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(+)

Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.0/gentoo/74_all_sh-pr24836.patch

http://sourceforge.net/mailarchive/forum.php?thread_id=8959304&forum_id=5348

http://gcc.gnu.org/PR24836

diff -durN gcc-4.3.0.orig/gcc/configure gcc-4.3.0/gcc/configure

--- gcc-4.3.0.orig/gcc/configure	2008-06-10 14:44:21.000000000 +0200

+++ gcc-4.3.0/gcc/configure	2008-06-10 14:45:24.000000000 +0200

@@ -14700,7 +14700,7 @@

 	tls_first_minor=14

 	tls_as_opt="-m64 -Aesame --fatal-warnings"

 	;;

-  sh-*-* | sh[34]-*-*)

+  sh-*-* | sh[34]*-*-*)

     conftest_s='

 	.section ".tdata","awT",@progbits

 foo:	.long	25

diff -durN gcc-4.3.0.orig/gcc/configure.ac gcc-4.3.0/gcc/configure.ac

--- gcc-4.3.0.orig/gcc/configure.ac	2008-06-10 14:44:21.000000000 +0200

+++ gcc-4.3.0/gcc/configure.ac	2008-06-10 14:45:24.000000000 +0200

@@ -2533,7 +2533,7 @@

 	tls_first_minor=14

 	tls_as_opt="-m64 -Aesame --fatal-warnings"

 	;;

-  sh-*-* | sh[34]-*-*)

+  sh-*-* | sh[34]*-*-*)

     conftest_s='

 	.section ".tdata","awT",@progbits

 foo:	.long	25