[ORC] Remove unused headers.

llvm/include/llvm/ExecutionEngine/ExecutionEngine.h

@@ -21,7 +21,6 @@
 #include "llvm/ADT/StringMap.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ExecutionEngine/JITSymbol.h"
-#include "llvm/ExecutionEngine/OrcV1Deprecation.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/Module.h"
 #include "llvm/Object/Binary.h"

llvm/include/llvm/ExecutionEngine/Orc/Core.h

@@ -21,7 +21,6 @@
 #include "llvm/ExecutionEngine/JITSymbol.h"
 #include "llvm/ExecutionEngine/Orc/ExecutorProcessControl.h"
 #include "llvm/ExecutionEngine/Orc/Shared/WrapperFunctionUtils.h"
-#include "llvm/ExecutionEngine/OrcV1Deprecation.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ExtensibleRTTI.h"
 

llvm/include/llvm/ExecutionEngine/OrcMCJITReplacement.h

@@ -1,37 +0,0 @@
-//===---- OrcMCJITReplacement.h - Orc-based MCJIT replacement ---*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// This file forces OrcMCJITReplacement to link in on certain operating systems.
-// (Windows).
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_EXECUTIONENGINE_ORCMCJITREPLACEMENT_H
-#define LLVM_EXECUTIONENGINE_ORCMCJITREPLACEMENT_H
-
-#include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include <cstdlib>
-
-extern "C" void LLVMLinkInOrcMCJITReplacement();
-
-namespace {
-  struct ForceOrcMCJITReplacementLinking {
-    ForceOrcMCJITReplacementLinking() {
-      // We must reference OrcMCJITReplacement in such a way that compilers will
-      // not delete it all as dead code, even with whole program optimization,
-      // yet is effectively a NO-OP. As the compiler isn't smart enough to know
-      // that getenv() never returns -1, this will do the job.
-      if (std::getenv("bar") != (char*) -1)
-        return;
-
-      LLVMLinkInOrcMCJITReplacement();
-    }
-  } ForceOrcMCJITReplacementLinking;
-}
-
-#endif

llvm/include/llvm/ExecutionEngine/OrcV1Deprecation.h

@@ -1,22 +0,0 @@
-//===------ OrcV1Deprecation.h - Memory manager for MC-JIT ------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// Tag for suppressing ORCv1 deprecation warnings.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_EXECUTIONENGINE_ORCV1DEPRECATION_H
-#define LLVM_EXECUTIONENGINE_ORCV1DEPRECATION_H
-
-namespace llvm {
-
-enum ORCv1DeprecationAcknowledgement { AcknowledgeORCv1Deprecation };
-
-} // namespace llvm
-
-#endif // LLVM_EXECUTIONENGINE_ORCV1DEPRECATION_H

llvm/include/llvm/module.modulemap

@@ -181,7 +181,6 @@ module LLVM_ExecutionEngine {
   // translation unit (or none) and aren't part of this module.
   exclude header "ExecutionEngine/MCJIT.h"
   exclude header "ExecutionEngine/Interpreter.h"
-  exclude header "ExecutionEngine/OrcMCJITReplacement.h"
 
   // FIXME: These exclude directives were added as a workaround for
   //        <rdar://problem/29247092> and should be removed once it is fixed.