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config/arch/arm.in.2
author Bryan Hundven <bryanhundven@gmail.com>
Thu Dec 09 18:54:37 2010 +0100 (2010-12-09)
changeset 2207 b268256e4a08
parent 1716 6bbf206a5b57
child 2484 d1a8c2ae7946
permissions -rw-r--r--
config: add option to build statically linked toolchain

Add a config option to statically build the host tools.
Impacted tools can use that option to decide wether to build
statically or shared.

For now, no tool uses it, but they'll be added one at a time
in the next commits.

Signed-off-by: "Bryan Hundven" <bryanhundven@gmail.com>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> 
     1 # ARM specific configuration file

     2 

     3 config ARCH_ARM_MODE

     4     string

     5     default "arm"   if ARCH_ARM_MODE_ARM

     6     default "thumb" if ARCH_ARM_MODE_THUMB

     7 

     8 choice

     9     bool

    10     prompt "Default instruction set mode"

    11     default ARCH_ARM_MODE_ARM

    12 

    13 config ARCH_ARM_MODE_ARM

    14     bool

    15     prompt "arm"

    16     help

    17       Defaults to emitting instructions in the ARM mode.

    18 

    19 config ARCH_ARM_MODE_THUMB

    20     bool

    21     prompt "thumb (EXPERIMENTAL)"

    22     depends on EXPERIMENTAL

    23     help

    24       Defaults to emitting instructions in the THUMB mode.

    25 

    26 endchoice

    27 

    28 config ARCH_ARM_INTERWORKING

    29     bool

    30     prompt "Use Thumb-interworking (READ HELP)"

    31     default n

    32     depends on EXPERIMENTAL

    33     help

    34       Excerpt from the gcc manual:

    35       

    36       > Generate code which supports calling between the ARM and Thumb

    37       > instruction sets. Without this option the two instruction sets

    38       > cannot be reliably used inside one program. The default is

    39       > [not to use interwork], since slightly larger code is generated

    40       > when [interwork] is specified.

    41 

    42 config ARCH_ARM_EABI

    43     bool

    44     prompt "Use EABI"

    45     default y

    46     help

    47       Set up the toolchain so that it generates EABI-compliant binaries.

    48 

    49 config ARCH_ARM_ABI_OK

    50     bool

    51     default y

    52     depends on ! ARCH_ARM_EABI

    53     select ARCH_SUPPORT_ABI
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