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Re: [PATCH] powerpc: 405/440/464/476 support and optimizations

On Thu, Sep 2, 2010 at 12:34 PM, Luis Machado
<> wrote:
> Hi,
> This patch adds powerpc 405/440/464/476 platforms to ports and adds 3
> memory (memcpy,memcmp,memset) optimizations and 4 string function
> (strcmp,strncmp,strcpy,strlen) optimizations (provided by Todd, copied),
> placed under 405, so all those platforms can use those optimized
> functions.
> The patch also adds the required Makefile, sysdeps structure and Implies
> files.
> Is this OK?
> Regards,
> Luis
> 2010-09-02 ÂTodd Iglehart Â<>
> Â Â Â Â Â ÂRyan Arnold Â<>
> Â Â Â Â Â ÂLuis Machado Â<>

Hi Luis,

Todd doesn't have FSF copyright assignment so he shouldn't be on the ChangeLog.

> diff --git a/sysdeps/powerpc/powerpc32/405/memcmp.S b/sysdeps/powerpc/powerpc32/405/memcmp.S
> new file mode 100644
> index 0000000..c0314e6
> --- /dev/null
> +++ b/sysdeps/powerpc/powerpc32/405/memcmp.S
> @@ -0,0 +1,132 @@
> +/* Optimized memcmp implementation for PowerPC476.
> + Â Copyright (C) 2010 Free Software Foundation, Inc.
> + Â Contributed by Todd Iglehart <>.
> + Â This file is part of the GNU C Library.

Since Todd doesn't have copyright assignment these changes are
contributed to the FSF by IBM without author/contributor attribution.

You can simply attribute the changes to him in the email leaving his
name out of the sources per FSF policy and submit them on IBM's


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