From 782067d0278612ee75d024b9b135c221c327e9e8 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Wed, 27 May 2015 18:44:32 +0000
Subject: Vendor import of llvm trunk r238337:
 https://llvm.org/svn/llvm-project/llvm/trunk@238337

---
 lib/CodeGen/StackProtector.cpp | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

(limited to 'lib/CodeGen/StackProtector.cpp')

diff --git a/lib/CodeGen/StackProtector.cpp b/lib/CodeGen/StackProtector.cpp
index a132805..0824d6f 100644
--- a/lib/CodeGen/StackProtector.cpp
+++ b/lib/CodeGen/StackProtector.cpp
@@ -88,10 +88,9 @@ bool StackProtector::runOnFunction(Function &Fn) {
   DominatorTreeWrapperPass *DTWP =
       getAnalysisIfAvailable<DominatorTreeWrapperPass>();
   DT = DTWP ? &DTWP->getDomTree() : nullptr;
-  TLI = TM->getSubtargetImpl()->getTargetLowering();
+  TLI = TM->getSubtargetImpl(Fn)->getTargetLowering();
 
-  Attribute Attr = Fn.getAttributes().getAttribute(
-      AttributeSet::FunctionIndex, "stack-protector-buffer-size");
+  Attribute Attr = Fn.getFnAttribute("stack-protector-buffer-size");
   if (Attr.isStringAttribute() &&
       Attr.getValueAsString().getAsInteger(10, SSPBufferSize))
       return false; // Invalid integer string
@@ -201,15 +200,12 @@ bool StackProtector::HasAddressTaken(const Instruction *AI) {
 bool StackProtector::RequiresStackProtector() {
   bool Strong = false;
   bool NeedsProtector = false;
-  if (F->getAttributes().hasAttribute(AttributeSet::FunctionIndex,
-                                      Attribute::StackProtectReq)) {
+  if (F->hasFnAttribute(Attribute::StackProtectReq)) {
     NeedsProtector = true;
     Strong = true; // Use the same heuristic as strong to determine SSPLayout
-  } else if (F->getAttributes().hasAttribute(AttributeSet::FunctionIndex,
-                                             Attribute::StackProtectStrong))
+  } else if (F->hasFnAttribute(Attribute::StackProtectStrong))
     Strong = true;
-  else if (!F->getAttributes().hasAttribute(AttributeSet::FunctionIndex,
-                                            Attribute::StackProtect))
+  else if (!F->hasFnAttribute(Attribute::StackProtect))
     return false;
 
   for (const BasicBlock &BB : *F) {
@@ -357,8 +353,8 @@ static bool CreatePrologue(Function *F, Module *M, ReturnInst *RI,
   IRBuilder<> B(&F->getEntryBlock().front());
   AI = B.CreateAlloca(PtrTy, nullptr, "StackGuardSlot");
   LoadInst *LI = B.CreateLoad(StackGuardVar, "StackGuard");
-  B.CreateCall2(Intrinsic::getDeclaration(M, Intrinsic::stackprotector), LI,
-                AI);
+  B.CreateCall(Intrinsic::getDeclaration(M, Intrinsic::stackprotector),
+               {LI, AI});
 
   return SupportsSelectionDAGSP;
 }
@@ -492,7 +488,7 @@ BasicBlock *StackProtector::CreateFailBB() {
     Constant *StackChkFail =
         M->getOrInsertFunction("__stack_chk_fail", Type::getVoidTy(Context),
                                nullptr);
-    B.CreateCall(StackChkFail);
+    B.CreateCall(StackChkFail, {});
   }
   B.CreateUnreachable();
   return FailBB;
-- 
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