Massive check in. This changes the "-fast" flag to "-O#" in llc. If you want to
use the old behavior, the flag is -O0. This change allows for finer-grained
control over which optimizations are run at different -O levels.

Most of this work was pretty mechanical. The majority of the fixes came from
verifying that a "fast" variable wasn't used anymore. The JIT still uses a
"Fast" flag. I'm not 100% sure if it's necessary to change it there...


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70270 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaTargetMachine.h b/lib/Target/Alpha/AlphaTargetMachine.h
index 9a03bae..309c2e8 100644
--- a/lib/Target/Alpha/AlphaTargetMachine.h
+++ b/lib/Target/Alpha/AlphaTargetMachine.h
@@ -58,13 +58,13 @@
   static unsigned getModuleMatchQuality(const Module &M);
   
   // Pass Pipeline Configuration
-  virtual bool addInstSelector(PassManagerBase &PM, bool Fast);
-  virtual bool addPreEmitPass(PassManagerBase &PM, bool Fast);
-  virtual bool addAssemblyEmitter(PassManagerBase &PM, bool Fast, 
+  virtual bool addInstSelector(PassManagerBase &PM, unsigned OptLevel);
+  virtual bool addPreEmitPass(PassManagerBase &PM, unsigned OptLevel);
+  virtual bool addAssemblyEmitter(PassManagerBase &PM, unsigned OptLevel, 
                                   bool Verbose, raw_ostream &Out);
-  virtual bool addCodeEmitter(PassManagerBase &PM, bool Fast,
+  virtual bool addCodeEmitter(PassManagerBase &PM, unsigned OptLevel,
                               bool DumpAsm, MachineCodeEmitter &MCE);
-  virtual bool addSimpleCodeEmitter(PassManagerBase &PM, bool Fast,
+  virtual bool addSimpleCodeEmitter(PassManagerBase &PM, unsigned OptLevel,
                                     bool DumpAsm, MachineCodeEmitter &MCE);
 };