forked from KolibriOS/kolibrios
131 lines
1.9 KiB
PHP
131 lines
1.9 KiB
PHP
macro debug_print str
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{
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local ..string, ..label
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jmp ..label
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..string db str,0
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..label:
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pushf
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pushad
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mov edx,..string
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call debug_outstr
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popad
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popf
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}
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dps fix debug_print
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macro debug_print_dec arg
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{
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pushf
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pushad
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if ~arg eq eax
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mov eax,arg
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end if
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call debug_outdec
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popad
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popf
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}
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dpd fix debug_print_dec
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;---------------------------------
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debug_outdec: ;(eax - num, edi-str)
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push 10 ;2
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pop ecx ;1
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push -'0' ;2
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.l0:
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xor edx,edx ;2
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div ecx ;2
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push edx ;1
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test eax,eax ;2
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jnz .l0 ;2
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.l1:
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pop eax ;1
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add al,'0' ;2
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call debug_outchar ; stosb
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jnz .l1 ;2
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ret ;1
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;---------------------------------
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debug_outchar: ; al - char
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pushf
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pushad
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mov cl,al
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mov eax,63
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mov ebx,1
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int 0x40
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popad
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popf
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ret
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debug_outstr:
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mov eax,63
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mov ebx,1
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@@:
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mov cl,[edx]
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test cl,cl
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jz @f
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int 40h
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inc edx
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jmp @b
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@@:
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ret
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macro newline
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{
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dps <13,10>
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}
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macro print message
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{
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dps message
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newline
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}
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macro pregs
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{
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dps "EAX: "
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dpd eax
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dps " EBX: "
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dpd ebx
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newline
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dps "ECX: "
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dpd ecx
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dps " EDX: "
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dpd edx
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newline
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}
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macro debug_print_hex arg
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{
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pushf
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pushad
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if ~arg eq eax
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mov eax, arg
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end if
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call debug_outhex
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popad
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popf
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}
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dph fix debug_print_hex
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debug_outhex:
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; eax - number
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mov edx, 8
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.new_char:
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rol eax, 4
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movzx ecx, al
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and cl, 0x0f
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mov cl, [__hexdigits + ecx]
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pushad
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mcall 63, 1
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popad
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dec edx
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jnz .new_char
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ret
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__hexdigits:
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db '0123456789ABCDEF' |