util: integrate LLVM-based Disassembler

The LLVM Disassembler infrastructure can be used to analyze many kinds
of ELF Binaries. For every instruction the used and defined registers
is available as well as information about the instruction itself.

Change-Id: I9cc89b6c116ceff7b5143a6f179ae31c4e994d2d

src/core/config/VariantConfig.hpp.in

@@ -10,6 +10,8 @@
 #cmakedefine BUILD_X86
 #cmakedefine BUILD_ARM
 
+#cmakedefine BUILD_LLVM_DISASSEMBLER
+
 #define ARCH_TOOL_PREFIX "@ARCH_TOOL_PREFIX@"
 
 #endif // __VARIANT_CONFIG_HPP__