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mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-20 19:23:57 +08:00
linux-next/arch/arm/boot
Kim Phillips 017f161a55 ARM: 7877/1: use built-in byte swap function
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.phillips@freescale.com>
Reviewed-by: Nicolas Pitre <nico@linaro.org>
Acked-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-12-29 12:32:45 +00:00
..
bootp
compressed ARM: 7877/1: use built-in byte swap function 2013-12-29 12:32:45 +00:00
dts Renesas ARM based SoC fixes for v3.13 2013-12-20 11:28:30 -08:00
.gitignore ARM: devicetree: Add .dtb files to arch/arm/boot/.gitignore 2012-01-30 11:47:37 -07:00
install.sh arm, kbuild: make "make install" not depend on vmlinux 2013-10-02 22:30:35 +02:00
Makefile arm, kbuild: make "make install" not depend on vmlinux 2013-10-02 22:30:35 +02:00