Darwin wants ctors/dtors to be ordered the other way round to linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139015 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 12 insertions, 1 deletions

diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 6084a3c8f5..ddf5f9ccde 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -1265,7 +1265,16 @@ void AsmPrinter::EmitXXStructorList(const Constant *List) {
   }
 
   // Emit the function pointers in reverse priority order.
-  std::sort(Structors.rbegin(), Structors.rend(), priority_order);
+  switch (MAI->getStructorOutputOrder()) {
+  case Structors::None:
+    break;
+  case Structors::PriorityOrder:
+    std::sort(Structors.begin(), Structors.end(), priority_order);
+    break;
+  case Structors::ReversePriorityOrder:
+    std::sort(Structors.rbegin(), Structors.rend(), priority_order);
+    break;
+  }
   for (unsigned i = 0, e = Structors.size(); i != e; ++i)
     EmitGlobalConstant(Structors[i].second);
 }
diff --git a/lib/MC/MCAsmInfo.cpp b/lib/MC/MCAsmInfo.cpp
index a53c474c15..365df87d8d 100644
--- a/lib/MC/MCAsmInfo.cpp
+++ b/lib/MC/MCAsmInfo.cpp
@@ -29,6 +29,7 @@ MCAsmInfo::MCAsmInfo() {
   HasSubsectionsViaSymbols = false;
   HasMachoZeroFillDirective = false;
   HasMachoTBSSDirective = false;
+  StructorOutputOrder = Structors::ReversePriorityOrder;
   HasStaticCtorDtorReferenceInStaticMode = false;
   LinkerRequiresNonEmptyDwarfLines = false;
   MaxInstLength = 4;
diff --git a/lib/MC/MCAsmInfoDarwin.cpp b/lib/MC/MCAsmInfoDarwin.cpp
index 5851cb0391..61fbd29a28 100644
--- a/lib/MC/MCAsmInfoDarwin.cpp
+++ b/lib/MC/MCAsmInfoDarwin.cpp
@@ -39,6 +39,7 @@ MCAsmInfoDarwin::MCAsmInfoDarwin() {
   ZeroDirective = "\t.space\t";  // ".space N" emits N zeros.
   HasMachoZeroFillDirective = true;  // Uses .zerofill
   HasMachoTBSSDirective = true; // Uses .tbss
+  StructorOutputOrder = Structors::PriorityOrder;
   HasStaticCtorDtorReferenceInStaticMode = true;
 
   // FIXME: Darwin 10 and newer don't need this.