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https://github.com/crosstool-ng/crosstool-ng.git
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a596ec5b39
(see the comments in the code for details on the issue) Old workaround in 100-gcc.sh stopped working (probably, due to one of GCC version upgrades), so switch to the other approach originally described there: adjust the list of multilibs to not include the default target explicitly. Signed-off-by: Alexey Neyman <stilor@att.net>
106 lines
3.3 KiB
Bash
106 lines
3.3 KiB
Bash
# Compute sh-specific values
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CT_DoArchTupleValues () {
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# The architecture part of the tuple:
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CT_TARGET_ARCH="${CT_ARCH_SH_VARIANT}${CT_ARCH_SUFFIX:-${target_endian_eb}}"
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# gcc ./configure flags
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CT_ARCH_WITH_ARCH=
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CT_ARCH_WITH_ABI=
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CT_ARCH_WITH_CPU=
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CT_ARCH_WITH_TUNE=
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CT_ARCH_WITH_FPU=
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CT_ARCH_WITH_FLOAT=
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# Endianness stuff
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case "${CT_ARCH_ENDIAN}" in
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big) CT_ARCH_ENDIAN_CFLAG=-mb;;
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little) CT_ARCH_ENDIAN_CFLAG=-ml;;
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esac
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# CFLAGS
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case "${CT_ARCH_SH_VARIANT}" in
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sh3) CT_ARCH_ARCH_CFLAG=-m3;;
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sh4*)
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# softfp is not possible for SuperH, no need to test for it.
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case "${CT_ARCH_FLOAT}" in
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hard)
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CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}"
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;;
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soft)
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CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}-nofpu"
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;;
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esac
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;;
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esac
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CT_ARCH_FLOAT_CFLAG=
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}
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CT_DoArchMultilibList() {
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local save_ifs="${IFS}"
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local new
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local x
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# In a configuration for SuperH, GCC list of multilibs shall not include
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# the default CPU. E.g. if configuring for sh4-*-*, we need to remove
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# "sh4" or "m4" from the multilib list. Otherwise, the resulting compiler
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# will fail when that CPU is selected explicitly "sh4-multilib-linux-gnu-gcc -m4 ..."
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# as it will fail to find the sysroot with that suffix.
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IFS=,
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for x in ${CT_CC_GCC_MULTILIB_LIST}; do
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if [ "${x}" = "${CT_ARCH_SH_VARIANT}" -o "sh${x#m}" = "${CT_ARCH_SH_VARIANT}" ]; then
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CT_DoLog WARN "Ignoring '${x}' in multilib list: it is the default multilib"
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continue
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fi
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new="${new:+${new},}${x}"
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done
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IFS="${save_ifs}"
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CT_CC_GCC_MULTILIB_LIST="${new}"
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CT_DoLog DEBUG "Adjusted CT_CC_GCC_MULTILIB_LIST to '${CT_CC_GCC_MULTILIB_LIST}'"
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}
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CT_DoArchUClibcConfig() {
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local cfg="${1}"
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# FIXME: uclibc (!ng) seems to support sh64 (sh5), too
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CT_DoArchUClibcSelectArch "${cfg}" "sh"
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CT_KconfigDisableOption "CONFIG_SH3" "${cfg}"
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CT_KconfigDisableOption "CONFIG_SH4" "${cfg}"
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CT_KconfigDisableOption "CONFIG_SH4A" "${cfg}"
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case "${CT_ARCH_SH_VARIANT}" in
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sh3) CT_KconfigEnableOption "CONFIG_SH3" "${cfg}";;
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sh4) CT_KconfigEnableOption "CONFIG_SH4" "${cfg}";;
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sh4a) CT_KconfigEnableOption "CONFIG_SH4A" "${cfg}";;
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esac
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}
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CT_DoArchUClibcCflags() {
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local cfg="${1}"
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local cflags="${2}"
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local f
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for f in ${cflags}; do
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case "${f}" in
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-m3)
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CT_KconfigEnableOption "CONFIG_SH3" "${cfg}"
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;;
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-m4)
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CT_KconfigEnableOption "CONFIG_SH4" "${cfg}"
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CT_KconfigEnableOption "UCLIBC_HAS_FPU" "${cfg}"
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;;
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-m4-nofpu)
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CT_KconfigEnableOption "CONFIG_SH4" "${cfg}"
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CT_KconfigDisableOption "UCLIBC_HAS_FPU" "${cfg}"
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;;
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-m4a)
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CT_KconfigEnableOption "CONFIG_SH4A" "${cfg}"
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CT_KconfigEnableOption "UCLIBC_HAS_FPU" "${cfg}"
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;;
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-m4a-nofpu)
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CT_KconfigEnableOption "CONFIG_SH4A" "${cfg}"
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CT_KconfigDisableOption "UCLIBC_HAS_FPU" "${cfg}"
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;;
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esac
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done
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}
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