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* arm64: Trace emulation of AArch32 legacy instructionsPunit Agrawal2014-11-201-0/+35
Introduce an event to trace the usage of emulated instructions. The trace event is intended to help identify and encourage the migration of legacy software using the emulation features. Use this event to trace usage of swp and CP15 barrier emulation. Acked-by: Steven Rostedt <rostedt@goodmis.org> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Punit Agrawal <punit.agrawal@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>