Sink codegen optimization level into MCCodeGenInfo along side relocation model

and code model. This eliminates the need to pass OptLevel flag all over the
place and makes it possible for any codegen pass to use this information.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144788 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 22 insertions, 19 deletions

diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp b/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
index d5c8a9e..7c47051 100644
--- a/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
+++ b/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
@@ -76,7 +76,8 @@ static MCAsmInfo *createPPCMCAsmInfo(const Target &T, StringRef TT) {
 }
 
 static MCCodeGenInfo *createPPCMCCodeGenInfo(StringRef TT, Reloc::Model RM,
-                                             CodeModel::Model CM) {
+                                             CodeModel::Model CM,
+                                             CodeGenOpt::Level OL) {
   MCCodeGenInfo *X = new MCCodeGenInfo();
 
   if (RM == Reloc::Default) {
@@ -86,7 +87,7 @@ static MCCodeGenInfo *createPPCMCCodeGenInfo(StringRef TT, Reloc::Model RM,
     else
       RM = Reloc::Static;
   }
-  X->InitMCCodeGenInfo(RM, CM);
+  X->InitMCCodeGenInfo(RM, CM, OL);
   return X;
 }
 
diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 6f204cc..3dee406 100644
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -18,7 +18,6 @@
 #include "MCTargetDesc/PPCPredicates.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineFunctionAnalysis.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/SelectionDAG.h"
 #include "llvm/CodeGen/SelectionDAGISel.h"
diff --git a/lib/Target/PowerPC/PPCTargetMachine.cpp b/lib/Target/PowerPC/PPCTargetMachine.cpp
index f5744b83..de8fca0 100644
--- a/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ b/lib/Target/PowerPC/PPCTargetMachine.cpp
@@ -29,8 +29,9 @@ extern "C" void LLVMInitializePowerPCTarget() {
 PPCTargetMachine::PPCTargetMachine(const Target &T, StringRef TT,
                                    StringRef CPU, StringRef FS,
                                    Reloc::Model RM, CodeModel::Model CM,
+                                   CodeGenOpt::Level OL,
                                    bool is64Bit)
-  : LLVMTargetMachine(T, TT, CPU, FS, RM, CM),
+  : LLVMTargetMachine(T, TT, CPU, FS, RM, CM, OL),
     Subtarget(TT, CPU, FS, is64Bit),
     DataLayout(Subtarget.getTargetDataString()), InstrInfo(*this),
     FrameLowering(Subtarget), JITInfo(*this, is64Bit),
@@ -44,15 +45,17 @@ bool PPCTargetMachine::getEnableTailMergeDefault() const { return false; }
 
 PPC32TargetMachine::PPC32TargetMachine(const Target &T, StringRef TT, 
                                        StringRef CPU, StringRef FS,
-                                       Reloc::Model RM, CodeModel::Model CM) 
-  : PPCTargetMachine(T, TT, CPU, FS, RM, CM, false) {
+                                       Reloc::Model RM, CodeModel::Model CM,
+                                       CodeGenOpt::Level OL)
+  : PPCTargetMachine(T, TT, CPU, FS, RM, CM, OL, false) {
 }
 
 
 PPC64TargetMachine::PPC64TargetMachine(const Target &T, StringRef TT, 
                                        StringRef CPU,  StringRef FS,
-                                       Reloc::Model RM, CodeModel::Model CM)
-  : PPCTargetMachine(T, TT, CPU, FS, RM, CM, true) {
+                                       Reloc::Model RM, CodeModel::Model CM,
+                                       CodeGenOpt::Level OL)
+  : PPCTargetMachine(T, TT, CPU, FS, RM, CM, OL, true) {
 }
 
 
@@ -60,22 +63,19 @@ PPC64TargetMachine::PPC64TargetMachine(const Target &T, StringRef TT,
 // Pass Pipeline Configuration
 //===----------------------------------------------------------------------===//
 
-bool PPCTargetMachine::addInstSelector(PassManagerBase &PM,
-                                       CodeGenOpt::Level OptLevel) {
+bool PPCTargetMachine::addInstSelector(PassManagerBase &PM) {
   // Install an instruction selector.
   PM.add(createPPCISelDag(*this));
   return false;
 }
 
-bool PPCTargetMachine::addPreEmitPass(PassManagerBase &PM,
-                                      CodeGenOpt::Level OptLevel) {
+bool PPCTargetMachine::addPreEmitPass(PassManagerBase &PM) {
   // Must run branch selection immediately preceding the asm printer.
   PM.add(createPPCBranchSelectionPass());
   return false;
 }
 
 bool PPCTargetMachine::addCodeEmitter(PassManagerBase &PM,
-                                      CodeGenOpt::Level OptLevel,
                                       JITCodeEmitter &JCE) {
   // FIXME: This should be moved to TargetJITInfo!!
   if (Subtarget.isPPC64())
diff --git a/lib/Target/PowerPC/PPCTargetMachine.h b/lib/Target/PowerPC/PPCTargetMachine.h
index d06f084..03b27c6 100644
--- a/lib/Target/PowerPC/PPCTargetMachine.h
+++ b/lib/Target/PowerPC/PPCTargetMachine.h
@@ -42,7 +42,8 @@ class PPCTargetMachine : public LLVMTargetMachine {
 public:
   PPCTargetMachine(const Target &T, StringRef TT,
                    StringRef CPU, StringRef FS,
-                   Reloc::Model RM, CodeModel::Model CM, bool is64Bit);
+                   Reloc::Model RM, CodeModel::Model CM,
+                   CodeGenOpt::Level OL, bool is64Bit);
 
   virtual const PPCInstrInfo      *getInstrInfo() const { return &InstrInfo; }
   virtual const PPCFrameLowering  *getFrameLowering() const {
@@ -66,9 +67,9 @@ public:
   }
 
   // Pass Pipeline Configuration
-  virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
-  virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
-  virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
+  virtual bool addInstSelector(PassManagerBase &PM);
+  virtual bool addPreEmitPass(PassManagerBase &PM);
+  virtual bool addCodeEmitter(PassManagerBase &PM,
                               JITCodeEmitter &JCE);
   virtual bool getEnableTailMergeDefault() const;
 };
@@ -79,7 +80,8 @@ class PPC32TargetMachine : public PPCTargetMachine {
 public:
   PPC32TargetMachine(const Target &T, StringRef TT,
                      StringRef CPU, StringRef FS,
-                     Reloc::Model RM, CodeModel::Model CM);
+                     Reloc::Model RM, CodeModel::Model CM,
+                     CodeGenOpt::Level OL);
 };
 
 /// PPC64TargetMachine - PowerPC 64-bit target machine.
@@ -88,7 +90,8 @@ class PPC64TargetMachine : public PPCTargetMachine {
 public:
   PPC64TargetMachine(const Target &T, StringRef TT,
                      StringRef CPU, StringRef FS,
-                     Reloc::Model RM, CodeModel::Model CM);
+                     Reloc::Model RM, CodeModel::Model CM,
+                     CodeGenOpt::Level OL);
 };
 
 } // end namespace llvm