Introduce new headers whose inclusion forces linking and

initialization of all targets (InitializeAllTargets.h) or assembler
printers (InitializeAllAsmPrinters.h). This is a step toward the
elimination of relinked object files, so that we can build normal
archives.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73543 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/InitializeAllTargets.h

@@ -0,0 +1,34 @@
+//===- llvm/InitializeAllTargets.h - Initialize All Targets -----*- C++ -*-===//
+//
+//                      The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This header initializes all configured LLVM targets, ensuring that they
+// are registered.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_INITIALIZE_ALL_TARGETS_H
+#define LLVM_INITIALIZE_ALL_TARGETS_H
+
+namespace llvm {
+
+  // Declare all of the target-initialization functions.
+#define LLVM_TARGET(TargetName) void Initialize##TargetName##Target();
+#include "llvm/Config/Targets.def"
+
+  namespace {
+    struct InitializeAllTargets {
+      InitializeAllTargets() {
+        // Call all of the target-initialization functions.
+#define LLVM_TARGET(TargetName) llvm::Initialize##TargetName##Target();
+#include "llvm/Config/Targets.def"
+      }
+    } DoInitializeAllTargets;
+  }
+} // end namespace llvm
+
+#endif // LLVM_INITIALIZE_ALL_TARGETS_H