From: Evan Cheng <evan.cheng@apple.com>
Date: Mon, 4 Jun 2007 20:39:18 +0000 (+0000)
Subject: Global ctors / dtors alignment shouldn't be hard-coded at 4. e.g. It could be 8 for... 
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=916d07cdfa89e77118043ec6e14575512ae1bf85;p=oota-llvm.git

Global ctors / dtors alignment shouldn't be hard-coded at 4. e.g. It could be 8 for 64-bit targets.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37421 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp
index 07319d595a1..586472c38ef 100644
--- a/lib/CodeGen/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter.cpp
@@ -327,16 +327,18 @@ bool AsmPrinter::EmitSpecialLLVMGlobal(const GlobalVariable *GV) {
     return true;
   }
 
+  const TargetData *TD = TM.getTargetData();
+  unsigned Align = Log2_32(TD->getPointerPrefAlignment());
   if (GV->getName() == "llvm.global_ctors" && GV->use_empty()) {
     SwitchToDataSection(TAI->getStaticCtorsSection());
-    EmitAlignment(2, 0);
+    EmitAlignment(Align, 0);
     EmitXXStructorList(GV->getInitializer());
     return true;
   } 
   
   if (GV->getName() == "llvm.global_dtors" && GV->use_empty()) {
     SwitchToDataSection(TAI->getStaticDtorsSection());
-    EmitAlignment(2, 0);
+    EmitAlignment(Align, 0);
     EmitXXStructorList(GV->getInitializer());
     return true;
   }