1*638691a0SAndroid Build Coastguard Worker /* Compute the sum of the squares of a vector of signed shorts
2*638691a0SAndroid Build Coastguard Worker
3*638691a0SAndroid Build Coastguard Worker * Copyright 2004 Phil Karn, KA9Q
4*638691a0SAndroid Build Coastguard Worker * May be used under the terms of the GNU Lesser General Public License (LGPL)
5*638691a0SAndroid Build Coastguard Worker */
6*638691a0SAndroid Build Coastguard Worker
7*638691a0SAndroid Build Coastguard Worker #include <stdlib.h>
8*638691a0SAndroid Build Coastguard Worker #include "fec.h"
9*638691a0SAndroid Build Coastguard Worker
10*638691a0SAndroid Build Coastguard Worker unsigned long long sumsq_port(signed short *,int);
11*638691a0SAndroid Build Coastguard Worker
12*638691a0SAndroid Build Coastguard Worker #ifdef __i386__
13*638691a0SAndroid Build Coastguard Worker unsigned long long sumsq_mmx(signed short *,int);
14*638691a0SAndroid Build Coastguard Worker unsigned long long sumsq_sse(signed short *,int);
15*638691a0SAndroid Build Coastguard Worker unsigned long long sumsq_sse2(signed short *,int);
16*638691a0SAndroid Build Coastguard Worker #endif
17*638691a0SAndroid Build Coastguard Worker
18*638691a0SAndroid Build Coastguard Worker #ifdef __VEC__
19*638691a0SAndroid Build Coastguard Worker unsigned long long sumsq_av(signed short *,int);
20*638691a0SAndroid Build Coastguard Worker #endif
21*638691a0SAndroid Build Coastguard Worker
sumsq(signed short * in,int cnt)22*638691a0SAndroid Build Coastguard Worker unsigned long long sumsq(signed short *in,int cnt){
23*638691a0SAndroid Build Coastguard Worker switch(Cpu_mode){
24*638691a0SAndroid Build Coastguard Worker case PORT:
25*638691a0SAndroid Build Coastguard Worker default:
26*638691a0SAndroid Build Coastguard Worker return sumsq_port(in,cnt);
27*638691a0SAndroid Build Coastguard Worker #ifdef __i386__
28*638691a0SAndroid Build Coastguard Worker case SSE:
29*638691a0SAndroid Build Coastguard Worker case MMX:
30*638691a0SAndroid Build Coastguard Worker return sumsq_mmx(in,cnt);
31*638691a0SAndroid Build Coastguard Worker case SSE2:
32*638691a0SAndroid Build Coastguard Worker return sumsq_sse2(in,cnt);
33*638691a0SAndroid Build Coastguard Worker #endif
34*638691a0SAndroid Build Coastguard Worker
35*638691a0SAndroid Build Coastguard Worker #ifdef __VEC__
36*638691a0SAndroid Build Coastguard Worker case ALTIVEC:
37*638691a0SAndroid Build Coastguard Worker return sumsq_av(in,cnt);
38*638691a0SAndroid Build Coastguard Worker #endif
39*638691a0SAndroid Build Coastguard Worker }
40*638691a0SAndroid Build Coastguard Worker }
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