MFC r262528: Update LLDB snapshot to upstream r202189

  Highlights include (upstream revs in parens):

  - Improvements to the remote GDB protocol client
    (r196610, r197579, r197857, r200072, and others)

  - Bug fixes for big-endian targets
    (r196808)

  - Initial support for libdispatch (GCD) queues in the debuggee
    (r197190)

  - Add "step-avoid-libraries" setting
    (r199943)

  - IO subsystem improvements (including initial work on a curses gui)
    (r200263)

  - Support hardware watchpoints on FreeBSD
    (r201706)

  - Improved unwinding through hand-written assembly functions
    (r201839)

  - Handle DW_TAG_unspecified_parameters for variadic functions
    (r202061)

  - Fix Ctrl+C interrupting a running inferior process
    (r202086, r202154)

  - Various bug fixes for memory leaks, LLDB segfaults, the C++ demangler,
    ELF core files, DWARF debug info, and others.

Sponsored by:	DARPA, AFRL

1 files changed, 38 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Symbol/Function.cpp b/contrib/llvm/tools/lldb/source/Symbol/Function.cpp
index 31334a6..e6d6c00 100644
--- a/contrib/llvm/tools/lldb/source/Symbol/Function.cpp
+++ b/contrib/llvm/tools/lldb/source/Symbol/Function.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "lldb/Symbol/Function.h"
+#include "lldb/Core/Disassembler.h"
 #include "lldb/Core/Module.h"
 #include "lldb/Core/Section.h"
 #include "lldb/Host/Host.h"
@@ -404,6 +405,43 @@ Function::CalculateSymbolContextFunction ()
     return this;
 }
 
+lldb::DisassemblerSP
+Function::GetInstructions (const ExecutionContext &exe_ctx,
+                           const char *flavor,
+                           bool prefer_file_cache)
+{
+    ModuleSP module_sp (GetAddressRange().GetBaseAddress().GetModule());
+    if (module_sp)
+    {
+        const bool prefer_file_cache = false;
+        return Disassembler::DisassembleRange (module_sp->GetArchitecture(),
+                                               NULL,
+                                               flavor,
+                                               exe_ctx,
+                                               GetAddressRange(),
+                                               prefer_file_cache);
+    }
+    return lldb::DisassemblerSP();
+}
+
+bool
+Function::GetDisassembly (const ExecutionContext &exe_ctx,
+                          const char *flavor,
+                          bool prefer_file_cache,
+                          Stream &strm)
+{
+    lldb::DisassemblerSP disassembler_sp = GetInstructions (exe_ctx, flavor, prefer_file_cache);
+    if (disassembler_sp)
+    {
+        const bool show_address = true;
+        const bool show_bytes = false;
+        disassembler_sp->GetInstructionList().Dump (&strm, show_address, show_bytes, &exe_ctx);
+        return true;
+    }
+    return false;
+}
+
+
 //Symbol *
 //Function::CalculateSymbolContextSymbol ()
 //{