:orphan:

.. title:: ARC_HAS_ACCL_REGS

.. option:: CONFIG_ARC_HAS_ACCL_REGS

*Reg Pair ACCL:ACCH (FPU and/or MPY > 6)*

Type: ``bool``

Help
====

Depending on the configuration, CPU can contain accumulator reg-pair
(also referred to as r58:r59). These can also be used by gcc as GPR so
kernel needs to save/restore per process

Direct dependencies
===================

\ :option:`ARC <CONFIG_ARC>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- y if \ :option:`FPU <CONFIG_FPU>`

Kconfig definition
==================

.. highlight:: kconfig

At ``arch/arc/Kconfig:212``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``arch/Kconfig:12``

Menu path: (Top) → ARC Options → ARCv2 Family Options

.. parsed-literal::

    config ARC_HAS_ACCL_REGS
    	bool "Reg Pair ACCL:ACCH (FPU and/or MPY > 6)"
    	default y if \ :option:`FPU <CONFIG_FPU>`
    	depends on \ :option:`ARC <CONFIG_ARC>`
    	help
    	  Depending on the configuration, CPU can contain accumulator reg-pair
    	  (also referred to as r58:r59). These can also be used by gcc as GPR so
    	  kernel needs to save/restore per process

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*