Lines Matching refs:v
111 void fixed_fft(int n, int32_t *v) in fixed_fft() argument
118 int32_t t = v[i]; in fixed_fft()
119 v[i] = v[r]; in fixed_fft()
120 v[r] = t; in fixed_fft()
128 int32_t x = half(v[i]); in fixed_fft()
129 int32_t y = half(v[i + p]); in fixed_fft()
130 v[i] = x + y; in fixed_fft()
131 v[i + p] = x - y; in fixed_fft()
139 int32_t x = half(v[i]); in fixed_fft()
140 int32_t y = mult(w, v[i + p]); in fixed_fft()
141 v[i] = x - y; in fixed_fft()
142 v[i + p] = x + y; in fixed_fft()
148 void fixed_fft_real(int n, int32_t *v) in fixed_fft_real() argument
152 fixed_fft(n, v); in fixed_fft_real()
154 v[0] = mult(~v[0], 0x80008000); in fixed_fft_real()
155 v[m] = half(v[m]); in fixed_fft_real()
158 int32_t x = half(v[i]); in fixed_fft_real()
159 int32_t z = half(v[n - i]); in fixed_fft_real()
163 v[i] = x - y; in fixed_fft_real()
164 v[n - i] = (x + y) ^ 0xFFFF; in fixed_fft_real()