scripts/build/arch/sh.sh
author Oron Peled <oron@actcom.co.il>
Mon Aug 03 00:49:25 2009 +0200 (2009-08-03)
branch1.4
changeset 1456 94fc77c37418
parent 903 9fb0f81b4416
child 1936 0c55a28f61cd
permissions -rw-r--r--
[complib:mpfr] Fix building MPFR in some weird cases

The tmul test uses a compiled-in input file in $(srcdir).
The problem is that the Makefile passes it unquoted. The C code
tries to stringify it using clever macros, which may *usually* work.

In my case the source directory was named:
.../toolchain-powerpc-e500v2-linux-gnuspe-1.0-2.fc10/.../tests
And guess what? During testing I found out the program fails because
it tries to open:
.../toolchain-powerpc-e500v2-1-gnuspe-1.0-2.fc10/.../tests

Yes, CPP tokenized the macro before stringifying it and not surprisingly
the 'linux' part was converted to 1.
[on Fedora-10: cpp (GCC) 4.3.2 20081105 (Red Hat 4.3.2-7)]

So the attached patch simplify the macros and pass the path as string
from the Makefile.

Manually backported from 1449:8ad2773e7ae3
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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 "${CT_ARCH_BE},${CT_ARCH_LE}" in
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        y,) CT_ARCH_ENDIAN_CFLAG=-mb;;
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        ,y) CT_ARCH_ENDIAN_CFLAG=-ml;;
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    esac
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    # CFLAGS
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    case "${CT_ARCH_SH_VARIENT}" in
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        sh3)    CT_ARCH_ARCH_CFLAG=-m3;;
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        sh4*)
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            case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
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                y,) CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}";;
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                ,y) CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}-nofpu";;
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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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}