Issues

• [Bug]: arm_var_q15 wraps instead of applying the documented Q15 saturation

  ARM-software/CMSIS-DSP#354 · Filter by author vera-rubin opened on Oct 11, 2026

• arm_cmplx_mult_real_f64

  Feature

  ARM-software/CMSIS-DSP#350 · Filter by author ua1arn opened on Sep 24, 2026
  1

• arm_sin_cos_f64

  Feature

  ARM-software/CMSIS-DSP#349 · Filter by author ua1arn opened on Sep 24, 2026

• const-qualify other FFT functions

  enhancement
  ARM-software/CMSIS-DSP#312 · Filter by author escherstair opened on Jun 4, 2026
  2

• Extend range of arm_mult_q31

  enhancement
  ARM-software/CMSIS-DSP#282 · Filter by author christophe0606 opened on Nov 7, 2025

• Usage of MFCC function arm_mfcc_q31/f32

  documentationquestion
  ARM-software/CMSIS-DSP#279 · Filter by author hellgheast opened on Oct 23, 2025
  3

• [Feature Request] arm_cmplx_dot_prod_real_* — optimized real × complex dot product

  future
  ARM-software/CMSIS-DSP#277 · Filter by author xerpi opened on Oct 16, 2025
  4

• Clarification on Adding Tests in Testing/Readme.md

  documentation
  ARM-software/CMSIS-DSP#259 · Filter by author xavierbrgt opened on Jul 10, 2025

• Non-monolithic version of FFT

  future
  ARM-software/CMSIS-DSP#257 · Filter by author MecMada opened on Jul 3, 2025
  1

• Enhancement proposal: Use FlatBuffers to better organize + access tests input data

  future
  ARM-software/CMSIS-DSP#255 · Filter by author ilyesgouta opened on May 14, 2025
  1

• SVM group failing in CMSIS-DSP 1.16.2

  bug
  ARM-software/CMSIS-DSP#254 · Filter by author ilyesgouta opened on May 14, 2025
  1

• Testing/processResult.py and missing currentConfig.csv?

  documentationquestion
  ARM-software/CMSIS-DSP#253 · Filter by author ilyesgouta opened on May 7, 2025
  2

• Problem with executing DSP code on STMCube IDE

  question
  ARM-software/CMSIS-DSP#249 · Filter by author prasadpsrks opened on Apr 3, 2025
  1

• Calculate amplitude and phase of a given harmonic

  enhancement
  ARM-software/CMSIS-DSP#241 · Filter by author escherstair opened on Mar 7, 2025
  1

• arm_biquad_cascade_df2T_f32 Neon version is not working (and scalar version is re-enabled in library)

  bug
  ARM-software/CMSIS-DSP#231 · Filter by author mw-kakkala opened on Jan 16, 2025
  3

• Add Skewness and Kurtosis to Statistics Functions

  enhancement
  ARM-software/CMSIS-DSP#229 · Filter by author escherstair opened on Jan 13, 2025

• Add the function: arm_clip_f64()

  wontfix
  ARM-software/CMSIS-DSP#207 · Filter by author semmelrinde opened on Aug 30, 2024
  1

• [Feature Request] Polyphase/Rational Resampling

  enhancement
  ARM-software/CMSIS-DSP#194 · Filter by author xerpi opened on Jul 9, 2024
  3

• There are several functions in the FilteringFunctions that should not have DSP extended macros.

  enhancement
  ARM-software/CMSIS-DSP#193 · Filter by author JoleenSun opened on Jul 4, 2024
  6

• Correlation function arm_correlate_f32 has wrong output array length expectation for NEON

  documentationenhancementneon
  ARM-software/CMSIS-DSP#120 · Filter by author yuvpg opened on Sep 21, 2023
  5

• LDLT decomposition returns diagonal matrix D non-optimally

  documentationenhancement
  ARM-software/CMSIS-DSP#119 · Filter by author yuvpg opened on Sep 20, 2023
  1

• GCC failing to identify SMM[UL\LA]R idioms causes performance issues

  enhancement
  ARM-software/CMSIS-DSP#117 · Filter by author FabKlein opened on Aug 31, 2023
  7

• In-place filtering, complex computation

  enhancement
  ARM-software/CMSIS-DSP#110 · Filter by author Alouettesu opened on Jun 26, 2023
  3

• A faster and more accurate sine and cosine function

  future
  ARM-software/CMSIS-DSP#97 · Filter by author chenzt2020 opened on Mar 15, 2023
  1

• Implement an equivalent to sosfilt_zi

  enhancement
  ARM-software/CMSIS-DSP#83 · Filter by author christophe0606 opened on Jan 9, 2023
  1