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Defines |
#define | SHR(a, shift) ((a) >> (shift)) |
#define | SHL(a, shift) ((a) << (shift)) |
#define | SATURATE(x, a) ((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x)) |
#define | ADD16(a, b) ((short)((short)(a)+(short)(b))) |
#define | SUB16(a, b) ((a)-(b)) |
#define | ADD32(a, b) ((a)+(b)) |
#define | SUB32(a, b) ((a)-(b)) |
#define | ADD64(a, b) ((a)+(b)) |
#define | PSHR(a, shift) (SHR((a)+(1<<((shift)-1)),shift)) |
#define | MULT16_16_16(a, b) ((((short)(a))*((short)(b)))) |
#define | MULT16_16(a, b) (((short)(a))*((short)(b))) |
#define | MAC16_16(c, a, b) (ADD32((c),MULT16_16((a),(b)))) |
#define | MULT16_32_Q12(a, b) ADD32(MULT16_16((a),SHR((b),12)), SHR(MULT16_16((a),((b)&0x00000fff)),12)) |
#define | MULT16_32_Q13(a, b) ADD32(MULT16_16((a),SHR((b),13)), SHR(MULT16_16((a),((b)&0x00001fff)),13)) |
#define | MULT16_32_Q14(a, b) ADD32(MULT16_16((a),SHR((b),14)), SHR(MULT16_16((a),((b)&0x00003fff)),14)) |
#define | MULT16_32_Q11(a, b) ADD32(MULT16_16((a),SHR((b),11)), SHR(MULT16_16((a),((b)&0x000007ff)),11)) |
#define | MAC16_32_Q11(c, a, b) ADD32(c,ADD32(MULT16_16((a),SHR((b),11)), SHR(MULT16_16((a),((b)&0x000007ff)),11))) |
#define | MULT16_32_Q15(a, b) ADD32(MULT16_16((a),SHR((b),15)), SHR(MULT16_16((a),((b)&0x00007fff)),15)) |
#define | MAC16_32_Q15(c, a, b) ADD32(c,ADD32(MULT16_16((a),SHR((b),15)), SHR(MULT16_16((a),((b)&0x00007fff)),15))) |
#define | MAC16_16_Q11(c, a, b) (ADD32((c),SHR(MULT16_16((a),(b)),11))) |
#define | MULT16_16_Q11(a, b) (SHR(MULT16_16((a),(b)),11)) |
#define | MULT16_16_Q13(a, b) (SHR(MULT16_16((a),(b)),13)) |
#define | MULT16_16_Q14(a, b) (SHR(MULT16_16((a),(b)),14)) |
#define | MULT16_16_Q15(a, b) (SHR(MULT16_16((a),(b)),15)) |
#define | MULT16_16_P13(a, b) (SHR(ADD32(4096,MULT16_16((a),(b))),13)) |
#define | MULT16_16_P14(a, b) (SHR(ADD32(8192,MULT16_16((a),(b))),14)) |
#define | MULT16_16_P15(a, b) (SHR(ADD32(16384,MULT16_16((a),(b))),15)) |
#define | MUL_16_32_R15(a, bh, bl) ADD32(MULT16_16((a),(bh)), SHR(MULT16_16((a),(bl)),15)) |
#define | DIV32_16(a, b) ((short)(((signed int)(a))/((short)(b)))) |
#define | DIV32(a, b) (((signed int)(a))/((signed int)(b))) |