[Alignment][NFC] use llvm::Align for AsmPrinter::EmitAlignment

Summary:
This is patch is part of a series to introduce an Alignment type.
See this thread for context: http://lists.llvm.org/pipermail/llvm-dev/2019-July/133851.html
See this patch for the introduction of the type: https://reviews.llvm.org/D64790

Reviewers: courbet

Subscribers: dschuff, sdardis, nemanjai, hiraditya, kbarton, jrtc27, MaskRay, atanasyan, jsji, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D67443

llvm-svn: 371616
diff --git a/llvm/lib/CodeGen/AsmPrinter/WinException.cpp b/llvm/lib/CodeGen/AsmPrinter/WinException.cpp
index 4f56177..155e91c 100644
--- a/llvm/lib/CodeGen/AsmPrinter/WinException.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/WinException.cpp
@@ -203,8 +203,8 @@
 
     // We want our funclet's entry point to be aligned such that no nops will be
     // present after the label.
-    Asm->EmitAlignment(
-        Log2(std::max(Asm->MF->getAlignment(), MBB.getAlignment())), &F);
+    Asm->EmitAlignment(std::max(Asm->MF->getAlignment(), MBB.getAlignment()),
+                       &F);
 
     // Now that we've emitted the alignment directive, point at our funclet.
     Asm->OutStreamer->EmitLabel(Sym);