scripts/build/arch/sh.sh
author Esben Haabendal <esben.haabendal@prevas.dk>
Wed Sep 26 09:09:23 2012 +0200 (2012-09-26)
changeset 3065 603ccf80c48b
parent 2760 b402a49734a3
child 3169 9d0b37f08a10
permissions -rw-r--r--
kernel/linux: change m68k/no-mmu linux arch tuple to use -uclinux

GCC requires m68k arch tuples to be *-*-uclinux-* to support Linux on
no-mmu m68k (ColdFire) cpus.

Blackfin arch tuple must be *-*-linux-uclibc for FD_PIC_ELF toolchains,
so we cannot just switch to uclinux for no-mmu Linux toolchains.

Signed-off-by: "Esben Haabendal" <esben@haabendal.dk>
Message-Id: <876271s1ee.fsf@arh128.prevas.dk>
PatchWork-Id: 186976
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# 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="${CT_ARCH_SH_VARIANT}${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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}