[Patch AArch64] Switch constant pools to separate rodata sections.

[Patch AArch64] Switch constant pools to separate rodata sections.

Properly apply ..

2015-11-06  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	Properly apply.
	2015-11-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
        * config/aarch64/aarch64.c
        (aarch64_can_use_per_function_literal_pools_p): New.
        (aarch64_use_blocks_for_constant_p): Adjust declaration
        and use aarch64_can_use_function_literal_pools_p.
        (aarch64_select_rtx_section): Update.

From-SVN: r229878