Those code fragments date back to ancient times. EXTRA_OECONF is not
required anymore and we should give gcc another try to do it right.
Testing on cortex-a8 with thumb and -O2 reveals a performance boost of
82 percent during encoding in comparison to -O0. -O4 gives another 7
percent.
(From OE-Core rev: ea04f05710a9a2a1e9561fe87579d0ae9690bd21)
Signed-off-by: Stefan Müller-Klieser <s.mueller-klieser@phytec.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>