[PATCH 1/2] BZ#13743: PowerPC - Add a new header for platform specific functions

[David Miller]

From: Steven Munroe <munroesj@linux.vnet.ibm.com>
Date: Thu, 08 Mar 2012 10:56:58 -0600

> On Thu, 2012-03-08 at 11:23 -0500, Carlos O'Donell wrote:
>> What stops GCC from installing a header?
>> 
> Well I would have to ask. But the facts are that the existing headers
> ppc_asm.h and ppu_intrinsics.h seem to be primarily intended for
> internal gcc use, are not published in /usr/include, and are not
> documented.

We add platform specific headers for GCC to export all the time.

x86 has all of the MMX/SSE intrinsic interfaces in header files
which GCC exports, and similarly Sparc has a "visintrin.h" header
for application access to VIS instructions.