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Merge branch 'invaders' of git://double.co.nz/git/factor

db4
Slava Pestov 2009-10-15 23:12:40 -05:00
parent 59221714de 41dd639427
commit 7f3efb3b5d
36 changed files with 452 additions and 361 deletions
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4
basis/peg/peg.factor
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@ -502,10 +502,10 @@ TUPLE: action-parser p1 quot ;
: check-action ( result quot -- result ) : check-action ( result quot -- result )
over [ over [
over ast>> swap call >>ast over ast>> swap call( ast -- ast ) >>ast
] [ ] [
drop drop
] if ; inline ] if ;
M: action-parser (compile) ( peg -- quot ) M: action-parser (compile) ( peg -- quot )
[ p1>> compile-parser-quot ] [ quot>> ] bi '[ @ _ check-action ] ; [ p1>> compile-parser-quot ] [ quot>> ] bi '[ @ _ check-action ] ;

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unmaintained/balloon-bomber/authors.txt → extra/balloon-bomber/authors.txt
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unmaintained/balloon-bomber/balloon-bomber-docs.factor → extra/balloon-bomber/balloon-bomber-docs.factor
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@ -3,7 +3,7 @@
USING: help.syntax help.markup cpu.8080.emulator ; USING: help.syntax help.markup cpu.8080.emulator ;
IN: balloon-bomber IN: balloon-bomber
HELP: run HELP: run-balloon
{ $description { $description
"Run the Balloon Bomber emulator in a new window." $nl "Run the Balloon Bomber emulator in a new window." $nl
{ $link rom-root } " must be set to the directory containing the " { $link rom-root } " must be set to the directory containing the "
@ -25,7 +25,7 @@ ARTICLE: { "balloon-bomber" "balloon-bomber" } "Balloon Bomber Emulator"
"ballbomb/tn05-1" "ballbomb/tn05-1"
} }
"These are the same ROM files as used by MAME. To run the game use the " "These are the same ROM files as used by MAME. To run the game use the "
{ $link run } " word." $nl { $link run-balloon } " word." $nl
"Keys:" "Keys:"
{ $table { $table
{ "Backspace" "Insert Coin" } { "Backspace" "Insert Coin" }

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unmaintained/balloon-bomber/balloon-bomber.factor → extra/balloon-bomber/balloon-bomber.factor
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@ -3,21 +3,28 @@
! !
! Balloon Bomber: http://www.mameworld.net/maws/romset/ballbomb ! Balloon Bomber: http://www.mameworld.net/maws/romset/ballbomb
! !
USING: kernel space-invaders cpu.8080 ui ; USING:
cpu.8080
kernel
space-invaders
ui
;
IN: balloon-bomber IN: balloon-bomber
TUPLE: balloon-bomber ; TUPLE: balloon-bomber < space-invaders ;
: <balloon-bomber> ( -- cpu ) : <balloon-bomber> ( -- cpu )
<space-invaders> balloon-bomber construct-delegate ; balloon-bomber new cpu-init ;
: run ( -- ) CONSTANT: rom-info {
"Balloon Bomber" <balloon-bomber> {
{ HEX: 0000 "ballbomb/tn01" } { HEX: 0000 "ballbomb/tn01" }
{ HEX: 0800 "ballbomb/tn02" } { HEX: 0800 "ballbomb/tn02" }
{ HEX: 1000 "ballbomb/tn03" } { HEX: 1000 "ballbomb/tn03" }
{ HEX: 1800 "ballbomb/tn04" } { HEX: 1800 "ballbomb/tn04" }
{ HEX: 4000 "ballbomb/tn05-1" } { HEX: 4000 "ballbomb/tn05-1" }
} [ (run) ] with-ui ; }
MAIN: run : run-balloon ( -- )
[ "Balloon Bomber" <balloon-bomber> rom-info (run) ] with-ui ;
MAIN: run-balloon

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unmaintained/balloon-bomber/summary.txt → extra/balloon-bomber/summary.txt
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unmaintained/balloon-bomber/tags.txt → extra/balloon-bomber/tags.txt
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unmaintained/cpu/8080/8080-docs.factor → extra/cpu/8080/8080-docs.factor
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unmaintained/cpu/8080/8080.factor → extra/cpu/8080/8080.factor
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unmaintained/cpu/8080/authors.txt → extra/cpu/8080/authors.txt
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unmaintained/cpu/8080/emulator/authors.txt → extra/cpu/8080/emulator/authors.txt
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unmaintained/cpu/8080/emulator/emulator-docs.factor → extra/cpu/8080/emulator/emulator-docs.factor
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unmaintained/cpu/8080/emulator/emulator.factor → extra/cpu/8080/emulator/emulator.factor
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@ -1,10 +1,32 @@
! Copyright (C) 2006 Chris Double. ! Copyright (C) 2006 Chris Double.
! See http://factorcode.org/license.txt for BSD license. ! See http://factorcode.org/license.txt for BSD license.
! !
USING: accessors kernel math sequences words arrays io io.files USING:
math.parser assocs quotations parser lexer accessors
peg peg.ebnf peg.parsers tools.time io.encodings.binary sequences.deep arrays
symbols combinators fry namespaces ; assocs
combinators
fry
io
io.encodings.binary
io.files
io.pathnames
kernel
lexer
make
math
math.parser
namespaces
parser
peg
peg.ebnf
peg.parsers
quotations
sequences
sequences.deep
syntax
words
;
IN: cpu.8080.emulator IN: cpu.8080.emulator
TUPLE: cpu b c d e f h l a pc sp halted? last-interrupt cycles ram ; TUPLE: cpu b c d e f h l a pc sp halted? last-interrupt cycles ram ;
@ -27,93 +49,93 @@ M: cpu write-port ( value port cpu -- )
#! an 8-bit value. #! an 8-bit value.
3drop ; 3drop ;
: carry-flag HEX: 01 ; inline CONSTANT: carry-flag HEX: 01
: parity-flag HEX: 04 ; inline CONSTANT: parity-flag HEX: 04
: half-carry-flag HEX: 10 ; inline CONSTANT: half-carry-flag HEX: 10
: interrupt-flag HEX: 20 ; inline CONSTANT: interrupt-flag HEX: 20
: zero-flag HEX: 40 ; inline CONSTANT: zero-flag HEX: 40
: sign-flag HEX: 80 ; inline CONSTANT: sign-flag HEX: 80
: >word< ( word -- byte byte ) : >word< ( word -- byte byte )
#! Explode a word into its two 8 bit values. #! Explode a word into its two 8 bit values.
dup HEX: FF bitand swap -8 shift HEX: FF bitand swap ; dup HEX: FF bitand swap -8 shift HEX: FF bitand swap ;
: cpu-af ( cpu -- word ) : af>> ( cpu -- word )
#! Return the 16-bit pseudo register AF. #! Return the 16-bit pseudo register AF.
[ cpu-a 8 shift ] keep cpu-f bitor ; [ a>> 8 shift ] keep f>> bitor ;
: set-cpu-af ( value cpu -- ) : (>>af) ( value cpu -- )
#! Set the value of the 16-bit pseudo register AF #! Set the value of the 16-bit pseudo register AF
>r >word< r> tuck set-cpu-f set-cpu-a ; [ >word< ] dip swap >>f swap >>a drop ;
: cpu-bc ( cpu -- word ) : bc>> ( cpu -- word )
#! Return the 16-bit pseudo register BC. #! Return the 16-bit pseudo register BC.
[ cpu-b 8 shift ] keep cpu-c bitor ; [ b>> 8 shift ] keep c>> bitor ;
: set-cpu-bc ( value cpu -- ) : (>>bc) ( value cpu -- )
#! Set the value of the 16-bit pseudo register BC #! Set the value of the 16-bit pseudo register BC
>r >word< r> tuck set-cpu-c set-cpu-b ; [ >word< ] dip swap >>c swap >>b drop ;
: cpu-de ( cpu -- word ) : de>> ( cpu -- word )
#! Return the 16-bit pseudo register DE. #! Return the 16-bit pseudo register DE.
[ cpu-d 8 shift ] keep cpu-e bitor ; [ d>> 8 shift ] keep e>> bitor ;
: set-cpu-de ( value cpu -- ) : (>>de) ( value cpu -- )
#! Set the value of the 16-bit pseudo register DE #! Set the value of the 16-bit pseudo register DE
>r >word< r> tuck set-cpu-e set-cpu-d ; [ >word< ] dip swap >>e swap >>d drop ;
: cpu-hl ( cpu -- word ) : hl>> ( cpu -- word )
#! Return the 16-bit pseudo register HL. #! Return the 16-bit pseudo register HL.
[ cpu-h 8 shift ] keep cpu-l bitor ; [ h>> 8 shift ] keep l>> bitor ;
: set-cpu-hl ( value cpu -- ) : (>>hl) ( value cpu -- )
#! Set the value of the 16-bit pseudo register HL #! Set the value of the 16-bit pseudo register HL
>r >word< r> tuck set-cpu-l set-cpu-h ; [ >word< ] dip swap >>l swap >>h drop ;
: flag-set? ( flag cpu -- bool ) : flag-set? ( flag cpu -- bool )
cpu-f bitand 0 = not ; f>> bitand 0 = not ;
: flag-clear? ( flag cpu -- bool ) : flag-clear? ( flag cpu -- bool )
cpu-f bitand 0 = ; f>> bitand 0 = ;
: flag-nz? ( cpu -- bool ) : flag-nz? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f zero-flag bitand 0 = ; f>> zero-flag bitand 0 = ;
: flag-z? ( cpu -- bool ) : flag-z? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f zero-flag bitand 0 = not ; f>> zero-flag bitand 0 = not ;
: flag-nc? ( cpu -- bool ) : flag-nc? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f carry-flag bitand 0 = ; f>> carry-flag bitand 0 = ;
: flag-c? ( cpu -- bool ) : flag-c? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f carry-flag bitand 0 = not ; f>> carry-flag bitand 0 = not ;
: flag-po? ( cpu -- bool ) : flag-po? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f parity-flag bitand 0 = ; f>> parity-flag bitand 0 = ;
: flag-pe? ( cpu -- bool ) : flag-pe? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f parity-flag bitand 0 = not ; f>> parity-flag bitand 0 = not ;
: flag-p? ( cpu -- bool ) : flag-p? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f sign-flag bitand 0 = ; f>> sign-flag bitand 0 = ;
: flag-m? ( cpu -- bool ) : flag-m? ( cpu -- bool )
#! Test flag status #! Test flag status
cpu-f sign-flag bitand 0 = not ; f>> sign-flag bitand 0 = not ;
: read-byte ( addr cpu -- byte ) : read-byte ( addr cpu -- byte )
#! Read one byte from memory at the specified address. #! Read one byte from memory at the specified address.
#! The address is 16-bit, but if a value greater than #! The address is 16-bit, but if a value greater than
#! 0xFFFF is provided then return a default value. #! 0xFFFF is provided then return a default value.
over HEX: FFFF <= [ over HEX: FFFF <= [
cpu-ram nth ram>> nth
] [ ] [
2drop HEX: FF 2drop HEX: FF
] if ; ] if ;
@ -122,21 +144,21 @@ M: cpu write-port ( value port cpu -- )
#! Read a 16-bit word from memory at the specified address. #! Read a 16-bit word from memory at the specified address.
#! The address is 16-bit, but if a value greater than #! The address is 16-bit, but if a value greater than
#! 0xFFFF is provided then return a default value. #! 0xFFFF is provided then return a default value.
[ read-byte ] 2keep >r 1 + r> read-byte 8 shift bitor ; [ read-byte ] 2keep [ 1 + ] dip read-byte 8 shift bitor ;
: next-byte ( cpu -- byte ) : next-byte ( cpu -- byte )
#! Return the value of the byte at PC, and increment PC. #! Return the value of the byte at PC, and increment PC.
[ cpu-pc ] keep [ pc>> ] keep
[ read-byte ] keep [ read-byte ] keep
[ cpu-pc 1 + ] keep [ pc>> 1 + ] keep
set-cpu-pc ; (>>pc) ;
: next-word ( cpu -- word ) : next-word ( cpu -- word )
#! Return the value of the word at PC, and increment PC. #! Return the value of the word at PC, and increment PC.
[ cpu-pc ] keep [ pc>> ] keep
[ read-word ] keep [ read-word ] keep
[ cpu-pc 2 + ] keep [ pc>> 2 + ] keep
set-cpu-pc ; (>>pc) ;
: write-byte ( value addr cpu -- ) : write-byte ( value addr cpu -- )
@ -144,54 +166,54 @@ M: cpu write-port ( value port cpu -- )
over dup HEX: 2000 < swap HEX: FFFF > or [ over dup HEX: 2000 < swap HEX: FFFF > or [
3drop 3drop
] [ ] [
3dup cpu-ram set-nth 3dup ram>> set-nth
update-video update-video
] if ; ] if ;
: write-word ( value addr cpu -- ) : write-word ( value addr cpu -- )
#! Write a 16-bit word to the specified memory address. #! Write a 16-bit word to the specified memory address.
>r >r >word< r> r> [ write-byte ] 2keep >r 1 + r> write-byte ; [ >word< ] 2dip [ write-byte ] 2keep [ 1 + ] dip write-byte ;
: cpu-a-bitand ( quot cpu -- ) : cpu-a-bitand ( quot cpu -- )
#! A &= quot call #! A &= quot call
[ cpu-a swap call bitand ] keep set-cpu-a ; inline [ a>> swap call bitand ] keep (>>a) ; inline
: cpu-a-bitor ( quot cpu -- ) : cpu-a-bitor ( quot cpu -- )
#! A |= quot call #! A |= quot call
[ cpu-a swap call bitor ] keep set-cpu-a ; inline [ a>> swap call bitor ] keep (>>a) ; inline
: cpu-a-bitxor ( quot cpu -- ) : cpu-a-bitxor ( quot cpu -- )
#! A ^= quot call #! A ^= quot call
[ cpu-a swap call bitxor ] keep set-cpu-a ; inline [ a>> swap call bitxor ] keep (>>a) ; inline
: cpu-a-bitxor= ( value cpu -- ) : cpu-a-bitxor= ( value cpu -- )
#! cpu-a ^= value #! cpu-a ^= value
[ cpu-a bitxor ] keep set-cpu-a ; [ a>> bitxor ] keep (>>a) ;
: cpu-f-bitand ( quot cpu -- ) : cpu-f-bitand ( quot cpu -- )
#! F &= quot call #! F &= quot call
[ cpu-f swap call bitand ] keep set-cpu-f ; inline [ f>> swap call bitand ] keep (>>f) ; inline
: cpu-f-bitor ( quot cpu -- ) : cpu-f-bitor ( quot cpu -- )
#! F |= quot call #! F |= quot call
[ cpu-f swap call bitor ] keep set-cpu-f ; inline [ f>> swap call bitor ] keep (>>f) ; inline
: cpu-f-bitxor ( quot cpu -- ) : cpu-f-bitxor ( quot cpu -- )
#! F |= quot call #! F |= quot call
[ cpu-f swap call bitxor ] keep set-cpu-f ; inline [ f>> swap call bitxor ] keep (>>f) ; inline
: cpu-f-bitor= ( value cpu -- ) : cpu-f-bitor= ( value cpu -- )
#! cpu-f |= value #! cpu-f |= value
[ cpu-f bitor ] keep set-cpu-f ; [ f>> bitor ] keep (>>f) ;
: cpu-f-bitand= ( value cpu -- ) : cpu-f-bitand= ( value cpu -- )
#! cpu-f &= value #! cpu-f &= value
[ cpu-f bitand ] keep set-cpu-f ; [ f>> bitand ] keep (>>f) ;
: cpu-f-bitxor= ( value cpu -- ) : cpu-f-bitxor= ( value cpu -- )
#! cpu-f ^= value #! cpu-f ^= value
[ cpu-f bitxor ] keep set-cpu-f ; [ f>> bitxor ] keep (>>f) ;
: set-flag ( cpu flag -- ) : set-flag ( cpu flag -- )
swap cpu-f-bitor= ; swap cpu-f-bitor= ;
@ -228,7 +250,7 @@ M: cpu write-port ( value port cpu -- )
#! The 'original' is the original value of the register being changed. #! The 'original' is the original value of the register being changed.
#! 'change-by' is the amount it is being added or decremented by. #! 'change-by' is the amount it is being added or decremented by.
#! 'result' is the result of that change. #! 'result' is the result of that change.
>r bitxor bitxor HEX: 10 bitand 0 = not r> [ bitxor bitxor HEX: 10 bitand 0 = not ] dip
swap [ half-carry-flag set-flag ] [ half-carry-flag clear-flag ] if ; swap [ half-carry-flag set-flag ] [ half-carry-flag clear-flag ] if ;
: update-flags ( result cpu -- ) : update-flags ( result cpu -- )
@ -244,18 +266,18 @@ M: cpu write-port ( value port cpu -- )
: add-byte ( lhs rhs cpu -- result ) : add-byte ( lhs rhs cpu -- result )
#! Add rhs to lhs #! Add rhs to lhs
>r 2dup + r> ! lhs rhs result cpu [ 2dup + ] dip
[ update-flags ] 2keep [ update-flags ] 2keep
[ update-half-carry-flag ] 2keep [ update-half-carry-flag ] 2keep
drop HEX: FF bitand ; drop HEX: FF bitand ;
: add-carry ( change-by result cpu -- change-by result ) : add-carry ( change-by result cpu -- change-by result )
#! Add the effect of the carry flag to the result #! Add the effect of the carry flag to the result
flag-c? [ 1 + >r 1 + r> ] when ; flag-c? [ 1 + [ 1 + ] dip ] when ;
: add-byte-with-carry ( lhs rhs cpu -- result ) : add-byte-with-carry ( lhs rhs cpu -- result )
#! Add rhs to lhs plus carry. #! Add rhs to lhs plus carry.
>r 2dup + r> ! lhs rhs result cpu [ 2dup + ] dip
[ add-carry ] keep [ add-carry ] keep
[ update-flags ] 2keep [ update-flags ] 2keep
[ update-half-carry-flag ] 2keep [ update-half-carry-flag ] 2keep
@ -263,18 +285,18 @@ M: cpu write-port ( value port cpu -- )
: sub-carry ( change-by result cpu -- change-by result ) : sub-carry ( change-by result cpu -- change-by result )
#! Subtract the effect of the carry flag from the result #! Subtract the effect of the carry flag from the result
flag-c? [ 1 - >r 1 - r> ] when ; flag-c? [ 1 - [ 1 - ] dip ] when ;
: sub-byte ( lhs rhs cpu -- result ) : sub-byte ( lhs rhs cpu -- result )
#! Subtract rhs from lhs #! Subtract rhs from lhs
>r 2dup - r> [ 2dup - ] dip
[ update-flags ] 2keep [ update-flags ] 2keep
[ update-half-carry-flag ] 2keep [ update-half-carry-flag ] 2keep
drop HEX: FF bitand ; drop HEX: FF bitand ;
: sub-byte-with-carry ( lhs rhs cpu -- result ) : sub-byte-with-carry ( lhs rhs cpu -- result )
#! Subtract rhs from lhs and take carry into account #! Subtract rhs from lhs and take carry into account
>r 2dup - r> [ 2dup - ] dip
[ sub-carry ] keep [ sub-carry ] keep
[ update-flags ] 2keep [ update-flags ] 2keep
[ update-half-carry-flag ] 2keep [ update-half-carry-flag ] 2keep
@ -283,7 +305,7 @@ M: cpu write-port ( value port cpu -- )
: inc-byte ( byte cpu -- result ) : inc-byte ( byte cpu -- result )
#! Increment byte by one. Note that carry flag is not affected #! Increment byte by one. Note that carry flag is not affected
#! by this operation. #! by this operation.
>r 1 2dup + r> ! lhs rhs result cpu [ 1 2dup + ] dip
[ update-flags-no-carry ] 2keep [ update-flags-no-carry ] 2keep
[ update-half-carry-flag ] 2keep [ update-half-carry-flag ] 2keep
drop HEX: FF bitand ; drop HEX: FF bitand ;
@ -291,7 +313,7 @@ M: cpu write-port ( value port cpu -- )
: dec-byte ( byte cpu -- result ) : dec-byte ( byte cpu -- result )
#! Decrement byte by one. Note that carry flag is not affected #! Decrement byte by one. Note that carry flag is not affected
#! by this operation. #! by this operation.
>r 1 2dup - r> ! lhs rhs result cpu [ 1 2dup - ] dip
[ update-flags-no-carry ] 2keep [ update-flags-no-carry ] 2keep
[ update-half-carry-flag ] 2keep [ update-half-carry-flag ] 2keep
drop HEX: FF bitand ; drop HEX: FF bitand ;
@ -307,47 +329,45 @@ M: cpu write-port ( value port cpu -- )
: add-word ( lhs rhs cpu -- result ) : add-word ( lhs rhs cpu -- result )
#! Add rhs to lhs. Note that only the carry flag is modified #! Add rhs to lhs. Note that only the carry flag is modified
#! and only if there is a carry out of the double precision add. #! and only if there is a carry out of the double precision add.
>r + r> over HEX: FFFF > [ carry-flag set-flag ] [ drop ] if HEX: FFFF bitand ; [ + ] dip over HEX: FFFF > [ carry-flag set-flag ] [ drop ] if HEX: FFFF bitand ;
: bit3or ( lhs rhs -- 0|1 ) : bit3or ( lhs rhs -- 0|1 )
#! bitor bit 3 of the two numbers on the stack #! bitor bit 3 of the two numbers on the stack
BIN: 00001000 bitand -3 shift >r BIN: 00001000 bitand -3 shift [
BIN: 00001000 bitand -3 shift r> BIN: 00001000 bitand -3 shift
] dip
bitor ; bitor ;
: and-byte ( lhs rhs cpu -- result ) : and-byte ( lhs rhs cpu -- result )
#! Logically and rhs to lhs. The carry flag is cleared and #! Logically and rhs to lhs. The carry flag is cleared and
#! the half carry is set to the ORing of bits 3 of the operands. #! the half carry is set to the ORing of bits 3 of the operands.
[ drop bit3or ] 3keep ! bit3or lhs rhs cpu [ drop bit3or ] 3keep ! bit3or lhs rhs cpu
>r bitand r> [ update-flags ] 2keep [ bitand ] dip [ update-flags ] 2keep
[ carry-flag clear-flag ] keep [ carry-flag clear-flag ] keep
rot 0 = [ half-carry-flag set-flag ] [ half-carry-flag clear-flag ] if rot 0 = [ half-carry-flag set-flag ] [ half-carry-flag clear-flag ] if
HEX: FF bitand ; HEX: FF bitand ;
: xor-byte ( lhs rhs cpu -- result ) : xor-byte ( lhs rhs cpu -- result )
#! Logically xor rhs to lhs. The carry and half-carry flags are cleared. #! Logically xor rhs to lhs. The carry and half-carry flags are cleared.
>r bitxor r> [ update-flags ] 2keep [ bitxor ] dip [ update-flags ] 2keep
[ half-carry-flag carry-flag bitor clear-flag ] keep [ half-carry-flag carry-flag bitor clear-flag ] keep
drop HEX: FF bitand ; drop HEX: FF bitand ;
: or-byte ( lhs rhs cpu -- result ) : or-byte ( lhs rhs cpu -- result )
#! Logically or rhs to lhs. The carry and half-carry flags are cleared. #! Logically or rhs to lhs. The carry and half-carry flags are cleared.
>r bitor r> [ update-flags ] 2keep [ bitor ] dip [ update-flags ] 2keep
[ half-carry-flag carry-flag bitor clear-flag ] keep [ half-carry-flag carry-flag bitor clear-flag ] keep
drop HEX: FF bitand ; drop HEX: FF bitand ;
: flags ( seq -- seq )
[ 0 [ execute bitor ] reduce ] map ;
: decrement-sp ( n cpu -- ) : decrement-sp ( n cpu -- )
#! Decrement the stackpointer by n. #! Decrement the stackpointer by n.
[ cpu-sp ] keep [ sp>> ] keep
>r swap - r> set-cpu-sp ; [ swap - ] dip (>>sp) ;
: save-pc ( cpu -- ) : save-pc ( cpu -- )
#! Save the value of the PC on the stack. #! Save the value of the PC on the stack.
[ cpu-pc ] keep ! pc cpu [ pc>> ] keep ! pc cpu
[ cpu-sp ] keep ! pc sp cpu [ sp>> ] keep ! pc sp cpu
write-word ; write-word ;
: push-pc ( cpu -- ) : push-pc ( cpu -- )
@ -357,46 +377,49 @@ M: cpu write-port ( value port cpu -- )
: pop-pc ( cpu -- pc ) : pop-pc ( cpu -- pc )
#! Pop the value of the PC off the stack. #! Pop the value of the PC off the stack.
[ cpu-sp ] keep [ sp>> ] keep
[ read-word ] keep [ read-word ] keep
-2 swap decrement-sp ; -2 swap decrement-sp ;
: push-sp ( value cpu -- ) : push-sp ( value cpu -- )
[ 2 swap decrement-sp ] keep [ 2 swap decrement-sp ] keep
[ cpu-sp ] keep [ sp>> ] keep
write-word ; write-word ;
: pop-sp ( cpu -- value ) : pop-sp ( cpu -- value )
[ cpu-sp ] keep [ sp>> ] keep
[ read-word ] keep [ read-word ] keep
-2 swap decrement-sp ; -2 swap decrement-sp ;
: call-sub ( addr cpu -- ) : call-sub ( addr cpu -- )
#! Call the address as a subroutine. #! Call the address as a subroutine.
dup push-pc dup push-pc
>r HEX: FFFF bitand r> set-cpu-pc ; [ HEX: FFFF bitand ] dip (>>pc) ;
: ret-from-sub ( cpu -- ) : ret-from-sub ( cpu -- )
[ pop-pc ] keep set-cpu-pc ; [ pop-pc ] keep (>>pc) ;
: interrupt ( number cpu -- ) : interrupt ( number cpu -- )
#! Perform a hardware interrupt #! Perform a hardware interrupt
! "***Interrupt: " write over 16 >base print ! "***Interrupt: " write over 16 >base print
dup cpu-f interrupt-flag bitand 0 = not [ dup f>> interrupt-flag bitand 0 = not [
dup push-pc dup push-pc
set-cpu-pc (>>pc)
] [ ] [
2drop 2drop
] if ; ] if ;
: inc-cycles ( n cpu -- ) : inc-cycles ( n cpu -- )
#! Increment the number of cpu cycles #! Increment the number of cpu cycles
[ cpu-cycles + ] keep set-cpu-cycles ; [ cycles>> + ] keep (>>cycles) ;
: instruction-cycles ( -- vector ) : instruction-cycles ( -- vector )
#! Return a 256 element vector containing the cycles for #! Return a 256 element vector containing the cycles for
#! each opcode in the 8080 instruction set. #! each opcode in the 8080 instruction set.
<< 256 f <array> parsed >> ; \ instruction-cycles get-global [
256 f <array> \ instruction-cycles set-global
] unless
\ instruction-cycles get-global ;
: not-implemented ( <cpu> -- ) : not-implemented ( <cpu> -- )
drop ; drop ;
@ -404,33 +427,37 @@ M: cpu write-port ( value port cpu -- )
: instructions ( -- vector ) : instructions ( -- vector )
#! Return a 256 element vector containing the emulation words for #! Return a 256 element vector containing the emulation words for
#! each opcode in the 8080 instruction set. #! each opcode in the 8080 instruction set.
<< 256 [ [ not-implemented ] 2array ] map parsed >> ; inline \ instructions get-global [
256 [ not-implemented ] <array> \ instructions set-global
] unless
\ instructions get-global ;
: set-instruction ( quot n -- ) : set-instruction ( quot n -- )
tuck >r 2array r> instructions set-nth ; instructions set-nth ;
M: cpu reset ( cpu -- ) M: cpu reset ( cpu -- )
#! Reset the CPU to its poweron state #! Reset the CPU to its poweron state
[ 0 swap set-cpu-b ] keep 0 >>b
[ 0 swap set-cpu-c ] keep 0 >>c
[ 0 swap set-cpu-d ] keep 0 >>d
[ 0 swap set-cpu-e ] keep 0 >>e
[ 0 swap set-cpu-h ] keep 0 >>h
[ 0 swap set-cpu-l ] keep 0 >>l
[ 0 swap set-cpu-a ] keep 0 >>a
[ 0 swap set-cpu-f ] keep 0 >>f
[ 0 swap set-cpu-pc ] keep 0 >>pc
[ HEX: F000 swap set-cpu-sp ] keep HEX: F000 >>sp
[ HEX: FFFF 0 <array> swap set-cpu-ram ] keep HEX: FFFF 0 <array> >>ram
[ f swap set-cpu-halted? ] keep f >>halted?
[ HEX: 10 swap set-cpu-last-interrupt ] keep HEX: 10 >>last-interrupt
0 swap set-cpu-cycles ; 0 >>cycles
drop ;
: <cpu> ( -- cpu ) cpu new dup reset ; : <cpu> ( -- cpu ) cpu new dup reset ;
: (load-rom) ( n ram -- ) : (load-rom) ( n ram -- )
read1 [ ! n ram ch read1 [ ! n ram ch
-rot [ set-nth ] 2keep >r 1 + r> (load-rom) -rot [ set-nth ] 2keep [ 1 + ] dip (load-rom)
] [ ] [
2drop 2drop
] if* ; ] if* ;
@ -440,7 +467,7 @@ M: cpu reset ( cpu -- )
: load-rom ( filename cpu -- ) : load-rom ( filename cpu -- )
#! Load the contents of the file into ROM. #! Load the contents of the file into ROM.
#! (address 0x0000-0x1FFF). #! (address 0x0000-0x1FFF).
cpu-ram swap binary [ ram>> swap binary [
0 swap (load-rom) 0 swap (load-rom)
] with-file-reader ; ] with-file-reader ;
@ -455,7 +482,7 @@ SYMBOL: rom-root
#! file will be loaded at the specified address. This #! file will be loaded at the specified address. This
#! file path shoul dbe relative to the '/roms' resource path. #! file path shoul dbe relative to the '/roms' resource path.
rom-dir [ rom-dir [
cpu-ram [ ram>> [
swap first2 rom-dir prepend-path binary [ swap first2 rom-dir prepend-path binary [
swap (load-rom) swap (load-rom)
] with-file-reader ] with-file-reader
@ -469,8 +496,8 @@ SYMBOL: rom-root
: read-instruction ( cpu -- word ) : read-instruction ( cpu -- word )
#! Read the next instruction from the cpu's program #! Read the next instruction from the cpu's program
#! counter, and increment the program counter. #! counter, and increment the program counter.
[ cpu-pc ] keep ! pc cpu [ pc>> ] keep ! pc cpu
[ over 1 + swap set-cpu-pc ] keep [ over 1 + swap (>>pc) ] keep
read-byte ; read-byte ;
: get-cycles ( n -- opcode ) : get-cycles ( n -- opcode )
@ -484,50 +511,50 @@ SYMBOL: rom-root
: process-interrupts ( cpu -- ) : process-interrupts ( cpu -- )
#! Process any hardware interrupts #! Process any hardware interrupts
[ cpu-cycles ] keep [ cycles>> ] keep
over 16667 < [ over 16667 < [
2drop 2drop
] [ ] [
[ >r 16667 - r> set-cpu-cycles ] keep [ [ 16667 - ] dip (>>cycles) ] keep
dup cpu-last-interrupt HEX: 10 = [ dup last-interrupt>> HEX: 10 = [
HEX: 08 over set-cpu-last-interrupt HEX: 08 swap interrupt HEX: 08 over (>>last-interrupt) HEX: 08 swap interrupt
] [ ] [
HEX: 10 over set-cpu-last-interrupt HEX: 10 swap interrupt HEX: 10 over (>>last-interrupt) HEX: 10 swap interrupt
] if ] if
] if ; ] if ;
: peek-instruction ( cpu -- word ) : peek-instruction ( cpu -- word )
#! Return the next instruction from the cpu's program #! Return the next instruction from the cpu's program
#! counter, but don't increment the counter. #! counter, but don't increment the counter.
[ cpu-pc ] keep read-byte instructions nth first ; [ pc>> ] keep read-byte instructions nth first ;
: cpu. ( cpu -- ) : cpu. ( cpu -- )
[ " PC: " write cpu-pc 16 >base 4 CHAR: \s pad-left write ] keep [ " PC: " write pc>> 16 >base 4 CHAR: \s pad-head write ] keep
[ " B: " write cpu-b 16 >base 2 CHAR: \s pad-left write ] keep [ " B: " write b>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " C: " write cpu-c 16 >base 2 CHAR: \s pad-left write ] keep [ " C: " write c>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " D: " write cpu-d 16 >base 2 CHAR: \s pad-left write ] keep [ " D: " write d>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " E: " write cpu-e 16 >base 2 CHAR: \s pad-left write ] keep [ " E: " write e>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " F: " write cpu-f 16 >base 2 CHAR: \s pad-left write ] keep [ " F: " write f>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " H: " write cpu-h 16 >base 2 CHAR: \s pad-left write ] keep [ " H: " write h>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " L: " write cpu-l 16 >base 2 CHAR: \s pad-left write ] keep [ " L: " write l>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " A: " write cpu-a 16 >base 2 CHAR: \s pad-left write ] keep [ " A: " write a>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " SP: " write cpu-sp 16 >base 4 CHAR: \s pad-left write ] keep [ " SP: " write sp>> 16 >base 4 CHAR: \s pad-head write ] keep
[ " cycles: " write cpu-cycles number>string 5 CHAR: \s pad-left write ] keep [ " cycles: " write cycles>> number>string 5 CHAR: \s pad-head write ] keep
[ " " write peek-instruction name>> write " " write ] keep [ " " write peek-instruction name>> write " " write ] keep
nl drop ; nl drop ;
: cpu*. ( cpu -- ) : cpu*. ( cpu -- )
[ " PC: " write cpu-pc 16 >base 4 CHAR: \s pad-left write ] keep [ " PC: " write pc>> 16 >base 4 CHAR: \s pad-head write ] keep
[ " B: " write cpu-b 16 >base 2 CHAR: \s pad-left write ] keep [ " B: " write b>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " C: " write cpu-c 16 >base 2 CHAR: \s pad-left write ] keep [ " C: " write c>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " D: " write cpu-d 16 >base 2 CHAR: \s pad-left write ] keep [ " D: " write d>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " E: " write cpu-e 16 >base 2 CHAR: \s pad-left write ] keep [ " E: " write e>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " F: " write cpu-f 16 >base 2 CHAR: \s pad-left write ] keep [ " F: " write f>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " H: " write cpu-h 16 >base 2 CHAR: \s pad-left write ] keep [ " H: " write h>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " L: " write cpu-l 16 >base 2 CHAR: \s pad-left write ] keep [ " L: " write l>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " A: " write cpu-a 16 >base 2 CHAR: \s pad-left write ] keep [ " A: " write a>> 16 >base 2 CHAR: \s pad-head write ] keep
[ " SP: " write cpu-sp 16 >base 4 CHAR: \s pad-left write ] keep [ " SP: " write sp>> 16 >base 4 CHAR: \s pad-head write ] keep
[ " cycles: " write cpu-cycles number>string 5 CHAR: \s pad-left write ] keep [ " cycles: " write cycles>> number>string 5 CHAR: \s pad-head write ] keep
nl drop ; nl drop ;
: register-lookup ( string -- vector ) : register-lookup ( string -- vector )
@ -535,18 +562,18 @@ SYMBOL: rom-root
#! where the 1st item is the getter and the 2nd is the setter #! where the 1st item is the getter and the 2nd is the setter
#! for that register. #! for that register.
H{ H{
{ "A" { cpu-a set-cpu-a } } { "A" { a>> (>>a) } }
{ "B" { cpu-b set-cpu-b } } { "B" { b>> (>>b) } }
{ "C" { cpu-c set-cpu-c } } { "C" { c>> (>>c) } }
{ "D" { cpu-d set-cpu-d } } { "D" { d>> (>>d) } }
{ "E" { cpu-e set-cpu-e } } { "E" { e>> (>>e) } }
{ "H" { cpu-h set-cpu-h } } { "H" { h>> (>>h) } }
{ "L" { cpu-l set-cpu-l } } { "L" { l>> (>>l) } }
{ "AF" { cpu-af set-cpu-af } } { "AF" { af>> (>>af) } }
{ "BC" { cpu-bc set-cpu-bc } } { "BC" { bc>> (>>bc) } }
{ "DE" { cpu-de set-cpu-de } } { "DE" { de>> (>>de) } }
{ "HL" { cpu-hl set-cpu-hl } } { "HL" { hl>> (>>hl) } }
{ "SP" { cpu-sp set-cpu-sp } } { "SP" { sp>> (>>sp) } }
} at ; } at ;
@ -579,40 +606,40 @@ SYMBOLS: $1 $2 $3 $4 ;
: (emulate-RST) ( n cpu -- ) : (emulate-RST) ( n cpu -- )
#! RST nn #! RST nn
[ cpu-sp 2 - dup ] keep ! sp sp cpu [ sp>> 2 - dup ] keep ! sp sp cpu
[ set-cpu-sp ] keep ! sp cpu [ (>>sp) ] keep ! sp cpu
[ cpu-pc ] keep ! sp pc cpu [ pc>> ] keep ! sp pc cpu
swapd [ write-word ] keep ! cpu swapd [ write-word ] keep ! cpu
>r 8 * r> set-cpu-pc ; [ 8 * ] dip (>>pc) ;
: (emulate-CALL) ( cpu -- ) : (emulate-CALL) ( cpu -- )
#! 205 - CALL nn #! 205 - CALL nn
[ next-word HEX: FFFF bitand ] keep ! addr cpu [ next-word HEX: FFFF bitand ] keep ! addr cpu
[ cpu-sp 2 - dup ] keep ! addr sp sp cpu [ sp>> 2 - dup ] keep ! addr sp sp cpu
[ set-cpu-sp ] keep ! addr sp cpu [ (>>sp) ] keep ! addr sp cpu
[ cpu-pc ] keep ! addr sp pc cpu [ pc>> ] keep ! addr sp pc cpu
swapd [ write-word ] keep ! addr cpu swapd [ write-word ] keep ! addr cpu
set-cpu-pc ; (>>pc) ;
: (emulate-RLCA) ( cpu -- ) : (emulate-RLCA) ( cpu -- )
#! The content of the accumulator is rotated left #! The content of the accumulator is rotated left
#! one position. The low order bit and the carry flag #! one position. The low order bit and the carry flag
#! are both set to the value shifd out of the high #! are both set to the value shifd out of the high
#! order bit position. Only the carry flag is affected. #! order bit position. Only the carry flag is affected.
[ cpu-a -7 shift ] keep [ a>> -7 shift ] keep
over 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if over 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if
[ cpu-a 1 shift HEX: FF bitand ] keep [ a>> 1 shift HEX: FF bitand ] keep
>r bitor r> set-cpu-a ; [ bitor ] dip (>>a) ;
: (emulate-RRCA) ( cpu -- ) : (emulate-RRCA) ( cpu -- )
#! The content of the accumulator is rotated right #! The content of the accumulator is rotated right
#! one position. The high order bit and the carry flag #! one position. The high order bit and the carry flag
#! are both set to the value shifd out of the low #! are both set to the value shifd out of the low
#! order bit position. Only the carry flag is affected. #! order bit position. Only the carry flag is affected.
[ cpu-a 1 bitand 7 shift ] keep [ a>> 1 bitand 7 shift ] keep
over 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if over 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if
[ cpu-a 254 bitand -1 shift ] keep [ a>> 254 bitand -1 shift ] keep
>r bitor r> set-cpu-a ; [ bitor ] dip (>>a) ;
: (emulate-RLA) ( cpu -- ) : (emulate-RLA) ( cpu -- )
#! The content of the accumulator is rotated left #! The content of the accumulator is rotated left
@ -622,9 +649,9 @@ SYMBOLS: $1 $2 $3 $4 ;
#! of the high order bit. Only the carry flag is #! of the high order bit. Only the carry flag is
#! affected. #! affected.
[ carry-flag swap flag-set? [ 1 ] [ 0 ] if ] keep [ carry-flag swap flag-set? [ 1 ] [ 0 ] if ] keep
[ cpu-a 127 bitand 7 shift ] keep [ a>> 127 bitand 7 shift ] keep
dup cpu-a 128 bitand 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if dup a>> 128 bitand 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if
>r bitor r> set-cpu-a ; [ bitor ] dip (>>a) ;
: (emulate-RRA) ( cpu -- ) : (emulate-RRA) ( cpu -- )
#! The content of the accumulator is rotated right #! The content of the accumulator is rotated right
@ -633,9 +660,9 @@ SYMBOLS: $1 $2 $3 $4 ;
#! set to the value shifd out of the low order bit. #! set to the value shifd out of the low order bit.
#! Only the carry flag is affected. #! Only the carry flag is affected.
[ carry-flag swap flag-set? [ BIN: 10000000 ] [ 0 ] if ] keep [ carry-flag swap flag-set? [ BIN: 10000000 ] [ 0 ] if ] keep
[ cpu-a 254 bitand -1 shift ] keep [ a>> 254 bitand -1 shift ] keep
dup cpu-a 1 bitand 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if dup a>> 1 bitand 0 = [ dup carry-flag clear-flag ] [ dup carry-flag set-flag ] if
>r bitor r> set-cpu-a ; [ bitor ] dip (>>a) ;
: (emulate-CPL) ( cpu -- ) : (emulate-CPL) ( cpu -- )
#! The contents of the accumulator are complemented #! The contents of the accumulator are complemented
@ -649,18 +676,18 @@ SYMBOLS: $1 $2 $3 $4 ;
#! digits. #! digits.
[ [
dup half-carry-flag swap flag-set? swap dup half-carry-flag swap flag-set? swap
cpu-a BIN: 1111 bitand 9 > or [ 6 ] [ 0 ] if a>> BIN: 1111 bitand 9 > or [ 6 ] [ 0 ] if
] keep ] keep
[ cpu-a + ] keep [ a>> + ] keep
[ update-flags ] 2keep [ update-flags ] 2keep
[ swap HEX: FF bitand swap set-cpu-a ] keep [ swap HEX: FF bitand swap (>>a) ] keep
[ [
dup carry-flag swap flag-set? swap dup carry-flag swap flag-set? swap
cpu-a -4 shift BIN: 1111 bitand 9 > or [ 96 ] [ 0 ] if a>> -4 shift BIN: 1111 bitand 9 > or [ 96 ] [ 0 ] if
] keep ] keep
[ cpu-a + ] keep [ a>> + ] keep
[ update-flags ] 2keep [ update-flags ] 2keep
swap HEX: FF bitand swap set-cpu-a ; swap HEX: FF bitand swap (>>a) ;
: patterns ( -- hashtable ) : patterns ( -- hashtable )
#! table of code quotation patterns for each type of instruction. #! table of code quotation patterns for each type of instruction.
@ -676,18 +703,18 @@ SYMBOLS: $1 $2 $3 $4 ;
{ "RST-30H" [ HEX: 30 swap (emulate-RST) ] } { "RST-30H" [ HEX: 30 swap (emulate-RST) ] }
{ "RST-38H" [ HEX: 38 swap (emulate-RST) ] } { "RST-38H" [ HEX: 38 swap (emulate-RST) ] }
{ "RET-F|FF" [ dup $1 [ 6 over inc-cycles ret-from-sub ] [ drop ] if ] } { "RET-F|FF" [ dup $1 [ 6 over inc-cycles ret-from-sub ] [ drop ] if ] }
{ "CP-N" [ [ cpu-a ] keep [ next-byte ] keep sub-byte drop ] } { "CP-N" [ [ a>> ] keep [ next-byte ] keep sub-byte drop ] }
{ "CP-R" [ [ cpu-a ] keep [ $1 ] keep sub-byte drop ] } { "CP-R" [ [ a>> ] keep [ $1 ] keep sub-byte drop ] }
{ "CP-(RR)" [ [ cpu-a ] keep [ $1 ] keep [ read-byte ] keep sub-byte drop ] } { "CP-(RR)" [ [ a>> ] keep [ $1 ] keep [ read-byte ] keep sub-byte drop ] }
{ "OR-N" [ [ cpu-a ] keep [ next-byte ] keep [ or-byte ] keep set-cpu-a ] } { "OR-N" [ [ a>> ] keep [ next-byte ] keep [ or-byte ] keep (>>a) ] }
{ "OR-R" [ [ cpu-a ] keep [ $1 ] keep [ or-byte ] keep set-cpu-a ] } { "OR-R" [ [ a>> ] keep [ $1 ] keep [ or-byte ] keep (>>a) ] }
{ "OR-(RR)" [ [ cpu-a ] keep [ $1 ] keep [ read-byte ] keep [ or-byte ] keep set-cpu-a ] } { "OR-(RR)" [ [ a>> ] keep [ $1 ] keep [ read-byte ] keep [ or-byte ] keep (>>a) ] }
{ "XOR-N" [ [ cpu-a ] keep [ next-byte ] keep [ xor-byte ] keep set-cpu-a ] } { "XOR-N" [ [ a>> ] keep [ next-byte ] keep [ xor-byte ] keep (>>a) ] }
{ "XOR-R" [ [ cpu-a ] keep [ $1 ] keep [ xor-byte ] keep set-cpu-a ] } { "XOR-R" [ [ a>> ] keep [ $1 ] keep [ xor-byte ] keep (>>a) ] }
{ "XOR-(RR)" [ [ cpu-a ] keep [ $1 ] keep [ read-byte ] keep [ xor-byte ] keep set-cpu-a ] } { "XOR-(RR)" [ [ a>> ] keep [ $1 ] keep [ read-byte ] keep [ xor-byte ] keep (>>a) ] }
{ "AND-N" [ [ cpu-a ] keep [ next-byte ] keep [ and-byte ] keep set-cpu-a ] } { "AND-N" [ [ a>> ] keep [ next-byte ] keep [ and-byte ] keep (>>a) ] }
{ "AND-R" [ [ cpu-a ] keep [ $1 ] keep [ and-byte ] keep set-cpu-a ] } { "AND-R" [ [ a>> ] keep [ $1 ] keep [ and-byte ] keep (>>a) ] }
{ "AND-(RR)" [ [ cpu-a ] keep [ $1 ] keep [ read-byte ] keep [ and-byte ] keep set-cpu-a ] } { "AND-(RR)" [ [ a>> ] keep [ $1 ] keep [ read-byte ] keep [ and-byte ] keep (>>a) ] }
{ "ADC-R,N" [ [ $1 ] keep [ next-byte ] keep [ add-byte-with-carry ] keep $2 ] } { "ADC-R,N" [ [ $1 ] keep [ next-byte ] keep [ add-byte-with-carry ] keep $2 ] }
{ "ADC-R,R" [ [ $1 ] keep [ $3 ] keep [ add-byte-with-carry ] keep $2 ] } { "ADC-R,R" [ [ $1 ] keep [ $3 ] keep [ add-byte-with-carry ] keep $2 ] }
{ "ADC-R,(RR)" [ [ $1 ] keep [ $3 ] keep [ read-byte ] keep [ add-byte-with-carry ] keep $2 ] } { "ADC-R,(RR)" [ [ $1 ] keep [ $3 ] keep [ read-byte ] keep [ add-byte-with-carry ] keep $2 ] }
@ -698,9 +725,9 @@ SYMBOLS: $1 $2 $3 $4 ;
{ "SBC-R,N" [ [ $1 ] keep [ next-byte ] keep [ sub-byte-with-carry ] keep $2 ] } { "SBC-R,N" [ [ $1 ] keep [ next-byte ] keep [ sub-byte-with-carry ] keep $2 ] }
{ "SBC-R,R" [ [ $1 ] keep [ $3 ] keep [ sub-byte-with-carry ] keep $2 ] } { "SBC-R,R" [ [ $1 ] keep [ $3 ] keep [ sub-byte-with-carry ] keep $2 ] }
{ "SBC-R,(RR)" [ [ $1 ] keep [ $3 ] keep [ read-byte ] keep [ sub-byte-with-carry ] keep $2 ] } { "SBC-R,(RR)" [ [ $1 ] keep [ $3 ] keep [ read-byte ] keep [ sub-byte-with-carry ] keep $2 ] }
{ "SUB-R" [ [ cpu-a ] keep [ $1 ] keep [ sub-byte ] keep set-cpu-a ] } { "SUB-R" [ [ a>> ] keep [ $1 ] keep [ sub-byte ] keep (>>a) ] }
{ "SUB-(RR)" [ [ cpu-a ] keep [ $1 ] keep [ read-byte ] keep [ sub-byte ] keep set-cpu-a ] } { "SUB-(RR)" [ [ a>> ] keep [ $1 ] keep [ read-byte ] keep [ sub-byte ] keep (>>a) ] }
{ "SUB-N" [ [ cpu-a ] keep [ next-byte ] keep [ sub-byte ] keep set-cpu-a ] } { "SUB-N" [ [ a>> ] keep [ next-byte ] keep [ sub-byte ] keep (>>a) ] }
{ "CPL" [ (emulate-CPL) ] } { "CPL" [ (emulate-CPL) ] }
{ "DAA" [ (emulate-DAA) ] } { "DAA" [ (emulate-DAA) ] }
{ "RLA" [ (emulate-RLA) ] } { "RLA" [ (emulate-RLA) ] }
@ -720,11 +747,11 @@ SYMBOLS: $1 $2 $3 $4 ;
{ "DEC-RR" [ [ $1 ] keep [ dec-word ] keep $2 ] } { "DEC-RR" [ [ $1 ] keep [ dec-word ] keep $2 ] }
{ "DEC-(RR)" [ [ $1 ] keep [ read-byte ] keep [ dec-byte ] keep [ $1 ] keep write-byte ] } { "DEC-(RR)" [ [ $1 ] keep [ read-byte ] keep [ dec-byte ] keep [ $1 ] keep write-byte ] }
{ "INC-(RR)" [ [ $1 ] keep [ read-byte ] keep [ inc-byte ] keep [ $1 ] keep write-byte ] } { "INC-(RR)" [ [ $1 ] keep [ read-byte ] keep [ inc-byte ] keep [ $1 ] keep write-byte ] }
{ "JP-NN" [ [ cpu-pc ] keep [ read-word ] keep set-cpu-pc ] } { "JP-NN" [ [ pc>> ] keep [ read-word ] keep (>>pc) ] }
{ "JP-F|FF,NN" [ [ $1 ] keep swap [ [ next-word ] keep [ set-cpu-pc ] keep [ cpu-cycles ] keep swap 5 + swap set-cpu-cycles ] [ [ cpu-pc 2 + ] keep set-cpu-pc ] if ] } { "JP-F|FF,NN" [ [ $1 ] keep swap [ [ next-word ] keep [ (>>pc) ] keep [ cycles>> ] keep swap 5 + swap (>>cycles) ] [ [ pc>> 2 + ] keep (>>pc) ] if ] }
{ "JP-(RR)" [ [ $1 ] keep set-cpu-pc ] } { "JP-(RR)" [ [ $1 ] keep (>>pc) ] }
{ "CALL-NN" [ (emulate-CALL) ] } { "CALL-NN" [ (emulate-CALL) ] }
{ "CALL-F|FF,NN" [ [ $1 ] keep swap [ 7 over inc-cycles (emulate-CALL) ] [ [ cpu-pc 2 + ] keep set-cpu-pc ] if ] } { "CALL-F|FF,NN" [ [ $1 ] keep swap [ 7 over inc-cycles (emulate-CALL) ] [ [ pc>> 2 + ] keep (>>pc) ] if ] }
{ "LD-RR,NN" [ [ next-word ] keep $2 ] } { "LD-RR,NN" [ [ next-word ] keep $2 ] }
{ "LD-RR,RR" [ [ $3 ] keep $2 ] } { "LD-RR,RR" [ [ $3 ] keep $2 ] }
{ "LD-R,N" [ [ next-byte ] keep $2 ] } { "LD-R,N" [ [ next-byte ] keep $2 ] }
@ -737,7 +764,7 @@ SYMBOLS: $1 $2 $3 $4 ;
{ "LD-RR,(NN)" [ [ next-word ] keep [ read-word ] keep $2 ] } { "LD-RR,(NN)" [ [ next-word ] keep [ read-word ] keep $2 ] }
{ "LD-R,(NN)" [ [ next-word ] keep [ read-byte ] keep $2 ] } { "LD-R,(NN)" [ [ next-word ] keep [ read-byte ] keep $2 ] }
{ "OUT-(N),R" [ [ $1 ] keep [ next-byte ] keep write-port ] } { "OUT-(N),R" [ [ $1 ] keep [ next-byte ] keep write-port ] }
{ "IN-R,(N)" [ [ next-byte ] keep [ read-port ] keep set-cpu-a ] } { "IN-R,(N)" [ [ next-byte ] keep [ read-port ] keep (>>a) ] }
{ "EX-(RR),RR" [ [ $1 ] keep [ read-word ] keep [ $3 ] keep [ $1 ] keep [ write-word ] keep $4 ] } { "EX-(RR),RR" [ [ $1 ] keep [ read-word ] keep [ $3 ] keep [ $1 ] keep [ write-word ] keep $4 ] }
{ "EX-RR,RR" [ [ $1 ] keep [ $3 ] keep [ $2 ] keep $4 ] } { "EX-RR,RR" [ [ $1 ] keep [ $3 ] keep [ $2 ] keep $4 ] }
} ; } ;
@ -789,14 +816,14 @@ SYMBOLS: $1 $2 $3 $4 ;
#! Return a parser for then instruction identified by the token. #! Return a parser for then instruction identified by the token.
#! The parser return parses the token only and expects no additional #! The parser return parses the token only and expects no additional
#! arguments to the instruction. #! arguments to the instruction.
token [ '[ { } , generate-instruction ] ] action ; token [ '[ { } _ generate-instruction ] ] action ;
: complex-instruction ( type token -- parser ) : complex-instruction ( type token -- parser )
#! Return a parser for an instruction identified by the token. #! Return a parser for an instruction identified by the token.
#! The instruction is expected to take additional arguments by #! The instruction is expected to take additional arguments by
#! being combined with other parsers. Then 'type' is used for a lookup #! being combined with other parsers. Then 'type' is used for a lookup
#! in a pattern hashtable to return the instruction quotation pattern. #! in a pattern hashtable to return the instruction quotation pattern.
token swap [ nip '[ , generate-instruction ] ] curry action ; token swap [ nip '[ _ generate-instruction ] ] curry action ;
: no-params ( ast -- ast ) : no-params ( ast -- ast )
first { } swap curry ; first { } swap curry ;
@ -1347,7 +1374,7 @@ SYMBOLS: $1 $2 $3 $4 ;
IN-R,(N)-instruction , IN-R,(N)-instruction ,
EX-(RR),RR-instruction , EX-(RR),RR-instruction ,
EX-RR,RR-instruction , EX-RR,RR-instruction ,
] choice* [ call ] action ; ] choice* [ call( -- quot ) ] action ;
: instruction-quotations ( string -- emulate-quot ) : instruction-quotations ( string -- emulate-quot )
#! Given an instruction string, return the emulation quotation for #! Given an instruction string, return the emulation quotation for
@ -1358,22 +1385,23 @@ SYMBOLS: $1 $2 $3 $4 ;
SYMBOL: last-instruction SYMBOL: last-instruction
SYMBOL: last-opcode SYMBOL: last-opcode
: parse-instructions ( list -- emulate-quot ) : parse-instructions ( list -- )
#! Process the list of strings, which should make #! Process the list of strings, which should make
#! up an 8080 instruction, and output a quotation #! up an 8080 instruction, and output a quotation
#! that would implement that instruction. #! that would implement that instruction.
dup " " join instruction-quotations dup " " join instruction-quotations
>r "_" join [ "emulate-" % % ] "" make create-in dup last-instruction global set-at [
r> (( cpu -- )) define-declared ; "_" join [ "emulate-" % % ] "" make create-in dup last-instruction global set-at
] dip (( cpu -- )) define-declared ;
: INSTRUCTION: ";" parse-tokens parse-instructions ; parsing SYNTAX: INSTRUCTION: ";" parse-tokens parse-instructions ;
: cycles ( -- ) SYNTAX: cycles
#! Set the number of cycles for the last instruction that was defined. #! Set the number of cycles for the last instruction that was defined.
scan string>number last-opcode global at instruction-cycles set-nth ; parsing scan string>number last-opcode global at instruction-cycles set-nth ;
: opcode ( -- ) SYNTAX: opcode ( -- )
#! Set the opcode number for the last instruction that was defined. #! Set the opcode number for the last instruction that was defined.
last-instruction global at 1quotation scan 16 base> last-instruction global at 1quotation scan 16 base>
dup last-opcode global set-at set-instruction ; parsing dup last-opcode global set-at set-instruction ;

0
unmaintained/cpu/8080/emulator/summary.txt → extra/cpu/8080/emulator/summary.txt
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0
unmaintained/cpu/8080/emulator/tags.txt → extra/cpu/8080/emulator/tags.txt
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0
unmaintained/cpu/8080/summary.txt → extra/cpu/8080/summary.txt
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0
unmaintained/cpu/8080/tags.txt → extra/cpu/8080/tags.txt
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39
unmaintained/cpu/8080/test/test.factor → extra/cpu/8080/test/test.factor
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@ -1,22 +1,41 @@
USING: kernel cpu.8080 cpu.8080.emulator math math io USING:
tools.time combinators sequences io.files io.encodings.ascii ; accessors
combinators
cpu.8080
cpu.8080.emulator
io
io.files
io.encodings.ascii
kernel
math
math.bits
sequences
tools.time
;
IN: cpu.8080.test IN: cpu.8080.test
: step ( cpu -- ) : step ( cpu -- )
#! Run a single 8080 instruction #! Run a single 8080 instruction
[ read-instruction ] keep ! n cpu [ read-instruction ] keep ! n cpu
over get-cycles over inc-cycles over get-cycles over inc-cycles
[ swap instructions case ] keep [ swap instructions nth call( cpu -- ) ] keep
[ cpu-pc HEX: FFFF bitand ] keep [ pc>> HEX: FFFF bitand ] keep
[ set-cpu-pc ] keep [ (>>pc) ] keep
process-interrupts ; process-interrupts ;
: test-step ( cpu -- cpu ) : test-step ( cpu -- cpu )
[ step ] keep dup cpu. ; [ step ] keep dup cpu. ;
: invaders ( -- seq )
{
{ HEX: 0000 "invaders/invaders.h" }
{ HEX: 0800 "invaders/invaders.g" }
{ HEX: 1000 "invaders/invaders.f" }
{ HEX: 1800 "invaders/invaders.e" }
} ;
: test-cpu ( -- cpu ) : test-cpu ( -- cpu )
<cpu> "invaders.rom" over load-rom dup cpu. ; <cpu> invaders over load-rom* dup cpu. ;
: test-n ( n -- ) : test-n ( n -- )
test-cpu swap [ test-step ] times drop ; test-cpu swap [ test-step ] times drop ;
@ -25,7 +44,7 @@ IN: cpu.8080.test
[ dup step ] times ; [ dup step ] times ;
: each-8bit ( n quot -- ) : each-8bit ( n quot -- )
8 -rot [ >r bit? r> call ] 2curry each ; inline [ 8 <bits> ] dip each ; inline
: >ppm ( cpu filename -- cpu ) : >ppm ( cpu filename -- cpu )
#! Dump the current screen image to a ppm image file with the given name. #! Dump the current screen image to a ppm image file with the given name.
@ -36,8 +55,8 @@ IN: cpu.8080.test
224 [ 224 [
32 [ 32 [
over 32 * over + HEX: 2400 + ! cpu h w addr over 32 * over + HEX: 2400 + ! cpu h w addr
>r pick r> swap cpu-ram nth [ [ pick ] dip swap ram>> nth [
0 = [ [
" 0 0 0" write " 0 0 0" write
] [ ] [
" 1 1 1" write " 1 1 1" write

0
unmaintained/lunar-rescue/authors.txt → extra/lunar-rescue/authors.txt
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4
unmaintained/lunar-rescue/lunar-rescue-docs.factor → extra/lunar-rescue/lunar-rescue-docs.factor
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@ -3,7 +3,7 @@
USING: help.syntax help.markup cpu.8080.emulator ; USING: help.syntax help.markup cpu.8080.emulator ;
IN: lunar-rescue IN: lunar-rescue
HELP: run HELP: run-lunar
{ $description { $description
"Run the Lunar Rescue emulator in a new window." $nl "Run the Lunar Rescue emulator in a new window." $nl
{ $link rom-root } " must be set to the directory containing the " { $link rom-root } " must be set to the directory containing the "
@ -26,7 +26,7 @@ ARTICLE: { "lunar-rescue" "lunar-rescue" } "Lunar Rescue Emulator"
"lrescue/lrescue.6" "lrescue/lrescue.6"
} }
"These are the same ROM files as used by MAME. To run the game use the " "These are the same ROM files as used by MAME. To run the game use the "
{ $link run } " word." $nl { $link run-lunar } " word." $nl
"Keys:" "Keys:"
{ $table { $table
{ "Backspace" "Insert Coin" } { "Backspace" "Insert Coin" }

21
unmaintained/lunar-rescue/lunar-rescue.factor → extra/lunar-rescue/lunar-rescue.factor
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@ -3,22 +3,29 @@
! !
! Lunar Rescue: http://www.mameworld.net/maws/romset/lrescue ! Lunar Rescue: http://www.mameworld.net/maws/romset/lrescue
! !
USING: kernel space-invaders cpu.8080 ui ; USING:
cpu.8080
kernel
space-invaders
ui
;
IN: lunar-rescue IN: lunar-rescue
TUPLE: lunar-rescue ; TUPLE: lunar-rescue < space-invaders ;
: <lunar-rescue> ( -- cpu ) : <lunar-rescue> ( -- cpu )
<space-invaders> lunar-rescue construct-delegate ; lunar-rescue new cpu-init ;
: run ( -- ) CONSTANT: rom-info {
"Lunar Rescue" <lunar-rescue> {
{ HEX: 0000 "lrescue/lrescue.1" } { HEX: 0000 "lrescue/lrescue.1" }
{ HEX: 0800 "lrescue/lrescue.2" } { HEX: 0800 "lrescue/lrescue.2" }
{ HEX: 1000 "lrescue/lrescue.3" } { HEX: 1000 "lrescue/lrescue.3" }
{ HEX: 1800 "lrescue/lrescue.4" } { HEX: 1800 "lrescue/lrescue.4" }
{ HEX: 4000 "lrescue/lrescue.5" } { HEX: 4000 "lrescue/lrescue.5" }
{ HEX: 4800 "lrescue/lrescue.6" } { HEX: 4800 "lrescue/lrescue.6" }
} [ (run) ] with-ui ; }
MAIN: run : run-lunar ( -- )
[ "Lunar Rescue" <lunar-rescue> rom-info (run) ] with-ui ;
MAIN: run-lunar

0
unmaintained/lunar-rescue/summary.txt → extra/lunar-rescue/summary.txt
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0
unmaintained/lunar-rescue/tags.txt → extra/lunar-rescue/tags.txt
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0
unmaintained/space-invaders/authors.txt → extra/space-invaders/authors.txt
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0
unmaintained/space-invaders/resources/BaseHit.wav → extra/space-invaders/resources/BaseHit.wav
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0
unmaintained/space-invaders/resources/InvHit.Wav → extra/space-invaders/resources/InvHit.Wav
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0
unmaintained/space-invaders/resources/Shot.wav → extra/space-invaders/resources/Shot.wav
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0
unmaintained/space-invaders/resources/Ufo.wav → extra/space-invaders/resources/Ufo.wav
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0
unmaintained/space-invaders/resources/UfoHit.wav → extra/space-invaders/resources/UfoHit.wav
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0
unmaintained/space-invaders/resources/Walk1.wav → extra/space-invaders/resources/Walk1.wav
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0
unmaintained/space-invaders/resources/Walk2.wav → extra/space-invaders/resources/Walk2.wav
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0
unmaintained/space-invaders/resources/Walk3.wav → extra/space-invaders/resources/Walk3.wav
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0
unmaintained/space-invaders/resources/Walk4.wav → extra/space-invaders/resources/Walk4.wav
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4
unmaintained/space-invaders/space-invaders-docs.factor → extra/space-invaders/space-invaders-docs.factor
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@ -3,7 +3,7 @@
USING: help.syntax help.markup cpu.8080.emulator ; USING: help.syntax help.markup cpu.8080.emulator ;
IN: space-invaders IN: space-invaders
HELP: run HELP: run-invaders
{ $description { $description
"Run the Space Invaders emulator in a new window." $nl "Run the Space Invaders emulator in a new window." $nl
{ $link rom-root } " must be set to the directory containing the " { $link rom-root } " must be set to the directory containing the "
@ -24,7 +24,7 @@ ARTICLE: { "space-invaders" "space-invaders" } "Space Invaders Emulator"
"invaders/invaders.h" "invaders/invaders.h"
} }
"These are the same ROM files as used by MAME. To run the game use the " "These are the same ROM files as used by MAME. To run the game use the "
{ $link run } " word." $nl { $link run-invaders } " word." $nl
"Keys:" "Keys:"
{ $table { $table
{ "Backspace" "Insert Coin" } { "Backspace" "Insert Coin" }

278
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@ -1,19 +1,42 @@
! Copyright (C) 2006 Chris Double. ! Copyright (C) 2006 Chris Double.
! See http://factorcode.org/license.txt for BSD license. ! See http://factorcode.org/license.txt for BSD license.
! !
USING: cpu.8080 cpu.8080.emulator openal math alien.c-types USING:
sequences kernel shuffle arrays io.files combinators ui.gestures accessors
ui.gadgets ui.render opengl.gl system match alien.c-types
ui byte-arrays combinators.lib qualified ; alien.data
arrays
byte-arrays
calendar
combinators
cpu.8080
cpu.8080.emulator
io.files
io.pathnames
kernel
math
openal
opengl.gl
sequences
ui
ui.gadgets
ui.gestures
ui.render
;
QUALIFIED: threads QUALIFIED: threads
QUALIFIED: system
IN: space-invaders IN: space-invaders
TUPLE: space-invaders port1 port2i port2o port3o port4lo port4hi port5o bitmap sounds looping? ; <<
: game-width 224 ; inline "uchar" require-c-array
: game-height 256 ; inline >>
TUPLE: space-invaders < cpu port1 port2i port2o port3o port4lo port4hi port5o bitmap sounds looping? ;
CONSTANT: game-width 224
CONSTANT: game-height 256
: make-opengl-bitmap ( -- array ) : make-opengl-bitmap ( -- array )
game-height game-width 3 * * <byte-array> ; game-height game-width 3 * * uchar <c-array> ;
: bitmap-index ( point -- index ) : bitmap-index ( point -- index )
#! Point is a {x y}. #! Point is a {x y}.
@ -22,57 +45,59 @@ TUPLE: space-invaders port1 port2i port2o port3o port4lo port4hi port5o bitmap s
: set-bitmap-pixel ( color point array -- ) : set-bitmap-pixel ( color point array -- )
#! 'color' is a {r g b}. Point is {x y}. #! 'color' is a {r g b}. Point is {x y}.
[ bitmap-index ] dip ! color index array [ bitmap-index ] dip ! color index array
[ [ first ] 2dip set-uchar-nth ] 3keep [ [ first ] 2dip set-nth ] 3keep
[ [ second ] 2dip [ 1 + ] dip set-uchar-nth ] 3keep [ [ second ] 2dip [ 1 + ] dip set-nth ] 3keep
[ third ] 2dip [ 2 + ] dip set-uchar-nth ; [ third ] 2dip [ 2 + ] dip set-nth ;
: get-bitmap-pixel ( point array -- color ) : get-bitmap-pixel ( point array -- color )
#! Point is a {x y}. color is a {r g b} #! Point is a {x y}. color is a {r g b}
[ bitmap-index ] dip [ bitmap-index ] dip
[ uint-nth ] 2keep [ nth ] 2keep
[ [ 1 + ] dip uchar-nth ] 2keep [ [ 1 + ] dip nth ] 2keep
[ 2 + ] dip uchar-nth 3array ; [ 2 + ] dip nth 3array ;
: SOUND-SHOT ( -- number ) 0 ; CONSTANT: SOUND-SHOT 0
: SOUND-UFO ( -- number ) 1 ; CONSTANT: SOUND-UFO 1
: SOUND-BASE-HIT ( -- number ) 2 ; CONSTANT: SOUND-BASE-HIT 2
: SOUND-INVADER-HIT ( -- number ) 3 ; CONSTANT: SOUND-INVADER-HIT 3
: SOUND-WALK1 ( -- number ) 4 ; CONSTANT: SOUND-WALK1 4
: SOUND-WALK2 ( -- number ) 5 ; CONSTANT: SOUND-WALK2 5
: SOUND-WALK3 ( -- number ) 6 ; CONSTANT: SOUND-WALK3 6
: SOUND-WALK4 ( -- number ) 7 ; CONSTANT: SOUND-WALK4 7
: SOUND-UFO-HIT ( -- number ) 8 ; CONSTANT: SOUND-UFO-HIT 8
: init-sound ( index cpu filename -- ) : init-sound ( index cpu filename -- )
swapd >r space-invaders-sounds nth AL_BUFFER r> canonicalize-path swapd [ sounds>> nth AL_BUFFER ] dip
create-buffer-from-wav set-source-param ; create-buffer-from-wav set-source-param ;
: init-sounds ( cpu -- ) : init-sounds ( cpu -- )
init-openal init-openal
[ 9 gen-sources swap set-space-invaders-sounds ] keep [ 9 gen-sources swap (>>sounds) ] keep
[ SOUND-SHOT "resource:extra/space-invaders/resources/Shot.wav" init-sound ] keep [ SOUND-SHOT "resource:extra/space-invaders/resources/Shot.wav" init-sound ] keep
[ SOUND-UFO "resource:extra/space-invaders/resources/Ufo.wav" init-sound ] keep [ SOUND-UFO "resource:extra/space-invaders/resources/Ufo.wav" init-sound ] keep
[ space-invaders-sounds SOUND-UFO swap nth AL_LOOPING AL_TRUE set-source-param ] keep [ sounds>> SOUND-UFO swap nth AL_LOOPING AL_TRUE set-source-param ] keep
[ SOUND-BASE-HIT "resource:extra/space-invaders/resources/BaseHit.wav" init-sound ] keep [ SOUND-BASE-HIT "resource:extra/space-invaders/resources/BaseHit.wav" init-sound ] keep
[ SOUND-INVADER-HIT "resource:extra/space-invaders/resources/InvHit.wav" init-sound ] keep [ SOUND-INVADER-HIT "resource:extra/space-invaders/resources/InvHit.Wav" init-sound ] keep
[ SOUND-WALK1 "resource:extra/space-invaders/resources/Walk1.wav" init-sound ] keep [ SOUND-WALK1 "resource:extra/space-invaders/resources/Walk1.wav" init-sound ] keep
[ SOUND-WALK2 "resource:extra/space-invaders/resources/Walk2.wav" init-sound ] keep [ SOUND-WALK2 "resource:extra/space-invaders/resources/Walk2.wav" init-sound ] keep
[ SOUND-WALK3 "resource:extra/space-invaders/resources/Walk3.wav" init-sound ] keep [ SOUND-WALK3 "resource:extra/space-invaders/resources/Walk3.wav" init-sound ] keep
[ SOUND-WALK4 "resource:extra/space-invaders/resources/Walk4.wav" init-sound ] keep [ SOUND-WALK4 "resource:extra/space-invaders/resources/Walk4.wav" init-sound ] keep
[ SOUND-UFO-HIT "resource:extra/space-invaders/resources/UfoHit.wav" init-sound ] keep [ SOUND-UFO-HIT "resource:extra/space-invaders/resources/UfoHit.wav" init-sound ] keep
f swap set-space-invaders-looping? ; f swap (>>looping?) ;
: <space-invaders> ( -- cpu ) : cpu-init ( cpu -- cpu )
<cpu> space-invaders construct-delegate make-opengl-bitmap over (>>bitmap)
make-opengl-bitmap over set-space-invaders-bitmap
[ init-sounds ] keep [ init-sounds ] keep
[ reset ] keep ; [ reset ] keep ;
: <space-invaders> ( -- cpu )
space-invaders new cpu-init ;
: play-invaders-sound ( cpu sound -- ) : play-invaders-sound ( cpu sound -- )
swap space-invaders-sounds nth source-play ; swap sounds>> nth source-play ;
: stop-invaders-sound ( cpu sound -- ) : stop-invaders-sound ( cpu sound -- )
swap space-invaders-sounds nth source-stop ; swap sounds>> nth source-stop ;
: read-port1 ( cpu -- byte ) : read-port1 ( cpu -- byte )
#! Port 1 maps the keys for space invaders #! Port 1 maps the keys for space invaders
@ -82,8 +107,8 @@ TUPLE: space-invaders port1 port2i port2o port3o port4lo port4hi port5o bitmap s
#! Bit 4 = player one fire #! Bit 4 = player one fire
#! Bit 5 = player one left #! Bit 5 = player one left
#! Bit 6 = player one right #! Bit 6 = player one right
[ space-invaders-port1 dup HEX: FE bitand ] keep [ port1>> dup HEX: FE bitand ] keep
set-space-invaders-port1 ; (>>port1) ;
: read-port2 ( cpu -- byte ) : read-port2 ( cpu -- byte )
#! Port 2 maps player 2 controls and dip switches #! Port 2 maps player 2 controls and dip switches
@ -93,14 +118,14 @@ TUPLE: space-invaders port1 port2i port2o port3o port4lo port4hi port5o bitmap s
#! Bit 5 = player two left #! Bit 5 = player two left
#! Bit 6 = player two right #! Bit 6 = player two right
#! Bit 7 = show or hide coin info #! Bit 7 = show or hide coin info
[ space-invaders-port2i HEX: 8F bitand ] keep [ port2i>> HEX: 8F bitand ] keep
space-invaders-port1 HEX: 70 bitand bitor ; port1>> HEX: 70 bitand bitor ;
: read-port3 ( cpu -- byte ) : read-port3 ( cpu -- byte )
#! Used to compute a special formula #! Used to compute a special formula
[ space-invaders-port4hi 8 shift ] keep [ port4hi>> 8 shift ] keep
[ space-invaders-port4lo bitor ] keep [ port4lo>> bitor ] keep
space-invaders-port2o shift -8 shift HEX: FF bitand ; port2o>> shift -8 shift HEX: FF bitand ;
M: space-invaders read-port ( port cpu -- byte ) M: space-invaders read-port ( port cpu -- byte )
#! Read a byte from the hardware port. 'port' should #! Read a byte from the hardware port. 'port' should
@ -114,16 +139,16 @@ M: space-invaders read-port ( port cpu -- byte )
: write-port2 ( value cpu -- ) : write-port2 ( value cpu -- )
#! Setting this value affects the value read from port 3 #! Setting this value affects the value read from port 3
set-space-invaders-port2o ; (>>port2o) ;
: bit-newly-set? ( old-value new-value bit -- bool ) : bit-newly-set? ( old-value new-value bit -- bool )
tuck bit? >r bit? not r> and ; tuck bit? [ bit? not ] dip and ;
: port3-newly-set? ( new-value cpu bit -- bool ) : port3-newly-set? ( new-value cpu bit -- bool )
>r space-invaders-port3o swap r> bit-newly-set? ; [ port3o>> swap ] dip bit-newly-set? ;
: port5-newly-set? ( new-value cpu bit -- bool ) : port5-newly-set? ( new-value cpu bit -- bool )
>r space-invaders-port5o swap r> bit-newly-set? ; [ port5o>> swap ] dip bit-newly-set? ;
: write-port3 ( value cpu -- ) : write-port3 ( value cpu -- )
#! Connected to the sound hardware #! Connected to the sound hardware
@ -132,25 +157,25 @@ M: space-invaders read-port ( port cpu -- byte )
#! Bit 2 = Your ship hit #! Bit 2 = Your ship hit
#! Bit 3 = Invader hit #! Bit 3 = Invader hit
#! Bit 4 = Extended play sound #! Bit 4 = Extended play sound
over 0 bit? over space-invaders-looping? not and [ over 0 bit? over looping?>> not and [
dup SOUND-UFO play-invaders-sound dup SOUND-UFO play-invaders-sound
t over set-space-invaders-looping? t over (>>looping?)
] when ] when
over 0 bit? not over space-invaders-looping? and [ over 0 bit? not over looping?>> and [
dup SOUND-UFO stop-invaders-sound dup SOUND-UFO stop-invaders-sound
f over set-space-invaders-looping? f over (>>looping?)
] when ] when
2dup 0 port3-newly-set? [ dup SOUND-UFO play-invaders-sound ] when 2dup 0 port3-newly-set? [ dup SOUND-UFO play-invaders-sound ] when
2dup 1 port3-newly-set? [ dup SOUND-SHOT play-invaders-sound ] when 2dup 1 port3-newly-set? [ dup SOUND-SHOT play-invaders-sound ] when
2dup 2 port3-newly-set? [ dup SOUND-BASE-HIT play-invaders-sound ] when 2dup 2 port3-newly-set? [ dup SOUND-BASE-HIT play-invaders-sound ] when
2dup 3 port3-newly-set? [ dup SOUND-INVADER-HIT play-invaders-sound ] when 2dup 3 port3-newly-set? [ dup SOUND-INVADER-HIT play-invaders-sound ] when
set-space-invaders-port3o ; (>>port3o) ;
: write-port4 ( value cpu -- ) : write-port4 ( value cpu -- )
#! Affects the value returned by reading port 3 #! Affects the value returned by reading port 3
[ space-invaders-port4hi ] keep [ port4hi>> ] keep
[ set-space-invaders-port4lo ] keep [ (>>port4lo) ] keep
set-space-invaders-port4hi ; (>>port4hi) ;
: write-port5 ( value cpu -- ) : write-port5 ( value cpu -- )
#! Plays sounds #! Plays sounds
@ -165,7 +190,7 @@ M: space-invaders read-port ( port cpu -- byte )
2dup 2 port5-newly-set? [ dup SOUND-WALK3 play-invaders-sound ] when 2dup 2 port5-newly-set? [ dup SOUND-WALK3 play-invaders-sound ] when
2dup 3 port5-newly-set? [ dup SOUND-WALK4 play-invaders-sound ] when 2dup 3 port5-newly-set? [ dup SOUND-WALK4 play-invaders-sound ] when
2dup 4 port5-newly-set? [ dup SOUND-UFO-HIT play-invaders-sound ] when 2dup 4 port5-newly-set? [ dup SOUND-UFO-HIT play-invaders-sound ] when
set-space-invaders-port5o ; (>>port5o) ;
M: space-invaders write-port ( value port cpu -- ) M: space-invaders write-port ( value port cpu -- )
#! Write a byte to the hardware port, where 'port' is #! Write a byte to the hardware port, where 'port' is
@ -179,33 +204,34 @@ M: space-invaders write-port ( value port cpu -- )
} case ; } case ;
M: space-invaders reset ( cpu -- ) M: space-invaders reset ( cpu -- )
[ delegate reset ] keep dup call-next-method
[ 0 swap set-space-invaders-port1 ] keep 0 >>port1
[ 0 swap set-space-invaders-port2i ] keep 0 >>port2i
[ 0 swap set-space-invaders-port2o ] keep 0 >>port2o
[ 0 swap set-space-invaders-port3o ] keep 0 >>port3o
[ 0 swap set-space-invaders-port4lo ] keep 0 >>port4lo
[ 0 swap set-space-invaders-port4hi ] keep 0 >>port4hi
0 swap set-space-invaders-port5o ; 0 >>port5o
drop ;
: gui-step ( cpu -- ) : gui-step ( cpu -- )
[ read-instruction ] keep ! n cpu [ read-instruction ] keep ! n cpu
over get-cycles over inc-cycles over get-cycles over inc-cycles
[ swap instructions case ] keep [ swap instructions nth call( cpu -- ) ] keep
[ cpu-pc HEX: FFFF bitand ] keep [ pc>> HEX: FFFF bitand ] keep
set-cpu-pc ; (>>pc) ;
: gui-frame/2 ( cpu -- ) : gui-frame/2 ( cpu -- )
[ gui-step ] keep [ gui-step ] keep
[ cpu-cycles ] keep [ cycles>> ] keep
over 16667 < [ ! cycles cpu over 16667 < [ ! cycles cpu
nip gui-frame/2 nip gui-frame/2
] [ ] [
[ >r 16667 - r> set-cpu-cycles ] keep [ [ 16667 - ] dip (>>cycles) ] keep
dup cpu-last-interrupt HEX: 10 = [ dup last-interrupt>> HEX: 10 = [
HEX: 08 over set-cpu-last-interrupt HEX: 08 swap interrupt HEX: 08 over (>>last-interrupt) HEX: 08 swap interrupt
] [ ] [
HEX: 10 over set-cpu-last-interrupt HEX: 10 swap interrupt HEX: 10 over (>>last-interrupt) HEX: 10 swap interrupt
] if ] if
] if ; ] if ;
@ -213,77 +239,77 @@ M: space-invaders reset ( cpu -- )
dup gui-frame/2 gui-frame/2 ; dup gui-frame/2 gui-frame/2 ;
: coin-down ( cpu -- ) : coin-down ( cpu -- )
[ space-invaders-port1 1 bitor ] keep set-space-invaders-port1 ; [ port1>> 1 bitor ] keep (>>port1) ;
: coin-up ( cpu -- ) : coin-up ( cpu -- )
[ space-invaders-port1 255 1 - bitand ] keep set-space-invaders-port1 ; [ port1>> 255 1 - bitand ] keep (>>port1) ;
: player1-down ( cpu -- ) : player1-down ( cpu -- )
[ space-invaders-port1 4 bitor ] keep set-space-invaders-port1 ; [ port1>> 4 bitor ] keep (>>port1) ;
: player1-up ( cpu -- ) : player1-up ( cpu -- )
[ space-invaders-port1 255 4 - bitand ] keep set-space-invaders-port1 ; [ port1>> 255 4 - bitand ] keep (>>port1) ;
: player2-down ( cpu -- ) : player2-down ( cpu -- )
[ space-invaders-port1 2 bitor ] keep set-space-invaders-port1 ; [ port1>> 2 bitor ] keep (>>port1) ;
: player2-up ( cpu -- ) : player2-up ( cpu -- )
[ space-invaders-port1 255 2 - bitand ] keep set-space-invaders-port1 ; [ port1>> 255 2 - bitand ] keep (>>port1) ;
: fire-down ( cpu -- ) : fire-down ( cpu -- )
[ space-invaders-port1 HEX: 10 bitor ] keep set-space-invaders-port1 ; [ port1>> HEX: 10 bitor ] keep (>>port1) ;
: fire-up ( cpu -- ) : fire-up ( cpu -- )
[ space-invaders-port1 255 HEX: 10 - bitand ] keep set-space-invaders-port1 ; [ port1>> 255 HEX: 10 - bitand ] keep (>>port1) ;
: left-down ( cpu -- ) : left-down ( cpu -- )
[ space-invaders-port1 HEX: 20 bitor ] keep set-space-invaders-port1 ; [ port1>> HEX: 20 bitor ] keep (>>port1) ;
: left-up ( cpu -- ) : left-up ( cpu -- )
[ space-invaders-port1 255 HEX: 20 - bitand ] keep set-space-invaders-port1 ; [ port1>> 255 HEX: 20 - bitand ] keep (>>port1) ;
: right-down ( cpu -- ) : right-down ( cpu -- )
[ space-invaders-port1 HEX: 40 bitor ] keep set-space-invaders-port1 ; [ port1>> HEX: 40 bitor ] keep (>>port1) ;
: right-up ( cpu -- ) : right-up ( cpu -- )
[ space-invaders-port1 255 HEX: 40 - bitand ] keep set-space-invaders-port1 ; [ port1>> 255 HEX: 40 - bitand ] keep (>>port1) ;
TUPLE: invaders-gadget cpu quit? ; TUPLE: invaders-gadget < gadget cpu quit? windowed? ;
invaders-gadget H{ invaders-gadget H{
{ T{ key-down f f "ESC" } [ t swap set-invaders-gadget-quit? ] } { T{ key-down f f "ESC" } [ t over (>>quit?) dup windowed?>> [ close-window ] [ drop ] if ] }
{ T{ key-down f f "BACKSPACE" } [ invaders-gadget-cpu coin-down ] } { T{ key-down f f "BACKSPACE" } [ cpu>> coin-down ] }
{ T{ key-up f f "BACKSPACE" } [ invaders-gadget-cpu coin-up ] } { T{ key-up f f "BACKSPACE" } [ cpu>> coin-up ] }
{ T{ key-down f f "1" } [ invaders-gadget-cpu player1-down ] } { T{ key-down f f "1" } [ cpu>> player1-down ] }
{ T{ key-up f f "1" } [ invaders-gadget-cpu player1-up ] } { T{ key-up f f "1" } [ cpu>> player1-up ] }
{ T{ key-down f f "2" } [ invaders-gadget-cpu player2-down ] } { T{ key-down f f "2" } [ cpu>> player2-down ] }
{ T{ key-up f f "2" } [ invaders-gadget-cpu player2-up ] } { T{ key-up f f "2" } [ cpu>> player2-up ] }
{ T{ key-down f f "UP" } [ invaders-gadget-cpu fire-down ] } { T{ key-down f f "UP" } [ cpu>> fire-down ] }
{ T{ key-up f f "UP" } [ invaders-gadget-cpu fire-up ] } { T{ key-up f f "UP" } [ cpu>> fire-up ] }
{ T{ key-down f f "LEFT" } [ invaders-gadget-cpu left-down ] } { T{ key-down f f "LEFT" } [ cpu>> left-down ] }
{ T{ key-up f f "LEFT" } [ invaders-gadget-cpu left-up ] } { T{ key-up f f "LEFT" } [ cpu>> left-up ] }
{ T{ key-down f f "RIGHT" } [ invaders-gadget-cpu right-down ] } { T{ key-down f f "RIGHT" } [ cpu>> right-down ] }
{ T{ key-up f f "RIGHT" } [ invaders-gadget-cpu right-up ] } { T{ key-up f f "RIGHT" } [ cpu>> right-up ] }
} set-gestures } set-gestures
: <invaders-gadget> ( cpu -- gadget ) : <invaders-gadget> ( cpu -- gadget )
invaders-gadget construct-gadget invaders-gadget new
[ set-invaders-gadget-cpu ] keep swap >>cpu
f over set-invaders-gadget-quit? ; f >>quit? ;
M: invaders-gadget pref-dim* drop { 224 256 0 } ; M: invaders-gadget pref-dim* drop { 224 256 } ;
M: invaders-gadget draw-gadget* ( gadget -- ) M: invaders-gadget draw-gadget* ( gadget -- )
0 0 glRasterPos2i 0 0 glRasterPos2i
1.0 -1.0 glPixelZoom 1.0 -1.0 glPixelZoom
>r 224 256 GL_RGB GL_UNSIGNED_BYTE r> [ 224 256 GL_RGB GL_UNSIGNED_BYTE ] dip
invaders-gadget-cpu space-invaders-bitmap glDrawPixels ; cpu>> bitmap>> glDrawPixels ;
: black { 0 0 0 } ; CONSTANT: black { 0 0 0 }
: white { 255 255 255 } ; CONSTANT: white { 255 255 255 }
: green { 0 255 0 } ; CONSTANT: green { 0 255 0 }
: red { 255 0 0 } ; CONSTANT: red { 255 0 0 }
: addr>xy ( addr -- point ) : addr>xy ( addr -- point )
#! Convert video RAM address to base X Y value. point is a {x y}. #! Convert video RAM address to base X Y value. point is a {x y}.
@ -297,7 +323,7 @@ M: invaders-gadget draw-gadget* ( gadget -- )
: within ( n a b -- bool ) : within ( n a b -- bool )
#! n >= a and n <= b #! n >= a and n <= b
rot tuck swap <= >r swap >= r> and ; rot tuck swap <= [ swap >= ] dip and ;
: get-point-color ( point -- color ) : get-point-color ( point -- color )
#! Return the color to use for the given x/y position. #! Return the color to use for the given x/y position.
@ -330,47 +356,51 @@ M: invaders-gadget draw-gadget* ( gadget -- )
M: space-invaders update-video ( value addr cpu -- ) M: space-invaders update-video ( value addr cpu -- )
over HEX: 2400 >= [ over HEX: 2400 >= [
space-invaders-bitmap -rot do-bitmap-update bitmap>> -rot do-bitmap-update
] [ ] [
3drop 3drop
] if ; ] if ;
: sync-frame ( millis -- millis ) : sync-frame ( millis -- millis )
#! Sleep until the time for the next frame arrives. #! Sleep until the time for the next frame arrives.
1000 60 / >fixnum + millis - dup 0 > 1000 60 / >fixnum + system:millis - dup 0 >
[ threads:sleep ] [ drop threads:yield ] if millis ; [ milliseconds threads:sleep ] [ drop threads:yield ] if system:millis ;
: invaders-process ( millis gadget -- ) : invaders-process ( millis gadget -- )
#! Run a space invaders gadget inside a #! Run a space invaders gadget inside a
#! concurrent process. Messages can be sent to #! concurrent process. Messages can be sent to
#! signal key presses, etc. #! signal key presses, etc.
dup invaders-gadget-quit? [ dup quit?>> [
2drop 2drop
] [ ] [
[ sync-frame ] dip [ sync-frame ] dip
[ invaders-gadget-cpu gui-frame ] keep [ cpu>> gui-frame ] keep
[ relayout-1 ] keep [ relayout-1 ] keep
invaders-process invaders-process
] if ; ] if ;
M: invaders-gadget graft* ( gadget -- ) M: invaders-gadget graft* ( gadget -- )
dup invaders-gadget-cpu init-sounds dup cpu>> init-sounds
f over set-invaders-gadget-quit? f over (>>quit?)
[ millis swap invaders-process ] curry [ system:millis swap invaders-process ] curry
"Space invaders" threads:spawn drop ; "Space invaders" threads:spawn drop ;
M: invaders-gadget ungraft* ( gadget -- ) M: invaders-gadget ungraft* ( gadget -- )
t swap set-invaders-gadget-quit? ; t swap (>>quit?) ;
: (run) ( title cpu rom-info -- ) : (run) ( title cpu rom-info -- )
over load-rom* <invaders-gadget> swap open-window ; over load-rom* <invaders-gadget> t >>windowed? swap open-window ;
: run ( -- ) CONSTANT: rom-info {
"Space Invaders" <space-invaders> { { HEX: 0000 "invaders/invaders.h" }
{ HEX: 0000 "invaders/invaders.h" } { HEX: 0800 "invaders/invaders.g" }
{ HEX: 0800 "invaders/invaders.g" } { HEX: 1000 "invaders/invaders.f" }
{ HEX: 1000 "invaders/invaders.f" } { HEX: 1800 "invaders/invaders.e" }
{ HEX: 1800 "invaders/invaders.e" } }
} [ (run) ] with-ui ;
MAIN: run : run-invaders ( -- )
[
"Space Invaders" <space-invaders> rom-info (run)
] with-ui ;
MAIN: run-invaders

0
unmaintained/space-invaders/summary.txt → extra/space-invaders/summary.txt
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unmaintained/space-invaders/tags.txt → extra/space-invaders/tags.txt
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