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How to compile arithmetic expressions to x86?

Name: Anonymous 2015-07-10 21:16

hi prog, say I want to take as given some variables on the stack x,y,z,w and compile expressions (x+y)*(z+w) to x86 asm.

first off the instructions take registers or pointers and well x86 is weird and has instructions like this:

add x, y ;x OR y must be a register, result in x
mul x ;multiplies eax with x, result is put into eax


so this would work:

mov eax, stack0
add eax, stack1
mov ebx, stack2
add ebx, stack3
mul ebx


but how would you make an algorithm to do this in general?

Name: Cudder !cXCudderUE 2015-07-13 6:38

>>14
"I'm too stupid to read Asm."

Go back to mental masturbation with your ultra-high-level languages, quiche-eater.

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