Sample config for e500v2 toolchain

On Tuesday 14 October 2008 17:05:31 Nate Case wrote:
> This is a sample config file for Freescale e500v2 processors (e.g.,
> MPC8548, MPC8572). It uses eglibc (for e500/SPE patches) and a recent
> gcc (4.3.1, for e500v2 DPFP support) and will generate appropriate
> dual-precision floating point instructions by default.
>
> Note: If building a Linux kernel with this toolchain, you will want to
> make sure -mno-spe AND -mspe=no are passed to gcc to prevent SPE
> ABI/instructions from getting into the kernel (which is currently
> unsupported). At this time, the kernel build system only passes
> -mno-spe by default (this should be fixed soon hopefully).
>
> A binutils snapshot is used to fix a bug present in 2.18 preventing
> U-Boot from being compiled (CodeSourcery issue #2297: internal.h
> (ELF_IS_SECTION_IN_SEGMENT): Adjust to cope with segments at the end of
> memory).

Obsoletes the powerpc-unknown-linux-gnuspe sample, so remove it.

/trunk/samples/powerpc-e500v2-linux-gnuspe/crosstool.config | 307 307 0 0 +++++++++++++++++++
1 file changed, 307 insertions(+)

Enable using a shell other than bash.

Courtesy "Martin Guy" <martinwguy@yahoo.it>

http://sourceware.org/ml/crossgcc/2008-08/msg00037.html

--- binutils-2.18.orig/ld/genscripts.sh	2007-08-12 20:00:07.000000000 +0100

+++ binutils-2.18/ld/genscripts.sh	2008-08-25 16:09:54.000000000 +0100

@@ -398,9 +398,11 @@

     . $em_script

     em_script=$current_script

   }

-  fragment()

+  

+  alias fragment='em_lineno=$LINENO; fragment_em'

+  fragment_em()

   {

-    local lineno=$[${BASH_LINENO[0]} + 1]

+    local lineno=$[$em_lineno + 1]

     echo >> e${EMULATION_NAME}.c "#line $lineno \"$em_script\""

     cat >> e${EMULATION_NAME}.c

   }