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Copy pathhw.ASM
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hw.ASM
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format PE console
entry start
include 'win32a.inc'
;--------------------------------------------------------------------------
section '.data' data readable writable
;Ввод N
strVecSize db 'Input size of Matrix A([1 ; 4]): ', 0
;При неверном входном N
strIncorSize db 'Incorrect size of Matrix = %d', 10, 0
;Ввод элементов матрицы
strVecElemI db 'A[%d] = ', 0
;Считываание int
strScanInt db '%d', 0
;Вывод определителя
DetOut db 'DetA = %d', 0
;Размер массива
vec_size dd 0
;Временная переменная для сохранения счетчика при считывании массива
i dd ?
;Переменные для сохранения промежуточных вычислений определителя
tmp dd ?
tmp2 dd ?
tmp3 dd ?
;Матрица записанная по строкам
vec rd 100
;--------------------------------------------------------------------------
section '.code' code readable executable
start:
; 1) Ввод матрицы
call VectorInput
mov eax, [vec_size]
; 2) Выбор нужной функции в соответствии с N
cmp eax, 1
je PrintDet1
cmp eax, 4
je PrintDet2
cmp eax, 9
je PrintDet3
cmp eax, 16
je PrintDet4
finish:
call [getch]
push 0
call [ExitProcess]
;--------------------------------------------------------------------------
VectorInput:
push strVecSize
call [printf]
add esp, 4
push vec_size
push strScanInt
call [scanf]
add esp, 8
mov eax, [vec_size]
cmp eax, 0
jle FinishError
cmp eax, 4
jg FinishError
imul eax, eax
mov [vec_size], eax
jmp getVector
;If vec_size <= 0 || vec_size > 4
FinishError:
push [vec_size]
push strIncorSize
call [printf]
call [getch]
push 0
call [ExitProcess]
getVector:
xor ecx, ecx ; ecx = 0
mov ebx, vec ; ebx = &vec
getVecLoop:
mov [tmp], ebx
cmp ecx, [vec_size]
jge endInputVector ; to end of loop
; input element
mov [i], ecx
push ecx
push strVecElemI
call [printf]
add esp, 8
push ebx
push strScanInt
call [scanf]
add esp, 8
mov ecx, [i]
inc ecx
mov ebx, [tmp]
add ebx, 4
jmp getVecLoop
endInputVector:
ret
;--------------------------------------------------------------------------
PrintDet1:
;N = 1, Det = v[0]
push [vec]
push DetOut
call [printf]
jmp finish
;--------------------------------------------------------------------------
PrintDet2:
;N = 2, Det = v[0]*v[3] - v[1]*v[2]
mov eax, [vec]
imul eax, [vec + 12]
mov [tmp], eax
mov eax, [vec + 8]
imul eax, [vec + 4]
sub [tmp], eax
push [tmp]
push DetOut
call [printf]
jmp finish
;--------------------------------------------------------------------------
PrintDet3:
;N = 3, Det = v[0]*(v[4]*v[8]-v[5]*v[7])-v[1]*(v[3]*v[8]-v[6]*v[5])+v[2]*(v[3]*v[7]-v[4]*v[6])
mov eax, [vec + 4*4]
imul eax, [vec + 4*8]
mov [tmp], eax
mov eax, [vec + 4*5]
imul eax, [vec + 4*7]
sub [tmp], eax
mov eax, [tmp]
imul eax, [vec]
mov [tmp], eax
mov eax, [vec + 4*3]
imul eax, [vec + 4*8]
mov [tmp2], eax
mov eax, [vec + 4*5]
imul eax, [vec + 4*6]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4]
sub [tmp], eax
mov eax, [vec + 4*3]
imul eax, [vec + 4*7]
mov [tmp2], eax
mov eax, [vec + 4*4]
imul eax, [vec + 4*6]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*2]
add [tmp], eax
push [tmp]
push DetOut
call [printf]
jmp finish
;--------------------------------------------------------------------------
PrintDet4:
;N = 4, Det = v[0]*A0 + v[1]*A1 + v[2]*A2 + v[3]*A3, где Ai - алгебраическое дополнение элемента v[i]
mov eax, [vec + 4*10]
imul eax, [vec + 4*15]
mov [tmp], eax
mov eax, [vec + 4*14]
imul eax, [vec + 4*11]
sub [tmp], eax
mov eax, [tmp]
imul eax, [vec + 5*4]
mov [tmp], eax
mov eax, [vec + 4*9]
imul eax, [vec + 4*15]
mov [tmp2], eax
mov eax, [vec + 4*11]
imul eax, [vec + 4*13]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*6]
sub [tmp], eax
mov eax, [vec + 4*9]
imul eax, [vec + 4*14]
mov [tmp2], eax
mov eax, [vec + 4*10]
imul eax, [vec + 4*13]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*7]
add [tmp], eax
mov eax, [tmp]
imul eax, [vec]
mov [tmp3], eax
mov eax, [vec + 4*10]
imul eax, [vec + 4*15]
mov [tmp], eax
mov eax, [vec + 4*11]
imul eax, [vec + 4*14]
sub [tmp], eax
mov eax, [tmp]
imul eax, [vec + 4*4]
mov [tmp], eax
mov eax, [vec + 4*8]
imul eax, [vec + 4*15]
mov [tmp2], eax
mov eax, [vec + 4*11]
imul eax, [vec + 4*12]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*6]
sub [tmp], eax
mov eax, [vec + 4*8]
imul eax, [vec + 4*14]
mov [tmp2], eax
mov eax, [vec + 4*10]
imul eax, [vec + 4*12]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*7]
add [tmp], eax
mov eax, [tmp]
imul eax, [vec + 4]
sub [tmp3], eax
mov eax, [vec + 4*9]
imul eax, [vec + 4*15]
mov [tmp], eax
mov eax, [vec + 4*11]
imul eax, [vec + 4*13]
sub [tmp], eax
mov eax, [tmp]
imul eax, [vec + 4*4]
mov [tmp], eax
mov eax, [vec + 4*8]
imul eax, [vec + 4*15]
mov [tmp2], eax
mov eax, [vec + 4*11]
imul eax, [vec + 4*12]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*5]
sub [tmp], eax
mov eax, [vec + 4*8]
imul eax, [vec + 4*13]
mov [tmp2], eax
mov eax, [vec + 4*9]
imul eax, [vec + 4*12]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*7]
add [tmp], eax
mov eax, [tmp]
imul eax, [vec + 8]
add [tmp3], eax
mov eax, [vec + 4*9]
imul eax, [vec + 4*14]
mov [tmp], eax
mov eax, [vec + 4*10]
imul eax, [vec + 4*13]
sub [tmp], eax
mov eax, [tmp]
imul eax, [vec + 4*4]
mov [tmp], eax
mov eax, [vec + 4*8]
imul eax, [vec + 4*14]
mov [tmp2], eax
mov eax, [vec + 4*10]
imul eax, [vec + 4*12]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*5]
sub [tmp], eax
mov eax, [vec + 4*8]
imul eax, [vec + 4*13]
mov [tmp2], eax
mov eax, [vec + 4*9]
imul eax, [vec + 4*12]
sub [tmp2], eax
mov eax, [tmp2]
imul eax, [vec + 4*6]
add [tmp], eax
mov eax, [tmp]
imul eax, [vec + 3*4]
sub [tmp3], eax
push [tmp3]
push DetOut
call [printf]
jmp finish
;--------------------------------------------------------------------------
section '.idata' import data readable
library kernel, 'kernel32.dll',\
msvcrt, 'msvcrt.dll',\
user32,'USER32.DLL'
include 'api\user32.inc'
include 'api\kernel32.inc'
import kernel,\
ExitProcess, 'ExitProcess',\
HeapCreate,'HeapCreate',\
HeapAlloc,'HeapAlloc'
include 'api\kernel32.inc'
import msvcrt,\
printf, 'printf',\
scanf, 'scanf',\
getch, '_getch'