arm: Add support for Neoverse N2 CPU

This adds support for Arm's Neoverse N2 CPU to AArch32 binutils. The
Neoverse N2 CPU builds AArch32 at EL0 and therefore needs support in the
AArch32 assembler.

gas/ChangeLog:

2020-09-24  Alex Coplan  <alex.coplan@arm.com>

	* config/tc-arm.c (arm_cpus): Add Neoverse N2.
	* doc/c-arm.texi: Document -mcpu=neoverse-n2.
3 files changed