From 277ebe46c6665a8717c5c6e7d767bbec31becfb8 Mon Sep 17 00:00:00 2001
From: Yuanfang Chen <yuanfang.chen@sony.com>
Date: Tue, 29 Dec 2020 23:15:03 -0800
Subject: [PATCH] Fix `LLVM_ENABLE_MODULES=On` build

for commit 480936e741d588d53b9e2d9c5935b5daa0fdee25.
---
 llvm/include/llvm/CodeGen/CodeGenPassBuilder.h    |  1 +
 llvm/include/llvm/CodeGen/MachinePassRegistry.def |  2 +-
 llvm/include/llvm/module.modulemap                |  1 +
 llvm/lib/Transforms/IPO/PassManagerBuilder.cpp    | 18 +++++++++---------
 4 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/llvm/include/llvm/CodeGen/CodeGenPassBuilder.h b/llvm/include/llvm/CodeGen/CodeGenPassBuilder.h
index e09cbf9..b47aaa5 100644
--- a/llvm/include/llvm/CodeGen/CodeGenPassBuilder.h
+++ b/llvm/include/llvm/CodeGen/CodeGenPassBuilder.h
@@ -49,6 +49,7 @@
 #include "llvm/Transforms/Scalar/LowerConstantIntrinsics.h"
 #include "llvm/Transforms/Scalar/MergeICmps.h"
 #include "llvm/Transforms/Scalar/PartiallyInlineLibCalls.h"
+#include "llvm/Transforms/Scalar/ScalarizeMaskedMemIntrin.h"
 #include "llvm/Transforms/Utils.h"
 #include "llvm/Transforms/Utils/EntryExitInstrumenter.h"
 #include "llvm/Transforms/Utils/LowerInvoke.h"
diff --git a/llvm/include/llvm/CodeGen/MachinePassRegistry.def b/llvm/include/llvm/CodeGen/MachinePassRegistry.def
index b68fcc6..e9eaa5f 100644
--- a/llvm/include/llvm/CodeGen/MachinePassRegistry.def
+++ b/llvm/include/llvm/CodeGen/MachinePassRegistry.def
@@ -44,6 +44,7 @@ FUNCTION_PASS("ee-instrument", EntryExitInstrumenterPass, (false))
 FUNCTION_PASS("post-inline-ee-instrument", EntryExitInstrumenterPass, (true))
 FUNCTION_PASS("expand-reductions", ExpandReductionsPass, ())
 FUNCTION_PASS("lowerinvoke", LowerInvokePass, ())
+FUNCTION_PASS("scalarize-masked-mem-intrin", ScalarizeMaskedMemIntrinPass, ())
 FUNCTION_PASS("verify", VerifierPass, ())
 #undef FUNCTION_PASS
 
@@ -103,7 +104,6 @@ MACHINE_FUNCTION_ANALYSIS("pass-instrumentation", PassInstrumentationAnalysis, (
 DUMMY_FUNCTION_PASS("expandmemcmp", ExpandMemCmpPass, ())
 DUMMY_FUNCTION_PASS("gc-lowering", GCLoweringPass, ())
 DUMMY_FUNCTION_PASS("shadow-stack-gc-lowering", ShadowStackGCLoweringPass, ())
-DUMMY_FUNCTION_PASS("scalarize-masked-mem-intrin", ScalarizeMaskedMemIntrinPass, ())
 DUMMY_FUNCTION_PASS("sjljehprepare", SjLjEHPreparePass, ())
 DUMMY_FUNCTION_PASS("dwarfehprepare", DwarfEHPass, ())
 DUMMY_FUNCTION_PASS("winehprepare", WinEHPass, ())
diff --git a/llvm/include/llvm/module.modulemap b/llvm/include/llvm/module.modulemap
index b1d0a70..0fd63b0 100644
--- a/llvm/include/llvm/module.modulemap
+++ b/llvm/include/llvm/module.modulemap
@@ -30,6 +30,7 @@ module LLVM_Backend {
 
     // These are intended for (repeated) textual inclusion.
     textual header "CodeGen/DIEValue.def"
+    textual header "CodeGen/MachinePassRegistry.def"
   }
 }
 
diff --git a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
index 282ce51..e7b5414 100644
--- a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -73,15 +73,15 @@ cl::opt<bool> RunNewGVN("enable-newgvn", cl::init(false), cl::Hidden,
 
 // Experimental option to use CFL-AA
 enum class CFLAAType { None, Steensgaard, Andersen, Both };
-static cl::opt<CFLAAType>
-    UseCFLAA("use-cfl-aa", cl::init(CFLAAType::None), cl::Hidden,
+static cl::opt<::CFLAAType>
+    UseCFLAA("use-cfl-aa", cl::init(::CFLAAType::None), cl::Hidden,
              cl::desc("Enable the new, experimental CFL alias analysis"),
-             cl::values(clEnumValN(CFLAAType::None, "none", "Disable CFL-AA"),
-                        clEnumValN(CFLAAType::Steensgaard, "steens",
+             cl::values(clEnumValN(::CFLAAType::None, "none", "Disable CFL-AA"),
+                        clEnumValN(::CFLAAType::Steensgaard, "steens",
                                    "Enable unification-based CFL-AA"),
-                        clEnumValN(CFLAAType::Andersen, "anders",
+                        clEnumValN(::CFLAAType::Andersen, "anders",
                                    "Enable inclusion-based CFL-AA"),
-                        clEnumValN(CFLAAType::Both, "both",
+                        clEnumValN(::CFLAAType::Both, "both",
                                    "Enable both variants of CFL-AA")));
 
 static cl::opt<bool> EnableLoopInterchange(
@@ -276,13 +276,13 @@ void PassManagerBuilder::addExtensionsToPM(ExtensionPointTy ETy,
 void PassManagerBuilder::addInitialAliasAnalysisPasses(
     legacy::PassManagerBase &PM) const {
   switch (UseCFLAA) {
-  case CFLAAType::Steensgaard:
+  case ::CFLAAType::Steensgaard:
     PM.add(createCFLSteensAAWrapperPass());
     break;
-  case CFLAAType::Andersen:
+  case ::CFLAAType::Andersen:
     PM.add(createCFLAndersAAWrapperPass());
     break;
-  case CFLAAType::Both:
+  case ::CFLAAType::Both:
     PM.add(createCFLSteensAAWrapperPass());
     PM.add(createCFLAndersAAWrapperPass());
     break;
-- 
2.7.4