name> -- define a Forth VARIABLE
FORTHWORD "VARIABLE"
-VARIABLE: CALL #HEADER ; W = DDP = CFA + 2 words
+VARIABLE CALL #HEADER ; W = DDP = CFA + 2 words
MOV #DOVAR,-4(W) ; CFA = DOVAR
JMP REVEAL ; PFA = undefined
;https://forth-standard.org/standard/core/CONSTANT
;C CONSTANT <name> n -- define a Forth CONSTANT (it's also an alias of VALUE)
FORTHWORD "CONSTANT"
-CONSTANT: CALL #HEADER ; W = DDP = CFA + 2 words
+CONSTANT CALL #HEADER ; W = DDP = CFA + 2 words
MOV #DOCON,-4(W) ; CFA = DOCON
MOV TOS,-2(W) ; PFA = n
MOV @PSP+,TOS
; Execution: ( -- a-addr ) ; a-addr is the address of name's data field
; ; the execution semantics of name may be extended by using DOES>
FORTHWORD "CREATE"
-CREATE: CALL #HEADER ; -- W = DDP
+CREATE CALL #HEADER ; -- W = DDP
MOV #DOCON,-4(W) ;4 CFA = DOCON
MOV W,-2(W) ;3 PFA = next address
JMP REVEAL
;https://forth-standard.org/standard/core/DOES
;C DOES> -- set action for the latest CREATEd definition
FORTHWORD "DOES>"
-DOES: MOV &LAST_CFA,W ; W = CFA of latest CREATEd word that becomes a master word
- MOV #DODOES,0(W) ; replace old CFA (DOCON) by new CFA (DODOES)
- MOV IP,2(W) ; replace old PFA by the address after DOES> as execution address
+DOES MOV &LAST_CFA,W ; W = CFA of CREATEd word
+ MOV #DODOES,0(W) ; replace CFA (DOCON) by new CFA (DODOES)
+ MOV IP,2(W) ; replace PFA by the address after DOES> as execution address
MOV @RSP+,IP ; exit of the new created word
NEXTADR mNEXT
;until the phrase ' word IS name is executed, causing a new value of xt to be assigned to name.
FORTHWORD "DEFER"
-DEFER: CALL #HEADER
+DEFER CALL #HEADER
MOV #4030h,-4(W) ;4 CFA = MOV @PC+,PC = BR...
MOV #NEXTADR,-2(W) ;4 PFA = address of NEXT: created word does nothing by default
JMP REVEAL
;https://forth-standard.org/standard/core/Colon
;C : <name> -- begin a colon definition
FORTHWORD ":"
- COLON: CALL #HEADER
-
+ COLON: CALL #HEADER
.SWITCH DTC
.CASE 1
MOV #DOCOL1,-4(W) ; compile CALL rDOCOL
;https://forth-standard.org/standard/core/Semi
;C ; -- end a colon definition
FORTHWORDIMM ";" ; immediate
-SEMICOLON: CMP #0,&STATE ; interpret mode : semicolon becomes a comment separator
+SEMICOLON CMP #0,&STATE ; interpret mode : semicolon becomes a comment separator
JZ BACKSLASH ; tip: ";" is transparent to the preprocessor, so semicolon comments are kept in file.4th
mDOCOL ; compile mode
.word lit,EXIT,COMMA
.word QREVEAL,LEFTBRACKET,EXIT
- .IFDEF CONDCOMP
-;; CORE EXT MARKER
-;;https://forth-standard.org/standard/core/MARKER
-;;( "<spaces>name" -- )
-;;Skip leading space delimiters. Parse name delimited by a space. Create a definition for name
-;;with the execution semantics defined below.
-
-;;name Execution: ( -- )
-;;Restore all dictionary allocation and search order pointers to the state they had just prior to the
-;;definition of name. Remove the definition of name and all subsequent definitions. Restoration
-;;of any structures still existing that could refer to deleted definitions or deallocated data space is
-;;not necessarily provided. No other contextual information such as numeric base is affected
-
-MARKER_DOES FORTHtoASM ; execution part
- MOV @RSP+,IP ; -- PFA
- MOV @TOS+,&INIVOC ; set VOC_LINK value for RST_STATE
- MOV @TOS,&INIDP ; set DP value for RST_STATE
- MOV @PSP+,TOS ; --
- JMP RST_STATE ; execute RST_STATE, PWR_STATE then STATE_DOES
+; ------------------------------------------------------------------------------------------
+; forthMSP430FR : CONDITIONNAL COMPILATION
+; ------------------------------------------------------------------------------------------
+ .IFDEF CONDCOMP ; 2- conditionnal compilation part
- FORTHWORD "MARKER" ; definition part
- CALL #HEADER ;4 W = DP+4
- MOV #DODOES,-4(W) ;4 CFA = DODOES
- MOV #MARKER_DOES,-2(W) ;4 PFA = MARKER_DOES
- MOV &LASTVOC,0(W) ;5 [BODY] = VOCLINK to be restored
- SUB #2,Y ;1 Y = LFA
- MOV Y,2(W) ;3 [BODY+2] = LFA = DP to be restored
- ADD #4,&DDP ;3
+ .include "forthMSP430FR_CONDCOMP.asm"
.ENDIF ; CONDCOMP
;https://forth-standard.org/standard/core/IF
;C IF -- IFadr initialize conditional forward branch
FORTHWORDIMM "IF" ; immediate
-IFF: SUB #2,PSP ;
+IFF SUB #2,PSP ;
MOV TOS,0(PSP) ;
MOV &DDP,TOS ; -- HERE
ADD #4,&DDP ; compile one word, reserve one word
;https://forth-standard.org/standard/core/ELSE
;C ELSE IFadr -- ELSEadr resolve forward IF branch, leave ELSEadr on stack
FORTHWORDIMM "ELSE" ; immediate
-ELSS: ADD #4,&DDP ; make room to compile two words
+ELSS ADD #4,&DDP ; make room to compile two words
MOV &DDP,W ; W=HERE+4
MOV #bran,-4(W)
MOV W,0(TOS) ; HERE+4 ==> [IFadr]
;https://forth-standard.org/standard/core/THEN
;C THEN IFadr -- resolve forward branch
FORTHWORDIMM "THEN" ; immediate
-THEN: MOV &DDP,0(TOS) ; -- IFadr
+THEN MOV &DDP,0(TOS) ; -- IFadr
MOV @PSP+,TOS ; --
mNEXT
;https://forth-standard.org/standard/core/BEGIN
;C BEGIN -- BEGINadr initialize backward branch
FORTHWORDIMM "BEGIN" ; immediate
-BEGIN: MOV #HERE,PC ; BR HERE
+BEGIN MOV #HERE,PC ; BR HERE
;https://forth-standard.org/standard/core/UNTIL
;C UNTIL BEGINadr -- resolve conditional backward branch
FORTHWORDIMM "UNTIL" ; immediate
-UNTIL: MOV #qbran,X
+UNTIL MOV #qbran,X
UNTIL1 ADD #4,&DDP ; compile two words
MOV &DDP,W ; W = HERE
MOV X,-4(W) ; compile Bran or qbran at HERE
;https://forth-standard.org/standard/core/AGAIN
;X AGAIN BEGINadr -- resolve uncondionnal backward branch
FORTHWORDIMM "AGAIN" ; immediate
-AGAIN: MOV #bran,X
+AGAIN MOV #bran,X
JMP UNTIL1
;https://forth-standard.org/standard/core/WHILE
;C WHILE BEGINadr -- WHILEadr BEGINadr
FORTHWORDIMM "WHILE" ; immediate
-WHILE: mDOCOL
+WHILE mDOCOL
.word IFF,SWAP,EXIT
;https://forth-standard.org/standard/core/REPEAT
;C REPEAT WHILEadr BEGINadr -- resolve WHILE loop
FORTHWORDIMM "REPEAT" ; immediate
-REPEAT: mDOCOL
+REPEAT mDOCOL
.word AGAIN,THEN,EXIT
;https://forth-standard.org/standard/core/DO
;C DO -- DOadr L: -- 0
FORTHWORDIMM "DO" ; immediate
-DO: SUB #2,PSP ;
+DO SUB #2,PSP ;
MOV TOS,0(PSP) ;
ADD #2,&DDP ; make room to compile xdo
MOV &DDP,TOS ; -- HERE+2
;https://forth-standard.org/standard/core/LOOP
;C LOOP DOadr -- L-- an an-1 .. a1 0
FORTHWORDIMM "LOOP" ; immediate
-LOO: MOV #xloop,X
+LOO MOV #xloop,X
ENDLOOP ADD #4,&DDP ; make room to compile two words
MOV &DDP,W
MOV X,-4(W) ; xloop --> HERE
;https://forth-standard.org/standard/core/PlusLOOP
;C +LOOP adrs -- L-- an an-1 .. a1 0
FORTHWORDIMM "+LOOP" ; immediate
-PLUSLOOP: MOV #xploop,X
+PLUSLOOP MOV #xploop,X
JMP ENDLOOP
;https://forth-standard.org/standard/core/LEAVE
;C LEAVE -- L: -- adrs
FORTHWORDIMM "LEAVE" ; immediate
-LEAV: MOV &DDP,W ; compile three words
+LEAV MOV &DDP,W ; compile three words
MOV #UNLOOP,0(W) ; [HERE] = UNLOOP
MOV #BRAN,2(W) ; [HERE+2] = BRAN
ADD #6,&DDP ; [HERE+4] = take word for AfterLOOPadr
;C MOVE addr1 addr2 u -- smart move
; VERSION FOR 1 ADDRESS UNIT = 1 CHAR
FORTHWORD "MOVE"
-MOVE: MOV TOS,W ; 1
+MOVE MOV TOS,W ; 1
MOV @PSP+,Y ; dest adrs
MOV @PSP+,X ; src adrs
MOV @PSP+,TOS ; pop new TOS
.IFDEF VOCABULARY_SET
FORTHWORD "VOCABULARY"
-VOCABULARY: mDOCOL
+VOCABULARY mDOCOL
.word CREATE
.SWITCH THREADS
.CASE 1
.IFDEF VOCABULARY_SET
FORTHWORD "FORTH"
.ENDIF ; VOCABULARY_SET
-FORTH: mDODOES ; leave FORTH_BODY on the stack and run VOCDOES
+FORTH mDODOES ; leave FORTH_BODY on the stack and run VOCDOES
.word VOCDOES
FORTH_BODY .word lastforthword
.SWITCH THREADS
.IFDEF VOCABULARY_SET
FORTHWORD "ALSO"
.ENDIF ; VOCABULARY_SET
-ALSO: MOV #14,W ; -- move up 7 words
+ALSO MOV #14,W ; -- move up 7 words
MOV #CONTEXT,X ; X=src
MOV #CONTEXT+2,Y ; Y=dst
JMP MOVEUP ; src < dst
.IFDEF VOCABULARY_SET
FORTHWORD "PREVIOUS"
.ENDIF ; VOCABULARY_SET
-PREVIOUS: MOV #14,W ; -- move down 7 words
+PREVIOUS MOV #14,W ; -- move down 7 words
MOV #CONTEXT+2,X ; X=src
MOV #CONTEXT,Y ; Y=dst
JMP MOVEDOWN ; src > dst
.IFDEF VOCABULARY_SET
FORTHWORD "ONLY"
.ENDIF ; VOCABULARY_SET
-ONLY: MOV #0,&CONTEXT+2
+ONLY MOV #0,&CONTEXT+2
mNEXT
;X DEFINITIONS -- set last context vocabulary as entry for further defining words
.IFDEF VOCABULARY_SET
FORTHWORD "DEFINITIONS"
.ENDIF ; VOCABULARY_SET
-DEFINITIONS: MOV &CONTEXT,&CURRENT
+DEFINITIONS MOV &CONTEXT,&CURRENT
mNEXT
;-------------------------------------------------------------------------------
; IMPROVED ON/OFF AND RESET
;-------------------------------------------------------------------------------
-STATE_DOES
+STATE_DOES ; execution part of PWR_STATE
.IFDEF VOCABULARY_SET
- .word FORTH,ONLY,DEFINITIONS ; doesn't restore search order pointers
+ .word FORTH,ONLY,DEFINITIONS ; sorry, doesn't restore search order pointers
.ENDIF
FORTHtoASM ; -- BODY IP is free
MOV @TOS+,W ; -- BODY+2 W = old VOCLINK = VLK
MOV W,&LASTVOC ; -- BODY+2 restore LASTVOC
MOV @TOS,TOS ; -- OLD_DP
MOV TOS,&DDP ; -- OLD_DP restore DP
-
+ ; then restore words link(s) with it value < old DP
.SWITCH THREADS
.CASE 1 ; mono thread vocabularies
MARKALLVOC MOV W,Y ; -- OLD_DP W=VLK Y=VLK
MOV @RSP+,IP ;
mNEXT ;
- FORTHWORD "PWR_STATE" ; reinitialize dictionary in same state as after OFF/ON
-PWR_STATE: mDODOES ; DOES part of MARKER : resets pointers DP, voclink and latest
+ FORTHWORD "PWR_STATE" ; reinitialize dictionary in state defined by PWR_HERE; executed by power ON
+PWR_STATE mDODOES ; DOES part of MARKER : resets pointers DP, voclink and latest
.word STATE_DOES ; execution vector of PWR_STATE
MARKVOC .word lastvoclink ; initialised by forthMSP430FR.asm as voclink value
MARKDP .word ROMDICT ; initialised by forthMSP430FR.asm as DP value
- FORTHWORD "RST_STATE" ; reinitialize dictionary in same state as after <reset>
-RST_STATE: MOV &INIVOC,&MARKVOC ; INI value saved in FRAM
+ FORTHWORD "RST_STATE" ; reinitialize dictionary in state defined by RST_HERE; executed by <reset>
+RST_STATE MOV &INIVOC,&MARKVOC ; INI value saved in FRAM
MOV &INIDP,&MARKDP ; INI value saved in FRAM
JMP PWR_STATE
-
- FORTHWORD "PWR_HERE" ; define dictionary bound for power OFF/ON
-PWR_HERE: MOV &LASTVOC,&MARKVOC
+ FORTHWORD "PWR_HERE" ; define dictionary bound for power ON
+PWR_HERE MOV &LASTVOC,&MARKVOC
MOV &DDP,&MARKDP
mNEXT
- FORTHWORD "RST_HERE" ; define dictionary bound for <reset>
-RST_HERE: MOV &LASTVOC,&INIVOC
+ FORTHWORD "RST_HERE" ; define dictionary bound for <reset>...
+RST_HERE MOV &LASTVOC,&INIVOC
MOV &DDP,&INIDP
- JMP PWR_HERE ; and init PWR_STATE same as RST_STATE
-
-
-WIPE_DEFER MOV #PARENWARM,&WARM+2
- MOV #PARENSLEEP,&SLEEP+2
-QAB_DEFER MOV #PARENEMIT,&EMIT+2 ; always restore default console output
- MOV #PARENCR,&CR+2 ; and CR to CR EMIT
- MOV #PARENKEY,&KEY+2
- .IFDEF SD_CARD_LOADER
- MOV #PARENACCEPT,&ACCEPT+2 ; always restore default console input
- MOV #TIB_ORG,&FCIB+2 ; TIB is the Current Input Buffer
- .ENDIF
- .IFDEF MSP430ASSEMBLER ; reset all branch labels
- MOV #0,&CLRBW1
- MOV #0,&CLRBW2
- MOV #0,&CLRBW3
- MOV #0,&CLRFW1
- MOV #0,&CLRFW2
- MOV #0,&CLRFW3
- .ENDIF
- MOV #10,&BASE
- RET
+ JMP PWR_HERE ; ...and for power ON
FORTHWORD "WIPE" ; restore the program as it was in forthMSP430FR.txt file
-WIPE:
-; reset JTAG and BSL signatures ; unlock JTAG, SBW and BSL
- MOV #SIGNATURES,X
-SIGNLOOP MOV #-1,0(X) ; reset signature; WARNING ! DON'T CHANGE THIS IMMEDIATE VALUE !
- ADD #2,X
- CMP #INTVECT,X
- JNZ SIGNLOOP
-
-; reset all FACTORY defered words
- CALL #WIPE_DEFER
-; reinit this factory values :
- MOV #ROMDICT,&INIDP
- MOV #lastvoclink,&INIVOC
-; then reinit RST_STATE and PWR_STATE
- JMP RST_STATE
-
-
-
-; ------------------------------------------------------------------------------------------
-; forthMSP430FR : CONDITIONNAL COMPILATION
-; ------------------------------------------------------------------------------------------
- .IFDEF CONDCOMP ; 2- conditionnal compilation part
- .IFNDEF LOWERCASE
- .WARNING "uncomment LOWERCASE ADD-ON to pass coretest COMPARE !"
- .ENDIF ; LOWERCASE
-
-;COMPARE ( c-addr1 u1 c-addr2 u2 -- n )
-;https://forth-standard.org/standard/string/COMPARE
-;Compare the string specified by c-addr1 u1 to the string specified by c-addr2 u2.
-;The strings are compared, beginning at the given addresses, character by character,
-;up to the length of the shorter string or until a difference is found.
-;If the two strings are identical, n is zero.
-;If the two strings are identical up to the length of the shorter string,
-; n is minus-one (-1) if u1 is less than u2 and one (1) otherwise.
-;If the two strings are not identical up to the length of the shorter string,
-; n is minus-one (-1) if the first non-matching character in the string specified by c-addr1 u1
-; has a lesser numeric value than the corresponding character in the string specified by c-addr2 u2 and one (1) otherwise.
- FORTHWORD "COMPARE"
-COMPARE
- MOV TOS,S ;1 u2 = S
- MOV @PSP+,Y ;2 addr2 = Y
- MOV @PSP+,T ;2 u1 = T
- MOV @PSP+,X ;2 addr1 = X
-COMPAR1 MOV T,TOS ;1
- ADD S,TOS ;1
- JZ COMPEQUAL ;2 end of all successfull comparisons
- SUB #1,T ;1
- JN COMPLESS ;2 u1<u2
- SUB #1,S ;1
- JN COMPGREATER ;2 u2<u1
- ADD #1,X ;1
- CMP.B @Y+,-1(X) ;4 char1-char2
- JZ COMPAR1 ;2 char1=char2 17~ loop
- JHS COMPGREATER ;2 char1>char2
-COMPLESS ; char1<char2
- MOV #-1,TOS ;1
- MOV @IP+,PC ;4
-COMPGREATER
- MOV #1,TOS ;1
-COMPEQUAL
- MOV @IP+,PC ;4 20 words
-
-;[THEN]
-;https://forth-standard.org/standard/tools/BracketTHEN
- FORTHWORDIMM "[THEN]" ; do nothing
- mNEXT
-
-ONEMIN
- SUB #1,TOS
- mNEXT
-
-;[ELSE]
-;Compilation:
-;Perform the execution semantics given below.
-;Execution:
-;( "<spaces>name ..." -- )
-;Skipping leading spaces, parse and discard space-delimited words from the parse area,
-;including nested occurrences of [IF] ... [THEN] and [IF] ... [ELSE] ... [THEN],
-;until the word [THEN] has been parsed and discarded.
-;If the parse area becomes exhausted, it is refilled as with REFILL.
- FORTHWORDIMM "[ELSE]"
-BRACKETELSE
- mDOCOL
- .word lit,1 ; 1
-BRACKETELSE1 ; BEGIN
-BRACKETELSE2 ; BEGIN
- .word FBLANK,WORDD,COUNT ; BL WORD COUNT
- .word DUP,QBRAN,BRACKETELSE10 ; DUP WHILE
- .word OVER,OVER ; 2DUP
- .word XSQUOTE ; S" [IF]"
- .byte 4,"[IF]" ;
- .word COMPARE ; COMPARE
- .word QZBRAN,BRACKETELSE3 ; 0= IF
- .word TWODROP,ONEPLUS ; 2DROP 1+
- .word BRAN,BRACKETELSE8 ; (ENDIF)
-BRACKETELSE3 ; ELSE
- .word OVER,OVER ; OVER OVER
- .word XSQUOTE ; S" [ELSE]"
- .byte 6,"[ELSE]" ;
- .word COMPARE ; COMPARE
- .word QZBRAN,BRACKETELSE5 ; 0= IF
- .word TWODROP,ONEMIN ; 2DROP 1-
- .word DUP,QBRAN,BRACKETELSE4 ; DUP IF
- .word ONEPLUS ; 1+
-BRACKETELSE4 ; THEN
- .word BRAN,BRACKETELSE7 ; (ENDIF)
-BRACKETELSE5 ; ELSE
- .word XSQUOTE ; S" [THEN]"
- .byte 6,"[THEN]" ;
- .word COMPARE ; COMPARE
- .word QZBRAN,BRACKETELSE6 ; 0= IF
- .word ONEMIN ; 1-
-BRACKETELSE6 ; THEN
-BRACKETELSE7 ; THEN
-BRACKETELSE8 ; THEN
- .word QDUP ; ?DUP
- .word QZBRAN,BRACKETELSE9 ; 0= IF
- .word EXIT ; EXIT
-BRACKETELSE9 ; THEN
- .word BRAN,BRACKETELSE2 ; REPEAT
-BRACKETELSE10 ;
- .word TWODROP ; 2DROP
- .word XSQUOTE ;
-; .byte 3,13,107,111 ;
-; .word TYPE,SPACE ; CR ." ko " to show false branch of conditionnal compilation
- .byte 5,13,10,"ko " ;
- .word TYPE ; CR+LF ." ko " to show false branch of conditionnal compilation
- .word FCIB,DUP,CPL ; )
- ; > REFILL
- .word ACCEPT ; -- CIB len )
- FORTHtoASM ;
- MOV #0,&TOIN ;
- MOV TOS,&SOURCE_LEN ; -- CIB len
- MOV @PSP+,&SOURCE_ADR ; -- len'
- MOV @PSP+,TOS ; --
- MOV #BRACKETELSE1,IP ; AGAIN
- mNEXT ; 78 words
-
-
-;[IF]
-;https://forth-standard.org/standard/tools/BracketIF
-;Compilation:
-;Perform the execution semantics given below.
-;Execution: ;( flag | flag "<spaces>name ..." -- )
-;If flag is true, do nothing. Otherwise, skipping leading spaces,
-; parse and discard space-delimited words from the parse area,
-; including nested occurrences of [IF] ... [THEN] and [IF] ... [ELSE] ... [THEN],
-; until either the word [ELSE] or the word [THEN] has been parsed and discarded.
-;If the parse area becomes exhausted, it is refilled as with REFILL. [IF] is an immediate word.
-;An ambiguous condition exists if [IF] is POSTPONEd,
-; or if the end of the input buffer is reached and cannot be refilled before the terminating [ELSE] or [THEN] is parsed.
- FORTHWORDIMM "[IF]" ; flag --
- CMP #0,TOS
- MOV @PSP+,TOS
- JZ BRACKETELSE
- mNEXT
-
-;[UNDEFINED]
-;https://forth-standard.org/standard/tools/BracketUNDEFINED
-;Compilation:
-;Perform the execution semantics given below.
-;Execution: ( "<spaces>name ..." -- flag )
-;Skip leading space delimiters. Parse name delimited by a space.
-;Return a false flag if name is the name of a word that can be found,
-;otherwise return a true flag.
- FORTHWORDIMM "[UNDEFINED]"
- mDOCOL
- .word FBLANK,WORDD,FIND,NIP,ZEROEQUAL,EXIT
-
-;[DEFINED]
-;https://forth-standard.org/standard/tools/BracketDEFINED
-;Compilation:
-;Perform the execution semantics given below.
-;Execution:
-;( "<spaces>name ..." -- flag )
-;Skip leading space delimiters. Parse name delimited by a space.
-;Return a true flag if name is the name of a word that can be found,
-;otherwise return a false flag. [DEFINED] is an immediate word.
-
- FORTHWORDIMM "[DEFINED]"
- mDOCOL
- .word FBLANK,WORDD,FIND,NIP,EXIT
-
- .ENDIF ; CONDCOMP
+WIPE MOV #SIGNATURES,X ; reset JTAG and BSL signatures ; unlock JTAG, SBW and BSL
+SIGNLOOP MOV #-1,0(X) ; reset signature; WARNING ! DON'T CHANGE THIS IMMEDIATE VALUE !
+ ADD #2,X
+ CMP #INTVECT,X
+ JNZ SIGNLOOP
+ CALL #WIP_DEFER
+ MOV #ROMDICT,&INIDP ; reinit this factory values :
+ MOV #lastvoclink,&INIVOC
+ JMP RST_STATE ; then reinit RST_STATE and PWR_STATE
; ------------------------------------------------------------------------------
; forthMSP430FR : WARM
; print start message if ECHO is set,
; then ABORT
FORTHWORD "(WARM)"
-PARENWARM:
+PARENWARM
; SUB #4,PSP
; MOV &SYSSNIV,0(PSP)
; MOV &SYSUNIV,2(PSP)
; .word DOT ; display SYSSNIV
; .word DOT ; display SYSUNIV
.word XSQUOTE
- .byte 39," FastForth V201",FREQ," (C) J.M.Thoorens "
+ .byte 39," FastForth V203",FREQ," (C) J.M.Thoorens "
.word TYPE
.word LIT,FRAM_FULL,HERE,MINUS,UDOT
.word XSQUOTE ;
;Z WARM -- ; deferred word used to init your application
; define this word: : START ...init app here... LIT RECURSE IS WARM (WARM) ;
FORTHWORD "WARM"
-WARM: MOV #PARENWARM,PC
+WARM MOV @PC+,PC ;3
+ .word PARENWARM
; ------------------------------------------------------------------------------
; forthMSP430FR : COLD
; reset all interrupt vectors to RESET vector
MOV #RESET,W ; W = reset vector
MOV #INTVECT,X ; interrupt vectors base address
-RESETINT: MOV W,0(X)
+RESETINT MOV W,0(X)
ADD #2,X
JNZ RESETINT ; endloop when X = 0
ADD #1,Y ; to display SAVE_SYSRSTIV as negative value
MOV Y,&SAVE_SYSRSTIV
+TERM_INIT
;-------------------------------------------------------------------------------
; RESET : INIT TERM_UART
;-------------------------------------------------------------------------------
-TERM_INIT
MOV #0081h,&TERMCTLW0 ; Configure TERM_UART UCLK = SMCLK
.include "TERMINALBAUDRATE.asm" ; include code to configure baudrate
.ENDIF ; FIXPOINT
;-------------------------------------------------------------------------------
+; UART to I2C bridge OPTION
+;-------------------------------------------------------------------------------
+ .IFDEF UARTtoI2C ; redirects TERMINAL on to I2C address
+ .include "ADDON/UART2MI2C.asm"
+ .ENDIF
+
+;-------------------------------------------------------------------------------
+; ADD HERE YOUR PROGRAM TO BE INTEGRATED IN CORE (protected against WIPE)
+;-------------------------------------------------------------------------------
+
+;-------------------------------------------------------------------------------
; IT'S FINISH : RESOLVE ASSEMBLY PTR
;-------------------------------------------------------------------------------
ROMDICT ; init DDP with this current address
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