scripts/build/arch/mips.sh
author Titus von Boxberg <titus@v9g.de>
Mon Aug 22 09:36:30 2011 +0200 (2011-08-22)
changeset 2628 a4f56e266879
parent 2118 034de6dca38f
child 2774 32dabc0285d6
permissions -rw-r--r--
docs: Document usage with Xcode 4.1

With Xcode 4.1 'gcc' is symlinked llvm-gcc-4.2 which cannot bootstrap
other gccs.
See http://llvm.org/bugs/show_bug.cgi?id=9571

On my machine the faulty gcc is
gcc version 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)

Document a workaround.

Signed-off-by: "Titus von Boxberg" <titus@v9g.de>
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# Compute MIPS-specific values
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CT_DoArchTupleValues() {
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    # The architecture part of the tuple, override only for 64-bit
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    if [ "${CT_ARCH_64}" = "y" ]; then
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        CT_TARGET_ARCH="mips64${target_endian_el}"
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    else
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        # The architecture part of the tuple:
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        CT_TARGET_ARCH="${CT_ARCH}${target_endian_el}"
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    fi
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    # Override CFLAGS for endianness:
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    case "${CT_ARCH_BE},${CT_ARCH_LE}" in
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        y,) CT_ARCH_ENDIAN_CFLAG="-EB";;
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        ,y) CT_ARCH_ENDIAN_CFLAG="-EL";;
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    esac
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    # Override ABI flags
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    CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_mips_ABI}"
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    CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_mips_ABI}"
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}