mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-22 14:12:26 +00:00
7c720ae394
Otherwise, binutils don't recognize it as a valid target - even though GCC does. Fixes #897. Signed-off-by: Alexey Neyman <stilor@att.net>
234 lines
7.9 KiB
Bash
234 lines
7.9 KiB
Bash
# Compute sh-specific values
|
|
|
|
CT_DoArchTupleValues () {
|
|
# The architecture part of the tuple. Binutils do not accept specifications
|
|
# like 'sheb-unknown-elf' even though GCC does. So keep the tuple just sh-*-elf
|
|
# unless user wants something specific (either CPU or explicit suffix).
|
|
if [ "${CT_ARCH_SH_VARIANT}" != "sh" -o -n "${CT_ARCH_SUFFIX}" ]; then
|
|
CT_TARGET_ARCH="${CT_ARCH_SH_VARIANT}${CT_ARCH_SUFFIX:-${target_endian_eb}}"
|
|
fi
|
|
|
|
# Endianness stuff (uses non-standard CFLAGS). If both are compiled, let the
|
|
# compiler's default or multilib iterator be used.
|
|
case "${CT_ARCH_ENDIAN}" in
|
|
big) CT_ARCH_ENDIAN_CFLAG=-mb;;
|
|
little) CT_ARCH_ENDIAN_CFLAG=-ml;;
|
|
esac
|
|
|
|
# Instead of -m{soft,hard}-float, uses CPU type
|
|
CT_ARCH_FLOAT_CFLAG=
|
|
case "${CT_ARCH_SH_VARIANT}" in
|
|
sh3) CT_ARCH_ARCH_CFLAG=-m3;;
|
|
sh4*|sh2*)
|
|
# softfp is not possible for SuperH, no need to test for it.
|
|
case "${CT_ARCH_FLOAT}" in
|
|
hard)
|
|
CT_ARCH_ARCH_CFLAG="-m${CT_ARCH_SH_VARIANT##sh}"
|
|
;;
|
|
soft)
|
|
CT_ARCH_ARCH_CFLAG="-m${CT_ARCH_SH_VARIANT##sh}-nofpu"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
}
|
|
|
|
CT_DoArchMultilibList() {
|
|
local save_ifs="${IFS}"
|
|
local new
|
|
local x
|
|
|
|
# In a configuration for SuperH, GCC list of multilibs shall not include
|
|
# the default CPU. E.g. if configuring for sh4-*-*, we need to remove
|
|
# "sh4" or "m4" from the multilib list. Otherwise, the resulting compiler
|
|
# will fail when that CPU is selected explicitly "sh4-multilib-linux-gnu-gcc -m4 ..."
|
|
# as it will fail to find the sysroot with that suffix. This applies to both
|
|
# the CPU type inferred from the target tuple (CT_ARCH_SH_VARIANT) as well as
|
|
# the default CPU configured with --with-cpu (CT_ARCH_CPU).
|
|
IFS=,
|
|
for x in ${CT_CC_GCC_MULTILIB_LIST}; do
|
|
if [ "${x}" = "${CT_ARCH_SH_VARIANT}" -o "sh${x#m}" = "${CT_ARCH_SH_VARIANT}" ]; then
|
|
CT_DoLog WARN "Ignoring '${x}' in multilib list: it is the default multilib"
|
|
continue
|
|
fi
|
|
if [ "${x}" = "${CT_ARCH_CPU}" -o "sh${x#m}" = "${CT_ARCH_CPU}" ]; then
|
|
CT_DoLog WARN "Ignoring '${x}' in multilib list: it is the default multilib"
|
|
continue
|
|
fi
|
|
new="${new:+${new},}${x}"
|
|
done
|
|
IFS="${save_ifs}"
|
|
CT_CC_GCC_MULTILIB_LIST="${new}"
|
|
CT_DoLog DEBUG "Adjusted CT_CC_GCC_MULTILIB_LIST to '${CT_CC_GCC_MULTILIB_LIST}'"
|
|
}
|
|
|
|
#------------------------------------------------------------------------------
|
|
# Get multilib architecture-specific target
|
|
# Usage: CT_DoArchMultilibTarget "target variable" "multilib flags"
|
|
CT_DoArchMultilibTarget ()
|
|
{
|
|
local target_var="${1}"; shift
|
|
local -a multi_flags=( "$@" )
|
|
local target_
|
|
local newcpu
|
|
|
|
for m in "${multi_flags[@]}"; do
|
|
case "${m}" in
|
|
-m4*) newcpu=sh4;;
|
|
-m3*) newcpu=sh3;;
|
|
-m2*) newcpu=sh2;;
|
|
-m1*) newcpu=sh1;;
|
|
esac
|
|
done
|
|
|
|
eval target_=\"\${${target_var}}\"
|
|
|
|
# Strip CPU name and append the new one if an option has been seen.
|
|
if [ -n "${newcpu}" ]; then
|
|
target_="${newcpu}-${target_#*-}"
|
|
fi
|
|
|
|
# Set the target variable
|
|
eval ${target_var}=\"${target_}\"
|
|
}
|
|
|
|
# Adjust target tuple for GLIBC
|
|
CT_DoArchGlibcAdjustTuple() {
|
|
local target_var="${1}"
|
|
local target_
|
|
|
|
eval target_=\"\${${target_var}}\"
|
|
|
|
case "${target_}" in
|
|
sh-*)
|
|
# Glibc does not build unless configured with 'shX-*' tuple.
|
|
# Since we ended up here, no architecture variant has been
|
|
# specified, so the only source of default is CT_ARCH_CPU.
|
|
# GCC defaults to sh1, but this Glibc cannot compile for it.
|
|
if [ -n "${CT_ARCH_CPU}" ]; then
|
|
target_=${target_/#sh-/${CT_ARCH_CPU}-}
|
|
CT_DoLog DEBUG "Adjusted target tuple ${target_}"
|
|
else
|
|
CT_Abort "GNU C library cannot build for sh1 (GCC default). " \
|
|
"Specify architecture variant or the default CPU type."
|
|
fi
|
|
;;
|
|
esac
|
|
|
|
# Set the target variable
|
|
eval ${target_var}=\"${target_}\"
|
|
}
|
|
|
|
# Multilib: Adjust configure arguments for GLIBC
|
|
# Usage: CT_DoArchGlibcAdjustConfigure <configure-args-array-name> <cflags>
|
|
CT_DoArchGlibcAdjustConfigure() {
|
|
local -a add_args
|
|
local array="${1}"
|
|
local cflags="${2}"
|
|
local opt
|
|
|
|
for opt in ${cflags}; do
|
|
case "${opt}" in
|
|
-m[1-5]*-nofpu)
|
|
add_args+=( "--without-fp" )
|
|
;;
|
|
-m[1-5]*)
|
|
add_args+=( "--with-fp" )
|
|
;;
|
|
esac
|
|
done
|
|
|
|
# If architecture variant was specified, we'd have CT_ARCH_ARCH_CFLAG
|
|
# and it would've been handled above. Our last resort: CT_ARCH_CPU
|
|
if [ "${#add_args[@]}" = 0 ]; then
|
|
case "${CT_ARCH_CPU}" in
|
|
sh[34]*-nofpu)
|
|
add_args+=( "--without-fp" )
|
|
;;
|
|
sh[34]*)
|
|
add_args+=( "--with-fp" )
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
eval "${array}+=( \"\${add_args[@]}\" )"
|
|
}
|
|
|
|
CT_DoArchUClibcConfig() {
|
|
local cfg="${1}"
|
|
|
|
CT_DoArchUClibcSelectArch "${cfg}" "sh"
|
|
CT_KconfigDisableOption "CONFIG_SH2" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH2A" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH3" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH4" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH4A" "${cfg}"
|
|
case "${CT_ARCH_SH_VARIANT}" in
|
|
sh2) CT_KconfigEnableOption "CONFIG_SH2" "${cfg}";;
|
|
sh2a) CT_KconfigEnableOption "CONFIG_SH2A" "${cfg}";;
|
|
sh3) CT_KconfigEnableOption "CONFIG_SH3" "${cfg}";;
|
|
sh4) CT_KconfigEnableOption "CONFIG_SH4" "${cfg}";;
|
|
sh4a) CT_KconfigEnableOption "CONFIG_SH4A" "${cfg}";;
|
|
esac
|
|
}
|
|
|
|
CT_DoArchUClibcCflags() {
|
|
local cfg="${1}"
|
|
local cflags="${2}"
|
|
local f
|
|
|
|
for f in ${cflags}; do
|
|
case "${f}" in
|
|
-ml)
|
|
CT_KconfigDisableOption "ARCH_BIG_ENDIAN" "${dst}"
|
|
CT_KconfigDisableOption "ARCH_WANTS_BIG_ENDIAN" "${dst}"
|
|
CT_KconfigEnableOption "ARCH_LITTLE_ENDIAN" "${dst}"
|
|
CT_KconfigEnableOption "ARCH_WANTS_LITTLE_ENDIAN" "${dst}"
|
|
;;
|
|
-mb)
|
|
CT_KconfigEnableOption "ARCH_BIG_ENDIAN" "${dst}"
|
|
CT_KconfigEnableOption "ARCH_WANTS_BIG_ENDIAN" "${dst}"
|
|
CT_KconfigDisableOption "ARCH_LITTLE_ENDIAN" "${dst}"
|
|
CT_KconfigDisableOption "ARCH_WANTS_LITTLE_ENDIAN" "${dst}"
|
|
;;
|
|
-m2|-m2a|-m2a-nofpu|-m3|-m4|-m4-nofpu|-m4a|-m4a-nofpu)
|
|
CT_KconfigDisableOption "CONFIG_SH2" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH2A" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH3" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH4" "${cfg}"
|
|
CT_KconfigDisableOption "CONFIG_SH4A" "${cfg}"
|
|
CT_KconfigDisableOption "UCLIBC_HAS_FPU" "${cfg}"
|
|
case "${f}" in
|
|
-m2)
|
|
CT_KconfigEnableOption "CONFIG_SH2" "${cfg}"
|
|
;;
|
|
-m2a)
|
|
CT_KconfigEnableOption "CONFIG_SH2A" "${cfg}"
|
|
CT_KconfigEnableOption "UCLIBC_HAS_FPU" "${cfg}"
|
|
;;
|
|
-m2a-nofpu)
|
|
CT_KconfigEnableOption "CONFIG_SH2A" "${cfg}"
|
|
;;
|
|
-m3)
|
|
CT_KconfigEnableOption "CONFIG_SH3" "${cfg}"
|
|
;;
|
|
-m4)
|
|
CT_KconfigEnableOption "CONFIG_SH4" "${cfg}"
|
|
CT_KconfigEnableOption "UCLIBC_HAS_FPU" "${cfg}"
|
|
;;
|
|
-m4-nofpu)
|
|
CT_KconfigEnableOption "CONFIG_SH4" "${cfg}"
|
|
;;
|
|
-m4a)
|
|
CT_KconfigEnableOption "CONFIG_SH4A" "${cfg}"
|
|
CT_KconfigEnableOption "UCLIBC_HAS_FPU" "${cfg}"
|
|
;;
|
|
-m4a-nofpu)
|
|
CT_KconfigEnableOption "CONFIG_SH4A" "${cfg}"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
done
|
|
}
|