From 1e3dec662ea18131c495db50caccc57f77b7a5fe Mon Sep 17 00:00:00 2001
From: rdivacky <rdivacky@FreeBSD.org>
Date: Thu, 27 May 2010 15:15:58 +0000
Subject: Update LLVM to r104832.

---
 lib/VMCore/AsmWriter.cpp | 30 ++++++++++++++++++++----------
 1 file changed, 20 insertions(+), 10 deletions(-)

(limited to 'lib/VMCore/AsmWriter.cpp')

diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index 6c1aa5e..e48c026 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -677,11 +677,16 @@ void SlotTracker::processFunction() {
       if (!I->getType()->isVoidTy() && !I->hasName())
         CreateFunctionSlot(I);
       
-      // Intrinsics can directly use metadata.
-      if (isa<IntrinsicInst>(I))
-        for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i)
-          if (MDNode *N = dyn_cast_or_null<MDNode>(I->getOperand(i)))
-            CreateMetadataSlot(N);
+      // Intrinsics can directly use metadata.  We allow direct calls to any
+      // llvm.foo function here, because the target may not be linked into the
+      // optimizer.
+      if (const CallInst *CI = dyn_cast<CallInst>(I)) {
+        if (Function *F = CI->getCalledFunction())
+          if (F->getName().startswith("llvm."))
+            for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i)
+              if (MDNode *N = dyn_cast_or_null<MDNode>(I->getOperand(i)))
+                CreateMetadataSlot(N);
+      }
 
       // Process metadata attached with this instruction.
       I->getAllMetadata(MDForInst);
@@ -1568,6 +1573,7 @@ void AssemblyWriter::printFunction(const Function *F) {
   case CallingConv::Cold:         Out << "coldcc "; break;
   case CallingConv::X86_StdCall:  Out << "x86_stdcallcc "; break;
   case CallingConv::X86_FastCall: Out << "x86_fastcallcc "; break;
+  case CallingConv::X86_ThisCall: Out << "x86_thiscallcc "; break;
   case CallingConv::ARM_APCS:     Out << "arm_apcscc "; break;
   case CallingConv::ARM_AAPCS:    Out << "arm_aapcscc "; break;
   case CallingConv::ARM_AAPCS_VFP:Out << "arm_aapcs_vfpcc "; break;
@@ -1840,6 +1846,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
     case CallingConv::Cold:  Out << " coldcc"; break;
     case CallingConv::X86_StdCall:  Out << " x86_stdcallcc"; break;
     case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
+    case CallingConv::X86_ThisCall: Out << " x86_thiscallcc"; break;
     case CallingConv::ARM_APCS:     Out << " arm_apcscc "; break;
     case CallingConv::ARM_AAPCS:    Out << " arm_aapcscc "; break;
     case CallingConv::ARM_AAPCS_VFP:Out << " arm_aapcs_vfpcc "; break;
@@ -1892,6 +1899,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
     case CallingConv::Cold:  Out << " coldcc"; break;
     case CallingConv::X86_StdCall:  Out << " x86_stdcallcc"; break;
     case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
+    case CallingConv::X86_ThisCall: Out << " x86_thiscallcc"; break;
     case CallingConv::ARM_APCS:     Out << " arm_apcscc "; break;
     case CallingConv::ARM_AAPCS:    Out << " arm_aapcscc "; break;
     case CallingConv::ARM_AAPCS_VFP:Out << " arm_aapcs_vfpcc "; break;
@@ -2024,9 +2032,9 @@ static void WriteMDNodeComment(const MDNode *Node,
     return;
   ConstantInt *CI = dyn_cast_or_null<ConstantInt>(Node->getOperand(0));
   if (!CI) return;
-  unsigned Val = CI->getZExtValue();
-  unsigned Tag = Val & ~LLVMDebugVersionMask;
-  if (Val < LLVMDebugVersion)
+  APInt Val = CI->getValue();
+  APInt Tag = Val & ~APInt(Val.getBitWidth(), LLVMDebugVersionMask);
+  if (Val.ult(LLVMDebugVersion))
     return;
   
   Out.PadToColumn(50);
@@ -2040,8 +2048,10 @@ static void WriteMDNodeComment(const MDNode *Node,
     Out << "; [ DW_TAG_vector_type ]";
   else if (Tag == dwarf::DW_TAG_user_base)
     Out << "; [ DW_TAG_user_base ]";
-  else if (const char *TagName = dwarf::TagString(Tag))
-    Out << "; [ " << TagName << " ]";
+  else if (Tag.isIntN(32)) {
+    if (const char *TagName = dwarf::TagString(Tag.getZExtValue()))
+      Out << "; [ " << TagName << " ]";
+  }
 }
 
 void AssemblyWriter::writeAllMDNodes() {
-- 
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