107 lines
1.9 KiB
ArmAsm
107 lines
1.9 KiB
ArmAsm
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%define BUFF_LIM 32768
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%define WINNING_COUNT 10
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global _start
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[bits 32]
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[section .text]
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%include "utils.s"
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_start:
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mov ebx, filename
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call open_file
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mov ecx, read_buff
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mov edx, BUFF_LIM
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call read_file
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add eax, read_buff
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mov [file_lim], eax
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mov byte [eax], 10 ; add a newline at the end
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; 1. get to :, checking for file_lim
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; 2. repeat WINNING_COUNT times
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; get the next number
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; record in winning list
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; end
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; 3. repeat until \n
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; get the next number
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; check against the winning list
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; if match then
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; shl points, 1
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; cmovz points, 1 ???
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; end
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; end
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; 4. add to final value
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; 5. goto 1
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mov esi, read_buff
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; 1. get to :, checking for file_lim
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find_colon:
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lodsb
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cmp al, ':'
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je start_round
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cmp esi, [file_lim]
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jge game_over
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jmp find_colon
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; 2. repeat WINNING_COUNT times
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; get the next number
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; record in winning list
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; end
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start_round:
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mov ecx, WINNING_COUNT
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.get_next_number:
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call dec_parse
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jc .get_next_number
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; record in list (backward since loop)
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mov [(winning_list-4)+ecx*4], eax
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loop .get_next_number
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; 3. repeat until \n
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; get the next number
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; check against the winning list
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; if match then
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; shl points, 1
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; cmovz points, 1 ???
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; end
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; end
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check_wins:
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xor ebx, ebx ; points
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.get_next_number:
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call dec_parse
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jc .get_next_number
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; check against winning list
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mov ecx, WINNING_COUNT
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mov edx, 1
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.check_winning:
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cmp [(winning_list-4)+ecx*4], eax
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jne .continue
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; matched!
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shl ebx, 1
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cmovz ebx, edx
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.continue:
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loop .check_winning
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; check for \n
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dec esi
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lodsb
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cmp al, 10 ; \n
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jne .get_next_number
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; round done
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add dword [final_value], ebx ; round points
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jmp find_colon ; restart
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; print everything out
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game_over:
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mov eax, [final_value]
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call print_dec
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jmp exit
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[section .data]
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file_lim: dd 0
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final_value: dd 0
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filename: db "input",0
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[section .bss]
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winning_list: resd WINNING_COUNT
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read_buff: resb BUFF_LIM
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