diff --git a/ti/dsplib/src/DSPF_sp_fircirc/c66/DSPF_sp_fircirc.c b/ti/dsplib/src/DSPF_sp_fircirc/c66/DSPF_sp_fircirc.c
index a734ebabec5b2d87c6142ccf2e368f68c3098b94..e0656585f23cecd5b0147ef292aeffd9e494baad 100644 (file)
int i, j;
/* Circular Buffer block size = ((2^(csize + 1)) / 4) floating point numbers */
int mod = (1 << (csize - 1)) - 1;
- float *x_ptr = (float*)&x[index];
__float2_t x_10, x_21, x_32, x_43, x_54, h_10;
__float2_t sum1, sum2, sum3, sum4;
sum3 = 0;
sum4 = 0;
- x_10 = _amem8_f2_const(&x_ptr[(i) & (mod)]);
- x_32 = _amem8_f2_const(&x_ptr[(i+2) & (mod)]);
+ x_10 = _amem8_f2_const(&x[(j+index) & (mod)]);
+ x_32 = _amem8_f2_const(&x[(j+2+index) & (mod)]);
x_21 = _ftof2(_lof2(x_32), _hif2(x_10));
/* note: h coeffs given in reverse order: { h[nh-1], h[nh-2], ..., h[0] } */
#pragma MUST_ITERATE(1,,)
for(i = 0; i < nh; i+=2) {
h_10 = _amem8_f2_const(&h[i]);
- x_54 = _amem8_f2_const(&x_ptr[(i+4) & (mod)]);
+ x_54 = _amem8_f2_const(&x[(j+i+4+index) & (mod)]);
x_43 = _ftof2(_lof2(x_54), _hif2(x_32));
sum1 = _daddsp(sum1, _dmpysp(x_10, h_10));
int i, j;
/* Circular Buffer block size = ((2^(csize + 1)) / 4) floating point numbers */
int mod = (1 << (csize - 1)) - 1;
- float *x_ptr = (float*)&x[index];
__float2_t x_01, x_12, x_23, x_34, x_45, h_01;
__float2_t sum1, sum2, sum3, sum4;
sum3 = 0;
sum4 = 0;
- x_01 = _amem8_f2_const(&x_ptr[(i) & (mod)]);
- x_23 = _amem8_f2_const(&x_ptr[(i+2) & (mod)]);
+ x_01 = _amem8_f2_const(&x[(j+index) & (mod)]);
+ x_23 = _amem8_f2_const(&x[(j+2+index) & (mod)]);
x_12 = _ftof2(_lof2(x_01), _hif2(x_23));
/* note: h coeffs given in reverse order: { h[nh-1], h[nh-2], ..., h[0] } */
#pragma MUST_ITERATE(1,,)
for(i = 0; i < nh; i+=2) {
h_01 = _amem8_f2_const(&h[i]);
- x_45 = _amem8_f2_const(&x_ptr[(i+4) & (mod)]);
+ x_45 = _amem8_f2_const(&x[(j+i+4+index) & (mod)]);
x_34 = _ftof2(_lof2(x_23), _hif2(x_45));
sum1 = _daddsp(sum1, _dmpysp(x_01, h_01));
/* Copyright (c) 2011 Texas Instruments, Incorporated. */
/* All Rights Reserved. */
/* ======================================================================= */
-