Add an instruction selector capable of selecting 'ret void'


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11973 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcTargetMachine.cpp b/lib/Target/Sparc/SparcTargetMachine.cpp
index 15401b1..f9a499d 100644
--- a/lib/Target/Sparc/SparcTargetMachine.cpp
+++ b/lib/Target/Sparc/SparcTargetMachine.cpp
@@ -40,10 +40,19 @@
 ///
 bool SparcV8TargetMachine::addPassesToEmitAssembly(PassManager &PM,
 					       std::ostream &Out) {
-  // <insert instruction selector passes here>
+  PM.add(createSparcV8SimpleInstructionSelector(*this));
+
+  // Print machine instructions as they are created.
+  PM.add(createMachineFunctionPrinterPass(&std::cerr));
+
   PM.add(createRegisterAllocator());
   PM.add(createPrologEpilogCodeInserter());
   // <insert assembly code output passes here>
+
+  // This is not a correct asm writer by any means, but at least we see what we
+  // are producing.
+  PM.add(createMachineFunctionPrinterPass(&Out));
+
   PM.add(createMachineCodeDeleter());
   return false;
 }