Build: Move TF source file inclusion from build system to source files

Outside of compiler-rt (where it's arguably an anti-pattern too),
LLVM tries to keep its build files as simple as possible. See e.g.
llvm/docs/SupportLibrary.rst, "Code Organization".

Differential Revision: https://reviews.llvm.org/D84243
diff --git a/llvm/lib/Analysis/CMakeLists.txt b/llvm/lib/Analysis/CMakeLists.txt
index 4f10e8d..4d7eeaf 100644
--- a/llvm/lib/Analysis/CMakeLists.txt
+++ b/llvm/lib/Analysis/CMakeLists.txt
@@ -1,38 +1,17 @@
-set(CommonMLSources MLInlineAdvisor.cpp)
-set(ReleaseModeMLSources ReleaseModeModelRunner.cpp)
-set(DevelopmentModeMLSources
-  DevelopmentModeInlineAdvisor.cpp
-  TFUtils.cpp
-  )
-
 if (DEFINED LLVM_HAVE_TF_AOT OR DEFINED LLVM_HAVE_TF_API)
-  set(MLPolicySources ${CommonMLSources})
   if (DEFINED LLVM_HAVE_TF_AOT)
     include(TensorFlowCompile)
     tfcompile(models/inliner serve action InlinerSizeModel llvm::InlinerSizeModel)
-    list(APPEND ReleaseModeMLSources
+    list(APPEND GeneratedMLSources
       $<TARGET_OBJECTS:tf_xla_runtime_objects>
       ${GENERATED_OBJS}
     )
-    LIST(APPEND MLPolicySources ${ReleaseModeMLSources})
-  else()
-    LIST(APPEND LLVM_OPTIONAL_SOURCES ${ReleaseModeMLSources})
   endif()
 
   if (DEFINED LLVM_HAVE_TF_API)
-    LIST(APPEND MLPolicySources ${DevelopmentModeMLSources})
     LIST(APPEND MLLinkDeps ${tensorflow_c_api})
-  else()
-    LIST(APPEND LLVM_OPTIONAL_SOURCES ${DevelopmentModeMLSources})
   endif()
-else()
-  LIST(APPEND LLVM_OPTIONAL_SOURCES 
-    ${CommonMLSources}
-    ${DevelopmentModeMLSources}
-    ${ReleaseModeMLSources}
-    )
 endif()
-  
 
 add_llvm_component_library(LLVMAnalysis
   AliasAnalysis.cpp
@@ -64,6 +43,7 @@
   DemandedBits.cpp
   DependenceAnalysis.cpp
   DependenceGraphBuilder.cpp
+  DevelopmentModeInlineAdvisor.cpp
   DivergenceAnalysis.cpp
   DomPrinter.cpp
   DomTreeUpdater.cpp
@@ -98,6 +78,7 @@
   LoopUnrollAnalyzer.cpp
   LoopInfo.cpp
   LoopPass.cpp
+  MLInlineAdvisor.cpp
   MemDepPrinter.cpp
   MemDerefPrinter.cpp
   MemoryBuiltins.cpp
@@ -120,6 +101,7 @@
   RegionInfo.cpp
   RegionPass.cpp
   RegionPrinter.cpp
+  ReleaseModeModelRunner.cpp
   ScalarEvolution.cpp
   ScalarEvolutionAliasAnalysis.cpp
   ScalarEvolutionDivision.cpp
@@ -128,6 +110,7 @@
   StackSafetyAnalysis.cpp
   SyncDependenceAnalysis.cpp
   SyntheticCountsUtils.cpp
+  TFUtils.cpp
   TargetLibraryInfo.cpp
   TargetTransformInfo.cpp
   Trace.cpp
@@ -139,7 +122,7 @@
   ValueTracking.cpp
   VectorUtils.cpp
   VFABIDemangling.cpp
-  ${MLPolicySources}
+  ${GeneratedMLSources}
 
   ADDITIONAL_HEADER_DIRS
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Analysis
diff --git a/llvm/lib/Analysis/DevelopmentModeInlineAdvisor.cpp b/llvm/lib/Analysis/DevelopmentModeInlineAdvisor.cpp
index 954fc49..ba93435 100644
--- a/llvm/lib/Analysis/DevelopmentModeInlineAdvisor.cpp
+++ b/llvm/lib/Analysis/DevelopmentModeInlineAdvisor.cpp
@@ -11,6 +11,9 @@
 // loading of a model from a command line option.
 //
 //===----------------------------------------------------------------------===//
+#include "llvm/Config/config.h"
+#if defined(LLVM_HAVE_TF_API)
+
 #include "llvm/Analysis/CallGraph.h"
 #include "llvm/Analysis/InlineSizeEstimatorAnalysis.h"
 #include "llvm/Analysis/MLInlineAdvisor.h"
@@ -482,4 +485,5 @@
   }
   return std::make_unique<DevelopmentModeMLInlineAdvisor>(
       M, MAM, std::move(Runner), GetDefaultAdvice, IsDoingInference);
-}
\ No newline at end of file
+}
+#endif // defined(LLVM_HAVE_TF_API)
diff --git a/llvm/lib/Analysis/MLInlineAdvisor.cpp b/llvm/lib/Analysis/MLInlineAdvisor.cpp
index 45873f2..31cb43b 100644
--- a/llvm/lib/Analysis/MLInlineAdvisor.cpp
+++ b/llvm/lib/Analysis/MLInlineAdvisor.cpp
@@ -11,6 +11,9 @@
 // 'release' mode) or a runtime-loaded model (the 'development' case).
 //
 //===----------------------------------------------------------------------===//
+#include "llvm/Config/config.h"
+#if defined(LLVM_HAVE_TF_AOT) || defined(LLVM_HAVE_TF_API)
+
 #include <limits>
 #include <unordered_map>
 #include <unordered_set>
@@ -298,4 +301,5 @@
     reportContextForRemark(R);
     return R;
   });
-}
\ No newline at end of file
+}
+#endif // defined(LLVM_HAVE_TF_AOT) || defined(LLVM_HAVE_TF_API)
diff --git a/llvm/lib/Analysis/ReleaseModeModelRunner.cpp b/llvm/lib/Analysis/ReleaseModeModelRunner.cpp
index 4c0ffbc..af300fb 100644
--- a/llvm/lib/Analysis/ReleaseModeModelRunner.cpp
+++ b/llvm/lib/Analysis/ReleaseModeModelRunner.cpp
@@ -10,6 +10,8 @@
 // Only inference is supported.
 //
 //===----------------------------------------------------------------------===//
+#include "llvm/Config/config.h"
+#if defined(LLVM_HAVE_TF_AOT)
 
 #include "llvm/Analysis/InlineModelFeatureMaps.h"
 #include "llvm/Analysis/MLInlineAdvisor.h"
@@ -85,3 +87,4 @@
   auto AOTRunner = std::make_unique<ReleaseModeModelRunner>(M.getContext());
   return std::make_unique<MLInlineAdvisor>(M, MAM, std::move(AOTRunner));
 }
+#endif // defined(LLVM_HAVE_TF_AOT)
diff --git a/llvm/lib/Analysis/TFUtils.cpp b/llvm/lib/Analysis/TFUtils.cpp
index 19e6d62..a6f5b29 100644
--- a/llvm/lib/Analysis/TFUtils.cpp
+++ b/llvm/lib/Analysis/TFUtils.cpp
@@ -10,6 +10,8 @@
 // This file implements utilities for interfacing with tensorflow C APIs.
 //
 //===----------------------------------------------------------------------===//
+#include "llvm/Config/config.h"
+#if defined(LLVM_HAVE_TF_API)
 
 #include "llvm/Analysis/Utils/TFUtils.h"
 #include "llvm/ADT/Twine.h"
@@ -287,3 +289,4 @@
 
 TFModelEvaluator::EvaluationResult::~EvaluationResult() {}
 TFModelEvaluator::~TFModelEvaluator() {}
+#endif // defined(LLVM_HAVE_TF_API)