33 vector
float src1, src2, dst1, dst2, mul_v,
zero;
35 zero = (vector float)vec_splat_u32(0);
37 mul_v = vec_splat(mul_u.v, 0);
39 for(i=0; i<
len; i+=8) {
40 src1 = vec_ctf(vec_ld(0, src+i), 0);
41 src2 = vec_ctf(vec_ld(16, src+i), 0);
42 dst1 = vec_madd(src1, mul_v, zero);
43 dst2 = vec_madd(src2, mul_v, zero);
44 vec_st(dst1, 0, dst+i);
45 vec_st(dst2, 16, dst+i);
50 static vector
signed short
53 vector
float s0 = vec_ld(0, src);
54 vector
float s1 = vec_ld(16, src);
55 vector
signed int t0 = vec_cts(s0, 0);
56 vector
signed int t1 = vec_cts(s1, 0);
57 return vec_packs(t0,t1);
63 vector
signed short d0, d1, d;
64 vector
unsigned char align;
66 for(i=0; i<len-7; i+=8) {
67 d0 = vec_ld(0, dst+i);
69 d1 = vec_ld(15, dst+i);
70 d1 = vec_perm(d1, d0, vec_lvsl(0,dst+i));
71 align = vec_lvsr(0, dst+i);
72 d0 = vec_perm(d1, d, align);
73 d1 = vec_perm(d, d1, align);
78 for(i=0; i<len-7; i+=8) {
86 long len,
int channels)
89 vector
signed short d0, d1, d2, c0,
c1,
t0,
t1;
90 vector
unsigned char align;
96 for(i=0; i<len-7; i+=8) {
97 d0 = vec_ld(0, dst + i);
99 d1 = vec_ld(31, dst + i);
101 c0 = vec_mergeh(t0, t1);
102 c1 = vec_mergel(t0, t1);
103 d2 = vec_perm(d1, d0, vec_lvsl(0, dst + i));
104 align = vec_lvsr(0, dst + i);
105 d0 = vec_perm(d2, c0, align);
106 d1 = vec_perm(c0, c1, align);
107 vec_st(d0, 0, dst + i);
108 d0 = vec_perm(c1, d2, align);
109 vec_st(d1, 15, dst + i);
110 vec_st(d0, 31, dst + i);
114 for(i=0; i<len-7; i+=8) {
117 d0 = vec_mergeh(t0, t1);
118 d1 = vec_mergel(t0, t1);
119 vec_st(d0, 0, dst + i);
120 vec_st(d1, 16, dst + i);
126 for (c = 0; c < channels; c++) {
128 for (i = 0, j = c; i <
len; i++, j+=channels) {