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 <External Modules>/Kconfig.cmsis_dsp:60

Included via Kconfig:8 → Kconfig.zephyr:33 → <External Modules>/Kconfig:13 → <External Modules>/Kconfig.cmsis:28

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.)