Vendor import of llvm trunk r154661:

http://llvm.org/svn/llvm-project/llvm/trunk@r154661

1 files changed, 18 insertions, 13 deletions

diff --git a/tools/llvm-rtdyld/llvm-rtdyld.cpp b/tools/llvm-rtdyld/llvm-rtdyld.cpp
index ec9d652..01a7d15 100644
--- a/tools/llvm-rtdyld/llvm-rtdyld.cpp
+++ b/tools/llvm-rtdyld/llvm-rtdyld.cpp
@@ -51,22 +51,30 @@ EntryPoint("entry",
 class TrivialMemoryManager : public RTDyldMemoryManager {
 public:
   SmallVector<sys::MemoryBlock, 16> FunctionMemory;
+  SmallVector<sys::MemoryBlock, 16> DataMemory;
+
+  uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
+                               unsigned SectionID);
+  uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
+                               unsigned SectionID);
+
+  virtual void *getPointerToNamedFunction(const std::string &Name,
+                                          bool AbortOnFailure = true) {
+    return 0;
+  }
 
-  uint8_t *startFunctionBody(const char *Name, uintptr_t &Size);
-  void endFunctionBody(const char *Name, uint8_t *FunctionStart,
-                       uint8_t *FunctionEnd);
 };
 
-uint8_t *TrivialMemoryManager::startFunctionBody(const char *Name,
-                                                 uintptr_t &Size) {
+uint8_t *TrivialMemoryManager::allocateCodeSection(uintptr_t Size,
+                                                   unsigned Alignment,
+                                                   unsigned SectionID) {
   return (uint8_t*)sys::Memory::AllocateRWX(Size, 0, 0).base();
 }
 
-void TrivialMemoryManager::endFunctionBody(const char *Name,
-                                           uint8_t *FunctionStart,
-                                           uint8_t *FunctionEnd) {
-  uintptr_t Size = FunctionEnd - FunctionStart + 1;
-  FunctionMemory.push_back(sys::MemoryBlock(FunctionStart, Size));
+uint8_t *TrivialMemoryManager::allocateDataSection(uintptr_t Size,
+                                                   unsigned Alignment,
+                                                   unsigned SectionID) {
+  return (uint8_t*)sys::Memory::AllocateRWX(Size, 0, 0).base();
 }
 
 static const char *ProgramName;
@@ -142,10 +150,7 @@ int main(int argc, char **argv) {
   cl::ParseCommandLineOptions(argc, argv, "llvm MC-JIT tool\n");
 
   switch (Action) {
-  default:
   case AC_Execute:
     return executeInput();
   }
-
-  return 0;
 }