Smaller function alignment when optimizing for size.

llvm-svn: 48805
diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 0711313..2537d67 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -819,7 +819,7 @@
     if (const char *Directive = TAI->getHiddenDirective())
       O << Directive << CurrentFnName << "\n";
   
-  EmitAlignment(4, F);
+  EmitAlignment(OptimizeForSize ? 2 : 4, F);
   O << CurrentFnName << ":\n";
 
   // Emit pre-function debug information.