CONFIG_FP16_IEEE¶
FP16 IEEE format
Type: bool
Help¶
This option selects the IEEE 754-2008 format for FP16.  This format can
represent normalized values in the range of 2^(-14) to 65504.  There are
11 bits of significand precision, approximately 3 decimal digits.
Kconfig definition¶
At <Zephyr Architecture>/arm/core/aarch32/Kconfig:276
Included via Kconfig:8 → Kconfig.zephyr:39 → <Zephyr Architecture>/Kconfig:12 → <Zephyr Architecture>/arm/Kconfig:57
Menu path: (Top) → ARM Options → Half-precision floating point support → FP16 format
config FP16_IEEE
    bool "FP16 IEEE format"
    depends on <choice>
    help
      This option selects the IEEE 754-2008 format for FP16.  This format can
      represent normalized values in the range of 2^(-14) to 65504.  There are
      11 bits of significand precision, approximately 3 decimal digits.
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)