long long outside(long long x, long long a, long long b);

.type outside, @function
.global outside
.text

#rdi
#rsi
#rdx
#rcx
#r8 - min
#r9 - max

outside:
  cmp %rsi, %rdx
  jle rdxmin
  jg rdxmax

rdxmin:
  mov %rdx, %r8
  mov %rsi, %r9
  jmp dalej

rdxmax:
  mov %rdx, %r9
  mov %rsi, %r8

dalej:
  cmp %rdi, %r9
  jl greater
  cmp %rdi, %r8
  jg lesser
  jmp otherwise

greater:
  mov $1, %rax
  jmp retu

lesser:
  mov $-1, %rax
  jmp retu

otherwise:
  mov $0, %rax

retu:
  ret