Clean up multi-line asam string printing. Instead of printing:

# InlineAsm Start
        subfc r3,r5,r4
                subfze r4,r3
        # InlineAsm End

print:

        # InlineAsm Start
        subfc r3,r5,r4
        subfze r4,r3
        # InlineAsm End

llvm-svn: 36589

llvm/lib/CodeGen/AsmPrinter.cpp

@@ -954,7 +954,7 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
     }
     case '\n':
       ++LastEmitted;   // Consume newline character.
-      O << "\n\t";     // Indent code with newline.
+      O << "\n";       // Indent code with newline.
       break;
     case '$': {
       ++LastEmitted;   // Consume '$' character.