re PR target/56315 (ARM: Improve use of 64-bit constants in logical operations)

re PR target/56315 (ARM: Improve use of 64-bit constants in logical operations)

gcc/
2013-06-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/56315
	* config/arm/arm.md (*xordi3_insn): Change to insn_and_split.
	(xordi3): Change operand 2 constraint to arm_xordi_operand.
	* config/arm/arm.c (const_ok_for_dimode_op): Handle XOR.
	* config/arm/constraints.md (Dg): New constraint.
	* config/arm/neon.md (xordi3_neon): Remove.
	(neon_veor<mode>): Generate xordi3 instead of xordi3_neon.
	* config/arm/predicates.md (arm_xordi_operand): New predicate.

gcc/testsuite
2013-06-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/56315
	* gcc.target/arm/xordi3-opt.c: New test.

From-SVN: r199814