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ARM: implement MRS/MSR (banked reg) system instructions.

Description

ARM: implement MRS/MSR (banked reg) system instructions.

These are system-only instructions for CPUs with virtualization
extensions, allowing a hypervisor easy access to all of the various
different AArch32 registers.

rdar://problem/17861345

Details

Committed
tnorthoverAug 15 2014, 3:47 AM
Parents
rL215699: Remove testcase from README which we didn't get. We do get it now.
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