user: 请从给定的汇编指令推导出C源代码：

```asm
<treatBoundary>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %rcx,-0x50(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  add    $0x2,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x50(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%eax
  add    $0x2,%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x50(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%eax
  add    $0x2,%eax
  mov    %eax,-0xc(%rbp)
  movl   $0x2,-0x18(%rbp)
  movl   $0x0,-0x18(%rbp)
  movl   $0x0,-0x28(%rbp)
  jmp    L83
L50:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L61
L41:
  mov    -0x2c(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  lea    -0x20(%rbp),%rdi
  lea    -0x14(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <boundaryCell@plt>
  addl   $0x1,-0x2c(%rbp)
L61:
  mov    -0x14(%rbp),%eax
  cmp    %eax,-0x2c(%rbp)
  jl     L41
  addl   $0x1,-0x28(%rbp)
L83:
  mov    -0x10(%rbp),%eax
  cmp    %eax,-0x28(%rbp)
  jl     L50
  movl   $0x1,-0x24(%rbp)
  jmp    L57
L46:
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x18(%rbp)
  movl   $0x0,-0x1c(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L145
L70:
  mov    -0x2c(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  lea    -0x20(%rbp),%rdi
  lea    -0x14(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <boundaryCell@plt>
  addl   $0x1,-0x2c(%rbp)
L145:
  mov    -0x14(%rbp),%eax
  cmp    %eax,-0x2c(%rbp)
  jl     L70
  movl   $0x1,-0x28(%rbp)
  jmp    L75
L91:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  movl   $0x0,-0x20(%rbp)
  lea    -0x20(%rbp),%rdi
  lea    -0x14(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <boundaryCell@plt>
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  add    $0x1,%eax
  mov    %eax,-0x20(%rbp)
  lea    -0x20(%rbp),%rdi
  lea    -0x14(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <boundaryCell@plt>
  addl   $0x1,-0x28(%rbp)
L75:
  mov    -0x50(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x28(%rbp)
  jle    L91
  mov    -0x50(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%eax
  add    $0x1,%eax
  mov    %eax,-0x28(%rbp)
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L118
L104:
  mov    -0x2c(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  lea    -0x20(%rbp),%rdi
  lea    -0x14(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <boundaryCell@plt>
  addl   $0x1,-0x2c(%rbp)
L118:
  mov    -0x14(%rbp),%eax
  cmp    %eax,-0x2c(%rbp)
  jl     L104
  addl   $0x1,-0x24(%rbp)
L57:
  mov    -0x50(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x24(%rbp)
  jle    L46
  mov    -0x50(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%eax
  add    $0x1,%eax
  mov    %eax,-0x18(%rbp)
  movl   $0x0,-0x28(%rbp)
  jmp    L65
L153:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L15
L55:
  mov    -0x2c(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  lea    -0x20(%rbp),%rdi
  lea    -0x14(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <boundaryCell@plt>
  addl   $0x1,-0x2c(%rbp)
L15:
  mov    -0x14(%rbp),%eax
  cmp    %eax,-0x2c(%rbp)
  jl     L55
  addl   $0x1,-0x28(%rbp)
L65:
  mov    -0x10(%rbp),%eax
  cmp    %eax,-0x28(%rbp)
  jl     L153
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L0
  call   <__stack_chk_fail@plt>
L0:
  leave
  ret
```

assistant: ```c
void treatBoundary(double *collideField, int *flagField, const double *const wallVelocity, int *length) {
  int x, y, z;
  int node[3];
  int n[3] = {length[0] + 2, length[1] + 2, length[2] + 2};
  node[2] = 2;
  node[2] = 0;
  for (y = 0; y < n[1]; ++y) {
    node[1] = y;
    for (x = 0; x < n[0]; ++x) {
      node[0] = x;
      boundaryCell(collideField, flagField, wallVelocity, n, node);
    }
  }
  for (z = 1; z <= length[2]; ++z) {
    node[2] = z;
    node[1] = 0;
    for (x = 0; x < n[0]; ++x) {
      node[0] = x;
      boundaryCell(collideField, flagField, wallVelocity, n, node);
    }
    for (y = 1; y <= length[1]; ++y) {
      node[1] = y;
      node[0] = 0;
      boundaryCell(collideField, flagField, wallVelocity, n, node);
      node[0] = length[0] + 1;
      boundaryCell(collideField, flagField, wallVelocity, n, node);
    }
    y = length[1] + 1;
    node[1] = y;
    for (x = 0; x < n[0]; ++x) {
      node[0] = x;
      boundaryCell(collideField, flagField, wallVelocity, n, node);
    }
  }
  node[2] = length[2] + 1;
  for (y = 0; y < n[1]; ++y) {
    node[1] = y;
    for (x = 0; x < n[0]; ++x) {
      node[0] = x;
      boundaryCell(collideField, flagField, wallVelocity, n, node);
    }
  }
}
```