[RuntimeDyld] Fix a bug in debugging output: all sections should be dumped

before any relocations have been applied, and again after all relocations have
been applied.

Previously each section was dumped before and after relocations targetting it
were applied, but this only shows the impact of relocations that point to other
symbols in the same section.

llvm-svn: 247335

1 files changed, 13 insertions, 2 deletions

diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp
index 42a0205331b..a2557cbb055 100644
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp
@@ -82,6 +82,12 @@ static void dumpSectionMemory(const SectionEntry &S, StringRef State) {
 void RuntimeDyldImpl::resolveRelocations() {
   MutexGuard locked(lock);
 
+  // Print out the sections prior to relocation.
+  DEBUG(
+    for (int i = 0, e = Sections.size(); i != e; ++i)
+      dumpSectionMemory(Sections[i], "before relocations");
+  );
+
   // First, resolve relocations associated with external symbols.
   resolveExternalSymbols();
 
@@ -94,11 +100,16 @@ void RuntimeDyldImpl::resolveRelocations() {
     uint64_t Addr = Sections[i].LoadAddress;
     DEBUG(dbgs() << "Resolving relocations Section #" << i << "\t"
                  << format("%p", (uintptr_t)Addr) << "\n");
-    DEBUG(dumpSectionMemory(Sections[i], "before relocations"));
     resolveRelocationList(Relocations[i], Addr);
-    DEBUG(dumpSectionMemory(Sections[i], "after relocations"));
     Relocations.erase(i);
   }
+
+  // Print out sections after relocation.
+  DEBUG(
+    for (int i = 0, e = Sections.size(); i != e; ++i)
+      dumpSectionMemory(Sections[i], "after relocations");
+  );
+
 }
 
 void RuntimeDyldImpl::mapSectionAddress(const void *LocalAddress,