Index: lib/Basic/Targets.cpp
===================================================================
--- lib/Basic/Targets.cpp
+++ lib/Basic/Targets.cpp
@@ -4024,7 +4024,7 @@
       Features["neon"] = true;
       Features["hwdiv"] = true;
       Features["hwdiv-arm"] = true;
-    } else if (CPU == "cortex-a53" || CPU == "cortex-a57") {
+    } else if (CPU == "cortex-a53" || CPU == "cortex-a57" || CPU == "cortex-a72") {
       Features["fp-armv8"] = true;
       Features["neon"] = true;
       Features["hwdiv"] = true;
@@ -4144,7 +4144,7 @@
         .Case("cortex-m3", "7M")
         .Cases("cortex-m4", "cortex-m7", "7EM")
         .Case("cortex-m0", "6M")
-        .Cases("cortex-a53", "cortex-a57", "8A")
+        .Cases("cortex-a53", "cortex-a57", "cortex-a72", "8A")
         .Default(nullptr);
   }
   static const char *getCPUProfile(StringRef Name) {
@@ -4152,7 +4152,7 @@
         .Cases("cortex-a5", "cortex-a7", "cortex-a8", "A")
         .Cases("cortex-a9", "cortex-a12", "cortex-a15", "cortex-a17", "krait",
                "A")
-        .Cases("cortex-a53", "cortex-a57", "A")
+        .Cases("cortex-a53", "cortex-a57", "cortex-a72", "A")
         .Cases("cortex-m3", "cortex-m4", "cortex-m0", "cortex-m7", "M")
         .Cases("cortex-r4", "cortex-r5", "R")
         .Default("");
@@ -4702,7 +4702,7 @@
   bool setCPU(const std::string &Name) override {
     bool CPUKnown = llvm::StringSwitch<bool>(Name)
                         .Case("generic", true)
-                        .Cases("cortex-a53", "cortex-a57", true)
+                        .Cases("cortex-a53", "cortex-a57", "cortex-a72", true)
                         .Case("cyclone", true)
                         .Default(false);
     return CPUKnown;
Index: lib/Driver/Tools.cpp
===================================================================
--- lib/Driver/Tools.cpp
+++ lib/Driver/Tools.cpp
@@ -1726,7 +1726,7 @@
                               std::vector<const char *> &Features) {
   std::pair<StringRef, StringRef> Split = Mcpu.split("+");
   CPU = Split.first;
-  if (CPU == "cyclone" || CPU == "cortex-a53" || CPU == "cortex-a57") {
+  if (CPU == "cyclone" || CPU == "cortex-a53" || CPU == "cortex-a57" || CPU == "cortex-a72") {
     Features.push_back("+neon");
     Features.push_back("+crc");
     Features.push_back("+crypto");
@@ -5495,7 +5495,7 @@
     .Cases("cortex-m4", "cortex-m7", "v7em")
     .Case("swift", "v7s")
     .Case("cyclone", "v8")
-    .Cases("cortex-a53", "cortex-a57", "v8")
+    .Cases("cortex-a53", "cortex-a57", "cortex-a72", "v8")
     .Default("");
 }
 
Index: test/Driver/aarch64-cpus.c
===================================================================
--- test/Driver/aarch64-cpus.c
+++ test/Driver/aarch64-cpus.c
@@ -40,6 +40,20 @@
 // RUN: %clang -target arm64 -mlittle-endian -mtune=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-CA57 %s
 // ARM64-CA57: "-cc1"{{.*}} "-triple" "arm64{{.*}}" "-target-cpu" "cortex-a57"
 
+// RUN: %clang -target aarch64 -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72 %s
+// RUN: %clang -target aarch64 -mlittle-endian -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72 %s
+// RUN: %clang -target aarch64_be -mlittle-endian -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72 %s
+// RUN: %clang -target aarch64 -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72 %s
+// RUN: %clang -target aarch64 -mlittle-endian -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72 %s
+// RUN: %clang -target aarch64_be -mlittle-endian -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72 %s
+// CA72: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-cpu" "cortex-a72"
+
+// RUN: %clang -target arm64 -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-CA72 %s
+// RUN: %clang -target arm64 -mlittle-endian -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-CA72 %s
+// RUN: %clang -target arm64 -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-CA72 %s
+// RUN: %clang -target arm64 -mlittle-endian -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-CA72 %s
+// ARM64-CA72: "-cc1"{{.*}} "-triple" "arm64{{.*}}" "-target-cpu" "cortex-a72"
+
 // RUN: %clang -target aarch64_be -### -c %s 2>&1 | FileCheck -check-prefix=GENERIC-BE %s
 // RUN: %clang -target aarch64 -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=GENERIC-BE %s
 // RUN: %clang -target aarch64_be -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=GENERIC-BE %s
@@ -61,6 +75,16 @@
 // RUN: %clang -target aarch64_be -mbig-endian -mtune=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=CA57-BE %s
 // CA57-BE: "-cc1"{{.*}} "-triple" "aarch64_be{{.*}}" "-target-cpu" "cortex-a57"
 
+// RUN: %clang -target aarch64_be -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72-BE %s
+// RUN: %clang -target aarch64 -mbig-endian -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72-BE %s
+// RUN: %clang -target aarch64_be -mbig-endian -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72-BE %s
+// RUN: %clang -target aarch64_be -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72-BE %s
+// RUN: %clang -target aarch64 -mbig-endian -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72-BE %s
+// RUN: %clang -target aarch64_be -mbig-endian -mtune=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CA72-BE %s
+// CA72-BE: "-cc1"{{.*}} "-triple" "aarch64_be{{.*}}" "-target-cpu" "cortex-a72"
+
 // RUN: %clang -target aarch64 -mcpu=cortex-a57 -mtune=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=MCPU-MTUNE %s
 // RUN: %clang -target aarch64 -mtune=cortex-a53 -mcpu=cortex-a57  -### -c %s 2>&1 | FileCheck -check-prefix=MCPU-MTUNE %s
+// RUN: %clang -target aarch64 -mcpu=cortex-a72 -mtune=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=MCPU-MTUNE %s
+// RUN: %clang -target aarch64 -mtune=cortex-a53 -mcpu=cortex-a72  -### -c %s 2>&1 | FileCheck -check-prefix=MCPU-MTUNE %s
 // MCPU-MTUNE: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-cpu" "cortex-a53"
Index: test/Driver/arm-cortex-cpus.c
===================================================================
--- test/Driver/arm-cortex-cpus.c
+++ test/Driver/arm-cortex-cpus.c
@@ -276,24 +276,32 @@
 
 // RUN: %clang -target arm -mcpu=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
+// RUN: %clang -target arm -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
 // RUN: %clang -target arm -mcpu=cortex-a53 -mlittle-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -mlittle-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
+// RUN: %clang -target arm -mcpu=cortex-a72 -mlittle-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
 // CHECK-CPUV8A: "-cc1"{{.*}} "-triple" "armv8-{{.*}}
 
 // RUN: %clang -target armeb -mcpu=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
 // RUN: %clang -target armeb -mcpu=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
+// RUN: %clang -target armeb -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
 // RUN: %clang -target arm -mcpu=cortex-a53 -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
+// RUN: %clang -target arm -mcpu=cortex-a72 -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
 // CHECK-BE-CPUV8A: "-cc1"{{.*}} "-triple" "armebv8-{{.*}}
 
 // RUN: %clang -target arm -mcpu=cortex-a53 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
+// RUN: %clang -target arm -mcpu=cortex-a72 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a53 -mlittle-endian -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -mlittle-endian -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
+// RUN: %clang -target arm -mcpu=cortex-a72 -mlittle-endian -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // CHECK-CPUV8A-THUMB: "-cc1"{{.*}} "-triple" "thumbv8-{{.*}}
 
 // RUN: %clang -target armeb -mcpu=cortex-a53 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
 // RUN: %clang -target armeb -mcpu=cortex-a57 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
+// RUN: %clang -target armeb -mcpu=cortex-a72 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a53 -mbig-endian -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -mbig-endian -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
+// RUN: %clang -target arm -mcpu=cortex-a72 -mbig-endian -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
 // CHECK-BE-CPUV8A-THUMB: "-cc1"{{.*}} "-triple" "thumbebv8-{{.*}}
Index: test/Preprocessor/aarch64-target-features.c
===================================================================
--- test/Preprocessor/aarch64-target-features.c
+++ test/Preprocessor/aarch64-target-features.c
@@ -69,9 +69,11 @@
 // RUN: %clang -target aarch64 -mcpu=cyclone -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-MCPU-CYCLONE %s
 // RUN: %clang -target aarch64 -mcpu=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-MCPU-A53 %s
 // RUN: %clang -target aarch64 -mcpu=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-MCPU-A57 %s
+// RUN: %clang -target aarch64 -mcpu=cortex-a72 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-MCPU-A72 %s
 // CHECK-MCPU-CYCLONE: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto" "-target-feature" "+zcm" "-target-feature" "+zcz"
 // CHECK-MCPU-A53: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
 // CHECK-MCPU-A57: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
+// CHECK-MCPU-A72: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
 
 // RUN: %clang -target x86_64-apple-macosx -arch arm64 -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-ARCH-ARM64 %s
 // CHECK-ARCH-ARM64: "-target-cpu" "cyclone" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto" "-target-feature" "+zcm" "-target-feature" "+zcz"