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CONFIG_FP16

Half-precision floating point support

Type: bool

Help

This option enables the half-precision (16-bit) floating point support
via the `__fp16` (both IEEE and ARM alternative formats) and the
`_Float16` (IEEE format only) types.

Direct dependencies

ARM

(Includes any dependencies from ifs and menus.)

Default

• y

Kconfig definition

At arch/arm/core/aarch32/Kconfig:263

Included via Kconfig:8 → Kconfig.zephyr:39 → arch/Kconfig:12 → arch/arm/Kconfig:57

Menu path: (Top) → ARM Options

config FP16
    bool "Half-precision floating point support"
    default y
    depends on ARM
    help
      This option enables the half-precision (16-bit) floating point support
      via the `__fp16` (both IEEE and ARM alternative formats) and the
      `_Float16` (IEEE format only) types.

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