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authorMelodi <62381002+Melodi17@users.noreply.github.com>2025-08-28 22:30:02 +1000
committerMelodi <62381002+Melodi17@users.noreply.github.com>2025-08-28 22:30:02 +1000
commit5d012f16b2a0200087afe9dffc906046d258b3b8 (patch)
treead7a8cee368d1b83e08df13243678a34d34c6aae /ROMs/paint.asm
parent76cea79a46d42f8f59503d3bb421f0d298da66cb (diff)
seperated modules out
Diffstat (limited to 'ROMs/paint.asm')
-rw-r--r--ROMs/paint.asm252
1 files changed, 126 insertions, 126 deletions
diff --git a/ROMs/paint.asm b/ROMs/paint.asm
index b4d454f..9a853a4 100644
--- a/ROMs/paint.asm
+++ b/ROMs/paint.asm
@@ -1,96 +1,21 @@
jmp _main
-_setPixel_int_x__int_y__int_c:; int setPixel(int x, int y, int c)
+_hid_getKeyState_int_scanCode:; int hid_getKeyState(int scanCode)
pop V0 ; preserve function return address
- pop [$71FF] ; param int x
- pop [$7201] ; param int y
- pop [$7203] ; param int c
+ pop [$71FF] ; param int scanCode
push V0 ; restore function return address
- mov $402F, [$7205] ; int screenStart = $402F
- push [$7201] ; left operand
- mov 128, V1 ; right operand
- pop V0 ; get left operand back
- mul V0, V1 ; compute multiplication
- push AX ; left operand
- mov [$71FF], V1 ; right operand
- pop V0 ; get left operand back
- add V0, V1 ; compute addition
- mov AX, [$7207] ; int i = AX
- push [$7205] ; store index obj
- mov [$7207], V1 ; store indexer
- pop V0 ; restore index obj
- mul V1, 1 ; multiply indexer by 1
- add AX, V0 ; add indexer and index obj
- mov AX, V0 ; move to general purpose register
- movb [$7203], [V0] ; [V0] = [$7203]
- mov 0, V0 ; fallback return 0
- ret
-
-_setPixel_int_i__int_c: ; int setPixel(int i, int c)
- pop V0 ; preserve function return address
- pop [$7209] ; param int i
- pop [$720B] ; param int c
- push V0 ; restore function return address
- mov $402F, [$720D] ; int screenStart = $402F
- push [$720D] ; store index obj
- mov [$7209], V1 ; store indexer
- pop V0 ; restore index obj
- mul V1, 1 ; multiply indexer by 1
- add AX, V0 ; add indexer and index obj
- mov AX, V0 ; move to general purpose register
- movb [$720B], [V0] ; [V0] = [$720B]
- mov 0, V0 ; fallback return 0
- ret
-
-_clear_int_c: ; int clear(int c)
- pop V0 ; preserve function return address
- pop [$720F] ; param int c
- push V0 ; restore function return address
- mov $402F, [$7211] ; int screenStart = $402F
- mov 0, [$7213] ; int i = 0
-_body_1:
- push [$7213] ; left operand
- push 128 ; left operand
- mov 64, V1 ; right operand
- pop V0 ; get left operand back
- mul V0, V1 ; compute multiplication
- mov AX, V1 ; right operand
- pop V0 ; get left operand back
- lt V0, V1 ; compute less than check
- not LX
- bz
- jmp _end_2 ; if for condition fails, jump to end
- push [$7211] ; store index obj
- mov [$7213], V1 ; store indexer
- pop V0 ; restore index obj
- mul V1, 1 ; multiply indexer by 1
- add AX, V0 ; add indexer and index obj
- mov AX, V0 ; move to general purpose register
- movb [$720F], [V0] ; [V0] = [$720F]
- push [$7213] ; i++
- inc [$7213]
- pop V0
- jmp _body_1
-_end_2:
- mov 0, V0 ; fallback return 0
- ret
-
-_getKeyState_int_scanCode: ; int getKeyState(int scanCode)
- pop V0 ; preserve function return address
- pop [$7215] ; param int scanCode
- push V0 ; restore function return address
- mov $6033, [$7217] ; int hid = $6033
- push [$7215] ; left operand
+ mov $6033, [$7201] ; int sk_table = $6033
+ push [$71FF] ; left operand
mov 8, V1 ; right operand
pop V0 ; get left operand back
div V0, V1 ; compute division
- mov AX, [$7219] ; int index = AX
- push [$7215] ; left operand
+ mov AX, [$7203] ; int index = AX
+ push [$71FF] ; left operand
mov 8, V1 ; right operand
pop V0 ; get left operand back
mod V0, V1 ; compute modulus
- mov AX, [$721B] ; int bit = AX
- push [$7217] ; store index obj
- push [$7219] ; left operand
+ mov AX, [$7205] ; int bit = AX
+ push [$7201] ; store index obj
+ push [$7203] ; left operand
mov 1, V1 ; right operand
pop V0 ; get left operand back
sub V0, V1 ; compute subtraction
@@ -99,10 +24,10 @@ _getKeyState_int_scanCode: ; int getKeyState(int scanCode)
mul V1, 1 ; multiply indexer by 1
add AX, V0 ; add indexer and index obj
mov AX, V0 ; move to general purpose register
- mov [V0], [$721D] ; int val = [V0]
- push [$721D] ; left operand
+ mov [V0], [$7207] ; int val = [V0]
+ push [$7207] ; left operand
push 1 ; left operand
- mov [$721B], V1 ; right operand
+ mov [$7205], V1 ; right operand
pop V0 ; get left operand back
shl V0, V1 ; compute left shift
mov DX, V1 ; right operand
@@ -118,26 +43,26 @@ _getKeyState_int_scanCode: ; int getKeyState(int scanCode)
mov 0, V0 ; fallback return 0
ret
-_getPressedKey: ; int getPressedKey()
- mov 0, [$721F] ; int sk = 0
-_body_3:
- push [$721F] ; left operand
+_hid_getPressedKey: ; int hid_getPressedKey()
+ mov 0, [$7209] ; int sk = 0
+_body_1:
+ push [$7209] ; left operand
mov 256, V1 ; right operand
pop V0 ; get left operand back
lt V0, V1 ; compute less than check
not LX
bz
- jmp _end_4 ; if for condition fails, jump to end
- push [$721F] ; arg int scanCode
- call _getKeyState_int_scanCode; int getKeyState(int scanCode)
+ jmp _end_2 ; if for condition fails, jump to end
+ push [$7209] ; arg int scanCode
+ call _hid_getKeyState_int_scanCode; int hid_getKeyState(int scanCode)
cmp V0, 0 ; logical and
not
bz
- jmp _clause_5
+ jmp _clause_3
mov 0, V0 ; first operand failed, store 0 and skip second
- jmp _end_6
-_clause_5:
- push [$721F] ; left operand
+ jmp _end_4
+_clause_3:
+ push [$7209] ; left operand
mov 160, V1 ; right operand
pop V0 ; get left operand back
cmp V0, V1 ; compute inequality check
@@ -145,54 +70,54 @@ _clause_5:
cmp LX, 0 ; compare result from second operand to 0
not
mov LX, V0 ; store second operand result
-_end_6:
+_end_4:
not V0
bz ; check if condition
- jmp _end_7 ; if succeeds, continue, else jump to end
- mov [$721F], V0 ; return value
+ jmp _end_5 ; if succeeds, continue, else jump to end
+ mov [$7209], V0 ; return value
ret
-_end_7:
- push [$721F] ; i++
- inc [$721F]
+_end_5:
+ push [$7209] ; i++
+ inc [$7209]
pop V0
- jmp _body_3
-_end_4:
+ jmp _body_1
+_end_2:
mov 0, V0 ; return value
ret
mov 0, V0 ; fallback return 0
ret
-_readKey: ; int readKey()
-_body_8:
+_hid_waitForPressedKey: ; int hid_waitForPressedKey()
+_body_6:
not 1
bz
- jmp _end_9 ; if while condition fails, jump to end
- call _getPressedKey ; int getPressedKey()
- mov V0, [$7221] ; int sk = V0
- push [$7221] ; left operand
+ jmp _end_7 ; if while condition fails, jump to end
+ call _hid_getPressedKey ; int hid_getPressedKey()
+ mov V0, [$720B] ; int sk = V0
+ push [$720B] ; left operand
mov 0, V1 ; right operand
pop V0 ; get left operand back
cmp V0, V1 ; compute inequality check
not
not LX
bz ; check if condition
- jmp _end_10 ; if succeeds, continue, else jump to end
- mov [$7221], V0 ; return value
+ jmp _end_8 ; if succeeds, continue, else jump to end
+ mov [$720B], V0 ; return value
ret
-_end_10:
- jmp _body_8
-_end_9:
+_end_8:
+ jmp _body_6
+_end_7:
mov 0, V0 ; fallback return 0
ret
-_getMouseIndex: ; int getMouseIndex()
+_hid_getMouseIndex: ; int hid_getMouseIndex()
mov $602F, V0 ; move pointer into register for dereference
mov [V0], V0 ; return value
ret
mov 0, V0 ; fallback return 0
ret
-_getMouseState: ; int getMouseState()
+_hid_getMouseState: ; int hid_getMouseState()
push $602F ; left operand
mov 2, V1 ; right operand
pop V0 ; get left operand back
@@ -203,15 +128,90 @@ _getMouseState: ; int getMouseState()
mov 0, V0 ; fallback return 0
ret
+_screen_setPixel_int_x__int_y__int_c:; int screen_setPixel(int x, int y, int c)
+ pop V0 ; preserve function return address
+ pop [$720D] ; param int x
+ pop [$720F] ; param int y
+ pop [$7211] ; param int c
+ push V0 ; restore function return address
+ mov $402F, [$7213] ; int screenStart = $402F
+ push [$720F] ; left operand
+ mov 128, V1 ; right operand
+ pop V0 ; get left operand back
+ mul V0, V1 ; compute multiplication
+ push AX ; left operand
+ mov [$720D], V1 ; right operand
+ pop V0 ; get left operand back
+ add V0, V1 ; compute addition
+ mov AX, [$7215] ; int i = AX
+ push [$7213] ; store index obj
+ mov [$7215], V1 ; store indexer
+ pop V0 ; restore index obj
+ mul V1, 1 ; multiply indexer by 1
+ add AX, V0 ; add indexer and index obj
+ mov AX, V0 ; move to general purpose register
+ movb [$7211], [V0] ; [V0] = [$7211]
+ mov 0, V0 ; fallback return 0
+ ret
+
+_screen_setPixel_int_i__int_c:; int screen_setPixel(int i, int c)
+ pop V0 ; preserve function return address
+ pop [$7217] ; param int i
+ pop [$7219] ; param int c
+ push V0 ; restore function return address
+ mov $402F, [$721B] ; int screenStart = $402F
+ push [$721B] ; store index obj
+ mov [$7217], V1 ; store indexer
+ pop V0 ; restore index obj
+ mul V1, 1 ; multiply indexer by 1
+ add AX, V0 ; add indexer and index obj
+ mov AX, V0 ; move to general purpose register
+ movb [$7219], [V0] ; [V0] = [$7219]
+ mov 0, V0 ; fallback return 0
+ ret
+
+_screen_clear_int_c: ; int screen_clear(int c)
+ pop V0 ; preserve function return address
+ pop [$721D] ; param int c
+ push V0 ; restore function return address
+ mov $402F, [$721F] ; int screenStart = $402F
+ mov 0, [$7221] ; int i = 0
+_body_9:
+ push [$7221] ; left operand
+ push 128 ; left operand
+ mov 64, V1 ; right operand
+ pop V0 ; get left operand back
+ mul V0, V1 ; compute multiplication
+ mov AX, V1 ; right operand
+ pop V0 ; get left operand back
+ lt V0, V1 ; compute less than check
+ not LX
+ bz
+ jmp _end_10 ; if for condition fails, jump to end
+ push [$721F] ; store index obj
+ mov [$7221], V1 ; store indexer
+ pop V0 ; restore index obj
+ mul V1, 1 ; multiply indexer by 1
+ add AX, V0 ; add indexer and index obj
+ mov AX, V0 ; move to general purpose register
+ movb [$721D], [V0] ; [V0] = [$721D]
+ push [$7221] ; i++
+ inc [$7221]
+ pop V0
+ jmp _body_9
+_end_10:
+ mov 0, V0 ; fallback return 0
+ ret
+
_main: ; int main()
mov 0, [$7223] ; int color = 0
_body_11:
not 1
bz
jmp _end_12 ; if while condition fails, jump to end
- call _getMouseIndex ; int getMouseIndex()
+ call _hid_getMouseIndex ; int hid_getMouseIndex()
mov V0, [$7225] ; int mouseIndex = V0
- call _getMouseState ; int getMouseState()
+ call _hid_getMouseState ; int hid_getMouseState()
mov V0, [$7227] ; int mouseState = V0
push [$7227] ; left operand
mov 1, V1 ; right operand
@@ -230,18 +230,18 @@ _body_11:
add V0, V1 ; compute addition
push AX ; arg int i
push [$7225] ; arg int c
- call _setPixel_int_i__int_c; int setPixel(int i, int c)
+ call _screen_setPixel_int_i__int_c; int screen_setPixel(int i, int c)
_end_13:
push 67 ; arg int scanCode
- call _getKeyState_int_scanCode; int getKeyState(int scanCode)
+ call _hid_getKeyState_int_scanCode; int hid_getKeyState(int scanCode)
not V0
bz ; check if condition
jmp _end_14 ; if succeeds, continue, else jump to end
push 8 ; arg int c
- call _clear_int_c ; int clear(int c)
+ call _screen_clear_int_c ; int screen_clear(int c)
_end_14:
push 65 ; arg int scanCode
- call _getKeyState_int_scanCode; int getKeyState(int scanCode)
+ call _hid_getKeyState_int_scanCode; int hid_getKeyState(int scanCode)
not V0
bz ; check if condition
jmp _end_15 ; if succeeds, continue, else jump to end
@@ -250,7 +250,7 @@ _end_14:
pop V0
_body_16:
push 65 ; arg int scanCode
- call _getKeyState_int_scanCode; int getKeyState(int scanCode)
+ call _hid_getKeyState_int_scanCode; int hid_getKeyState(int scanCode)
not V0
bz
jmp _end_17 ; if while condition fails, jump to end