re PR target/43698 (Wrong use of ARMv6 REV instruction for endian bytewapping...

re PR target/43698 (Wrong use of ARMv6 REV instruction for endian bytewapping with -Os or -O2 optimizations)

Fix PR target/43698

2010-07-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/43698
	* config/arm/arm.md: Split arm_rev into *arm_rev
	and *thumb1_rev. Set *arm_rev to be predicable.

2010-07-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/43698
	* gcc.target/arm/pr43698.c: New test.

From-SVN: r162404