mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-22 22:22:23 +00:00
91 lines
3.0 KiB
Bash
91 lines
3.0 KiB
Bash
# Compute powerpc-specific values
|
|
|
|
CT_DoArchTupleValues () {
|
|
# The architecture part of the tuple
|
|
CT_TARGET_ARCH="powerpc${target_bits_64}${target_endian_le}${CT_ARCH_SUFFIX}"
|
|
|
|
# Only override values when ABI is not the default
|
|
case "${CT_ARCH_powerpc_ABI}" in
|
|
eabi)
|
|
# EABI is only for bare-metal, so libc ∈ [none,newlib]
|
|
CT_TARGET_SYS="eabi"
|
|
;;
|
|
spe)
|
|
case "${CT_LIBC}" in
|
|
none|newlib) CT_TARGET_SYS="elfspe";;
|
|
*glibc) CT_TARGET_SYS="gnuspe";;
|
|
uClibc) CT_TARGET_SYS="uclibcgnuspe";;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
# Add extra flags for SPE if needed. SPE is obsolete in GCC8.
|
|
if [ "${CT_ARCH_powerpc_ABI_SPE}" = "y" ]; then
|
|
CT_ARCH_TARGET_CFLAGS="-mabi=spe -mspe"
|
|
CT_ARCH_CC_CORE_EXTRA_CONFIG="--enable-e500_double --enable-obsolete"
|
|
CT_ARCH_CC_EXTRA_CONFIG="--enable-e500_double --enable-obsolete"
|
|
fi
|
|
}
|
|
|
|
#------------------------------------------------------------------------------
|
|
# Get multilib architecture-specific target
|
|
# Usage: CT_DoArchMultilibTarget "target variable" "multilib flags"
|
|
CT_DoArchMultilibTarget ()
|
|
{
|
|
local target_var="${1}"; shift
|
|
local -a multi_flags=( "$@" )
|
|
local target_
|
|
|
|
local m32=false
|
|
local m64=false
|
|
local mlittle=false
|
|
local mbig=false
|
|
|
|
for m in "${multi_flags[@]}"; do
|
|
case "$m" in
|
|
-m32) m32=true ;;
|
|
-m64) m64=true ;;
|
|
-mbig) mbig=true ;;
|
|
-mlittle) mlittle=true ;;
|
|
esac
|
|
done
|
|
|
|
eval target_=\"\${${target_var}}\"
|
|
|
|
# Fix up bitness
|
|
case "${target_}" in
|
|
powerpc-*) $m64 && target_=${target_/#powerpc-/powerpc64-} ;;
|
|
powerpcle-*) $m64 && target_=${target_/#powerpcle-/powerpc64le-} ;;
|
|
powerpc64-*) $m32 && target_=${target_/#powerpc64-/powerpc-} ;;
|
|
powerpc64le-*) $m32 && target_=${target_/#powerpc64le-/powerpcle-} ;;
|
|
esac
|
|
|
|
# Fix up endianness
|
|
case "${target_}" in
|
|
powerpc-*) $mlittle && target_=${target_/#powerpc-/powerpcle-} ;;
|
|
powerpcle-*) $mbig && target_=${target_/#powerpcle-/powerpc-} ;;
|
|
powerpc64-*) $mlittle && target_=${target_/#powerpc64-/powerpc64le-} ;;
|
|
powerpc64le-*) $mbig && target_=${target_/#powerpc64le-/powerpc64-} ;;
|
|
esac
|
|
|
|
# Set the target variable
|
|
eval ${target_var}=\"${target_}\"
|
|
}
|
|
|
|
CT_DoArchUClibcConfig() {
|
|
local cfg="${1}"
|
|
|
|
CT_DoArchUClibcSelectArch "${cfg}" "powerpc"
|
|
|
|
CT_KconfigDisableOption "CONFIG_E500" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_CLASSIC" "${cfg}"
|
|
CT_KconfigDeleteOption "TARGET_SUBARCH" "${cfg}"
|
|
if [ "${CT_ARCH_powerpc_ABI}" = "spe" ]; then
|
|
CT_KconfigEnableOption "CONFIG_E500" "${cfg}"
|
|
CT_KconfigSetOption "TARGET_SUBARCH" "e500" "${cfg}"
|
|
else
|
|
CT_KconfigEnableOption "CONFIG_CLASSIC" "${cfg}"
|
|
CT_KconfigSetOption "TARGET_SUBARCH" "classic" "${cfg}"
|
|
fi
|
|
}
|