[MCJIT] Const-ify the symbol lookup operations on RuntimeDyld.

llvm-svn: 217263
diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
index 53ea370..69ea3b4 100644
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
@@ -249,11 +249,11 @@
     return true;
   }
 
-  uint64_t getSectionLoadAddress(unsigned SectionID) {
+  uint64_t getSectionLoadAddress(unsigned SectionID) const {
     return Sections[SectionID].LoadAddress;
   }
 
-  uint8_t *getSectionAddress(unsigned SectionID) {
+  uint8_t *getSectionAddress(unsigned SectionID) const {
     return (uint8_t *)Sections[SectionID].Address;
   }
 
@@ -376,7 +376,7 @@
   std::unique_ptr<ObjectImage>
   loadObject(std::unique_ptr<ObjectImage> InputObject);
 
-  uint8_t* getSymbolAddress(StringRef Name) {
+  uint8_t* getSymbolAddress(StringRef Name) const {
     // FIXME: Just look up as a function for now. Overly simple of course.
     // Work in progress.
     SymbolTableMap::const_iterator pos = GlobalSymbolTable.find(Name);
@@ -386,7 +386,7 @@
     return getSectionAddress(Loc.first) + Loc.second;
   }
 
-  uint64_t getSymbolLoadAddress(StringRef Name) {
+  uint64_t getSymbolLoadAddress(StringRef Name) const {
     // FIXME: Just look up as a function for now. Overly simple of course.
     // Work in progress.
     SymbolTableMap::const_iterator pos = GlobalSymbolTable.find(Name);