X-Git-Url: https://git.siccegge.de//index.cgi?p=frida%2Ffrida.git;a=blobdiff_plain;f=src%2Fdisassembler%2Fllvm%2FLLVMDisassembler.cxx;h=8837239ca74d6b671613cfa1240a94c7f0fd71f2;hp=76b313de3bf996d0d355bc69e9b004c47d476efb;hb=8c6f5533d4124e09d864ca5db2140acbd4a12777;hpb=9244195b13b1673757b4bc77d6306e7b2f21244a

diff --git a/src/disassembler/llvm/LLVMDisassembler.cxx b/src/disassembler/llvm/LLVMDisassembler.cxx
index 76b313d..8837239 100644
--- a/src/disassembler/llvm/LLVMDisassembler.cxx
+++ b/src/disassembler/llvm/LLVMDisassembler.cxx
@@ -7,6 +7,7 @@
 
 using namespace llvm;
 using namespace llvm::object;
+using std::error_code;
 
 /*
  * TODO: fallback code falls die Datei kein ELF/PE/COFF/MacO/.. binary
@@ -72,24 +73,30 @@ LLVMDisassembler::LLVMDisassembler(const std::string& filename)
         return;
     }
 
-    DisAsm.reset(target->createMCDisassembler(*STI));
+    MOFI.reset(new MCObjectFileInfo);
+    MCContext Ctx(AsmInfo.get(), MRI.get(), MOFI.get());
+
+    DisAsm.reset(target->createMCDisassembler(*STI, Ctx));
     if (!DisAsm) {
         LOG4CXX_ERROR(logger, "no disassembler for target " << tripleName);
         return;
     }
-
-    MOFI.reset(new MCObjectFileInfo);
-    Ctx.reset(new MCContext(AsmInfo.get(), MRI.get(), MOFI.get()));
     RelInfo.reset(
-        target->createMCRelocationInfo(tripleName, *Ctx.get()));
+        target->createMCRelocationInfo(tripleName, Ctx));
     if (RelInfo) {
         Symzer.reset(
-            MCObjectSymbolizer::createObjectSymbolizer(*Ctx.get(), RelInfo, o));
+            MCObjectSymbolizer::createObjectSymbolizer(Ctx, std::move(RelInfo), o));
         if (Symzer)
-            DisAsm->setSymbolizer(Symzer);
+            DisAsm->setSymbolizer(std::move(Symzer));
     }
+    RelInfo.release();
+    Symzer.release();
 
     MIA.reset(target->createMCInstrAnalysis(MII.get()));
+    if (!MIA) {
+        LOG4CXX_ERROR(logger, "no instruction analysis for target " << tripleName);
+        return;
+    }
 
     int AsmPrinterVariant = AsmInfo->getAssemblerDialect();
     IP.reset(target->createMCInstPrinter(AsmPrinterVariant, *AsmInfo, *MII, *MRI, *STI));
@@ -101,7 +108,7 @@ LLVMDisassembler::LLVMDisassembler(const std::string& filename)
     IP->setPrintImmHex(llvm::HexStyle::C);
     IP->setPrintImmHex(true);
 
-    OwningPtr<MCObjectDisassembler> OD(
+    std::unique_ptr<MCObjectDisassembler> OD(
         new MCObjectDisassembler(*o, *DisAsm, *MIA));
     Mod.reset(OD->buildModule(false));