Import LLVM 74788.

3 files changed, 51 insertions, 9 deletions

diff --git a/lib/Bitcode/Reader/BitReader.cpp b/lib/Bitcode/Reader/BitReader.cpp
index 52851cd..e5b8f7c 100644
--- a/lib/Bitcode/Reader/BitReader.cpp
+++ b/lib/Bitcode/Reader/BitReader.cpp
@@ -9,6 +9,7 @@
 
 #include "llvm-c/BitReader.h"
 #include "llvm/Bitcode/ReaderWriter.h"
+#include "llvm/LLVMContext.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include <string>
 #include <cstring>
@@ -22,7 +23,24 @@ int LLVMParseBitcode(LLVMMemoryBufferRef MemBuf,
                      LLVMModuleRef *OutModule, char **OutMessage) {
   std::string Message;
   
-  *OutModule = wrap(ParseBitcodeFile(unwrap(MemBuf), &Message));
+  *OutModule = wrap(ParseBitcodeFile(unwrap(MemBuf), getGlobalContext(),  
+                                     &Message));
+  if (!*OutModule) {
+    if (OutMessage)
+      *OutMessage = strdup(Message.c_str());
+    return 1;
+  }
+  
+  return 0;
+}
+
+int LLVMParseBitcodeInContext(LLVMMemoryBufferRef MemBuf,
+                              LLVMContextRef ContextRef,
+                              LLVMModuleRef *OutModule, char **OutMessage) {
+  std::string Message;
+  
+  *OutModule = wrap(ParseBitcodeFile(unwrap(MemBuf), *unwrap(ContextRef),  
+                                     &Message));
   if (!*OutModule) {
     if (OutMessage)
       *OutMessage = strdup(Message.c_str());
@@ -37,10 +55,29 @@ int LLVMParseBitcode(LLVMMemoryBufferRef MemBuf,
    Optionally returns a human-readable error message via OutMessage. */ 
 int LLVMGetBitcodeModuleProvider(LLVMMemoryBufferRef MemBuf,
                                  LLVMModuleProviderRef *OutMP,
-                                 char **OutMessage) {
+                                  char **OutMessage) {
+  std::string Message;
+
+  *OutMP = wrap(getBitcodeModuleProvider(unwrap(MemBuf), getGlobalContext(), 
+                                         &Message));
+                                         
+  if (!*OutMP) {
+    if (OutMessage)
+      *OutMessage = strdup(Message.c_str());
+      return 1;
+  }
+
+  return 0;
+}
+
+int LLVMGetBitcodeModuleProviderInContext(LLVMMemoryBufferRef MemBuf,
+                                          LLVMContextRef ContextRef,
+                                          LLVMModuleProviderRef *OutMP,
+                                          char **OutMessage) {
   std::string Message;
   
-  *OutMP = wrap(getBitcodeModuleProvider(unwrap(MemBuf), &Message));
+  *OutMP = wrap(getBitcodeModuleProvider(unwrap(MemBuf), *unwrap(ContextRef), 
+                                         &Message));
   if (!*OutMP) {
     if (OutMessage)
       *OutMessage = strdup(Message.c_str());
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index 6b9606c..5943de2 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1087,7 +1087,7 @@ bool BitcodeReader::ParseModule(const std::string &ModuleID) {
     return Error("Malformed block record");
 
   // Otherwise, create the module.
-  TheModule = new Module(ModuleID);
+  TheModule = new Module(ModuleID, Context);
   
   SmallVector<uint64_t, 64> Record;
   std::vector<std::string> SectionTable;
@@ -2090,8 +2090,9 @@ Module *BitcodeReader::releaseModule(std::string *ErrInfo) {
 /// getBitcodeModuleProvider - lazy function-at-a-time loading from a file.
 ///
 ModuleProvider *llvm::getBitcodeModuleProvider(MemoryBuffer *Buffer,
+                                               LLVMContext& Context,
                                                std::string *ErrMsg) {
-  BitcodeReader *R = new BitcodeReader(Buffer);
+  BitcodeReader *R = new BitcodeReader(Buffer, Context);
   if (R->ParseBitcode()) {
     if (ErrMsg)
       *ErrMsg = R->getErrorString();
@@ -2106,9 +2107,11 @@ ModuleProvider *llvm::getBitcodeModuleProvider(MemoryBuffer *Buffer,
 
 /// ParseBitcodeFile - Read the specified bitcode file, returning the module.
 /// If an error occurs, return null and fill in *ErrMsg if non-null.
-Module *llvm::ParseBitcodeFile(MemoryBuffer *Buffer, std::string *ErrMsg){
+Module *llvm::ParseBitcodeFile(MemoryBuffer *Buffer, LLVMContext& Context, 
+                               std::string *ErrMsg){
   BitcodeReader *R;
-  R = static_cast<BitcodeReader*>(getBitcodeModuleProvider(Buffer, ErrMsg));
+  R = static_cast<BitcodeReader*>(getBitcodeModuleProvider(Buffer, Context, 
+                                                           ErrMsg));
   if (!R) return 0;
   
   // Read in the entire module.
diff --git a/lib/Bitcode/Reader/BitcodeReader.h b/lib/Bitcode/Reader/BitcodeReader.h
index 0dc470b..662631b 100644
--- a/lib/Bitcode/Reader/BitcodeReader.h
+++ b/lib/Bitcode/Reader/BitcodeReader.h
@@ -26,6 +26,7 @@
 
 namespace llvm {
   class MemoryBuffer;
+  class LLVMContext;
   
 //===----------------------------------------------------------------------===//
 //                          BitcodeReaderValueList Class
@@ -85,6 +86,7 @@ public:
 };
 
 class BitcodeReader : public ModuleProvider {
+  LLVMContext& Context;
   MemoryBuffer *Buffer;
   BitstreamReader StreamFile;
   BitstreamCursor Stream;
@@ -123,8 +125,8 @@ class BitcodeReader : public ModuleProvider {
   /// stream) and what linkage the original function had.
   DenseMap<Function*, std::pair<uint64_t, unsigned> > DeferredFunctionInfo;
 public:
-  explicit BitcodeReader(MemoryBuffer *buffer)
-      : Buffer(buffer), ErrorString(0) {
+  explicit BitcodeReader(MemoryBuffer *buffer, LLVMContext& C)
+      : Context(C), Buffer(buffer), ErrorString(0) {
     HasReversedFunctionsWithBodies = false;
   }
   ~BitcodeReader() {