X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FIR%2FGlobals.cpp;h=244e3e4baeedc6c1f5e7d95b9eb34943cf08885b;hb=7df1db57b3ae35afcc1df648f1446b7c7b60993b;hp=d5723c226a2d0a99ff3ff98a187e1c5d5e6c75bf;hpb=2d21b25393a461fbf8ab824889a6c56e1dd0b1cb;p=oota-llvm.git

diff --git a/lib/IR/Globals.cpp b/lib/IR/Globals.cpp
index d5723c226a2..244e3e4baee 100644
--- a/lib/IR/Globals.cpp
+++ b/lib/IR/Globals.cpp
@@ -59,15 +59,10 @@ void GlobalValue::copyAttributesFrom(const GlobalValue *Src) {
   setDLLStorageClass(Src->getDLLStorageClass());
 }
 
-const GlobalObject *getBaseObject(const Constant &C) {
-  // FIXME: We should probably return a base + offset pair for non-zero GEPs.
-  return dyn_cast<GlobalObject>(C.stripPointerCasts());
-}
-
 unsigned GlobalValue::getAlignment() const {
   if (auto *GA = dyn_cast<GlobalAlias>(this)) {
     // In general we cannot compute this at the IR level, but we try.
-    if (const GlobalObject *GO = getBaseObject(*GA->getAliasee()))
+    if (const GlobalObject *GO = GA->getBaseObject())
       return GO->getAlignment();
 
     // FIXME: we should also be able to handle:
@@ -96,13 +91,23 @@ void GlobalObject::copyAttributesFrom(const GlobalValue *Src) {
 const char *GlobalValue::getSection() const {
   if (auto *GA = dyn_cast<GlobalAlias>(this)) {
     // In general we cannot compute this at the IR level, but we try.
-    if (const GlobalObject *GO = getBaseObject(*GA->getAliasee()))
+    if (const GlobalObject *GO = GA->getBaseObject())
       return GO->getSection();
     return "";
   }
   return cast<GlobalObject>(this)->getSection();
 }
 
+Comdat *GlobalValue::getComdat() {
+  if (auto *GA = dyn_cast<GlobalAlias>(this)) {
+    // In general we cannot compute this at the IR level, but we try.
+    if (const GlobalObject *GO = GA->getBaseObject())
+      return const_cast<GlobalObject *>(GO)->getComdat();
+    return nullptr;
+  }
+  return cast<GlobalObject>(this)->getComdat();
+}
+
 void GlobalObject::setSection(StringRef S) { Section = S; }
 
 bool GlobalValue::isDeclaration() const {
@@ -290,7 +295,7 @@ void GlobalAlias::eraseFromParent() {
 }
 
 void GlobalAlias::setAliasee(Constant *Aliasee) {
-  assert(!Aliasee || Aliasee->getType() == getType() &&
+  assert((!Aliasee || Aliasee->getType() == getType()) &&
          "Alias and aliasee types should match!");
   setOperand(0, Aliasee);
 }