[U-Boot] [U-Boot, v3, 1/4] kbuild, blackfin: Add CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED

[Tom Rini]

On Wed, Mar 05, 2014 at 04:59:37PM +0900, Masahiro Yamada wrote:

> Many (but not all) of Blackfin boards give -O2 option
> to compile under lib/ directory.
> That means lib/ should be speed-optimized,
> whereas other parts should be size-optimized.
> 
> We want to keep the same behavior,
> but do not want to parse board/*/config.mk again and again.
> We've got no choice but to invent a new method.
> 
> CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED, if it is enabled,
> gives -O2 flag only for building under lib/ directory.
> 
> Dirty codes which I had marked as "FIX ME"
> in board/${BOARD}/config.mk have been deleted.
> Instead, CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED has been
> defined in include/configs/${BOARD}.h.
> 
> Signed-off-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
> Cc: Sonic Zhang <sonic.zhang at analog.com>

Applied to u-boot/master, thanks!

-- 
Tom
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