Reuse the enum names from X86Desc in the X86Disassembler.

This requires some gymnastics to make it available for C code. Remove the names
from the disassembler tables, making them relocation free.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150303 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.h b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.h
index e10ad29..c2a40ae 100644
--- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.h
+++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.h
@@ -21,7 +21,6 @@
 #endif
   
 #define INSTRUCTION_SPECIFIER_FIELDS  \
-  const char*             name;
 
 #define INSTRUCTION_IDS     \
   unsigned instructionIDs;
@@ -554,6 +553,7 @@
                       void* readerArg,
                       dlog_t logger,
                       void* loggerArg,
+                      void* miiArg,
                       uint64_t startLoc,
                       DisassemblerMode mode);
 
@@ -568,6 +568,8 @@
                           unsigned line,
                           const char *s);
 
+const char *x86DisassemblerGetInstrName(unsigned Opcode, void *mii);
+
 #ifdef __cplusplus 
 }
 #endif