On Thu, 23 May 2013, Kim Phillips wrote: > Enable the compiler intrinsic for byte swapping on arch ARM. This > allows the compiler to detect and be able to optimize out byte > swappings, and has a very modest benefit on vmlinux size (Linaro gcc > 4.8): > > text data bss dec hex filename > 2840310 123932 61960 3026202 2e2d1a vmlinux-lart #orig > 2840152 123932 61960 3026044 2e2c7c vmlinux-lart #builtin-bswap > > 6473120 314840 5616016 12403976 bd4508 vmlinux-mxs #orig > 6472586 314848 5616016 12403450 bd42fa vmlinux-mxs #builtin-bswap > > 7419872 318372 379556 8117800 7bde28 vmlinux-imx_v6_v7 #orig > 7419170 318364 379556 8117090 7bdb62 vmlinux-imx_v6_v7 #builtin-bswap > > Signed-off-by: Kim Phillips <kim.phill...@freescale.com> > Reviewed-by: Nicolas Pitre <n...@linaro.org> > Acked-by: David Woodhouse <david.woodho...@intel.com> > --- > resending as v6 appears to have fallen though the cracks. Russell?
Please send your patch to Russell's patch system: http://www.arm.linux.org.uk/developer/patches/ Nicolas -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
