// 
// should_round_up from 0x180137ec8 to 0x180137fde (278 bytes)
// 
// 3 xrefs:
// > fp_format_a @ 0x1801377c7
// > <???> @ 0x180203620
// > <???> @ 0x18020362c
// 
// This function is hookable on this platform!
// 
// Using BromaIDA 8.0.0 @ https://github.com/Stazzical/BromaIDA
// Using bindings at commit ba9f177b at Thu Jul 16 22:52:06 2026 from https://github.com/geode-sdk/bindings
// 

char __fastcall should_round_up(unsigned __int64 *a1, __int64 a2, __int16 a3, int a4)
{
  int v4; // r14d
  unsigned __int64 v6; // rbx
  int v9; // eax
  unsigned __int64 v10; // r8
  unsigned __int64 v11; // rax
  char v12; // dl

  v4 = a3;
  v6 = (a2 & *a1 & 0xFFFFFFFFFFFFFLL) >> a3;
  if ( !a4 )
    return (unsigned __int16)v6 >= 8u;
  v9 = fegetround();
  switch ( v9 )
  {
    case 0:
      v10 = *a1;
      v11 = (a2 & *a1 & 0xFFFFFFFFFFFFFLL) >> v4;
      if ( (unsigned __int16)v11 > 8u )
        return 1;
      if ( (unsigned __int16)v11 >= 8u )
      {
        v12 = 1;
        if ( (v10 & ((1LL << v4) - 1) & 0xFFFFFFFFFFFFFLL) == 0 )
        {
          if ( v4 == 48 )
            LOBYTE(v10) = (v10 & 0x7FF0000000000000LL) != 0;
          else
            v10 = (a2 & (v10 >> 4) & 0xFFFFFFFFFFFFLL) >> v4;
          return v10 & 1;
        }
        return v12;
      }
      return 0;
    case 512:
      return (_WORD)v6 && (*a1 & 0x8000000000000000uLL) == 0LL;
    case 256:
      return (_WORD)v6 && (*a1 & 0x8000000000000000uLL) != 0LL;
  }
  return 0;
}