[ARM][AArch64] Support for Cortex-A65 & A65AE, Neoverse E1 & N1

Summary:
Add support for Cortex-A65, Cortex-A65AE, Neoverse E1 and Neoverse N1.
Neoverse E1 and Cortex-A65(&AE) only implement the AArch64 state of the
Arm architecture. Neoverse N1 implements both AArch32 and AArch64.

Cortex-A65:
https://developer.arm.com/ip-products/processors/cortex-a/cortex-a65

Cortex-A65AE:
https://developer.arm.com/ip-products/processors/cortex-a/cortex-a65ae

Neoverse E1:
https://developer.arm.com/ip-products/processors/neoverse/neoverse-e1

Neoverse N1:
https://developer.arm.com/ip-products/processors/neoverse/neoverse-n1

Patch by Diogo Sampaio and Pablo Barrio

Reviewers: samparker, LukeCheeseman, sbaranga, ostannard

Reviewed By: ostannard

Subscribers: ostannard, javed.absar, kristof.beyls, hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D64406

llvm-svn: 367007

1 files changed, 3 insertions, 0 deletions

diff --git a/llvm/lib/Target/AArch64/AArch64Subtarget.h b/llvm/lib/Target/AArch64/AArch64Subtarget.h
index 0c84cfb8329..ff51a22240e 100644
--- a/llvm/lib/Target/AArch64/AArch64Subtarget.h
+++ b/llvm/lib/Target/AArch64/AArch64Subtarget.h
@@ -42,6 +42,7 @@ public:
     CortexA53,
     CortexA55,
     CortexA57,
+    CortexA65,
     CortexA72,
     CortexA73,
     CortexA75,
@@ -51,6 +52,8 @@ public:
     ExynosM3,
     Falkor,
     Kryo,
+    NeoverseE1,
+    NeoverseN1,
     Saphira,
     ThunderX2T99,
     ThunderX,