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GCC provides intrinsics to access certain instructions of the TI C6Xprocessors. These intrinsics, listed below, are available afterinclusion of thec6x_intrinsics.h header file. They map directlyto C6X instructions.
int _sadd (int, int);int _ssub (int, int);int _sadd2 (int, int);int _ssub2 (int, int);long long _mpy2 (int, int);long long _smpy2 (int, int);int _add4 (int, int);int _sub4 (int, int);int _saddu4 (int, int);int _smpy (int, int);int _smpyh (int, int);int _smpyhl (int, int);int _smpylh (int, int);int _sshl (int, int);int _subc (int, int);int _avg2 (int, int);int _avgu4 (int, int);int _clrr (int, int);int _extr (int, int);int _extru (int, int);int _abs (int);int _abs2 (int);