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(+)

diff -durN gcc-3.4.6.orig/gcc/config/sh/lib1funcs.asm gcc-3.4.6/gcc/config/sh/lib1funcs.asm

--- gcc-3.4.6.orig/gcc/config/sh/lib1funcs.asm	2003-08-12 03:25:07.000000000 +0200

+++ gcc-3.4.6/gcc/config/sh/lib1funcs.asm	2007-08-15 23:04:26.000000000 +0200

@@ -37,9 +37,19 @@

    ELF local label prefixes by J"orn Rennecke

    amylaar@cygnus.com  */

+#define ALIAS(X,Y)	.global GLOBAL(X); .set GLOBAL(X),GLOBAL(Y)

+

 #ifdef __ELF__

 #define LOCAL(X)	.L_##X

-#define FUNC(X)		.type X,@function

+

+#if 1 /* ??? The export list mechanism is broken, everything that is not

+	 hidden is exported.  */

+#undef FUNC

+#define FUNC(X)		.type X,@function; .hidden X

+#undef ALIAS

+#define ALIAS(X,Y)	.global GLOBAL(X); .set GLOBAL(X),GLOBAL(Y); .hidden GLOBAL(X)

+#endif

+

 #define ENDFUNC0(X)	.Lfe_##X: .size X,.Lfe_##X-X

 #define ENDFUNC(X)	ENDFUNC0(X)

 #else