어셈블리어 과제 - 진종영

 

 

 

Exercises 4.2.2 Write a complete 80x86 assembly language program to prompt for values of x, y, and z and display the value of the expression 2(-x + y - 1) +z Allow for 32-bit integer values.

.386 .MODEL FLAT   ExitProcess PROTO NEAR32 stdcall, dxExitCode:DWORD   INCLUDE io.h   cr EQU 0dh Lf EQU 0ah   .STACK 4096   .DATA prompt1BYTE"This program will evaluate the expression", cr, Lf, Lf BYTE"2(-x + y - 1)+z", cr, Lf, Lf BYTE"for your choice of integer values.", cr, LF, Lf BYTE"Enter value for x: ", 0 prompt2BYTE"Enter value for y: ", 0 prompt3BYTE"Enter value for z: ", 0 ValueBYTE16 DUP (?) AnswerBYTEcr, Lf, "The result is "   ResultBYTE6DUP (?) BYTEcr, LF, 0   .CODE _start:   outputPrompt1 input Value, 16 atoiValue negax movdx, ax   outputPrompt2 inputValue, 16 atoiValue adddx, ax   decdx adddx, dx   outputPrompt3 inputValue, 16 atoiValue adddx, ax   itoaResult, dx   outputAnswer   INVOKE ExitProcess, 0 PUBLIC _start   END

 

 

  

 

 

 

Exercises 4.3.2 Write a complete 80x86 assembly language program to prompt for the length, width, and height of a box and to display its surface area 2*(length*width + length*height + width*height).

.386 .MODEL FLAT   ExitProcess PROTO NEAR32 stdcall, dxExitCode:DWORD   INCLUDE io.h   cr EQU 0dh Lf EQU 0ah   .STACK 4096   .DATA   prompt1BYTE"This program will evaluate the expression", cr, Lf, Lf BYTE"2*(length*width + length*height + width*height)", cr, Lf, Lf BYTE"for your choice of integer values.", cr, LF, Lf BYTE"Enter value for length of a box: ", 0 prompt2BYTE"Enter value for width of a box: ", 0 prompt3BYTE"Enter value for height of a box: ", 0 ValueBYTE16 DUP (?) AnswerBYTEcr, Lf, "The result is "   ResultBYTE6DUP (?) BYTEcr, LF, 0   .CODE _start:   outputprompt1 inputValue, 16 atodValue movebx, eax;ebx = Length   outputprompt2 inputValue, 16 atodValue movecx, eax;ecx = Width movedx, eax imuledx, ebx;edx = Length * Width   outputprompt3 inputValue, 16 atodValue imulebx, eax;ebx = Length * Height, eax = Height imuleax, ecx;eax = Width * Height   addeax, ebx addeax, edx   shleax, 1   dtoaResult, eax outputAnswer ;2*(length*width + length*height + width*height)     INVOKEExitProcess, 0 PUBLIC_start END