user: Please show me the C implementation that matches the assembly code listed below:

```asm
<f16>:
  endbr64
  mov    %edi,%eax
  and    $0xe0710000,%eax
  cmp    $0xb0300000,%eax
  jl     L303
  lea    -0x1cbf(%rdi),%eax
  cmp    $0x1,%eax
  jbe    L312
  test   $0xffffffdf,%edi
  je     L312
  lea    -0x1fff(%rdi),%eax
  cmp    $0x1,%eax
  jbe    L312
  lea    -0x3cbf(%rdi),%eax
  cmp    $0x1,%eax
  jbe    L312
  test   %edi,%edi
  jns    L269
  cmp    $0xffffffe0,%edi
  jge    L125
  cmp    $0xffffc340,%edi
  je     L312
  cmp    $0xffffc341,%edi
  jl     L15
  cmp    $0xffffc342,%edi
  je     L112
  cmp    $0xffffffbf,%edi
  je     L312
  cmp    $0xffffe003,%edi
  jne    L47
L312:
  ret
L15:
  cmp    $0xc0000002,%edi
  jl     L130
  lea    0x10000001(%rdi),%eax
  cmp    $0x1,%eax
  ja     L47
  ret
L130:
  ret
L323:
  ret
L125:
  lea    0x20(%rdi),%eax
  mov    $0x88020001,%edx
  bt     %rax,%rdx
  jae    L47
  ret
L112:
  ret
L269:
  cmp    $0x3f,%edi
  jg     L115
  test   %edi,%edi
  jle    L47
  movabs $0x8000000001000026,%rax
  bt     %rdi,%rax
  jb     L323
L47:
  lea    0x2000(%rdi),%eax
  cmp    $0x1,%eax
  jbe    L312
  cmp    $0xffffdfc6,%edi
  je     L312
  mov    %edi,%eax
  and    $0xffffdffe,%eax
  cmp    $0xffffdfc0,%eax
  je     L312
  mov    %edi,%eax
  and    $0xffffffbf,%eax
  cmp    $0xffffdfbf,%eax
  je     L312
  cmp    $0x7fffffff,%edi
  jne    L330
  ret
L115:
  cmp    $0x60000002,%edi
  je     L312
  jle    L333
  lea    -0x6fffffff(%rdi),%eax
  cmp    $0x1,%eax
  ja     L47
  ret
L333:
  lea    -0x1fffffff(%rdi),%eax
  cmp    $0x1,%eax
  ja     L47
  ret
L303:
  cmp    $0x90000001,%edi
  jge    L96
  cmp    $0x8fffffff,%edi
  jge    L312
  cmp    $0x80000009,%edi
  jge    L330
  mov    $0x121,%eax
  bt     %rdi,%rax
  jae    L330
  ret
L96:
  cmp    $0xbfbf0000,%edi
  je     L312
  cmp    $0xbfffffff,%edi
  je     L312
  cmp    $0xa030ffff,%edi
  je     L312
L330:
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <abort@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void f16(int s) {
  if ((s & ((-0x1f8f) << ((sizeof(int) - sizeof(short)) * 8))) >= ((-0x4fd0) << ((sizeof(int) - sizeof(short)) * 8))) {
    if (s == 0 || s == 0x1cbf || s == 0x1cc0 || s == 0x1fff || s == 0x2000 || s == 0x20 || s == 0x3cbf || s == 0x3cc0 || s == 0x3f || s == (-0x1000 << ((sizeof(int) - sizeof(short)) * 8)) - 1 || s == (-0x4000 << ((sizeof(int) - sizeof(short)) * 8)) || s == (-0x1000 << ((sizeof(int) - sizeof(short)) * 8)) || s == (-0x4000 << ((sizeof(int) - sizeof(short)) * 8)) + 1 || s == 1 || s == -1 || s == -15 || s == -15550 || s == -15552 || s == (0x7000 << ((sizeof(int) - sizeof(short)) * 8)) - 1 || s == (0x7000 << ((sizeof(int) - sizeof(short)) * 8)) || s == (1 << ((sizeof(int) * 8 - 1) - 2)) || s == (1 << ((sizeof(int) * 8 - 1) - 2)) - 1 || s == 2 || s == 24 || s == -32 || s == (3 << ((sizeof(int) * 8 - 1) - 2)) + 2 || s == 5 || s == -5 || s == -63 || s == -64 || s == -65 || s == -8189 || s == -8191 || s == -8192 || s == -8193 || s == -8250 || s == -8255 || s == -8256 || s == -8257 || s == 0x7fffffff)
      return;
  } else {
    if (s == (-0x4000 << ((sizeof(int) - sizeof(short)) * 8)) - 1 || s == (-0x7000 << ((sizeof(int) - sizeof(short)) * 8)) - 1 || s == (-0x5fcf << ((sizeof(int) - sizeof(short)) * 8)) - 1 || s == (-0x4041 << ((sizeof(int) - sizeof(short)) * 8)) || s == (-0x7000 << ((sizeof(int) - sizeof(short)) * 8)) || s == -0x7fffffff - 1 || s == -0x7fffffff + 4 || s == -0x7fffffff + 7)
      return;
  }
  abort();
}
```