Instead of passing in an unsigned value for the optimization level, use an enum,

which better identifies what the optimization is doing. And is more flexible for
future uses.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70440 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 23 insertions, 15 deletions

diff --git a/lib/Target/Alpha/Alpha.h b/lib/Target/Alpha/Alpha.h
index 994edaa24c..853109ae34 100644
--- a/lib/Target/Alpha/Alpha.h
+++ b/lib/Target/Alpha/Alpha.h
@@ -15,18 +15,20 @@
 #ifndef TARGET_ALPHA_H
 #define TARGET_ALPHA_H
 
+#include "llvm/Target/TargetMachine.h"
+
 namespace llvm {
 
   class AlphaTargetMachine;
   class FunctionPass;
-  class TargetMachine;
   class MachineCodeEmitter;
   class raw_ostream;
 
   FunctionPass *createAlphaISelDag(AlphaTargetMachine &TM);
   FunctionPass *createAlphaCodePrinterPass(raw_ostream &OS,
                                            TargetMachine &TM,
-                                           unsigned OptLevel, bool Verbose);
+                                           CodeGenOpt::Level OptLevel,
+                                           bool Verbose);
   FunctionPass *createAlphaPatternInstructionSelector(TargetMachine &TM);
   FunctionPass *createAlphaCodeEmitterPass(AlphaTargetMachine &TM,
                                            MachineCodeEmitter &MCE);
diff --git a/lib/Target/Alpha/AlphaTargetMachine.cpp b/lib/Target/Alpha/AlphaTargetMachine.cpp
index 7a87612038..802a803670 100644
--- a/lib/Target/Alpha/AlphaTargetMachine.cpp
+++ b/lib/Target/Alpha/AlphaTargetMachine.cpp
@@ -77,25 +77,26 @@ AlphaTargetMachine::AlphaTargetMachine(const Module &M, const std::string &FS)
 //===----------------------------------------------------------------------===//
 
 bool AlphaTargetMachine::addInstSelector(PassManagerBase &PM,
-                                         unsigned OptLevel) {
+                                         CodeGenOpt::Level OptLevel) {
   PM.add(createAlphaISelDag(*this));
   return false;
 }
 bool AlphaTargetMachine::addPreEmitPass(PassManagerBase &PM,
-                                        unsigned OptLevel) {
+                                        CodeGenOpt::Level OptLevel) {
   // Must run branch selection immediately preceding the asm printer
   PM.add(createAlphaBranchSelectionPass());
   return false;
 }
 bool AlphaTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
-                                            unsigned OptLevel,
+                                            CodeGenOpt::Level OptLevel,
                                             bool Verbose,
                                             raw_ostream &Out) {
   PM.add(createAlphaLLRPPass(*this));
   PM.add(createAlphaCodePrinterPass(Out, *this, OptLevel, Verbose));
   return false;
 }
-bool AlphaTargetMachine::addCodeEmitter(PassManagerBase &PM, unsigned OptLevel,
+bool AlphaTargetMachine::addCodeEmitter(PassManagerBase &PM,
+                                        CodeGenOpt::Level OptLevel,
                                         bool DumpAsm, MachineCodeEmitter &MCE) {
   PM.add(createAlphaCodeEmitterPass(*this, MCE));
   if (DumpAsm)
@@ -103,7 +104,8 @@ bool AlphaTargetMachine::addCodeEmitter(PassManagerBase &PM, unsigned OptLevel,
   return false;
 }
 bool AlphaTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
-                                              unsigned OptLevel, bool DumpAsm,
+                                              CodeGenOpt::Level OptLevel,
+                                              bool DumpAsm,
                                               MachineCodeEmitter &MCE) {
   return addCodeEmitter(PM, OptLevel, DumpAsm, MCE);
 }
diff --git a/lib/Target/Alpha/AlphaTargetMachine.h b/lib/Target/Alpha/AlphaTargetMachine.h
index 309c2e8877..8dd07db062 100644
--- a/lib/Target/Alpha/AlphaTargetMachine.h
+++ b/lib/Target/Alpha/AlphaTargetMachine.h
@@ -58,14 +58,17 @@ public:
   static unsigned getModuleMatchQuality(const Module &M);
   
   // Pass Pipeline Configuration
-  virtual bool addInstSelector(PassManagerBase &PM, unsigned OptLevel);
-  virtual bool addPreEmitPass(PassManagerBase &PM, unsigned OptLevel);
-  virtual bool addAssemblyEmitter(PassManagerBase &PM, unsigned OptLevel, 
+  virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+  virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+  virtual bool addAssemblyEmitter(PassManagerBase &PM,
+                                  CodeGenOpt::Level OptLevel,
                                   bool Verbose, raw_ostream &Out);
-  virtual bool addCodeEmitter(PassManagerBase &PM, unsigned OptLevel,
+  virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
                               bool DumpAsm, MachineCodeEmitter &MCE);
-  virtual bool addSimpleCodeEmitter(PassManagerBase &PM, unsigned OptLevel,
-                                    bool DumpAsm, MachineCodeEmitter &MCE);
+  virtual bool addSimpleCodeEmitter(PassManagerBase &PM,
+                                    CodeGenOpt::Level OptLevel,
+                                    bool DumpAsm,
+                                    MachineCodeEmitter &MCE);
 };
 
 } // end namespace llvm
diff --git a/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp b/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
index 292a380595..0d200c5a1d 100644
--- a/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
+++ b/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
@@ -37,7 +37,8 @@ namespace {
     ///
 
     explicit AlphaAsmPrinter(raw_ostream &o, TargetMachine &tm,
-                             const TargetAsmInfo *T, unsigned OL, bool V)
+                             const TargetAsmInfo *T, CodeGenOpt::Level OL,
+                             bool V)
       : AsmPrinter(o, tm, T, OL, V) {}
 
     virtual const char *getPassName() const {
@@ -68,7 +69,7 @@ namespace {
 ///
 FunctionPass *llvm::createAlphaCodePrinterPass(raw_ostream &o,
                                                TargetMachine &tm,
-                                               unsigned OptLevel,
+                                               CodeGenOpt::Level OptLevel,
                                                bool verbose) {
   return new AlphaAsmPrinter(o, tm, tm.getTargetAsmInfo(), OptLevel, verbose);
 }