Emit trailing padding on constant vectors when TargetData says that the vector

is larger than the sum of the elements (including per-element padding).

llvm-svn: 133631

1 files changed, 7 insertions, 0 deletions

diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 946018cd1a4..edfb30725c5 100644
--- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -1516,6 +1516,13 @@ static void EmitGlobalConstantVector(const ConstantVector *CV,
                                      unsigned AddrSpace, AsmPrinter &AP) {
   for (unsigned i = 0, e = CV->getType()->getNumElements(); i != e; ++i)
     EmitGlobalConstantImpl(CV->getOperand(i), AddrSpace, AP);
+
+  const TargetData &TD = *AP.TM.getTargetData();
+  unsigned Size = TD.getTypeAllocSize(CV->getType());
+  unsigned EmittedSize = TD.getTypeAllocSize(CV->getType()->getElementType()) *
+                         CV->getType()->getNumElements();
+  if (unsigned Padding = Size - EmittedSize)
+    AP.OutStreamer.EmitZeros(Padding, AddrSpace);
 }
 
 static void EmitGlobalConstantStruct(const ConstantStruct *CS,