fixed bugs and revolutionized the universe

1 files changed, 207 insertions, 13 deletions

diff --git a/ROMs/hello_c.asm b/ROMs/hello_c.asm
index bdb32ff..da648b6 100644
--- a/ROMs/hello_c.asm
+++ b/ROMs/hello_c.asm
@@ -1,21 +1,215 @@
     jmp _main
-_main:                        ; int main()
-    mov 1, [$51FF]            ; int x = 1
-    mov 0, [$5201]            ; int i = 0
+    .include "ROMs/font.bin"
+_drawChar_int_ch__int_x__int_y__int_color:
+    pop V0
+    pop [$71FF]
+    pop [$7201]
+    pop [$7203]
+    pop [$7205]
+    push V0
+    ; adjust for jmp instruction
+    push $1FFF
+    mov 2, V1
+    pop V0
+    add V0, V1
+    mov AX, [$7207]
+    push [$71FF]
+    mov 8, V1
+    pop V0
+    mul V0, V1
+    mov AX, [$7209]
+    mov 0, [$720B]
 _body_1:
-    push [$5201]              ; left operand
-    mov 10, V1                ; right operand
-    pop V0                    ; get left operand back
-    lt V0, V1                 ; compute less than check
+    push [$720B]
+    mov 8, V1
+    pop V0
+    lt V0, V1
+    not LX
+    bz
+    jmp _end_2
+    push [$7207]
+    push [$7209]
+    mov [$720B], V1
+    pop V0
+    add V0, V1
+    mov AX, V1
+    pop V0
+    mul V1, 1
+    add AX, V0
+    mov AX, V0
+    mov [V0], [$720D]
+    mov 0, [$720F]
+_body_3:
+    push [$720F]
+    mov 8, V1
+    pop V0
+    lt V0, V1
     not LX
     bz
-    jmp _end_2                ; if for condition fails, jump to end
-    mult [$51FF], 2           ; compute multiplication
-    mov AX, [$51FF]           ; store back into left param
-    push [$5201]              ; i++
-    inc [$5201]
+    jmp _end_4
+    push [$720D]
+    push 7
+    mov [$720F], V1
+    pop V0
+    sub V0, V1
+    mov AX, V1
     pop V0
+    shr V0, V1
+    push DX
+    mov 1, V1
+    pop V0
+    and V0, V1
+    mov DX, [$7211]
+    bz [$7211]
+    jmp _then_5
+    mov [$7205], V0
+    jmp _end_6
+_then_5:
+    mov 0, V0
+_end_6:
+    mov V0, [$7213]
+    push [$7213]
+    push [$7203]
+    mov [$720B], V1
+    pop V0
+    add V0, V1
+    push AX
+    push [$7201]
+    mov [$720F], V1
+    pop V0
+    add V0, V1
+    push AX
+    call _setPixel_int_x__int_y__int_c
+    push [$720F]
+    inc [$720F]
+    pop V0
+    jmp _body_3
+_end_4:
+    push [$720B]
+    inc [$720B]
+    pop V0
+    jmp _body_1
 _end_2:
-    mov 0, V0                 ; fallback return 0
+    mov 0, V0
+    ret
+
+_setPixel_int_x__int_y__int_c:
+    pop V0
+    pop [$7215]
+    pop [$7217]
+    pop [$7219]
+    push V0
+    mov $402F, [$721B]
+    push [$7217]
+    mov 128, V1
+    pop V0
+    mul V0, V1
+    push AX
+    mov [$7215], V1
+    pop V0
+    add V0, V1
+    mov AX, [$721D]
+    push [$721B]
+    mov [$721D], V1
+    pop V0
+    mul V1, 1
+    add AX, V0
+    mov AX, V0
+    movb [$7219], [V0]
+    mov 0, V0
+    ret
+
+_clear_int_c:
+    pop V0
+    pop [$721F]
+    push V0
+    mov $402F, [$7221]
+    push 64
+    mov 128, V1
+    pop V0
+    mul V0, V1
+    mov AX, [$7223]
+    mov 0, [$7225]
+_body_7:
+    push [$7225]
+    mov [$7223], V1
+    pop V0
+    lt V0, V1
+    not LX
+    bz
+    jmp _end_8
+    push [$7221]
+    mov [$7225], V1
+    pop V0
+    mul V1, 1
+    add AX, V0
+    mov AX, V0
+    movb [$721F], [V0]
+    push [$7225]
+    inc [$7225]
+    pop V0
+    jmp _body_7
+_end_8:
+    mov 0, V0
+    ret
+
+_main:
+    mov 1, [$7227]
+    mov 72, [$722B]
+    mov 69, [$722D]
+    mov 76, [$722F]
+    mov 76, [$7231]
+    mov 79, [$7233]
+    mov 32, [$7235]
+    mov 87, [$7237]
+    mov 79, [$7239]
+    mov 82, [$723B]
+    mov 76, [$723D]
+    mov 68, [$723F]
+    mov 33, [$7241]
+    mov $722B, [$7229]
+    mov 12, [$7243]
+    push 0
+    call _clear_int_c
+_body_9:
+    not 1
+    bz
+    jmp _end_10
+    mov 0, [$7245]
+_body_11:
+    push [$7245]
+    mov [$7243], V1
+    pop V0
+    lt V0, V1
+    not LX
+    bz
+    jmp _end_12
+    push [$7229]
+    mov [$7245], V1
+    pop V0
+    mul V1, 2
+    add AX, V0
+    mov AX, V0
+    mov [V0], [$7247]
+    push [$7227]
+    push 0
+    push [$7245]
+    mov 8, V1
+    pop V0
+    mul V0, V1
+    push AX
+    push [$7247]
+    call _drawChar_int_ch__int_x__int_y__int_color
+    push [$7245]
+    inc [$7245]
+    pop V0
+    jmp _body_11
+_end_12:
+    push [$7227]
+    inc [$7227]
+    pop V0
+    jmp _body_9
+_end_10:
+    mov 0, V0
     ret