diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -294,6 +294,12 @@
     }
   }
 
+  if (Implementer == "0xc0") { // Ampere Computing
+    return StringSwitch<const char *>(Part)
+      .Case("0xac3", "ampere1")
+      .Default("generic");
+  }
+
   return "generic";
 }
 
diff --git a/llvm/unittests/Support/Host.cpp b/llvm/unittests/Support/Host.cpp
--- a/llvm/unittests/Support/Host.cpp
+++ b/llvm/unittests/Support/Host.cpp
@@ -125,6 +125,10 @@
                                               "CPU part        : 0xc01"),
             "saphira");
 
+  EXPECT_EQ(sys::detail::getHostCPUNameForARM("CPU implementer : 0xc0\n"
+                                              "CPU part        : 0xac3"),
+            "ampere1");
+
   // MSM8992/4 weirdness
   StringRef MSM8992ProcCpuInfo = R"(
 Processor       : AArch64 Processor rev 3 (aarch64)