Index: llvm/trunk/lib/Target/AArch64/AArch64.td
===================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64.td
+++ llvm/trunk/lib/Target/AArch64/AArch64.td
@@ -715,6 +715,9 @@
 // FIXME: HiSilicon TSV110 is currently modeled as a Cortex-A57.
 def : ProcessorModel<"tsv110", CortexA57Model, [ProcTSV110]>;
 
+// Alias for the latest Apple processor model supported by LLVM.
+def : ProcessorModel<"apple-latest", CycloneModel, [ProcCyclone]>;
+
 //===----------------------------------------------------------------------===//
 // Assembly parser
 //===----------------------------------------------------------------------===//
Index: llvm/trunk/test/CodeGen/AArch64/apple-latest-cpu.ll
===================================================================
--- llvm/trunk/test/CodeGen/AArch64/apple-latest-cpu.ll
+++ llvm/trunk/test/CodeGen/AArch64/apple-latest-cpu.ll
@@ -0,0 +1,7 @@
+; RUN: llc -mtriple=arm64-apple-ios -mcpu=apple-latest -stop-before=expand-isel-pseudos -o - 2>&1 < %s | FileCheck %s
+
+; CHECK-LABEL: @dummy
+; CHECK: "target-cpu"="apple-latest"
+define void @dummy() {
+  ret void
+}
Index: llvm/trunk/test/CodeGen/AArch64/cpus.ll
===================================================================
--- llvm/trunk/test/CodeGen/AArch64/cpus.ll
+++ llvm/trunk/test/CodeGen/AArch64/cpus.ll
@@ -18,6 +18,7 @@
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=kryo 2>&1 | FileCheck %s
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=thunderx2t99 2>&1 | FileCheck %s
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=tsv110 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=apple-latest 2>&1 | FileCheck %s
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=invalidcpu 2>&1 | FileCheck %s --check-prefix=INVALID
 
 ; CHECK-NOT: {{.*}}  is not a recognized processor for this target