Duplications of dot_product

Basic info

• Float reference:
  • Encoder (float):
  • Decoder (float):
• Fixed point:
  • Encoder (fixed): a0051869
  • Decoder (fixed):

Bug description

In the fixed point code, there many variant of dot_product. Some can probably be removed or merged together. Here is the list of what I found so far /:

16x16 variant:
 Dot_product12_offs
 Dot_product15_offs
 Dot_product12_o
 Dot_product
 dot_prod_satcontr
 dotp_s_fx
 dotp_fx

32x32 variant:
 dot_product_cholesky_fx
 dotp_fx32
 dotp_fx32_o
 dotp_fx32_fac
 dotp_fx_ivas_fx
 dotp_fx_guarded
 dotp_me_fx

16x32 variant:
 dot_product_mat_fx
 Dot_product16HQ
 Dot_productSq16HQ

Ways to reproduce

Box folder: ...\Box_EXTERNAL_IVAS_BASOP_VERIFICATION\issues\issue-xxxx