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
     1 # Compute sh-specific values
     2 
     3 CT_DoArchTupleValues () {
     4     # The architecture part of the tuple:
     5     CT_TARGET_ARCH="${CT_ARCH_SH_VARIANT}${target_endian_eb}"
     6 
     7     # gcc ./configure flags
     8     CT_ARCH_WITH_ARCH=
     9     CT_ARCH_WITH_ABI=
    10     CT_ARCH_WITH_CPU=
    11     CT_ARCH_WITH_TUNE=
    12     CT_ARCH_WITH_FPU=
    13     CT_ARCH_WITH_FLOAT=
    14 
    15     # Endianness stuff
    16     case "${CT_ARCH_ENDIAN}" in
    17         big)    CT_ARCH_ENDIAN_CFLAG=-mb;;
    18         little) CT_ARCH_ENDIAN_CFLAG=-ml;;
    19     esac
    20 
    21     # CFLAGS
    22     case "${CT_ARCH_SH_VARIANT}" in
    23         sh3)    CT_ARCH_ARCH_CFLAG=-m3;;
    24         sh4*)
    25             # softfp is not possible for SuperH, no need to test for it.
    26             case "${CT_ARCH_FLOAT}" in
    27                 hard)
    28                     CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}"
    29                     ;;
    30                 soft)
    31                     CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}-nofpu"
    32                     ;;
    33             esac
    34             ;;
    35     esac
    36     CT_ARCH_FLOAT_CFLAG=
    37 }