1 files changed, 19 insertions, 11 deletions
diff --git a/contrib/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp b/contrib/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp
index ead541a..531595e 100644
--- a/contrib/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp
+++ b/contrib/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp
@@ -22,6 +22,8 @@
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/Memory.h"
 #include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/PrettyStackTrace.h"
+#include "llvm/Support/Signals.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Support/system_error.h"
 using namespace llvm;
@@ -60,16 +62,17 @@ public:
   SmallVector<sys::MemoryBlock, 16> DataMemory;
 
   uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
-                               unsigned SectionID);
+                               unsigned SectionID, StringRef SectionName);
   uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
-                               unsigned SectionID, bool IsReadOnly);
+                               unsigned SectionID, StringRef SectionName,
+                               bool IsReadOnly);
 
   virtual void *getPointerToNamedFunction(const std::string &Name,
                                           bool AbortOnFailure = true) {
     return 0;
   }
 
-  bool applyPermissions(std::string *ErrMsg) { return false; }
+  bool finalizeMemory(std::string *ErrMsg) { return false; }
 
   // Invalidate instruction cache for sections with execute permissions.
   // Some platforms with separate data cache and instruction cache require
@@ -80,7 +83,8 @@ public:
 
 uint8_t *TrivialMemoryManager::allocateCodeSection(uintptr_t Size,
                                                    unsigned Alignment,
-                                                   unsigned SectionID) {
+                                                   unsigned SectionID,
+                                                   StringRef SectionName) {
   sys::MemoryBlock MB = sys::Memory::AllocateRWX(Size, 0, 0);
   FunctionMemory.push_back(MB);
   return (uint8_t*)MB.base();
@@ -89,6 +93,7 @@ uint8_t *TrivialMemoryManager::allocateCodeSection(uintptr_t Size,
 uint8_t *TrivialMemoryManager::allocateDataSection(uintptr_t Size,
                                                    unsigned Alignment,
                                                    unsigned SectionID,
+                                                   StringRef SectionName,
                                                    bool IsReadOnly) {
   sys::MemoryBlock MB = sys::Memory::AllocateRWX(Size, 0, 0);
   DataMemory.push_back(MB);
@@ -124,8 +129,8 @@ static int printLineInfoForInput() {
     InputFileList.push_back("-");
   for(unsigned i = 0, e = InputFileList.size(); i != e; ++i) {
     // Instantiate a dynamic linker.
-    TrivialMemoryManager *MemMgr = new TrivialMemoryManager;
-    RuntimeDyld Dyld(MemMgr);
+    TrivialMemoryManager MemMgr;
+    RuntimeDyld Dyld(&MemMgr);
 
     // Load the input memory buffer.
     OwningPtr<MemoryBuffer> InputBuffer;
@@ -180,8 +185,8 @@ static int printLineInfoForInput() {
 
 static int executeInput() {
   // Instantiate a dynamic linker.
-  TrivialMemoryManager *MemMgr = new TrivialMemoryManager;
-  RuntimeDyld Dyld(MemMgr);
+  TrivialMemoryManager MemMgr;
+  RuntimeDyld Dyld(&MemMgr);
 
   // If we don't have any input files, read from stdin.
   if (!InputFileList.size())
@@ -204,7 +209,7 @@ static int executeInput() {
   // Resolve all the relocations we can.
   Dyld.resolveRelocations();
   // Clear instruction cache before code will be executed.
-  MemMgr->invalidateInstructionCache();
+  MemMgr.invalidateInstructionCache();
 
   // FIXME: Error out if there are unresolved relocations.
 
@@ -214,8 +219,8 @@ static int executeInput() {
     return Error("no definition for '" + EntryPoint + "'");
 
   // Invalidate the instruction cache for each loaded function.
-  for (unsigned i = 0, e = MemMgr->FunctionMemory.size(); i != e; ++i) {
-    sys::MemoryBlock &Data = MemMgr->FunctionMemory[i];
+  for (unsigned i = 0, e = MemMgr.FunctionMemory.size(); i != e; ++i) {
+    sys::MemoryBlock &Data = MemMgr.FunctionMemory[i];
     // Make sure the memory is executable.
     std::string ErrorStr;
     sys::Memory::InvalidateInstructionCache(Data.base(), Data.size());
@@ -236,6 +241,9 @@ static int executeInput() {
 }
 
 int main(int argc, char **argv) {
+  sys::PrintStackTraceOnErrorSignal();
+  PrettyStackTraceProgram X(argc, argv);
+
   ProgramName = argv[0];
   llvm_shutdown_obj Y;  // Call llvm_shutdown() on exit.