CONFIG_CMSIS_DSP_FASTMATH

Fast Math Functions

Type: bool

Help

This option enables the Fast Math Functions, which support the
following operations:

* Fixed-Point Division
* Sine
* Cosine
* Square Root

Direct dependencies

CMSIS_DSP

(Includes any dependencies from ifs and menus.)

Defaults

No defaults. Implicitly defaults to n.

Symbols selected by this symbol

CMSIS_DSP_TABLES

Symbols implied by this symbol

CMSIS_DSP_TABLES_ALL_FAST

Symbols that imply this symbol

Kconfig definition

At <Zephyr>/modules/Kconfig.cmsis_dsp:60

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:33 → <Zephyr>/modules/Kconfig:13 → <Zephyr>/modules/Kconfig.cmsis:29

Menu path: (Top) → Modules → CMSIS-DSP Library Support

config CMSIS_DSP_FASTMATH
    bool "Fast Math Functions"
    select CMSIS_DSP_TABLES
    imply CMSIS_DSP_TABLES_ALL_FAST
    depends on CMSIS_DSP
    help
      This option enables the Fast Math Functions, which support the
      following operations:

      * Fixed-Point Division
      * Sine
      * Cosine
      * Square Root

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)