alc/fpu_modes.h

   1 #ifndef FPU_MODES_H
   2 #define FPU_MODES_H
   3
   4 class FPUCtl {
   5 #if defined(HAVE_SSE_INTRINSICS) || (defined(__GNUC__) && defined(HAVE_SSE))
   6     unsigned int sse_state{};
   7 #endif
   8     bool in_mode{};
   9
  10 public:
  11     FPUCtl();
  12     /* HACK: 32-bit targets for GCC seem to have a problem here with certain
  13      * noexcept methods (which destructors are) causing an internal compiler
  14      * error. No idea why it's these methods specifically, but this is needed
  15      * to get it to compile.
  16      */
  17     ~FPUCtl() noexcept(false) { leave(); }
  18
  19     FPUCtl(const FPUCtl&) = delete;
  20     FPUCtl& operator=(const FPUCtl&) = delete;
  21
  22     void leave();
  23 };
  24
  25 #endif /* FPU_MODES_H */