6class_var

Source Code

// MyCC code example
// Gabriel Capella
class Test {
    int x;
    public void main() {
        x = 49;
        print(x);
    }
}

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Results

Assembly

.globl main

main:
   pushq  %rbp                # Save old EBP
   movq    %rsp, %rbp         # Save old ESP

   movq    $8, %rax
   movq    %rax, %rdi
   callq   malloc@PLT
   testq   %rax, %rax
   jz      fail_exit
   pushq   %rax

   callq   __LABEL0
   popq   %rax

   movq %rbp, %rsp            # Restore ESP
   popq %rbp                  # Restore EBP
   retq

__LABEL0:
   pushq  %rbp                # Save old EBP
   movq    %rsp, %rbp         # Save old ESP
   addq    $-8, %rsp

   ##MovL %0 <- 49
   movq   $49, %rax
   ##MoMo %1 <- %-1
   movq   %rbp, %rcx
   ##MovL %2 <- 16
   movq   $16, %rbx
   ##MoOp %3 <- %1,%2
   addq   %rcx, %rbx
   ##MToR %4 <- #3
   movq   (%rbx), %rcx
   ##MovL %5 <- 0
   movq   $0, %rbx
   ##MoOp %6 <- %4,%5
   addq   %rcx, %rbx
   ##RToM #6 <- %0
   movq   %rax, (%rbx)
   ##MoMo %7 <- %-1
   movq   %rbp, %rbx
   ##MovL %8 <- 16
   movq   $16, %rax
   ##MoOp %9 <- %7,%8
   addq   %rbx, %rax
   ##MToR %10 <- #9
   movq   (%rax), %rbx
   ##MovL %11 <- 0
   movq   $0, %rax
   ##MoOp %12 <- %10,%11
   addq   %rbx, %rax
   ##MToR %13 <- #12
   movq   (%rax), %rax
   ##Prin %13
   pushq  %rax                  ## prepare print call
   pushq  %rbx                  ## prepare print call
   pushq  %rcx                  ## prepare print call
   movq   %rax, %rdi            ## print
   callq   putchar@PLT
   popq   %rcx
   popq   %rbx
   popq   %rax

   movq    %rbp, %rsp            # Restore ESP
   popq    %rbp                  # Restore EBP
   retq

fail_exit:
   movl   $1, %eax
   popq   %rbp
   retq

Expected

1

Got

1