scripts/build/arch/powerpc.sh
author Zhenqiang Chen <zhenqiang.chen@linaro.org>
Mon Nov 28 16:05:23 2011 +0800 (2011-11-28)
changeset 2787 85477445af56
parent 2675 7c288c777455
child 3169 9d0b37f08a10
permissions -rw-r--r--
libc/newlib: remove hard-coded "-O"

With hard-coded "-O", users can not customize CFLAGS_FOR_TARGET
by CT_TARGET_CFLAGS. If "-O" is needed, users can input it in
CT_TARGET_CFLAGS. By default, "-Os" is enabled.

Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
     1 # Compute powerpc-specific values
     2 
     3 CT_DoArchTupleValues () {
     4     # The architecture part of the tuple, override only for 64-bit
     5     if [ "${CT_ARCH_64}" = "y" ]; then
     6         CT_TARGET_ARCH="powerpc64"
     7     fi
     8 
     9     # Only override values when ABI is not the default
    10     case "${CT_ARCH_powerpc_ABI}" in
    11         eabi)
    12             # EABI is only for bare-metal, so libc ∈ [none,newlib]
    13             CT_TARGET_SYS="eabi"
    14             ;;
    15         spe)
    16             case "${CT_LIBC}" in
    17                 none|newlib)    CT_TARGET_SYS="spe";;
    18                 *glibc)         CT_TARGET_SYS="gnuspe";;
    19                 uClibc)         CT_TARGET_SYS="uclibcgnuspe";;
    20             esac
    21             ;;
    22     esac
    23 
    24     # Add extra flags for SPE if needed
    25     if [ "${CT_ARCH_powerpc_ABI_SPE}" = "y" ]; then
    26         CT_ARCH_TARGET_CFLAGS="-mabi=spe -mspe"
    27         CT_ARCH_CC_CORE_EXTRA_CONFIG="--enable-e500_double"
    28         CT_ARCH_CC_EXTRA_CONFIG="--enable-e500_double"
    29     fi
    30 }