5 files changed, 20 insertions, 0 deletions
diff --git a/include/llvm/Config/config.h.cmake b/include/llvm/Config/config.h.cmake
index b4356b18c7..920bc4153f 100644
--- a/include/llvm/Config/config.h.cmake
+++ b/include/llvm/Config/config.h.cmake
@@ -560,6 +560,9 @@
 /* Has gcc/MSVC atomic intrinsics */
 #cmakedefine01 LLVM_HAS_ATOMICS
 
+/* Host triple LLVM will run on */
+#cmakedefine LLVM_HOST_TRIPLE "${LLVM_HOST_TRIPLE}"
+
 /* Installation directory for include files */
 #cmakedefine LLVM_INCLUDEDIR "${LLVM_INCLUDEDIR}"
 
diff --git a/include/llvm/Config/config.h.in b/include/llvm/Config/config.h.in
index 30afa5890b..f49e176391 100644
--- a/include/llvm/Config/config.h.in
+++ b/include/llvm/Config/config.h.in
@@ -558,6 +558,9 @@
 /* Has gcc/MSVC atomic intrinsics */
 #undef LLVM_HAS_ATOMICS
 
+/* Host triple LLVM will run on */
+#undef LLVM_HOST_TRIPLE
+
 /* Installation directory for include files */
 #undef LLVM_INCLUDEDIR
 
diff --git a/include/llvm/Config/llvm-config.h.cmake b/include/llvm/Config/llvm-config.h.cmake
index 0c5b542679..5cc35e662f 100644
--- a/include/llvm/Config/llvm-config.h.cmake
+++ b/include/llvm/Config/llvm-config.h.cmake
@@ -40,6 +40,9 @@
 /* Has gcc/MSVC atomic intrinsics */
 #cmakedefine01 LLVM_HAS_ATOMICS
 
+/* Host triple LLVM will run on */
+#cmakedefine LLVM_HOST_TRIPLE "${LLVM_HOST_TRIPLE}"
+
 /* Installation directory for include files */
 #cmakedefine LLVM_INCLUDEDIR "${LLVM_INCLUDEDIR}"
 
diff --git a/include/llvm/Config/llvm-config.h.in b/include/llvm/Config/llvm-config.h.in
index 30a935bf9c..a06162f92a 100644
--- a/include/llvm/Config/llvm-config.h.in
+++ b/include/llvm/Config/llvm-config.h.in
@@ -40,6 +40,9 @@
 /* Has gcc/MSVC atomic intrinsics */
 #undef LLVM_HAS_ATOMICS
 
+/* Host triple LLVM will run on */
+#undef LLVM_HOST_TRIPLE
+
 /* Installation directory for include files */
 #undef LLVM_INCLUDEDIR
 
diff --git a/include/llvm/Support/Host.h b/include/llvm/Support/Host.h
index b331016322..b68a7ae4c9 100644
--- a/include/llvm/Support/Host.h
+++ b/include/llvm/Support/Host.h
@@ -33,6 +33,14 @@ namespace sys {
     return !isLittleEndianHost();
   }
 
+  /// getHostTriple() - Return the host where the compiler will be running.
+  ///
+  /// The host triple is a string in the format of:
+  ///   CPU_TYPE-VENDOR-OPERATING_SYSTEM
+  /// or
+  ///   CPU_TYPE-VENDOR-KERNEL-OPERATING_SYSTEM
+  std::string getHostTriple();
+
   /// getDefaultTargetTriple() - Return the default target triple the compiler
   /// has been configured to produce code for.
   ///