Add a new option to indicate we want the code generator to emit code quickly,

not spending tons of time microoptimizing it.  This is useful for an -O0
style of build.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24235 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 3 deletions

diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index aae7d90..d13a4ed 100644
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -143,11 +143,12 @@ public:
 
   /// addPassesToEmitFile - Add passes to the specified pass manager to get
   /// the specified file emitted.  Typically this will involve several steps of
-  /// code generation.  This method should return true if emission of this file
-  /// type is not supported.
+  /// code generation.  If Fast is set to true, the code generator should emit
+  /// code as fast as possible, without regard for compile time.  This method
+  /// should return true if emission of this file type is not supported.
   ///
   virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out,
-                                   CodeGenFileType FileType) {
+                                   CodeGenFileType FileType, bool Fast) {
     return true;
   }