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Re: [PATCH] PowerPC - Add a faster way to read the Time Base register
On Tue, Apr 17, 2012 at 4:22 PM, Tulio Magno Quites Machado Filho
<tuliom@linux.vnet.ibm.com> wrote:
> Add function __ppc_get_timebase() to directly read the Time Base register.
> This is required for applications that measure time at high frequencies
> with high precision that can't afford a syscall.
>
> 2012-04-09 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
>
> ? ? ? ?[BZ #13743]
> ? ? ? ?* sysdeps/powerpc/sys/platform/ppc.h: New file for PowerPC features.
> ? ? ? ?* sysdeps/powerpc/Makefile (tests): Add test-gettimebase.
> ? ? ? ?(sysdep_headers): Include sys/platform/ppc.h.
> ? ? ? ?* sysdeps/powerpc/test-gettimebase.c: Test for
> ? ? ? ?__ppc_get_timebase() to catch future ISA opcode/insn changes.
> ? ? ? ?* manual/Makefile (appendices): Include platform.texi.
> ? ? ? ?* manual/contrib.texi: Likewise.
> ? ? ? ?* manual/maint.texi: Document how to include platform-specific
> ? ? ? ?headers.
> ? ? ? ?* manual/platform.texi: New file. Document the new features.
Tulio,
Have you given any consideration to contributing a manual page for
this to the man-pages project?
http://sourceware.org/glibc/wiki/Contribution%20checklist#Documentation
Cheers,
Carlos.