[Lldb-commits] [lldb] r219544 - Add a new disassembly-format specification so that the disassembler

Eric Christopher echristo at gmail.com
Fri Oct 10 17:09:49 PDT 2014


On Fri, Oct 10, 2014 at 4:07 PM, Jason Molenda <jmolenda at apple.com> wrote:
> Author: jmolenda
> Date: Fri Oct 10 18:07:36 2014
> New Revision: 219544
>
> URL: http://llvm.org/viewvc/llvm-project?rev=219544&view=rev
> Log:
> Add a new disassembly-format specification so that the disassembler
> output style can be customized.  Change the built-in default to be
> more similar to gdb's disassembly formatting.
>
> The disassembly-format for a gdb-like output is
>
> ${addr-file-or-load} <${function.name-without-args}${function.concrete-only-addr-offset-no-padding}>:
>
> The disassembly-format for the lldb style output is
>
> {${function.initial-function}{${module.file.basename}`}{${function.name-without-args}}:\n}{${function.changed}\n{${module.file.basename}`}{${function.name-without-args}}:\n}{${current-pc-arrow} }{${addr-file-or-load}}:
>
> The two backticks in the lldb style formatter triggers the sub-expression evaluation in
> CommandInterpreter::PreprocessCommand() so you can't use that one as-is ... changing to
> use ' characters instead of ` would work around that.
>
> <rdar://problem/9885398>
>
>
> Modified:
>     lldb/trunk/include/lldb/Core/Address.h
>     lldb/trunk/include/lldb/Core/Debugger.h
>     lldb/trunk/include/lldb/Core/Disassembler.h
>     lldb/trunk/include/lldb/Core/Mangled.h
>     lldb/trunk/include/lldb/Core/StreamString.h
>     lldb/trunk/include/lldb/Symbol/SymbolContext.h
>     lldb/trunk/source/API/SBInstruction.cpp
>     lldb/trunk/source/API/SBInstructionList.cpp
>     lldb/trunk/source/Breakpoint/BreakpointLocation.cpp
>     lldb/trunk/source/Commands/CommandObjectSource.cpp
>     lldb/trunk/source/Core/Address.cpp
>     lldb/trunk/source/Core/Debugger.cpp
>     lldb/trunk/source/Core/Disassembler.cpp
>     lldb/trunk/source/Core/Mangled.cpp
>     lldb/trunk/source/Core/StreamString.cpp
>     lldb/trunk/source/Expression/IRExecutionUnit.cpp
>     lldb/trunk/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp
>     lldb/trunk/source/Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.cpp
>     lldb/trunk/source/Symbol/SymbolContext.cpp
>     lldb/trunk/source/Symbol/Variable.cpp
>     lldb/trunk/source/Target/StackFrame.cpp
>     lldb/trunk/source/Target/ThreadPlanTracer.cpp
>     lldb/trunk/test/functionalities/abbreviation/TestAbbreviations.py
>     lldb/trunk/test/functionalities/inferior-assert/TestInferiorAssert.py
>
> Modified: lldb/trunk/include/lldb/Core/Address.h
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Core/Address.h?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/include/lldb/Core/Address.h (original)
> +++ lldb/trunk/include/lldb/Core/Address.h Fri Oct 10 18:07:36 2014
> @@ -87,6 +87,7 @@ public:
>                                          ///< and file and line), to information about what the pointer points to
>                                          ///< if the address is in a section (section of pointers, c strings, etc).
>          DumpStyleResolvedDescriptionNoModule,
> +        DumpStyleResolvedDescriptionNoFunctionArguments,
>          DumpStyleDetailedSymbolContext, ///< Detailed symbol context information for an address for all symbol
>                                          ///< context members.
>          DumpStyleResolvedPointerDescription ///< Dereference a pointer at the current address and then lookup the
>
> Modified: lldb/trunk/include/lldb/Core/Debugger.h
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Core/Debugger.h?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/include/lldb/Core/Debugger.h (original)
> +++ lldb/trunk/include/lldb/Core/Debugger.h Fri Oct 10 18:07:36 2014
> @@ -250,6 +250,13 @@ public:
>                    Stream &s,
>                    ValueObject* valobj = NULL);
>
> +    static bool
> +    FormatDisassemblerAddress (const char *format,
> +                               const SymbolContext *sc,
> +                               const SymbolContext *prev_sc,
> +                               const ExecutionContext *exe_ctx,
> +                               const Address *addr,
> +                               Stream &s);
>
>      void
>      ClearIOHandlers ();
> @@ -288,10 +295,13 @@ public:
>
>      bool
>      GetAutoConfirm () const;
> -
> +
> +    const char *
> +    GetDisassemblyFormat() const;
> +
>      const char *
>      GetFrameFormat() const;
> -
> +
>      const char *
>      GetThreadFormat() const;
>
>
> Modified: lldb/trunk/include/lldb/Core/Disassembler.h
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Core/Disassembler.h?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/include/lldb/Core/Disassembler.h (original)
> +++ lldb/trunk/include/lldb/Core/Disassembler.h Fri Oct 10 18:07:36 2014
> @@ -77,12 +77,60 @@ public:
>          m_address = addr;
>      }
>
> +    //------------------------------------------------------------------
> +    /// Dump the text representation of this Instruction to a Stream
> +    ///
> +    /// Print the (optional) address, (optional) bytes, opcode,
> +    /// operands, and instruction comments to a stream.
> +    ///
> +    /// @param[in] s
> +    ///     The Stream to add the text to.
> +    ///
> +    /// @param[in] show_address
> +    ///     Whether the address (using disassembly_addr_format_spec formatting)
> +    ///     should be printed.
> +    ///
> +    /// @param[in] show_bytes
> +    ///     Whether the bytes of the assembly instruction should be printed.
> +    ///
> +    /// @param[in] max_opcode_byte_size
> +    ///     The size (in bytes) of the largest instruction in the list that
> +    ///     we are printing (for text justification/alignment purposes)
> +    ///     Only needed if show_bytes is true.
> +    ///
> +    /// @param[in] exe_ctx
> +    ///     The current execution context, if available.  May be used in
> +    ///     the assembling of the operands+comments for this instruction.
> +    ///     Pass NULL if not applicable.
> +    ///
> +    /// @param[in] sym_ctx
> +    ///     The SymbolContext for this instruction.
> +    ///     Pass NULL if not available/computed.
> +    ///     Only needed if show_address is true.
> +    ///
> +    /// @param[in] prev_sym_ctx
> +    ///     The SymbolContext for the previous instruction.  Depending on
> +    ///     the disassembly address format specification, a change in
> +    ///     Symbol / Function may mean that a line is printed with the new
> +    ///     symbol/function name.
> +    ///     Pass NULL if unavailable, or if this is the first instruction of
> +    ///     the InstructionList.
> +    ///     Only needed if show_address is true.
> +    ///
> +    /// @param[in] disassembly_addr_format_spec
> +    ///     The format specification for how addresses are printed.
> +    ///     Only needed if show_address is true.
> +    //------------------------------------------------------------------
> +
>      virtual void
>      Dump (Stream *s,
>            uint32_t max_opcode_byte_size,
>            bool show_address,
>            bool show_bytes,
> -          const ExecutionContext* exe_ctx);
> +          const ExecutionContext* exe_ctx,
> +          const SymbolContext *sym_ctx,
> +          const SymbolContext *prev_sym_ctx,
> +          const char *disassembly_addr_format_spec);
>
>      virtual bool
>      DoesBranch () = 0;
>
> Modified: lldb/trunk/include/lldb/Core/Mangled.h
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Core/Mangled.h?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/include/lldb/Core/Mangled.h (original)
> +++ lldb/trunk/include/lldb/Core/Mangled.h Fri Oct 10 18:07:36 2014
> @@ -37,7 +37,8 @@ public:
>      enum NamePreference
>      {
>          ePreferMangled,
> -        ePreferDemangled
> +        ePreferDemangled,
> +        ePreferDemangledWithoutArguments
>      };
>
>      //----------------------------------------------------------------------
>
> Modified: lldb/trunk/include/lldb/Core/StreamString.h
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Core/StreamString.h?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/include/lldb/Core/StreamString.h (original)
> +++ lldb/trunk/include/lldb/Core/StreamString.h Fri Oct 10 18:07:36 2014
> @@ -46,6 +46,9 @@ public:
>      size_t
>      GetSize() const;
>
> +    size_t
> +    GetSizeOfLastLine () const;
> +
>      std::string &
>      GetString();
>
>
> Modified: lldb/trunk/include/lldb/Symbol/SymbolContext.h
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Symbol/SymbolContext.h?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/include/lldb/Symbol/SymbolContext.h (original)
> +++ lldb/trunk/include/lldb/Symbol/SymbolContext.h Fri Oct 10 18:07:36 2014
> @@ -168,7 +168,8 @@ public:
>                       const Address &so_addr,
>                       bool show_fullpaths,
>                       bool show_module,
> -                     bool show_inlined_frames) const;
> +                     bool show_inlined_frames,
> +                     bool show_function_arguments) const;
>
>      //------------------------------------------------------------------
>      /// Get the address range contained within a symbol context.
>
> Modified: lldb/trunk/source/API/SBInstruction.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/API/SBInstruction.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/API/SBInstruction.cpp (original)
> +++ lldb/trunk/source/API/SBInstruction.cpp Fri Oct 10 18:07:36 2014
> @@ -20,6 +20,7 @@
>  #include "lldb/Core/DataExtractor.h"
>  #include "lldb/Core/Disassembler.h"
>  #include "lldb/Core/EmulateInstruction.h"
> +#include "lldb/Core/Module.h"
>  #include "lldb/Core/StreamFile.h"
>  #include "lldb/Target/ExecutionContext.h"
>  #include "lldb/Target/StackFrame.h"
> @@ -170,9 +171,15 @@ SBInstruction::GetDescription (lldb::SBS
>  {
>      if (m_opaque_sp)
>      {
> +        SymbolContext sc;
> +        const Address &addr = m_opaque_sp->GetAddress();
> +        ModuleSP module_sp (addr.GetModule());
> +        if (module_sp)
> +            module_sp->ResolveSymbolContextForAddress(addr, eSymbolContextEverything, sc);
>          // Use the "ref()" instead of the "get()" accessor in case the SBStream
>          // didn't have a stream already created, one will get created...
> -        m_opaque_sp->Dump (&s.ref(), 0, true, false, NULL);
> +        const char *disassemble_format = "${addr-file-or-load}: ";
> +        m_opaque_sp->Dump (&s.ref(), 0, true, false, NULL, &sc, NULL, disassemble_format);
>          return true;
>      }
>      return false;
> @@ -186,8 +193,14 @@ SBInstruction::Print (FILE *out)
>
>      if (m_opaque_sp)
>      {
> +        SymbolContext sc;
> +        const Address &addr = m_opaque_sp->GetAddress();
> +        ModuleSP module_sp (addr.GetModule());
> +        if (module_sp)
> +            module_sp->ResolveSymbolContextForAddress(addr, eSymbolContextEverything, sc);
>          StreamFile out_stream (out, false);
> -        m_opaque_sp->Dump (&out_stream, 0, true, false, NULL);
> +        const char *disassemble_format = "${addr-file-or-load}: ";
> +        m_opaque_sp->Dump (&out_stream, 0, true, false, NULL, &sc, NULL, disassemble_format);
>      }
>  }
>
>
> Modified: lldb/trunk/source/API/SBInstructionList.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/API/SBInstructionList.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/API/SBInstructionList.cpp (original)
> +++ lldb/trunk/source/API/SBInstructionList.cpp Fri Oct 10 18:07:36 2014
> @@ -11,7 +11,9 @@
>  #include "lldb/API/SBInstruction.h"
>  #include "lldb/API/SBStream.h"
>  #include "lldb/Core/Disassembler.h"
> +#include "lldb/Core/Module.h"
>  #include "lldb/Core/Stream.h"
> +#include "lldb/Symbol/SymbolContext.h"
>
>  using namespace lldb;
>  using namespace lldb_private;
> @@ -100,12 +102,24 @@ SBInstructionList::GetDescription (lldb:
>              // exist already inside description...
>              Stream &sref = description.ref();
>              const uint32_t max_opcode_byte_size = m_opaque_sp->GetInstructionList().GetMaxOpcocdeByteSize();
> +            const char *disassemble_format = "${addr-file-or-load}: ";
> +            SymbolContext sc;
> +            SymbolContext prev_sc;
>              for (size_t i=0; i<num_instructions; ++i)
>              {
>                  Instruction *inst = m_opaque_sp->GetInstructionList().GetInstructionAtIndex (i).get();
>                  if (inst == NULL)
>                      break;
> -                inst->Dump (&sref, max_opcode_byte_size, true, false, NULL);
> +
> +                const Address &addr = inst->GetAddress();
> +                prev_sc = sc;
> +                ModuleSP module_sp (addr.GetModule());
> +                if (module_sp)
> +                {
> +                    module_sp->ResolveSymbolContextForAddress(addr, eSymbolContextEverything, sc);
> +                }
> +
> +                inst->Dump (&sref, max_opcode_byte_size, true, false, NULL, &sc, &prev_sc, disassemble_format);
>                  sref.EOL();
>              }
>              return true;
>
> Modified: lldb/trunk/source/Breakpoint/BreakpointLocation.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Breakpoint/BreakpointLocation.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Breakpoint/BreakpointLocation.cpp (original)
> +++ lldb/trunk/source/Breakpoint/BreakpointLocation.cpp Fri Oct 10 18:07:36 2014
> @@ -569,7 +569,7 @@ BreakpointLocation::GetDescription (Stre
>                  s->PutCString ("re-exported target = ");
>              else
>                  s->PutCString("where = ");
> -            sc.DumpStopContext (s, m_owner.GetTarget().GetProcessSP().get(), m_address, false, true, false);
> +            sc.DumpStopContext (s, m_owner.GetTarget().GetProcessSP().get(), m_address, false, true, false, true);
>          }
>          else
>          {
>
> Modified: lldb/trunk/source/Commands/CommandObjectSource.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Commands/CommandObjectSource.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Commands/CommandObjectSource.cpp (original)
> +++ lldb/trunk/source/Commands/CommandObjectSource.cpp Fri Oct 10 18:07:36 2014
> @@ -689,12 +689,14 @@ protected:
>                      bool show_fullpaths = true;
>                      bool show_module = true;
>                      bool show_inlined_frames = true;
> +                    const bool show_function_arguments = true;
>                      sc.DumpStopContext(&result.GetOutputStream(),
>                                         m_exe_ctx.GetBestExecutionContextScope(),
>                                         sc.line_entry.range.GetBaseAddress(),
>                                         show_fullpaths,
>                                         show_module,
> -                                       show_inlined_frames);
> +                                       show_inlined_frames,
> +                                       show_function_arguments);
>                      result.GetOutputStream().EOL();
>
>                      if (m_options.num_lines == 0)
>
> Modified: lldb/trunk/source/Core/Address.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Core/Address.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Core/Address.cpp (original)
> +++ lldb/trunk/source/Core/Address.cpp Fri Oct 10 18:07:36 2014
> @@ -465,6 +465,7 @@ Address::Dump (Stream *s, ExecutionConte
>
>      case DumpStyleResolvedDescription:
>      case DumpStyleResolvedDescriptionNoModule:
> +    case DumpStyleResolvedDescriptionNoFunctionArguments:
>          if (IsSectionOffset())
>          {
>              uint32_t pointer_size = 4;
> @@ -550,7 +551,7 @@ Address::Dump (Stream *s, ExecutionConte
>  #endif
>                                      Address cstr_addr(*this);
>                                      cstr_addr.SetOffset(cstr_addr.GetOffset() + pointer_size);
> -                                    func_sc.DumpStopContext(s, exe_scope, so_addr, true, true, false);
> +                                    func_sc.DumpStopContext(s, exe_scope, so_addr, true, true, false, true);
>                                      if (ReadAddress (exe_scope, cstr_addr, pointer_size, so_addr))
>                                      {
>  #if VERBOSE_OUTPUT
> @@ -633,7 +634,7 @@ Address::Dump (Stream *s, ExecutionConte
>                                      if (pointer_sc.function || pointer_sc.symbol)
>                                      {
>                                          s->PutCString(": ");
> -                                        pointer_sc.DumpStopContext(s, exe_scope, so_addr, true, false, false);
> +                                        pointer_sc.DumpStopContext(s, exe_scope, so_addr, true, false, false, true);
>                                      }
>                                  }
>                              }
> @@ -658,6 +659,7 @@ Address::Dump (Stream *s, ExecutionConte
>                          const bool show_module = (style == DumpStyleResolvedDescription);
>                          const bool show_fullpaths = false;
>                          const bool show_inlined_frames = true;
> +                        const bool show_function_arguments = (style != DumpStyleResolvedDescriptionNoFunctionArguments);
>                          if (sc.function == NULL && sc.symbol != NULL)
>                          {
>                              // If we have just a symbol make sure it is in the right section
> @@ -679,7 +681,8 @@ Address::Dump (Stream *s, ExecutionConte
>                                                  *this,
>                                                  show_fullpaths,
>                                                  show_module,
> -                                                show_inlined_frames);
> +                                                show_inlined_frames,
> +                                                show_function_arguments);
>                          }
>                          else
>                          {
>
> Modified: lldb/trunk/source/Core/Debugger.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Core/Debugger.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Core/Debugger.cpp (original)
> +++ lldb/trunk/source/Core/Debugger.cpp Fri Oct 10 18:07:36 2014
> @@ -45,6 +45,8 @@
>  #include "lldb/Symbol/Function.h"
>  #include "lldb/Symbol/Symbol.h"
>  #include "lldb/Symbol/VariableList.h"
> +#include "lldb/Target/CPPLanguageRuntime.h"
> +#include "lldb/Target/ObjCLanguageRuntime.h"
>  #include "lldb/Target/TargetList.h"
>  #include "lldb/Target/Process.h"
>  #include "lldb/Target/RegisterContext.h"
> @@ -122,12 +124,14 @@ g_language_enumerators[] =
>      FILE_AND_LINE\
>      "\\n"
>
> +#define DEFAULT_DISASSEMBLY_FORMAT "${addr-file-or-load} <${function.name-without-args}${function.concrete-only-addr-offset-no-padding}>: "
>
>
>  static PropertyDefinition
>  g_properties[] =
>  {
>  {   "auto-confirm",             OptionValue::eTypeBoolean, true, false, NULL, NULL, "If true all confirmation prompts will receive their default reply." },
> +{   "disassembly-format",       OptionValue::eTypeString , true, 0    , DEFAULT_DISASSEMBLY_FORMAT, NULL, "The default disassembly format string to use when disassembling instruction sequences." },
>  {   "frame-format",             OptionValue::eTypeString , true, 0    , DEFAULT_FRAME_FORMAT, NULL, "The default frame format string to use when displaying stack frame information for threads." },
>  {   "notify-void",              OptionValue::eTypeBoolean, true, false, NULL, NULL, "Notify the user explicitly if an expression returns void (default: false)." },
>  {   "prompt",                   OptionValue::eTypeString , true, OptionValueString::eOptionEncodeCharacterEscapeSequences, "(lldb) ", NULL, "The debugger command line prompt displayed for the user." },
> @@ -148,6 +152,7 @@ g_properties[] =
>  enum
>  {
>      ePropertyAutoConfirm = 0,
> +    ePropertyDisassemblyFormat,
>      ePropertyFrameFormat,
>      ePropertyNotiftVoid,
>      ePropertyPrompt,
> @@ -231,6 +236,13 @@ Debugger::GetAutoConfirm () const
>  }
>
>  const char *
> +Debugger::GetDisassemblyFormat() const
> +{
> +    const uint32_t idx = ePropertyDisassemblyFormat;
> +    return m_collection_sp->GetPropertyAtIndexAsString (NULL, idx, g_properties[idx].default_cstr_value);
> +}
> +
> +const char *
>  Debugger::GetFrameFormat() const
>  {
>      const uint32_t idx = ePropertyFrameFormat;
> @@ -1128,6 +1140,8 @@ TestPromptFormats (StackFrame *frame)
>      StreamString s;
>      const char *prompt_format =
>      "{addr = '${addr}'\n}"
> +    "{addr-file-or-load = '${addr-file-or-load}'\n}"
> +    "{current-pc-arrow = '${current-pc-arrow}'\n}"
>      "{process.id = '${process.id}'\n}"
>      "{process.name = '${process.name}'\n}"
>      "{process.file.basename = '${process.file.basename}'\n}"
> @@ -1155,9 +1169,13 @@ TestPromptFormats (StackFrame *frame)
>      "{frame.reg.xmm0 = '${frame.reg.xmm0}'\n}"
>      "{frame.reg.carp = '${frame.reg.carp}'\n}"
>      "{function.id = '${function.id}'\n}"
> +    "{function.changed = '${function.changed}'\n}"
> +    "{function.initial-function = '${function.initial-function}'\n}"
>      "{function.name = '${function.name}'\n}"
> +    "{function.name-without-args = '${function.name-without-args}'\n}"
>      "{function.name-with-args = '${function.name-with-args}'\n}"
>      "{function.addr-offset = '${function.addr-offset}'\n}"
> +    "{function.concrete-only-addr-offset-no-padding = '${function.concrete-only-addr-offset-no-padding}'\n}"
>      "{function.line-offset = '${function.line-offset}'\n}"
>      "{function.pc-offset = '${function.pc-offset}'\n}"
>      "{line.file.basename = '${line.file.basename}'\n}"
> @@ -1555,7 +1573,9 @@ FormatPromptRecurse
>      const Address *addr,
>      Stream &s,
>      const char **end,
> -    ValueObject* valobj
> +    ValueObject* valobj,
> +    bool function_changed,
> +    bool initial_function
>  )
>  {
>      ValueObject* realvalobj = NULL; // makes it super-easy to parse pointers
> @@ -1597,7 +1617,7 @@ FormatPromptRecurse
>
>              ++p;  // Skip the '{'
>
> -            if (FormatPromptRecurse (p, sc, exe_ctx, addr, sub_strm, &p, valobj))
> +            if (FormatPromptRecurse (p, sc, exe_ctx, addr, sub_strm, &p, valobj, function_changed, initial_function))
>              {
>                  // The stream had all it needed
>                  s.Write(sub_strm.GetData(), sub_strm.GetSize());
> @@ -1631,6 +1651,12 @@ FormatPromptRecurse
>                          const char *cstr = NULL;
>                          std::string token_format;
>                          Address format_addr;
> +
> +                        // normally "addr" means print a raw address but
> +                        // "file-addr-or-load-addr" means print a module + file addr if there's no load addr
> +                        bool print_file_addr_or_load_addr = false;
> +                        bool addr_offset_concrete_func_only = false;
> +                        bool addr_offset_print_with_no_padding = false;
>                          bool calculate_format_addr_function_offset = false;
>                          // Set reg_kind and reg_num to invalid values
>                          RegisterKind reg_kind = kNumRegisterKinds;
> @@ -1941,7 +1967,7 @@ FormatPromptRecurse
>                                          if (!special_directions)
>                                              var_success &= item->DumpPrintableRepresentation(s,val_obj_display, custom_format);
>                                          else
> -                                            var_success &= FormatPromptRecurse(special_directions, sc, exe_ctx, addr, s, NULL, item);
> +                                            var_success &= FormatPromptRecurse(special_directions, sc, exe_ctx, addr, s, NULL, item, function_changed, initial_function);
>
>                                          if (--max_num_children == 0)
>                                          {
> @@ -1957,7 +1983,12 @@ FormatPromptRecurse
>                              }
>                              break;
>                          case 'a':
> -                            if (IsToken (var_name_begin, "addr}"))
> +                            if (IsToken (var_name_begin, "addr-file-or-load}"))
> +                            {
> +                                print_file_addr_or_load_addr = true;
> +                            }
> +                            if (IsToken (var_name_begin, "addr}")
> +                                || IsToken (var_name_begin, "addr-file-or-load}"))
>                              {
>                                  if (addr && addr->IsValid())
>                                  {
> @@ -2159,8 +2190,7 @@ FormatPromptRecurse
>                                  }
>                              }
>                              break;
> -
> -
> +
>                          case 'm':
>                             if (IsToken (var_name_begin, "module."))
>                              {
> @@ -2288,6 +2318,14 @@ FormatPromptRecurse
>
>                                          var_success = true;
>                                      }
> +                                    if (IsToken (var_name_begin, "changed}") && function_changed)
> +                                    {
> +                                        var_success = true;
> +                                    }
> +                                    if (IsToken (var_name_begin, "initial-function}") && initial_function)
> +                                    {
> +                                        var_success = true;
> +                                    }
>                                      else if (IsToken (var_name_begin, "name}"))
>                                      {
>                                          if (sc->function)
> @@ -2314,6 +2352,19 @@ FormatPromptRecurse
>                                              var_success = true;
>                                          }
>                                      }
> +                                    else if (IsToken (var_name_begin, "name-without-args}"))
> +                                    {
> +                                        ConstString name;
> +                                        if (sc->function)
> +                                            name = sc->function->GetMangled().GetName (Mangled::ePreferDemangledWithoutArguments);
> +                                        else if (sc->symbol)
> +                                            name = sc->symbol->GetMangled().GetName (Mangled::ePreferDemangledWithoutArguments);
> +                                        if (name)
> +                                        {
> +                                            s.PutCString(name.GetCString());
> +                                            var_success = true;
> +                                        }
> +                                    }
>                                      else if (IsToken (var_name_begin, "name-with-args}"))
>                                      {
>                                          // Print the function name with arguments in it
> @@ -2457,8 +2508,14 @@ FormatPromptRecurse
>                                              }
>                                          }
>                                      }
> -                                    else if (IsToken (var_name_begin, "addr-offset}"))
> +                                    else if (IsToken (var_name_begin, "addr-offset}")
> +                                            || IsToken (var_name_begin, "concrete-only-addr-offset-no-padding}"))
>                                      {
> +                                        if (IsToken (var_name_begin, "concrete-only-addr-offset-no-padding}"))
> +                                        {
> +                                            addr_offset_print_with_no_padding = true;
> +                                            addr_offset_concrete_func_only = true;
> +                                        }
>                                          var_success = addr != NULL;
>                                          if (var_success)
>                                          {
> @@ -2529,6 +2586,34 @@ FormatPromptRecurse
>                                  }
>                              }
>                              break;
> +                        case 'c':
> +                            if (IsToken (var_name_begin, "current-pc-arrow"))
> +                            {
> +                                if (addr && exe_ctx && exe_ctx->GetFramePtr())
> +                                {
> +                                    RegisterContextSP reg_ctx = exe_ctx->GetFramePtr()->GetRegisterContextSP();
> +                                    if (reg_ctx.get())
> +                                    {
> +                                        addr_t pc_loadaddr = reg_ctx->GetPC();
> +                                        if (pc_loadaddr != LLDB_INVALID_ADDRESS)
> +                                        {
> +                                            Address pc;
> +                                            pc.SetLoadAddress (pc_loadaddr, exe_ctx->GetTargetPtr());
> +                                            if (pc == *addr)
> +                                            {
> +                                                s.Printf ("->");
> +                                                var_success = true;
> +                                            }
> +                                            else
> +                                            {
> +                                                s.Printf("  ");
> +                                                var_success = true;
> +                                            }
> +                                        }
> +                                    }
> +                                }
> +                            }
> +                            break;
>                          }
>
>                          if (var_success)
> @@ -2586,7 +2671,7 @@ FormatPromptRecurse
>                                          if (sc->function)
>                                          {
>                                              func_addr = sc->function->GetAddressRange().GetBaseAddress();
> -                                            if (sc->block)
> +                                            if (sc->block && addr_offset_concrete_func_only == false)
>                                              {
>                                                  // Check to make sure we aren't in an inline
>                                                  // function. If we are, use the inline block
> @@ -2604,14 +2689,19 @@ FormatPromptRecurse
>
>                                      if (func_addr.IsValid())
>                                      {
> +                                        const char *addr_offset_padding  =  " ";
> +                                        if (addr_offset_print_with_no_padding)
> +                                        {
> +                                            addr_offset_padding = "";
> +                                        }
>                                          if (func_addr.GetSection() == format_addr.GetSection())
>                                          {
>                                              addr_t func_file_addr = func_addr.GetFileAddress();
>                                              addr_t addr_file_addr = format_addr.GetFileAddress();
>                                              if (addr_file_addr > func_file_addr)
> -                                                s.Printf(" + %" PRIu64, addr_file_addr - func_file_addr);
> +                                                s.Printf("%s+%s%" PRIu64, addr_offset_padding, addr_offset_padding, addr_file_addr - func_file_addr);
>                                              else if (addr_file_addr < func_file_addr)
> -                                                s.Printf(" - %" PRIu64, func_file_addr - addr_file_addr);
> +                                                s.Printf("%s-%s%" PRIu64, addr_offset_padding, addr_offset_padding, func_file_addr - addr_file_addr);
>                                              var_success = true;
>                                          }
>                                          else
> @@ -2622,9 +2712,9 @@ FormatPromptRecurse
>                                                  addr_t func_load_addr = func_addr.GetLoadAddress (target);
>                                                  addr_t addr_load_addr = format_addr.GetLoadAddress (target);
>                                                  if (addr_load_addr > func_load_addr)
> -                                                    s.Printf(" + %" PRIu64, addr_load_addr - func_load_addr);
> +                                                    s.Printf("%s+%s%" PRIu64, addr_offset_padding, addr_offset_padding, addr_load_addr - func_load_addr);
>                                                  else if (addr_load_addr < func_load_addr)
> -                                                    s.Printf(" - %" PRIu64, func_load_addr - addr_load_addr);
> +                                                    s.Printf("%s-%s%" PRIu64, addr_offset_padding, addr_offset_padding, func_load_addr - addr_load_addr);
>                                                  var_success = true;
>                                              }
>                                          }
> @@ -2641,10 +2731,21 @@ FormatPromptRecurse
>
>                                      if (vaddr != LLDB_INVALID_ADDRESS)
>                                      {
> -                                        int addr_width = target->GetArchitecture().GetAddressByteSize() * 2;
> +                                        int addr_width = 0;
> +                                        if (exe_ctx && target)
> +                                        {
> +                                            target->GetArchitecture().GetAddressByteSize() * 2;
> +                                        }
>                                          if (addr_width == 0)
>                                              addr_width = 16;
> -                                        s.Printf("0x%*.*" PRIx64, addr_width, addr_width, vaddr);
> +                                        if (print_file_addr_or_load_addr)
> +                                        {
> +                                            format_addr.Dump (&s, exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL, Address::DumpStyleLoadAddress, Address::DumpStyleModuleWithFileAddress, 0);
> +                                        }
> +                                        else
> +                                        {
> +                                            s.Printf("0x%*.*" PRIx64, addr_width, addr_width, vaddr);
> +                                        }
>                                          var_success = true;
>                                      }
>                                  }
> @@ -2758,9 +2859,55 @@ Debugger::FormatPrompt
>      std::string format_str = lldb_utility::ansi::FormatAnsiTerminalCodes (format, use_color);
>      if (format_str.length())
>          format = format_str.c_str();
> -    return FormatPromptRecurse (format, sc, exe_ctx, addr, s, NULL, valobj);
> +    return FormatPromptRecurse (format, sc, exe_ctx, addr, s, NULL, valobj, false, false);
> +}
> +
> +bool
> +Debugger::FormatDisassemblerAddress (const char *format,
> +                                     const SymbolContext *sc,
> +                                     const SymbolContext *prev_sc,
> +                                     const ExecutionContext *exe_ctx,
> +                                     const Address *addr,
> +                                     Stream &s)
> +{
> +    if (format == NULL && exe_ctx != NULL && exe_ctx->HasTargetScope())
> +    {
> +        format = exe_ctx->GetTargetRef().GetDebugger().GetDisassemblyFormat();
> +    }
> +    bool function_changed = false;
> +    bool initial_function = false;
> +    if (prev_sc && (prev_sc->function || prev_sc->symbol))
> +    {
> +        if (sc && (sc->function || sc->symbol))
> +        {
> +            if (prev_sc->symbol && sc->symbol)
> +            {
> +                if (!sc->symbol->Compare (prev_sc->symbol->GetName(), prev_sc->symbol->GetType()))
> +                {
> +                    function_changed = true;
> +                }
> +            }
> +            else if (prev_sc->function && sc->function)
> +            {
> +                if (prev_sc->function->GetMangled() != sc->function->GetMangled())
> +                {
> +                    function_changed = true;
> +                }
> +            }
> +        }
> +    }
> +    // The first context on a list of instructions will have a prev_sc that
> +    // has no Function or Symbol -- if SymbolContext had an IsValid() method, it
> +    // would return false.  But we do get a prev_sc pointer.
> +    if ((sc && (sc->function || sc->symbol))
> +        && prev_sc && (prev_sc->function == NULL && prev_sc->symbol == NULL))
> +    {
> +        initial_function = true;
> +    }
> +    return FormatPromptRecurse (format, sc, exe_ctx, addr, s, NULL, NULL, function_changed, initial_function);
>  }
>
> +
>  void
>  Debugger::SetLoggingCallback (lldb::LogOutputCallback log_callback, void *baton)
>  {
>
> Modified: lldb/trunk/source/Core/Disassembler.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Core/Disassembler.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Core/Disassembler.cpp (original)
> +++ lldb/trunk/source/Core/Disassembler.cpp Fri Oct 10 18:07:36 2014
> @@ -410,17 +410,18 @@ Disassembler::PrintInstructions
>      SymbolContext prev_sc;
>      AddressRange sc_range;
>      const Address *pc_addr_ptr = NULL;
> -    ExecutionContextScope *exe_scope = exe_ctx.GetBestExecutionContextScope();
>      StackFrame *frame = exe_ctx.GetFramePtr();
>
>      TargetSP target_sp (exe_ctx.GetTargetSP());
>      SourceManager &source_manager = target_sp ? target_sp->GetSourceManager() : debugger.GetSourceManager();
>
>      if (frame)
> +    {
>          pc_addr_ptr = &frame->GetFrameCodeAddress();
> +    }
>      const uint32_t scope = eSymbolContextLineEntry | eSymbolContextFunction | eSymbolContextSymbol;
>      const bool use_inline_block_range = false;
> -    for (size_t i=0; i<num_instructions_found; ++i)
> +    for (size_t i = 0; i < num_instructions_found; ++i)
>      {
>          Instruction *inst = disasm_ptr->GetInstructionList().GetInstructionAtIndex (i).get();
>          if (inst)
> @@ -447,7 +448,7 @@ Disassembler::PrintInstructions
>                                  if (offset != 0)
>                                      strm.EOL();
>
> -                                sc.DumpStopContext(&strm, exe_ctx.GetProcessPtr(), addr, false, true, false);
> +                                sc.DumpStopContext(&strm, exe_ctx.GetProcessPtr(), addr, false, true, false, false);
>                                  strm.EOL();
>
>                                  if (sc.comp_unit && sc.line_entry.IsValid())
> @@ -462,23 +463,6 @@ Disassembler::PrintInstructions
>                              }
>                          }
>                      }
> -                    else if ((sc.function || sc.symbol) && (sc.function != prev_sc.function || sc.symbol != prev_sc.symbol))
> -                    {
> -                        if (prev_sc.function || prev_sc.symbol)
> -                            strm.EOL();
> -
> -                        bool show_fullpaths = false;
> -                        bool show_module = true;
> -                        bool show_inlined_frames = true;
> -                        sc.DumpStopContext (&strm,
> -                                            exe_scope,
> -                                            addr,
> -                                            show_fullpaths,
> -                                            show_module,
> -                                            show_inlined_frames);
> -
> -                        strm << ":\n";
> -                    }
>                  }
>                  else
>                  {
> @@ -486,12 +470,13 @@ Disassembler::PrintInstructions
>                  }
>              }
>
> -            if ((options & eOptionMarkPCAddress) && pc_addr_ptr)
> +            const bool show_bytes = (options & eOptionShowBytes) != 0;
> +            const char *disassembly_format = "${addr-file-or-load}: ";
> +            if (exe_ctx.HasTargetScope())
>              {
> -                strm.PutCString(inst_is_at_pc ? "-> " : "   ");
> +                disassembly_format = exe_ctx.GetTargetRef().GetDebugger().GetDisassemblyFormat ();
>              }
> -            const bool show_bytes = (options & eOptionShowBytes) != 0;
> -            inst->Dump(&strm, max_opcode_byte_size, true, show_bytes, &exe_ctx);
> +            inst->Dump (&strm, max_opcode_byte_size, true, show_bytes, &exe_ctx, &sc, &prev_sc, disassembly_format);
>              strm.EOL();
>          }
>          else
> @@ -578,7 +563,10 @@ Instruction::Dump (lldb_private::Stream
>                     uint32_t max_opcode_byte_size,
>                     bool show_address,
>                     bool show_bytes,
> -                   const ExecutionContext* exe_ctx)
> +                   const ExecutionContext* exe_ctx,
> +                   const SymbolContext *sym_ctx,
> +                   const SymbolContext *prev_sym_ctx,
> +                   const char *disassembly_addr_format_spec)
>  {
>      size_t opcode_column_width = 7;
>      const size_t operand_column_width = 25;
> @@ -589,13 +577,7 @@ Instruction::Dump (lldb_private::Stream
>
>      if (show_address)
>      {
> -        m_address.Dump(&ss,
> -                       exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL,
> -                       Address::DumpStyleLoadAddress,
> -                       Address::DumpStyleModuleWithFileAddress,
> -                       0);
> -
> -        ss.PutCString(":  ");
> +        Debugger::FormatDisassemblerAddress (disassembly_addr_format_spec, sym_ctx, prev_sym_ctx, exe_ctx, &m_address, ss);
>      }
>
>      if (show_bytes)
> @@ -621,7 +603,7 @@ Instruction::Dump (lldb_private::Stream
>          }
>      }
>
> -    const size_t opcode_pos = ss.GetSize();
> +    const size_t opcode_pos = ss.GetSizeOfLastLine();
>
>      // The default opcode size of 7 characters is plenty for most architectures
>      // but some like arm can pull out the occasional vqrshrun.s16.  We won't get
> @@ -1003,13 +985,18 @@ InstructionList::Dump (Stream *s,
>  {
>      const uint32_t max_opcode_byte_size = GetMaxOpcocdeByteSize();
>      collection::const_iterator pos, begin, end;
> +    const char *disassemble_format = "${addr-file-or-load}: ";
> +    if (exe_ctx)
> +    {
> +        disassemble_format = exe_ctx->GetTargetRef().GetDebugger().GetDisassemblyFormat ();
> +    }
>      for (begin = m_instructions.begin(), end = m_instructions.end(), pos = begin;
>           pos != end;
>           ++pos)
>      {
>          if (pos != begin)
>              s->EOL();
> -        (*pos)->Dump(s, max_opcode_byte_size, show_address, show_bytes, exe_ctx);
> +        (*pos)->Dump(s, max_opcode_byte_size, show_address, show_bytes, exe_ctx, NULL, NULL, disassemble_format);
>      }
>  }
>
>
> Modified: lldb/trunk/source/Core/Mangled.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Core/Mangled.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Core/Mangled.cpp (original)
> +++ lldb/trunk/source/Core/Mangled.cpp Fri Oct 10 18:07:36 2014
> @@ -4986,10 +4986,12 @@ __cxa_demangle(const char* mangled_name,
>  #include "lldb/Core/RegularExpression.h"
>  #include "lldb/Core/Stream.h"
>  #include "lldb/Core/Timer.h"
> +#include "lldb/Target/CPPLanguageRuntime.h"
>  #include <ctype.h>
>  #include <string.h>
>  #include <stdlib.h>
>
> +
>  using namespace lldb_private;
>
>  static inline bool
> @@ -5000,6 +5002,58 @@ cstring_is_mangled (const char *s)
>      return false;
>  }
>
> +static const ConstString &
> +get_demangled_name_without_arguments (const Mangled *obj)
> +{
> +    // This pair is <mangled name, demangled name without function arguments>
> +    static std::pair<ConstString, ConstString> g_most_recent_mangled_to_name_sans_args;
> +
> +    // Need to have the mangled & demangled names we're currently examining as statics
> +    // so we can return a const ref to them at the end of the func if we don't have
> +    // anything better.
> +    static ConstString g_last_mangled;
> +    static ConstString g_last_demangled;
> +
> +    ConstString mangled = obj->GetMangledName ();
> +    ConstString demangled = obj->GetDemangledName ();
> +
> +    if (mangled && g_most_recent_mangled_to_name_sans_args.first == mangled)
> +    {
> +        return g_most_recent_mangled_to_name_sans_args.second;
> +    }
> +
> +    g_last_demangled = demangled;
> +    g_last_mangled = mangled;
> +
> +    const char *mangled_name_cstr = mangled.GetCString();
> +    const char *demangled_name_cstr = demangled.GetCString();

This variable was unused so I removed it in

dzur:~/sources/llvm/tools/lldb> svn ci source/Core/Mangled.cpp
Sending        source/Core/Mangled.cpp
Transmitting file data .
Committed revision 219547.

-eric

> +
> +    if (demangled && mangled_name_cstr && mangled_name_cstr[0])
> +    {
> +        if (mangled_name_cstr[0] == '_' && mangled_name_cstr[1] == 'Z' &&
> +            (mangled_name_cstr[2] != 'T' && // avoid virtual table, VTT structure, typeinfo structure, and typeinfo mangled_name
> +            mangled_name_cstr[2] != 'G' && // avoid guard variables
> +            mangled_name_cstr[2] != 'Z'))  // named local entities (if we eventually handle eSymbolTypeData, we will want this back)
> +        {
> +            CPPLanguageRuntime::MethodName cxx_method (demangled);
> +            if (!cxx_method.GetBasename().empty() && !cxx_method.GetContext().empty())
> +            {
> +                std::string shortname = cxx_method.GetContext().str();
> +                shortname += "::";
> +                shortname += cxx_method.GetBasename().str();
> +                ConstString result(shortname.c_str());
> +                g_most_recent_mangled_to_name_sans_args.first = mangled;
> +                g_most_recent_mangled_to_name_sans_args.second = result;
> +                return g_most_recent_mangled_to_name_sans_args.second;
> +            }
> +        }
> +    }
> +
> +    if (demangled)
> +        return g_last_demangled;
> +    return g_last_mangled;
> +}
> +
>  #pragma mark Mangled
>  //----------------------------------------------------------------------
>  // Default constructor
> @@ -5215,6 +5269,14 @@ Mangled::NameMatches (const RegularExpre
>  const ConstString&
>  Mangled::GetName (Mangled::NamePreference preference) const
>  {
> +    if (preference == ePreferDemangledWithoutArguments)
> +    {
> +        // Call the accessor to make sure we get a demangled name in case
> +        // it hasn't been demangled yet...
> +        GetDemangledName();
> +
> +        return get_demangled_name_without_arguments (this);
> +    }
>      if (preference == ePreferDemangled)
>      {
>          // Call the accessor to make sure we get a demangled name in case
>
> Modified: lldb/trunk/source/Core/StreamString.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Core/StreamString.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Core/StreamString.cpp (original)
> +++ lldb/trunk/source/Core/StreamString.cpp Fri Oct 10 18:07:36 2014
> @@ -65,6 +65,22 @@ StreamString::GetSize () const
>      return m_packet.size();
>  }
>
> +size_t
> +StreamString::GetSizeOfLastLine () const
> +{
> +    const size_t length = m_packet.size();
> +    size_t last_line_begin_pos = m_packet.find_last_of("\r\n");
> +    if (last_line_begin_pos == std::string::npos)
> +    {
> +        return length;
> +    }
> +    else
> +    {
> +        ++last_line_begin_pos;
> +        return length - last_line_begin_pos;
> +    }
> +}
> +
>  std::string &
>  StreamString::GetString()
>  {
>
> Modified: lldb/trunk/source/Expression/IRExecutionUnit.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Expression/IRExecutionUnit.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Expression/IRExecutionUnit.cpp (original)
> +++ lldb/trunk/source/Expression/IRExecutionUnit.cpp Fri Oct 10 18:07:36 2014
> @@ -13,6 +13,7 @@
>  #include "llvm/Support/SourceMgr.h"
>  #include "lldb/Core/DataBufferHeap.h"
>  #include "lldb/Core/DataExtractor.h"
> +#include "lldb/Core/Debugger.h"
>  #include "lldb/Core/Disassembler.h"
>  #include "lldb/Core/Log.h"
>  #include "lldb/Core/Module.h"
> @@ -199,6 +200,11 @@ IRExecutionUnit::DisassembleFunction (St
>
>      InstructionList &instruction_list = disassembler_sp->GetInstructionList();
>      const uint32_t max_opcode_byte_size = instruction_list.GetMaxOpcocdeByteSize();
> +    const char *disassemble_format = "${addr-file-or-load}: ";
> +    if (exe_ctx.HasTargetScope())
> +    {
> +        disassemble_format = exe_ctx.GetTargetRef().GetDebugger().GetDisassemblyFormat();
> +    }
>
>      for (size_t instruction_index = 0, num_instructions = instruction_list.GetSize();
>           instruction_index < num_instructions;
> @@ -209,7 +215,10 @@ IRExecutionUnit::DisassembleFunction (St
>                             max_opcode_byte_size,
>                             true,
>                             true,
> -                           &exe_ctx);
> +                           &exe_ctx,
> +                           NULL,
> +                           NULL,
> +                           disassemble_format);
>          stream.PutChar('\n');
>      }
>      // FIXME: The DisassemblerLLVMC has a reference cycle and won't go away if it has any active instructions.
>
> Modified: lldb/trunk/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp (original)
> +++ lldb/trunk/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp Fri Oct 10 18:07:36 2014
> @@ -832,11 +832,19 @@ const char *DisassemblerLLVMC::SymbolLoo
>
>                  value_so_addr.Dump (&ss,
>                                      target,
> -                                    Address::DumpStyleResolvedDescriptionNoModule,
> +                                    Address::DumpStyleResolvedDescriptionNoFunctionArguments,
>                                      Address::DumpStyleSectionNameOffset);
>
>                  if (!ss.GetString().empty())
>                  {
> +                    // If Address::Dump returned a multi-line description, most commonly seen when we
> +                    // have multiple levels of inlined functions at an address, only show the first line.
> +                    std::string &str(ss.GetString());
> +                    size_t first_eol_char = str.find_first_of ("\r\n");
> +                    if (first_eol_char != std::string::npos)
> +                    {
> +                        str.erase (first_eol_char);
> +                    }
>                      m_inst->AppendComment(ss.GetString());
>                  }
>              }
>
> Modified: lldb/trunk/source/Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.cpp (original)
> +++ lldb/trunk/source/Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.cpp Fri Oct 10 18:07:36 2014
> @@ -146,7 +146,8 @@ UnwindAssemblyInstEmulation::GetNonCallS
>                          if (log && log->GetVerbose ())
>                          {
>                              StreamString strm;
> -                            inst->Dump(&strm, inst_list.GetMaxOpcocdeByteSize (), show_address, show_bytes, NULL);
> +                            const char *disassemble_format = "${frame.pc}: ";
> +                            inst->Dump(&strm, inst_list.GetMaxOpcocdeByteSize (), show_address, show_bytes, NULL, NULL, NULL, disassemble_format);
>                              log->PutCString (strm.GetData());
>                          }
>
>
> Modified: lldb/trunk/source/Symbol/SymbolContext.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Symbol/SymbolContext.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Symbol/SymbolContext.cpp (original)
> +++ lldb/trunk/source/Symbol/SymbolContext.cpp Fri Oct 10 18:07:36 2014
> @@ -128,7 +128,8 @@ SymbolContext::DumpStopContext
>      const Address &addr,
>      bool show_fullpaths,
>      bool show_module,
> -    bool show_inlined_frames
> +    bool show_inlined_frames,
> +    bool show_function_arguments
>  ) const
>  {
>      bool dumped_something = false;
> @@ -146,7 +147,12 @@ SymbolContext::DumpStopContext
>      {
>          SymbolContext inline_parent_sc;
>          Address inline_parent_addr;
> -        if (function->GetMangled().GetName())
> +        if (show_function_arguments == false && function->GetMangled().GetName(Mangled::ePreferDemangledWithoutArguments))
> +        {
> +            dumped_something = true;
> +            function->GetMangled().GetName(Mangled::ePreferDemangledWithoutArguments).Dump(s);
> +        }
> +        else if (function->GetMangled().GetName())
>          {
>              dumped_something = true;
>              function->GetMangled().GetName().Dump(s);
> @@ -188,7 +194,7 @@ SymbolContext::DumpStopContext
>              {
>                  s->EOL();
>                  s->Indent();
> -                return inline_parent_sc.DumpStopContext (s, exe_scope, inline_parent_addr, show_fullpaths, show_module, show_inlined_frames);
> +                return inline_parent_sc.DumpStopContext (s, exe_scope, inline_parent_addr, show_fullpaths, show_module, show_inlined_frames, show_function_arguments);
>              }
>          }
>          else
>
> Modified: lldb/trunk/source/Symbol/Variable.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Symbol/Variable.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Symbol/Variable.cpp (original)
> +++ lldb/trunk/source/Symbol/Variable.cpp Fri Oct 10 18:07:36 2014
> @@ -174,13 +174,15 @@ Variable::DumpDeclaration (Stream *s, bo
>          sc.block = nullptr;
>          sc.line_entry.Clear();
>          bool show_inlined_frames = false;
> +        const bool show_function_arguments = true;
>
>          dumped_declaration_info = sc.DumpStopContext (s,
>                                                        nullptr,
>                                                        Address(),
>                                                        show_fullpaths,
>                                                        show_module,
> -                                                      show_inlined_frames);
> +                                                      show_inlined_frames,
> +                                                      show_function_arguments);
>
>          if (sc.function)
>              s->PutChar(':');
>
> Modified: lldb/trunk/source/Target/StackFrame.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Target/StackFrame.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Target/StackFrame.cpp (original)
> +++ lldb/trunk/source/Target/StackFrame.cpp Fri Oct 10 18:07:36 2014
> @@ -1380,12 +1380,14 @@ StackFrame::Dump (Stream *strm, bool sho
>      GetSymbolContext(eSymbolContextEverything);
>      const bool show_module = true;
>      const bool show_inline = true;
> +    const bool show_function_arguments = true;
>      m_sc.DumpStopContext (strm,
>                            exe_ctx.GetBestExecutionContextScope(),
>                            GetFrameCodeAddress(),
>                            show_fullpaths,
>                            show_module,
> -                          show_inline);
> +                          show_inline,
> +                          show_function_arguments);
>  }
>
>  void
>
> Modified: lldb/trunk/source/Target/ThreadPlanTracer.cpp
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Target/ThreadPlanTracer.cpp?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/source/Target/ThreadPlanTracer.cpp (original)
> +++ lldb/trunk/source/Target/ThreadPlanTracer.cpp Fri Oct 10 18:07:36 2014
> @@ -212,11 +212,15 @@ ThreadPlanAssemblyTracer::Log ()
>                  const bool show_bytes = true;
>                  const bool show_address = true;
>                  Instruction *instruction = instruction_list.GetInstructionAtIndex(0).get();
> +                const char *disassemble_format = "${addr-file-or-load}: ";
>                  instruction->Dump (stream,
>                                     max_opcode_byte_size,
>                                     show_address,
>                                     show_bytes,
> -                                   NULL);
> +                                   NULL,
> +                                   NULL,
> +                                   NULL,
> +                                   disassemble_format);
>              }
>          }
>      }
>
> Modified: lldb/trunk/test/functionalities/abbreviation/TestAbbreviations.py
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/abbreviation/TestAbbreviations.py?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/test/functionalities/abbreviation/TestAbbreviations.py (original)
> +++ lldb/trunk/test/functionalities/abbreviation/TestAbbreviations.py Fri Oct 10 18:07:36 2014
> @@ -150,8 +150,8 @@ class AbbreviationsTestCase(TestBase):
>          # ARCH, if not specified, defaults to x86_64.
>          if self.getArchitecture() in ["", 'x86_64', 'i386']:
>              self.expect("dis -f",
> -                        startstr = "a.out`sum(int, int)",
> -                        substrs = [' mov',
> +                        substrs = ['<sum(int, int)>:',
> +                                   ' mov',
>                                     ' addl ',
>                                     'ret'])
>
>
> Modified: lldb/trunk/test/functionalities/inferior-assert/TestInferiorAssert.py
> URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/inferior-assert/TestInferiorAssert.py?rev=219544&r1=219543&r2=219544&view=diff
> ==============================================================================
> --- lldb/trunk/test/functionalities/inferior-assert/TestInferiorAssert.py (original)
> +++ lldb/trunk/test/functionalities/inferior-assert/TestInferiorAssert.py Fri Oct 10 18:07:36 2014
> @@ -176,8 +176,11 @@ class AssertingInferiorTestCase(TestBase
>              # of the function and in the next function. We also can't back the PC up
>              # because we don't know how much to back it up by on targets with opcodes
>              # that have differing sizes
> -            self.expect("disassemble -a %s" % frame.GetPC(),
> -                substrs = ['->'])
> +            pc_backup_offset = 1
> +            if frame.GetFrameID() == 0:
> +                pc_backup_offset = 0
> +            self.expect("disassemble -a %s" % (frame.GetPC() - pc_backup_offset),
> +                    substrs = ['<%s>:' % frame.GetFunctionName()])
>
>      def check_expr_in_main(self, thread):
>          depth = thread.GetNumFrames()
>
>
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