[ARM][AArch64] ARMv8.3-A enablement

The beta ARMv8.3 ISA specifications have been released for AArch64
and AArch32, these can be found at:
https://developer.arm.com/products/architecture/a-profile/exploration-tools

An introduction to this architecture update can be found at:
https://community.arm.com/processors/b/blog/posts/armv8-a-architecture-2016-additions

This patch is the first in a series which will add ARM v8.3-A support
in LLVM and Clang. It adds the necessary changes that create targets
for both the ARM and AArch64 backends.

Differential Revision: https://reviews.llvm.org/D36514

llvm-svn: 310561

1 files changed, 3 insertions, 0 deletions

diff --git a/llvm/lib/Target/ARM/ARMSubtarget.h b/llvm/lib/Target/ARM/ARMSubtarget.h
index c49ea133836..1df2e3743c0 100644
--- a/llvm/lib/Target/ARM/ARMSubtarget.h
+++ b/llvm/lib/Target/ARM/ARMSubtarget.h
@@ -98,6 +98,7 @@ protected:
     ARMv7ve,
     ARMv81a,
     ARMv82a,
+    ARMv83a,
     ARMv8a,
     ARMv8mBaseline,
     ARMv8mMainline,
@@ -143,6 +144,7 @@ protected:
   bool HasV8Ops = false;
   bool HasV8_1aOps = false;
   bool HasV8_2aOps = false;
+  bool HasV8_3aOps = false;
   bool HasV8MBaselineOps = false;
   bool HasV8MMainlineOps = false;
 
@@ -492,6 +494,7 @@ public:
   bool hasV8Ops()   const { return HasV8Ops;  }
   bool hasV8_1aOps() const { return HasV8_1aOps; }
   bool hasV8_2aOps() const { return HasV8_2aOps; }
+  bool hasV8_3aOps() const { return HasV8_3aOps; }
   bool hasV8MBaselineOps() const { return HasV8MBaselineOps; }
   bool hasV8MMainlineOps() const { return HasV8MMainlineOps; }