# binutils options

comment "GNU binutils"

choice

    bool

    prompt "binutils version"

# Don't remove next line

# CT_INSERT_VERSION_BELOW

config BINUTILS_V_2_21

    bool

    depends on EXPERIMENTAL

    prompt "2.21"

    select BINUTILS_2_21_or_later

config BINUTILS_V_2_20_1

    bool

    prompt "2.20.1"

config BINUTILS_V_2_20

    bool

    prompt "2.20"

config BINUTILS_V_2_19_1

    bool

    prompt "2.19.1"

config BINUTILS_V_2_19

    bool

    prompt "2.19"

config BINUTILS_V_2_18

    bool

    prompt "2.18"

config BINUTILS_V_2_17

    bool

    prompt "2.17 (OBSOLETE)"

    depends on OBSOLETE

config BINUTILS_V_2_16_1

    bool

    prompt "2.16.1 (OBSOLETE)"

    depends on OBSOLETE

endchoice

config BINUTILS_VERSION

    string

# Don't remove next line

# CT_INSERT_VERSION_STRING_BELOW

    default "2.21" if BINUTILS_V_2_21

    default "2.20.1" if BINUTILS_V_2_20_1

    default "2.20" if BINUTILS_V_2_20

    default "2.19.1" if BINUTILS_V_2_19_1

    default "2.19" if BINUTILS_V_2_19

    default "2.18" if BINUTILS_V_2_18

    default "2.17" if BINUTILS_V_2_17

    default "2.16.1" if BINUTILS_V_2_16_1

config BINUTILS_2_21_or_later

    bool

    select BINUTILS_HAS_GOLD

    select BINUTILS_HAS_PLUGINS

config BINUTILS_HAS_GOLD

    bool

config BINUTILS_GOLD_SUPPORTS_ARCH

    bool

config BINUTILS_HAS_PLUGINS

    bool

# Only these architectures have support in gold

config ARCH_arm

    select BINUTILS_GOLD_SUPPORTS_ARCH

config ARCH_x86

    select BINUTILS_GOLD_SUPPORTS_ARCH

# Force using the BFD linker if needed

# This is the case for some C libraries (eg. glibc and

# eglibc at least) and affected components can select this

config BINUTILS_FORCE_LD_BFD

    bool

choice

    bool

    prompt "Linkers to enable"

config BINUTILS_LINKER_LD

    bool

    prompt "ld"

    help

      The historical, bfd linker.

config BINUTILS_LINKER_GOLD

    bool

    prompt "gold"

    depends on BINUTILS_HAS_GOLD

    depends on BINUTILS_GOLD_SUPPORTS_ARCH

    depends on ! BINUTILS_FORCE_LD_BFD

    depends on EXPERIMENTAL

    select BINUTILS_GOLD_INSTALLED

    help

      gold is a new, optimised, multi-threaded linker with support

      for plugins. Designed to be a drop-in replacement for the

      original linker, ld, it can be much faster, with a 5:1 or

      bigger ratio being not uncommon, YMMV.

config BINUTILS_LINKER_LD_GOLD

    bool

    prompt "ld, gold"

    depends on BINUTILS_HAS_GOLD

    depends on BINUTILS_GOLD_SUPPORTS_ARCH

    depends on EXPERIMENTAL

    select BINUTILS_GOLD_INSTALLED

    select BINUTILS_LINKER_BOTH

    help

      Both the historical ld and the new gold linkers will be

      installed, with ld being the default linker used.

      See help for gold, above.

config BINUTILS_LINKER_GOLD_LD

    bool

    prompt "gold, ld"

    depends on BINUTILS_HAS_GOLD

    depends on BINUTILS_GOLD_SUPPORTS_ARCH

    depends on EXPERIMENTAL

    select BINUTILS_GOLD_INSTALLED

    select BINUTILS_LINKER_BOTH

    select BINUTILS_LD_WRAPPER if BINUTILS_FORCE_LD_BFD

    help

      Both the historical ld and the new gold linkers will be

      installed, with gold being the default linker used.

      See help for gold, above.

endchoice # Enable linkers

if BINUTILS_LINKER_GOLD

comment "WARNING! gold is not capable of"

comment "|         building glibc/eglibc!"

endif # BINUTILS_LINKER_GOLD

config BINUTILS_GOLD_INSTALLED

    bool

config BINUTILS_GOLD_THREADS

    bool

    prompt "|  Enable threaded gold"

    depends on BINUTILS_GOLD_INSTALLED

    help

      When configured with threads, gold can link in parallel,

      possibly cooperating with a make jobserver.

config BINUTILS_LINKER_BOTH

    bool

config BINUTILS_LINKERS_LIST

    string

    default "ld"        if BINUTILS_LINKER_LD

    default "gold"      if BINUTILS_LINKER_GOLD

    default "ld,gold"   if BINUTILS_LINKER_LD_GOLD

    default "gold,ld"   if BINUTILS_LINKER_GOLD_LD

config BINUTILS_LD_WRAPPER

    bool

    prompt "|  Add ld wrapper"

    depends on BINUTILS_LINKER_BOTH

    help

      Add an ld wrapper that calls to either gold or ld.

      By default, the wrapper will call to the default wrapper,

      but if you set the environment variable CTNG_LD_IS, you

      can change which linker will get called:

        CTNG_LD_IS=gold     will unconditionally call the gold linker

        CTNG_LD_IS=bfd      will unconditionally call the old bfd ld linker

config BINUTILS_LINKER_DEFAULT

    string

    default "bfd"   if BINUTILS_LINKER_LD || BINUTILS_LINKER_LD_GOLD

    default "gold"  if BINUTILS_LINKER_GOLD || BINUTILS_LINKER_GOLD_LD

config BINUTILS_PLUGINS

    bool

    prompt "Enable support for plugins"

    depends on BINUTILS_HAS_PLUGINS

    depends on ! STATIC_TOOLCHAIN

    help

      binutils can be extended through the use of plugins.

      Especially, gold can use the lto-plugin, as installed

      by gcc, to handle LTO.

config BINUTILS_EXTRA_CONFIG_ARRAY

    string

    prompt "binutils extra config"

    default ""

    help

      Extra flags passed onto ./configure when configuring

config BINUTILS_FOR_TARGET

    bool

    prompt "binutils libraries for the target"

    depends on ! BARE_METAL

    depends on ! BACKEND

    default n

    help

      Some utilities may need binutils libraries to be available on

      the target, eg. oprofile.

if BINUTILS_FOR_TARGET

config BINUTILS_FOR_TARGET_IBERTY

    bool

    prompt "libiberty"

    default y

config BINUTILS_FOR_TARGET_BFD

    bool

    prompt "libbfd"

    default y

endif # BINUTILS_FOR_TARGET