From 7f66202d38148a7c5b1cf6723de9d442f5566e46 Mon Sep 17 00:00:00 2001
From: Matthias Braun <matze@braunis.de>
Date: Tue, 23 Aug 2016 05:17:11 +0000
Subject: Revert "(HEAD -> master, origin/master, origin/HEAD) CodeGen: Remove
 MachineFunctionAnalysis => Enable (Machine)ModulePasses"

Reverting while tracking down a use after free.

This reverts commit r279502.

llvm-svn: 279503
---
 llvm/lib/CodeGen/LLVMTargetMachine.cpp | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

(limited to 'llvm/lib/CodeGen/LLVMTargetMachine.cpp')

diff --git a/llvm/lib/CodeGen/LLVMTargetMachine.cpp b/llvm/lib/CodeGen/LLVMTargetMachine.cpp
index e5678ba5585..9ed61c6685b 100644
--- a/llvm/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/llvm/lib/CodeGen/LLVMTargetMachine.cpp
@@ -15,6 +15,7 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/BasicTTIImpl.h"
+#include "llvm/CodeGen/MachineFunctionAnalysis.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/CodeGen/TargetPassConfig.h"
@@ -102,15 +103,19 @@ TargetIRAnalysis LLVMTargetMachine::getTargetIRAnalysis() {
 }
 
 MachineModuleInfo &
-LLVMTargetMachine::addMachineModuleInfo(PassManagerBase &PM,
-                                        MachineFunctionInitializer *MFI) const {
-  MachineModuleInfo *MMI = new MachineModuleInfo(*this, *getMCAsmInfo(),
+LLVMTargetMachine::addMachineModuleInfo(PassManagerBase &PM) const {
+  MachineModuleInfo *MMI = new MachineModuleInfo(*getMCAsmInfo(),
                                                  *getMCRegisterInfo(),
-                                                 getObjFileLowering(), MFI);
+                                                 getObjFileLowering());
   PM.add(MMI);
   return *MMI;
 }
 
+void LLVMTargetMachine::addMachineFunctionAnalysis(PassManagerBase &PM,
+    MachineFunctionInitializer *MFInitializer) const {
+  PM.add(new MachineFunctionAnalysis(*this, MFInitializer));
+}
+
 /// addPassesToX helper drives creation and initialization of TargetPassConfig.
 static MCContext *
 addPassesToGenerateCode(LLVMTargetMachine *TM, PassManagerBase &PM,
@@ -145,7 +150,8 @@ addPassesToGenerateCode(LLVMTargetMachine *TM, PassManagerBase &PM,
 
   PassConfig->addISelPrepare();
 
-  MachineModuleInfo &MMI = TM->addMachineModuleInfo(PM, MFInitializer);
+  MachineModuleInfo &MMI = TM->addMachineModuleInfo(PM);
+  TM->addMachineFunctionAnalysis(PM, MFInitializer);
 
   // Enable FastISel with -fast, but allow that to be overridden.
   TM->setO0WantsFastISel(EnableFastISelOption != cl::BOU_FALSE);
-- 
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