forked from OSchip/llvm-project
2631 lines
104 KiB
C++
2631 lines
104 KiB
C++
//===-- FormatEntity.cpp ----------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Core/FormatEntity.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/ADT/StringRef.h"
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// Project includes
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#include "lldb/Core/Address.h"
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#include "lldb/Core/Debugger.h"
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#include "lldb/Core/Module.h"
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#include "lldb/Core/Stream.h"
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#include "lldb/Core/StreamString.h"
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#include "lldb/Core/ValueObject.h"
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#include "lldb/Core/ValueObjectVariable.h"
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#include "lldb/DataFormatters/DataVisualization.h"
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#include "lldb/DataFormatters/FormatManager.h"
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#include "lldb/DataFormatters/ValueObjectPrinter.h"
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#include "lldb/Expression/ExpressionVariable.h"
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#include "lldb/Host/FileSpec.h"
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#include "lldb/Interpreter/CommandInterpreter.h"
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#include "lldb/Symbol/Block.h"
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#include "lldb/Symbol/CompileUnit.h"
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#include "lldb/Symbol/Function.h"
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#include "lldb/Symbol/LineEntry.h"
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#include "lldb/Symbol/Symbol.h"
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#include "lldb/Symbol/VariableList.h"
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#include "lldb/Target/ExecutionContext.h"
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#include "lldb/Target/Language.h"
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#include "lldb/Target/Process.h"
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#include "lldb/Target/RegisterContext.h"
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#include "lldb/Target/SectionLoadList.h"
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#include "lldb/Target/StackFrame.h"
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#include "lldb/Target/StopInfo.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Target/Thread.h"
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#include "lldb/Utility/AnsiTerminal.h"
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using namespace lldb;
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using namespace lldb_private;
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enum FileKind
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{
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FileError = 0,
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Basename,
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Dirname,
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Fullpath
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};
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#define ENTRY(n,t,f) { n, nullptr, FormatEntity::Entry::Type::t, FormatEntity::Entry::FormatType::f, 0, 0, nullptr, false}
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#define ENTRY_VALUE(n,t,f,v) { n, nullptr, FormatEntity::Entry::Type::t, FormatEntity::Entry::FormatType::f, v, 0, nullptr, false}
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#define ENTRY_CHILDREN(n,t,f,c) { n, nullptr, FormatEntity::Entry::Type::t, FormatEntity::Entry::FormatType::f, 0, llvm::array_lengthof(c), c, false}
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#define ENTRY_CHILDREN_KEEP_SEP(n,t,f,c) { n, nullptr, FormatEntity::Entry::Type::t, FormatEntity::Entry::FormatType::f, 0, llvm::array_lengthof(c), c, true}
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#define ENTRY_STRING(n,s) { n, s, FormatEntity::Entry::Type::InsertString, FormatEntity::Entry::FormatType::None, 0, 0, nullptr, false}
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static FormatEntity::Entry::Definition g_string_entry[] =
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{
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ENTRY("*", ParentString, None)
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};
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static FormatEntity::Entry::Definition g_addr_entries[] =
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{
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ENTRY ("load", AddressLoad , UInt64),
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ENTRY ("file", AddressFile , UInt64),
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ENTRY ("load", AddressLoadOrFile, UInt64),
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};
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static FormatEntity::Entry::Definition g_file_child_entries[] =
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{
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ENTRY_VALUE("basename", ParentNumber, CString, FileKind::Basename),
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ENTRY_VALUE("dirname", ParentNumber, CString, FileKind::Dirname),
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ENTRY_VALUE("fullpath", ParentNumber, CString, FileKind::Fullpath)
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};
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static FormatEntity::Entry::Definition g_frame_child_entries[] =
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{
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ENTRY ("index", FrameIndex , UInt32),
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ENTRY ("pc" , FrameRegisterPC , UInt64),
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ENTRY ("fp" , FrameRegisterFP , UInt64),
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ENTRY ("sp" , FrameRegisterSP , UInt64),
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ENTRY ("flags", FrameRegisterFlags, UInt64),
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ENTRY_CHILDREN ("reg", FrameRegisterByName, UInt64, g_string_entry),
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};
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static FormatEntity::Entry::Definition g_function_child_entries[] =
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{
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ENTRY ("id" , FunctionID , UInt64),
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ENTRY ("name" , FunctionName , CString),
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ENTRY ("name-without-args" , FunctionNameNoArgs , CString),
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ENTRY ("name-with-args" , FunctionNameWithArgs , CString),
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ENTRY ("addr-offset" , FunctionAddrOffset , UInt64),
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ENTRY ("concrete-only-addr-offset-no-padding", FunctionAddrOffsetConcrete, UInt64),
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ENTRY ("line-offset" , FunctionLineOffset , UInt64),
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ENTRY ("pc-offset" , FunctionPCOffset , UInt64),
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ENTRY ("initial-function" , FunctionInitial , None),
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ENTRY ("changed" , FunctionChanged , None),
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ENTRY ("is-optimized" , FunctionIsOptimized , None)
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};
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static FormatEntity::Entry::Definition g_line_child_entries[] =
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{
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ENTRY_CHILDREN("file", LineEntryFile , None , g_file_child_entries),
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ENTRY("number" , LineEntryLineNumber , UInt32),
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ENTRY("start-addr" , LineEntryStartAddress, UInt64),
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ENTRY("end-addr" , LineEntryEndAddress , UInt64),
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};
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static FormatEntity::Entry::Definition g_module_child_entries[] =
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{
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ENTRY_CHILDREN("file", ModuleFile, None, g_file_child_entries),
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};
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static FormatEntity::Entry::Definition g_process_child_entries[] =
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{
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ENTRY ( "id" , ProcessID , UInt64 ),
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ENTRY_VALUE ( "name" , ProcessFile , CString , FileKind::Basename),
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ENTRY_CHILDREN ( "file" , ProcessFile , None , g_file_child_entries),
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};
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static FormatEntity::Entry::Definition g_svar_child_entries[] =
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{
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ENTRY ( "*" , ParentString , None)
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};
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static FormatEntity::Entry::Definition g_var_child_entries[] =
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{
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ENTRY ( "*" , ParentString , None)
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};
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static FormatEntity::Entry::Definition g_thread_child_entries[] =
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{
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ENTRY ( "id" , ThreadID , UInt64 ),
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ENTRY ( "protocol_id" , ThreadProtocolID , UInt64 ),
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ENTRY ( "index" , ThreadIndexID , UInt32 ),
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ENTRY_CHILDREN ( "info" , ThreadInfo , None , g_string_entry),
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ENTRY ( "queue" , ThreadQueue , CString ),
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ENTRY ( "name" , ThreadName , CString ),
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ENTRY ( "stop-reason" , ThreadStopReason , CString ),
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ENTRY ( "return-value" , ThreadReturnValue , CString ),
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ENTRY ( "completed-expression", ThreadCompletedExpression , CString ),
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};
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static FormatEntity::Entry::Definition g_target_child_entries[] =
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{
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ENTRY ( "arch" , TargetArch , CString ),
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};
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#define _TO_STR2(_val) #_val
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#define _TO_STR(_val) _TO_STR2(_val)
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static FormatEntity::Entry::Definition g_ansi_fg_entries[] =
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{
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ENTRY_STRING ("black" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_BLACK) ANSI_ESC_END),
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ENTRY_STRING ("red" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_RED) ANSI_ESC_END),
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ENTRY_STRING ("green" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_GREEN) ANSI_ESC_END),
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ENTRY_STRING ("yellow" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_YELLOW) ANSI_ESC_END),
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ENTRY_STRING ("blue" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_BLUE) ANSI_ESC_END),
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ENTRY_STRING ("purple" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_PURPLE) ANSI_ESC_END),
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ENTRY_STRING ("cyan" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_CYAN) ANSI_ESC_END),
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ENTRY_STRING ("white" , ANSI_ESC_START _TO_STR(ANSI_FG_COLOR_WHITE) ANSI_ESC_END),
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};
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static FormatEntity::Entry::Definition g_ansi_bg_entries[] =
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{
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ENTRY_STRING ("black" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_BLACK) ANSI_ESC_END),
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ENTRY_STRING ("red" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_RED) ANSI_ESC_END),
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ENTRY_STRING ("green" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_GREEN) ANSI_ESC_END),
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ENTRY_STRING ("yellow" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_YELLOW) ANSI_ESC_END),
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ENTRY_STRING ("blue" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_BLUE) ANSI_ESC_END),
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ENTRY_STRING ("purple" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_PURPLE) ANSI_ESC_END),
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ENTRY_STRING ("cyan" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_CYAN) ANSI_ESC_END),
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ENTRY_STRING ("white" , ANSI_ESC_START _TO_STR(ANSI_BG_COLOR_WHITE) ANSI_ESC_END),
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};
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static FormatEntity::Entry::Definition g_ansi_entries[] =
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{
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ENTRY_CHILDREN ( "fg" , Invalid , None , g_ansi_fg_entries),
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ENTRY_CHILDREN ( "bg" , Invalid , None , g_ansi_bg_entries),
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ENTRY_STRING ( "normal" , ANSI_ESC_START _TO_STR(ANSI_CTRL_NORMAL) ANSI_ESC_END),
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ENTRY_STRING ( "bold" , ANSI_ESC_START _TO_STR(ANSI_CTRL_BOLD) ANSI_ESC_END),
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ENTRY_STRING ( "faint" , ANSI_ESC_START _TO_STR(ANSI_CTRL_FAINT) ANSI_ESC_END),
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ENTRY_STRING ( "italic" , ANSI_ESC_START _TO_STR(ANSI_CTRL_ITALIC) ANSI_ESC_END),
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ENTRY_STRING ( "underline" , ANSI_ESC_START _TO_STR(ANSI_CTRL_UNDERLINE) ANSI_ESC_END),
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ENTRY_STRING ( "slow-blink" , ANSI_ESC_START _TO_STR(ANSI_CTRL_SLOW_BLINK) ANSI_ESC_END),
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ENTRY_STRING ( "fast-blink" , ANSI_ESC_START _TO_STR(ANSI_CTRL_FAST_BLINK) ANSI_ESC_END),
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ENTRY_STRING ( "negative" , ANSI_ESC_START _TO_STR(ANSI_CTRL_IMAGE_NEGATIVE) ANSI_ESC_END),
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ENTRY_STRING ( "conceal" , ANSI_ESC_START _TO_STR(ANSI_CTRL_CONCEAL) ANSI_ESC_END),
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ENTRY_STRING ( "crossed-out" , ANSI_ESC_START _TO_STR(ANSI_CTRL_CROSSED_OUT) ANSI_ESC_END),
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};
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static FormatEntity::Entry::Definition g_script_child_entries[] =
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{
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ENTRY ( "frame" , ScriptFrame , None),
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ENTRY ( "process" , ScriptProcess , None),
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ENTRY ( "target" , ScriptTarget , None),
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ENTRY ( "thread" , ScriptThread , None),
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ENTRY ( "var" , ScriptVariable , None),
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ENTRY ( "svar" , ScriptVariableSynthetic , None),
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ENTRY ( "thread" , ScriptThread , None),
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};
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static FormatEntity::Entry::Definition g_top_level_entries[] =
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{
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ENTRY_CHILDREN ("addr" , AddressLoadOrFile , UInt64 , g_addr_entries),
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ENTRY ("addr-file-or-load" , AddressLoadOrFile , UInt64 ),
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ENTRY_CHILDREN ("ansi" , Invalid , None , g_ansi_entries),
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ENTRY ("current-pc-arrow" , CurrentPCArrow , CString ),
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ENTRY_CHILDREN ("file" , File , CString , g_file_child_entries),
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ENTRY ("language" , Lang , CString),
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ENTRY_CHILDREN ("frame" , Invalid , None , g_frame_child_entries),
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ENTRY_CHILDREN ("function" , Invalid , None , g_function_child_entries),
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ENTRY_CHILDREN ("line" , Invalid , None , g_line_child_entries),
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ENTRY_CHILDREN ("module" , Invalid , None , g_module_child_entries),
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ENTRY_CHILDREN ("process" , Invalid , None , g_process_child_entries),
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ENTRY_CHILDREN ("script" , Invalid , None , g_script_child_entries),
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ENTRY_CHILDREN_KEEP_SEP ("svar" , VariableSynthetic , None , g_svar_child_entries),
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ENTRY_CHILDREN ("thread" , Invalid , None , g_thread_child_entries),
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ENTRY_CHILDREN ("target" , Invalid , None , g_target_child_entries),
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ENTRY_CHILDREN_KEEP_SEP ("var" , Variable , None , g_var_child_entries),
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};
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static FormatEntity::Entry::Definition g_root = ENTRY_CHILDREN ("<root>", Root, None, g_top_level_entries);
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FormatEntity::Entry::Entry (llvm::StringRef s) :
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string (s.data(), s.size()),
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printf_format (),
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children (),
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definition(nullptr),
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type (Type::String),
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fmt (lldb::eFormatDefault),
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number (0),
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deref (false)
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{
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}
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FormatEntity::Entry::Entry (char ch) :
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string (1, ch),
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printf_format (),
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children (),
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definition(nullptr),
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type (Type::String),
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fmt (lldb::eFormatDefault),
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number (0),
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deref (false)
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{
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}
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void
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FormatEntity::Entry::AppendChar (char ch)
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{
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if (children.empty() || children.back().type != Entry::Type::String)
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children.push_back(Entry(ch));
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else
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children.back().string.append(1, ch);
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}
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void
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FormatEntity::Entry::AppendText (const llvm::StringRef &s)
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{
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if (children.empty() || children.back().type != Entry::Type::String)
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children.push_back(Entry(s));
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else
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children.back().string.append(s.data(), s.size());
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}
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void
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FormatEntity::Entry::AppendText (const char *cstr)
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{
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return AppendText (llvm::StringRef(cstr));
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}
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Error
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FormatEntity::Parse (const llvm::StringRef &format_str, Entry &entry)
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{
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entry.Clear();
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entry.type = Entry::Type::Root;
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llvm::StringRef modifiable_format (format_str);
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return ParseInternal (modifiable_format, entry, 0);
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}
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#define ENUM_TO_CSTR(eee) case FormatEntity::Entry::Type::eee: return #eee
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const char *
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FormatEntity::Entry::TypeToCString (Type t)
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{
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switch (t)
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{
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ENUM_TO_CSTR(Invalid);
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ENUM_TO_CSTR(ParentNumber);
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ENUM_TO_CSTR(ParentString);
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ENUM_TO_CSTR(InsertString);
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ENUM_TO_CSTR(Root);
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ENUM_TO_CSTR(String);
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ENUM_TO_CSTR(Scope);
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ENUM_TO_CSTR(Variable);
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ENUM_TO_CSTR(VariableSynthetic);
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ENUM_TO_CSTR(ScriptVariable);
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ENUM_TO_CSTR(ScriptVariableSynthetic);
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ENUM_TO_CSTR(AddressLoad);
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ENUM_TO_CSTR(AddressFile);
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ENUM_TO_CSTR(AddressLoadOrFile);
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ENUM_TO_CSTR(ProcessID);
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ENUM_TO_CSTR(ProcessFile);
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ENUM_TO_CSTR(ScriptProcess);
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ENUM_TO_CSTR(ThreadID);
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ENUM_TO_CSTR(ThreadProtocolID);
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ENUM_TO_CSTR(ThreadIndexID);
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ENUM_TO_CSTR(ThreadName);
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ENUM_TO_CSTR(ThreadQueue);
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ENUM_TO_CSTR(ThreadStopReason);
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ENUM_TO_CSTR(ThreadReturnValue);
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ENUM_TO_CSTR(ThreadCompletedExpression);
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ENUM_TO_CSTR(ScriptThread);
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ENUM_TO_CSTR(ThreadInfo);
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ENUM_TO_CSTR(TargetArch);
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ENUM_TO_CSTR(ScriptTarget);
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ENUM_TO_CSTR(ModuleFile);
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ENUM_TO_CSTR(File);
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ENUM_TO_CSTR(Lang);
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ENUM_TO_CSTR(FrameIndex);
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ENUM_TO_CSTR(FrameRegisterPC);
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ENUM_TO_CSTR(FrameRegisterSP);
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ENUM_TO_CSTR(FrameRegisterFP);
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ENUM_TO_CSTR(FrameRegisterFlags);
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ENUM_TO_CSTR(FrameRegisterByName);
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ENUM_TO_CSTR(ScriptFrame);
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ENUM_TO_CSTR(FunctionID);
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ENUM_TO_CSTR(FunctionDidChange);
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ENUM_TO_CSTR(FunctionInitialFunction);
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ENUM_TO_CSTR(FunctionName);
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ENUM_TO_CSTR(FunctionNameWithArgs);
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ENUM_TO_CSTR(FunctionNameNoArgs);
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ENUM_TO_CSTR(FunctionAddrOffset);
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ENUM_TO_CSTR(FunctionAddrOffsetConcrete);
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ENUM_TO_CSTR(FunctionLineOffset);
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ENUM_TO_CSTR(FunctionPCOffset);
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ENUM_TO_CSTR(FunctionInitial);
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ENUM_TO_CSTR(FunctionChanged);
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ENUM_TO_CSTR(FunctionIsOptimized);
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ENUM_TO_CSTR(LineEntryFile);
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ENUM_TO_CSTR(LineEntryLineNumber);
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ENUM_TO_CSTR(LineEntryStartAddress);
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ENUM_TO_CSTR(LineEntryEndAddress);
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ENUM_TO_CSTR(CurrentPCArrow);
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}
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return "???";
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}
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#undef ENUM_TO_CSTR
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void
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FormatEntity::Entry::Dump (Stream &s, int depth) const
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{
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s.Printf ("%*.*s%-20s: ", depth * 2, depth * 2, "", TypeToCString(type));
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if (fmt != eFormatDefault)
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s.Printf ("lldb-format = %s, ", FormatManager::GetFormatAsCString (fmt));
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if (!string.empty())
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s.Printf ("string = \"%s\"", string.c_str());
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if (!printf_format.empty())
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s.Printf ("printf_format = \"%s\"", printf_format.c_str());
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if (number != 0)
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s.Printf ("number = %" PRIu64 " (0x%" PRIx64 "), ", number, number);
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if (deref)
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s.Printf ("deref = true, ");
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s.EOL();
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for (const auto &child : children)
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{
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child.Dump(s, depth + 1);
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}
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}
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template <typename T>
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static bool RunScriptFormatKeyword(Stream &s,
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const SymbolContext *sc,
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const ExecutionContext *exe_ctx,
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T t,
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const char *script_function_name)
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{
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Target *target = Target::GetTargetFromContexts (exe_ctx, sc);
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if (target)
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{
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ScriptInterpreter *script_interpreter = target->GetDebugger().GetCommandInterpreter().GetScriptInterpreter();
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if (script_interpreter)
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{
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Error error;
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std::string script_output;
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if (script_interpreter->RunScriptFormatKeyword(script_function_name, t, script_output, error) && error.Success())
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{
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s.Printf("%s", script_output.c_str());
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return true;
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}
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else
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{
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s.Printf("<error: %s>",error.AsCString());
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}
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}
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}
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return false;
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}
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static bool
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DumpAddress (Stream &s,
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const SymbolContext *sc,
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const ExecutionContext *exe_ctx,
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const Address &addr,
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bool print_file_addr_or_load_addr)
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{
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Target *target = Target::GetTargetFromContexts (exe_ctx, sc);
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addr_t vaddr = LLDB_INVALID_ADDRESS;
|
|
if (exe_ctx && !target->GetSectionLoadList().IsEmpty())
|
|
vaddr = addr.GetLoadAddress (target);
|
|
if (vaddr == LLDB_INVALID_ADDRESS)
|
|
vaddr = addr.GetFileAddress ();
|
|
|
|
if (vaddr != LLDB_INVALID_ADDRESS)
|
|
{
|
|
int addr_width = 0;
|
|
if (exe_ctx && target)
|
|
{
|
|
addr_width = target->GetArchitecture().GetAddressByteSize() * 2;
|
|
}
|
|
if (addr_width == 0)
|
|
addr_width = 16;
|
|
if (print_file_addr_or_load_addr)
|
|
{
|
|
ExecutionContextScope *exe_scope = nullptr;
|
|
if (exe_ctx)
|
|
exe_scope = exe_ctx->GetBestExecutionContextScope();
|
|
addr.Dump (&s, exe_scope, Address::DumpStyleLoadAddress, Address::DumpStyleModuleWithFileAddress, 0);
|
|
}
|
|
else
|
|
{
|
|
s.Printf("0x%*.*" PRIx64, addr_width, addr_width, vaddr);
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
DumpAddressOffsetFromFunction (Stream &s,
|
|
const SymbolContext *sc,
|
|
const ExecutionContext *exe_ctx,
|
|
const Address &format_addr,
|
|
bool concrete_only,
|
|
bool no_padding,
|
|
bool print_zero_offsets)
|
|
{
|
|
if (format_addr.IsValid())
|
|
{
|
|
Address func_addr;
|
|
|
|
if (sc)
|
|
{
|
|
if (sc->function)
|
|
{
|
|
func_addr = sc->function->GetAddressRange().GetBaseAddress();
|
|
if (sc->block && !concrete_only)
|
|
{
|
|
// Check to make sure we aren't in an inline
|
|
// function. If we are, use the inline block
|
|
// range that contains "format_addr" since
|
|
// blocks can be discontiguous.
|
|
Block *inline_block = sc->block->GetContainingInlinedBlock ();
|
|
AddressRange inline_range;
|
|
if (inline_block && inline_block->GetRangeContainingAddress (format_addr, inline_range))
|
|
func_addr = inline_range.GetBaseAddress();
|
|
}
|
|
}
|
|
else if (sc->symbol && sc->symbol->ValueIsAddress())
|
|
func_addr = sc->symbol->GetAddressRef();
|
|
}
|
|
|
|
if (func_addr.IsValid())
|
|
{
|
|
const char *addr_offset_padding = no_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
|
|
|| (addr_file_addr == func_file_addr && print_zero_offsets))
|
|
{
|
|
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("%s-%s%" PRIu64, addr_offset_padding, addr_offset_padding, func_file_addr - addr_file_addr);
|
|
}
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
Target *target = Target::GetTargetFromContexts (exe_ctx, sc);
|
|
if (target)
|
|
{
|
|
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
|
|
|| (addr_load_addr == func_load_addr && print_zero_offsets))
|
|
{
|
|
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("%s-%s%" PRIu64, addr_offset_padding, addr_offset_padding, func_load_addr - addr_load_addr);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
ScanBracketedRange (llvm::StringRef subpath,
|
|
size_t& close_bracket_index,
|
|
const char*& var_name_final_if_array_range,
|
|
int64_t& index_lower,
|
|
int64_t& index_higher)
|
|
{
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_DATAFORMATTERS));
|
|
close_bracket_index = llvm::StringRef::npos;
|
|
const size_t open_bracket_index = subpath.find('[');
|
|
if (open_bracket_index == llvm::StringRef::npos)
|
|
{
|
|
if (log)
|
|
log->Printf("[ScanBracketedRange] no bracketed range, skipping entirely");
|
|
return false;
|
|
}
|
|
|
|
close_bracket_index = subpath.find(']', open_bracket_index + 1);
|
|
|
|
if (close_bracket_index == llvm::StringRef::npos)
|
|
{
|
|
if (log)
|
|
log->Printf("[ScanBracketedRange] no bracketed range, skipping entirely");
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
var_name_final_if_array_range = subpath.data() + open_bracket_index;
|
|
|
|
if (close_bracket_index - open_bracket_index == 1)
|
|
{
|
|
if (log)
|
|
log->Printf("[ScanBracketedRange] '[]' detected.. going from 0 to end of data");
|
|
index_lower = 0;
|
|
}
|
|
else
|
|
{
|
|
const size_t separator_index = subpath.find('-', open_bracket_index + 1);
|
|
|
|
if (separator_index == llvm::StringRef::npos)
|
|
{
|
|
const char *index_lower_cstr = subpath.data() + open_bracket_index + 1;
|
|
index_lower = ::strtoul(index_lower_cstr, nullptr, 0);
|
|
index_higher = index_lower;
|
|
if (log)
|
|
log->Printf("[ScanBracketedRange] [%" PRId64 "] detected, high index is same", index_lower);
|
|
}
|
|
else
|
|
{
|
|
const char *index_lower_cstr = subpath.data() + open_bracket_index + 1;
|
|
const char *index_higher_cstr = subpath.data() + separator_index + 1;
|
|
index_lower = ::strtoul(index_lower_cstr, nullptr, 0);
|
|
index_higher = ::strtoul(index_higher_cstr, nullptr, 0);
|
|
if (log)
|
|
log->Printf("[ScanBracketedRange] [%" PRId64 "-%" PRId64 "] detected", index_lower, index_higher);
|
|
}
|
|
if (index_lower > index_higher && index_higher > 0)
|
|
{
|
|
if (log)
|
|
log->Printf("[ScanBracketedRange] swapping indices");
|
|
const int64_t temp = index_lower;
|
|
index_lower = index_higher;
|
|
index_higher = temp;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
DumpFile (Stream &s, const FileSpec &file, FileKind file_kind)
|
|
{
|
|
switch (file_kind)
|
|
{
|
|
case FileKind::FileError:
|
|
break;
|
|
|
|
case FileKind::Basename:
|
|
if (file.GetFilename())
|
|
{
|
|
s << file.GetFilename();
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case FileKind::Dirname:
|
|
if (file.GetDirectory())
|
|
{
|
|
s << file.GetDirectory();
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case FileKind::Fullpath:
|
|
if (file)
|
|
{
|
|
s << file;
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
DumpRegister (Stream &s,
|
|
StackFrame *frame,
|
|
RegisterKind reg_kind,
|
|
uint32_t reg_num,
|
|
Format format)
|
|
|
|
{
|
|
if (frame)
|
|
{
|
|
RegisterContext *reg_ctx = frame->GetRegisterContext().get();
|
|
|
|
if (reg_ctx)
|
|
{
|
|
const uint32_t lldb_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber(reg_kind, reg_num);
|
|
if (lldb_reg_num != LLDB_INVALID_REGNUM)
|
|
{
|
|
const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoAtIndex (lldb_reg_num);
|
|
if (reg_info)
|
|
{
|
|
RegisterValue reg_value;
|
|
if (reg_ctx->ReadRegister (reg_info, reg_value))
|
|
{
|
|
reg_value.Dump(&s, reg_info, false, false, format);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static ValueObjectSP
|
|
ExpandIndexedExpression (ValueObject* valobj,
|
|
size_t index,
|
|
StackFrame* frame,
|
|
bool deref_pointer)
|
|
{
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_DATAFORMATTERS));
|
|
const char* ptr_deref_format = "[%d]";
|
|
std::string ptr_deref_buffer(10,0);
|
|
::sprintf(&ptr_deref_buffer[0], ptr_deref_format, index);
|
|
if (log)
|
|
log->Printf("[ExpandIndexedExpression] name to deref: %s",ptr_deref_buffer.c_str());
|
|
const char* first_unparsed;
|
|
ValueObject::GetValueForExpressionPathOptions options;
|
|
ValueObject::ExpressionPathEndResultType final_value_type;
|
|
ValueObject::ExpressionPathScanEndReason reason_to_stop;
|
|
ValueObject::ExpressionPathAftermath what_next = (deref_pointer ? ValueObject::eExpressionPathAftermathDereference : ValueObject::eExpressionPathAftermathNothing);
|
|
ValueObjectSP item = valobj->GetValueForExpressionPath (ptr_deref_buffer.c_str(),
|
|
&first_unparsed,
|
|
&reason_to_stop,
|
|
&final_value_type,
|
|
options,
|
|
&what_next);
|
|
if (!item)
|
|
{
|
|
if (log)
|
|
log->Printf("[ExpandIndexedExpression] ERROR: unparsed portion = %s, why stopping = %d,"
|
|
" final_value_type %d",
|
|
first_unparsed, reason_to_stop, final_value_type);
|
|
}
|
|
else
|
|
{
|
|
if (log)
|
|
log->Printf("[ExpandIndexedExpression] ALL RIGHT: unparsed portion = %s, why stopping = %d,"
|
|
" final_value_type %d",
|
|
first_unparsed, reason_to_stop, final_value_type);
|
|
}
|
|
return item;
|
|
}
|
|
|
|
static char
|
|
ConvertValueObjectStyleToChar(ValueObject::ValueObjectRepresentationStyle style)
|
|
{
|
|
switch (style)
|
|
{
|
|
case ValueObject::eValueObjectRepresentationStyleLanguageSpecific: return '@';
|
|
case ValueObject::eValueObjectRepresentationStyleValue: return 'V';
|
|
case ValueObject::eValueObjectRepresentationStyleLocation: return 'L';
|
|
case ValueObject::eValueObjectRepresentationStyleSummary: return 'S';
|
|
case ValueObject::eValueObjectRepresentationStyleChildrenCount: return '#';
|
|
case ValueObject::eValueObjectRepresentationStyleType: return 'T';
|
|
case ValueObject::eValueObjectRepresentationStyleName: return 'N';
|
|
case ValueObject::eValueObjectRepresentationStyleExpressionPath: return '>';
|
|
}
|
|
return '\0';
|
|
}
|
|
|
|
static bool
|
|
DumpValue (Stream &s,
|
|
const SymbolContext *sc,
|
|
const ExecutionContext *exe_ctx,
|
|
const FormatEntity::Entry &entry,
|
|
ValueObject *valobj)
|
|
{
|
|
if (valobj == nullptr)
|
|
return false;
|
|
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_DATAFORMATTERS));
|
|
Format custom_format = eFormatInvalid;
|
|
ValueObject::ValueObjectRepresentationStyle val_obj_display = entry.string.empty() ? ValueObject::eValueObjectRepresentationStyleValue : ValueObject::eValueObjectRepresentationStyleSummary;
|
|
|
|
bool do_deref_pointer = entry.deref;
|
|
bool is_script = false;
|
|
switch (entry.type)
|
|
{
|
|
case FormatEntity::Entry::Type::ScriptVariable:
|
|
is_script = true;
|
|
break;
|
|
|
|
case FormatEntity::Entry::Type::Variable:
|
|
custom_format = entry.fmt;
|
|
val_obj_display = (ValueObject::ValueObjectRepresentationStyle)entry.number;
|
|
break;
|
|
|
|
case FormatEntity::Entry::Type::ScriptVariableSynthetic:
|
|
is_script = true;
|
|
LLVM_FALLTHROUGH;
|
|
case FormatEntity::Entry::Type::VariableSynthetic:
|
|
custom_format = entry.fmt;
|
|
val_obj_display = (ValueObject::ValueObjectRepresentationStyle)entry.number;
|
|
if (!valobj->IsSynthetic())
|
|
{
|
|
valobj = valobj->GetSyntheticValue().get();
|
|
if (valobj == nullptr)
|
|
return false;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
if (valobj == nullptr)
|
|
return false;
|
|
|
|
ValueObject::ExpressionPathAftermath what_next = (do_deref_pointer ?
|
|
ValueObject::eExpressionPathAftermathDereference : ValueObject::eExpressionPathAftermathNothing);
|
|
ValueObject::GetValueForExpressionPathOptions options;
|
|
options.DontCheckDotVsArrowSyntax().DoAllowBitfieldSyntax().DoAllowFragileIVar().SetSyntheticChildrenTraversal(ValueObject::GetValueForExpressionPathOptions::SyntheticChildrenTraversal::Both);
|
|
ValueObject* target = nullptr;
|
|
const char* var_name_final_if_array_range = nullptr;
|
|
size_t close_bracket_index = llvm::StringRef::npos;
|
|
int64_t index_lower = -1;
|
|
int64_t index_higher = -1;
|
|
bool is_array_range = false;
|
|
const char* first_unparsed;
|
|
bool was_plain_var = false;
|
|
bool was_var_format = false;
|
|
bool was_var_indexed = false;
|
|
ValueObject::ExpressionPathScanEndReason reason_to_stop = ValueObject::eExpressionPathScanEndReasonEndOfString;
|
|
ValueObject::ExpressionPathEndResultType final_value_type = ValueObject::eExpressionPathEndResultTypePlain;
|
|
|
|
if (is_script)
|
|
{
|
|
return RunScriptFormatKeyword (s, sc, exe_ctx, valobj, entry.string.c_str());
|
|
}
|
|
|
|
llvm::StringRef subpath (entry.string);
|
|
// simplest case ${var}, just print valobj's value
|
|
if (entry.string.empty())
|
|
{
|
|
if (entry.printf_format.empty() && entry.fmt == eFormatDefault && entry.number == ValueObject::eValueObjectRepresentationStyleValue)
|
|
was_plain_var = true;
|
|
else
|
|
was_var_format = true;
|
|
target = valobj;
|
|
}
|
|
else // this is ${var.something} or multiple .something nested
|
|
{
|
|
if (entry.string[0] == '[')
|
|
was_var_indexed = true;
|
|
ScanBracketedRange (subpath,
|
|
close_bracket_index,
|
|
var_name_final_if_array_range,
|
|
index_lower,
|
|
index_higher);
|
|
|
|
Error error;
|
|
|
|
const std::string &expr_path = entry.string;
|
|
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] symbol to expand: %s",expr_path.c_str());
|
|
|
|
target = valobj->GetValueForExpressionPath(expr_path.c_str(),
|
|
&first_unparsed,
|
|
&reason_to_stop,
|
|
&final_value_type,
|
|
options,
|
|
&what_next).get();
|
|
|
|
if (!target)
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] ERROR: unparsed portion = %s, why stopping = %d,"
|
|
" final_value_type %d",
|
|
first_unparsed, reason_to_stop, final_value_type);
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] ALL RIGHT: unparsed portion = %s, why stopping = %d,"
|
|
" final_value_type %d",
|
|
first_unparsed, reason_to_stop, final_value_type);
|
|
target = target->GetQualifiedRepresentationIfAvailable(target->GetDynamicValueType(), true).get();
|
|
}
|
|
}
|
|
|
|
is_array_range = (final_value_type == ValueObject::eExpressionPathEndResultTypeBoundedRange ||
|
|
final_value_type == ValueObject::eExpressionPathEndResultTypeUnboundedRange);
|
|
|
|
do_deref_pointer = (what_next == ValueObject::eExpressionPathAftermathDereference);
|
|
|
|
if (do_deref_pointer && !is_array_range)
|
|
{
|
|
// I have not deref-ed yet, let's do it
|
|
// this happens when we are not going through GetValueForVariableExpressionPath
|
|
// to get to the target ValueObject
|
|
Error error;
|
|
target = target->Dereference(error).get();
|
|
if (error.Fail())
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] ERROR: %s\n", error.AsCString("unknown")); \
|
|
return false;
|
|
}
|
|
do_deref_pointer = false;
|
|
}
|
|
|
|
if (!target)
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] could not calculate target for prompt expression");
|
|
return false;
|
|
}
|
|
|
|
// we do not want to use the summary for a bitfield of type T:n
|
|
// if we were originally dealing with just a T - that would get
|
|
// us into an endless recursion
|
|
if (target->IsBitfield() && was_var_indexed)
|
|
{
|
|
// TODO: check for a (T:n)-specific summary - we should still obey that
|
|
StreamString bitfield_name;
|
|
bitfield_name.Printf("%s:%d", target->GetTypeName().AsCString(), target->GetBitfieldBitSize());
|
|
lldb::TypeNameSpecifierImplSP type_sp(new TypeNameSpecifierImpl(bitfield_name.GetData(),false));
|
|
if (val_obj_display == ValueObject::eValueObjectRepresentationStyleSummary && !DataVisualization::GetSummaryForType(type_sp))
|
|
val_obj_display = ValueObject::eValueObjectRepresentationStyleValue;
|
|
}
|
|
|
|
// TODO use flags for these
|
|
const uint32_t type_info_flags = target->GetCompilerType().GetTypeInfo(nullptr);
|
|
bool is_array = (type_info_flags & eTypeIsArray) != 0;
|
|
bool is_pointer = (type_info_flags & eTypeIsPointer) != 0;
|
|
bool is_aggregate = target->GetCompilerType().IsAggregateType();
|
|
|
|
if ((is_array || is_pointer) && (!is_array_range) && val_obj_display == ValueObject::eValueObjectRepresentationStyleValue) // this should be wrong, but there are some exceptions
|
|
{
|
|
StreamString str_temp;
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] I am into array || pointer && !range");
|
|
|
|
if (target->HasSpecialPrintableRepresentation(val_obj_display, custom_format))
|
|
{
|
|
// try to use the special cases
|
|
bool success = target->DumpPrintableRepresentation(str_temp,
|
|
val_obj_display,
|
|
custom_format);
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] special cases did%s match", success ? "" : "n't");
|
|
|
|
// should not happen
|
|
if (success)
|
|
s << str_temp.GetData();
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if (was_plain_var) // if ${var}
|
|
{
|
|
s << target->GetTypeName() << " @ " << target->GetLocationAsCString();
|
|
}
|
|
else if (is_pointer) // if pointer, value is the address stored
|
|
{
|
|
target->DumpPrintableRepresentation (s,
|
|
val_obj_display,
|
|
custom_format,
|
|
ValueObject::ePrintableRepresentationSpecialCasesDisable);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// if directly trying to print ${var}, and this is an aggregate, display a nice
|
|
// type @ location message
|
|
if (is_aggregate && was_plain_var)
|
|
{
|
|
s << target->GetTypeName() << " @ " << target->GetLocationAsCString();
|
|
return true;
|
|
}
|
|
|
|
// if directly trying to print ${var%V}, and this is an aggregate, do not let the user do it
|
|
if (is_aggregate && ((was_var_format && val_obj_display == ValueObject::eValueObjectRepresentationStyleValue)))
|
|
{
|
|
s << "<invalid use of aggregate type>";
|
|
return true;
|
|
}
|
|
|
|
if (!is_array_range)
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] dumping ordinary printable output");
|
|
return target->DumpPrintableRepresentation(s,val_obj_display, custom_format);
|
|
}
|
|
else
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] checking if I can handle as array");
|
|
if (!is_array && !is_pointer)
|
|
return false;
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] handle as array");
|
|
StreamString special_directions_stream;
|
|
llvm::StringRef special_directions;
|
|
if (close_bracket_index != llvm::StringRef::npos && subpath.size() > close_bracket_index)
|
|
{
|
|
ConstString additional_data (subpath.drop_front(close_bracket_index+1));
|
|
special_directions_stream.Printf("${%svar%s",
|
|
do_deref_pointer ? "*" : "",
|
|
additional_data.GetCString());
|
|
|
|
if (entry.fmt != eFormatDefault)
|
|
{
|
|
const char format_char = FormatManager::GetFormatAsFormatChar(entry.fmt);
|
|
if (format_char != '\0')
|
|
special_directions_stream.Printf("%%%c", format_char);
|
|
else
|
|
{
|
|
const char *format_cstr = FormatManager::GetFormatAsCString(entry.fmt);
|
|
special_directions_stream.Printf("%%%s", format_cstr);
|
|
}
|
|
}
|
|
else if (entry.number != 0)
|
|
{
|
|
const char style_char = ConvertValueObjectStyleToChar ((ValueObject::ValueObjectRepresentationStyle)entry.number);
|
|
if (style_char)
|
|
special_directions_stream.Printf("%%%c", style_char);
|
|
}
|
|
special_directions_stream.PutChar('}');
|
|
special_directions = llvm::StringRef(special_directions_stream.GetString());
|
|
}
|
|
|
|
// let us display items index_lower thru index_higher of this array
|
|
s.PutChar('[');
|
|
|
|
if (index_higher < 0)
|
|
index_higher = valobj->GetNumChildren() - 1;
|
|
|
|
uint32_t max_num_children = target->GetTargetSP()->GetMaximumNumberOfChildrenToDisplay();
|
|
|
|
bool success = true;
|
|
for (int64_t index = index_lower;index<=index_higher; ++index)
|
|
{
|
|
ValueObject* item = ExpandIndexedExpression (target,
|
|
index,
|
|
exe_ctx->GetFramePtr(),
|
|
false).get();
|
|
|
|
if (!item)
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] ERROR in getting child item at index %" PRId64, index);
|
|
}
|
|
else
|
|
{
|
|
if (log)
|
|
log->Printf("[Debugger::FormatPrompt] special_directions for child item: %s",special_directions.data() ? special_directions.data() : "");
|
|
}
|
|
|
|
if (special_directions.empty())
|
|
{
|
|
success &= item->DumpPrintableRepresentation(s,val_obj_display, custom_format);
|
|
}
|
|
else
|
|
{
|
|
success &= FormatEntity::FormatStringRef(special_directions, s, sc, exe_ctx, nullptr, item, false, false);
|
|
}
|
|
|
|
if (--max_num_children == 0)
|
|
{
|
|
s.PutCString(", ...");
|
|
break;
|
|
}
|
|
|
|
if (index < index_higher)
|
|
s.PutChar(',');
|
|
}
|
|
s.PutChar(']');
|
|
return success;
|
|
}
|
|
}
|
|
|
|
static bool
|
|
DumpRegister (Stream &s,
|
|
StackFrame *frame,
|
|
const char *reg_name,
|
|
Format format)
|
|
{
|
|
if (frame)
|
|
{
|
|
RegisterContext *reg_ctx = frame->GetRegisterContext().get();
|
|
|
|
if (reg_ctx)
|
|
{
|
|
const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoByName(reg_name);
|
|
if (reg_info)
|
|
{
|
|
RegisterValue reg_value;
|
|
if (reg_ctx->ReadRegister (reg_info, reg_value))
|
|
{
|
|
reg_value.Dump(&s, reg_info, false, false, format);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
FormatThreadExtendedInfoRecurse(const FormatEntity::Entry &entry,
|
|
const StructuredData::ObjectSP &thread_info_dictionary,
|
|
const SymbolContext *sc,
|
|
const ExecutionContext *exe_ctx,
|
|
Stream &s)
|
|
{
|
|
llvm::StringRef path(entry.string);
|
|
|
|
StructuredData::ObjectSP value = thread_info_dictionary->GetObjectForDotSeparatedPath (path);
|
|
|
|
if (value)
|
|
{
|
|
if (value->GetType() == StructuredData::Type::eTypeInteger)
|
|
{
|
|
const char *token_format = "0x%4.4" PRIx64;
|
|
if (!entry.printf_format.empty())
|
|
token_format = entry.printf_format.c_str();
|
|
s.Printf(token_format, value->GetAsInteger()->GetValue());
|
|
return true;
|
|
}
|
|
else if (value->GetType() == StructuredData::Type::eTypeFloat)
|
|
{
|
|
s.Printf ("%f", value->GetAsFloat()->GetValue());
|
|
return true;
|
|
}
|
|
else if (value->GetType() == StructuredData::Type::eTypeString)
|
|
{
|
|
s.Printf("%s", value->GetAsString()->GetValue().c_str());
|
|
return true;
|
|
}
|
|
else if (value->GetType() == StructuredData::Type::eTypeArray)
|
|
{
|
|
if (value->GetAsArray()->GetSize() > 0)
|
|
{
|
|
s.Printf ("%zu", value->GetAsArray()->GetSize());
|
|
return true;
|
|
}
|
|
}
|
|
else if (value->GetType() == StructuredData::Type::eTypeDictionary)
|
|
{
|
|
s.Printf ("%zu", value->GetAsDictionary()->GetKeys()->GetAsArray()->GetSize());
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static inline bool
|
|
IsToken(const char *var_name_begin, const char *var)
|
|
{
|
|
return (::strncmp (var_name_begin, var, strlen(var)) == 0);
|
|
}
|
|
|
|
bool
|
|
FormatEntity::FormatStringRef (const llvm::StringRef &format_str,
|
|
Stream &s,
|
|
const SymbolContext *sc,
|
|
const ExecutionContext *exe_ctx,
|
|
const Address *addr,
|
|
ValueObject* valobj,
|
|
bool function_changed,
|
|
bool initial_function)
|
|
{
|
|
if (!format_str.empty())
|
|
{
|
|
FormatEntity::Entry root;
|
|
Error error = FormatEntity::Parse(format_str, root);
|
|
if (error.Success())
|
|
{
|
|
return FormatEntity::Format (root,
|
|
s,
|
|
sc,
|
|
exe_ctx,
|
|
addr,
|
|
valobj,
|
|
function_changed,
|
|
initial_function);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
FormatEntity::FormatCString (const char *format,
|
|
Stream &s,
|
|
const SymbolContext *sc,
|
|
const ExecutionContext *exe_ctx,
|
|
const Address *addr,
|
|
ValueObject* valobj,
|
|
bool function_changed,
|
|
bool initial_function)
|
|
{
|
|
if (format && format[0])
|
|
{
|
|
FormatEntity::Entry root;
|
|
llvm::StringRef format_str(format);
|
|
Error error = FormatEntity::Parse(format_str, root);
|
|
if (error.Success())
|
|
{
|
|
return FormatEntity::Format (root,
|
|
s,
|
|
sc,
|
|
exe_ctx,
|
|
addr,
|
|
valobj,
|
|
function_changed,
|
|
initial_function);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
FormatEntity::Format (const Entry &entry,
|
|
Stream &s,
|
|
const SymbolContext *sc,
|
|
const ExecutionContext *exe_ctx,
|
|
const Address *addr,
|
|
ValueObject* valobj,
|
|
bool function_changed,
|
|
bool initial_function)
|
|
{
|
|
switch (entry.type)
|
|
{
|
|
case Entry::Type::Invalid:
|
|
case Entry::Type::ParentNumber: // Only used for FormatEntity::Entry::Definition encoding
|
|
case Entry::Type::ParentString: // Only used for FormatEntity::Entry::Definition encoding
|
|
case Entry::Type::InsertString: // Only used for FormatEntity::Entry::Definition encoding
|
|
return false;
|
|
|
|
case Entry::Type::Root:
|
|
for (const auto &child : entry.children)
|
|
{
|
|
if (!Format(child,
|
|
s,
|
|
sc,
|
|
exe_ctx,
|
|
addr,
|
|
valobj,
|
|
function_changed,
|
|
initial_function))
|
|
{
|
|
return false; // If any item of root fails, then the formatting fails
|
|
}
|
|
}
|
|
return true; // Only return true if all items succeeded
|
|
|
|
case Entry::Type::String:
|
|
s.PutCString(entry.string.c_str());
|
|
return true;
|
|
|
|
case Entry::Type::Scope:
|
|
{
|
|
StreamString scope_stream;
|
|
bool success = false;
|
|
for (const auto &child : entry.children)
|
|
{
|
|
success = Format (child, scope_stream, sc, exe_ctx, addr, valobj, function_changed, initial_function);
|
|
if (!success)
|
|
break;
|
|
}
|
|
// Only if all items in a scope succeed, then do we
|
|
// print the output into the main stream
|
|
if (success)
|
|
s.Write(scope_stream.GetString().data(), scope_stream.GetString().size());
|
|
}
|
|
return true; // Scopes always successfully print themselves
|
|
|
|
case Entry::Type::Variable:
|
|
case Entry::Type::VariableSynthetic:
|
|
case Entry::Type::ScriptVariable:
|
|
case Entry::Type::ScriptVariableSynthetic:
|
|
return DumpValue(s, sc, exe_ctx, entry, valobj);
|
|
|
|
case Entry::Type::AddressFile:
|
|
case Entry::Type::AddressLoad:
|
|
case Entry::Type::AddressLoadOrFile:
|
|
return (addr != nullptr && addr->IsValid() &&
|
|
DumpAddress(s, sc, exe_ctx, *addr, entry.type == Entry::Type::AddressLoadOrFile));
|
|
|
|
case Entry::Type::ProcessID:
|
|
if (exe_ctx)
|
|
{
|
|
Process *process = exe_ctx->GetProcessPtr();
|
|
if (process)
|
|
{
|
|
const char *format = "%" PRIu64;
|
|
if (!entry.printf_format.empty())
|
|
format = entry.printf_format.c_str();
|
|
s.Printf(format, process->GetID());
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ProcessFile:
|
|
if (exe_ctx)
|
|
{
|
|
Process *process = exe_ctx->GetProcessPtr();
|
|
if (process)
|
|
{
|
|
Module *exe_module = process->GetTarget().GetExecutableModulePointer();
|
|
if (exe_module)
|
|
{
|
|
if (DumpFile(s, exe_module->GetFileSpec(), (FileKind)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ScriptProcess:
|
|
if (exe_ctx)
|
|
{
|
|
Process *process = exe_ctx->GetProcessPtr();
|
|
if (process)
|
|
return RunScriptFormatKeyword (s, sc, exe_ctx, process, entry.string.c_str());
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadID:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
const char *format = "0x%4.4" PRIx64;
|
|
if (!entry.printf_format.empty())
|
|
{
|
|
// Watch for the special "tid" format...
|
|
if (entry.printf_format == "tid")
|
|
{
|
|
// TODO(zturner): Rather than hardcoding this to be platform specific, it should be controlled by a
|
|
// setting and the default value of the setting can be different depending on the platform.
|
|
Target &target = thread->GetProcess()->GetTarget();
|
|
ArchSpec arch (target.GetArchitecture ());
|
|
llvm::Triple::OSType ostype = arch.IsValid() ? arch.GetTriple().getOS() : llvm::Triple::UnknownOS;
|
|
if ((ostype == llvm::Triple::FreeBSD) || (ostype == llvm::Triple::Linux))
|
|
{
|
|
format = "%" PRIu64;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
format = entry.printf_format.c_str();
|
|
}
|
|
}
|
|
s.Printf(format, thread->GetID());
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadProtocolID:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
const char *format = "0x%4.4" PRIx64;
|
|
if (!entry.printf_format.empty())
|
|
format = entry.printf_format.c_str();
|
|
s.Printf(format, thread->GetProtocolID());
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadIndexID:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
const char *format = "%" PRIu32;
|
|
if (!entry.printf_format.empty())
|
|
format = entry.printf_format.c_str();
|
|
s.Printf(format, thread->GetIndexID());
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadName:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
const char *cstr = thread->GetName();
|
|
if (cstr && cstr[0])
|
|
{
|
|
s.PutCString(cstr);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadQueue:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
const char *cstr = thread->GetQueueName();
|
|
if (cstr && cstr[0])
|
|
{
|
|
s.PutCString(cstr);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadStopReason:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
StopInfoSP stop_info_sp = thread->GetStopInfo ();
|
|
if (stop_info_sp && stop_info_sp->IsValid())
|
|
{
|
|
const char *cstr = stop_info_sp->GetDescription();
|
|
if (cstr && cstr[0])
|
|
{
|
|
s.PutCString(cstr);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadReturnValue:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
StopInfoSP stop_info_sp = thread->GetStopInfo ();
|
|
if (stop_info_sp && stop_info_sp->IsValid())
|
|
{
|
|
ValueObjectSP return_valobj_sp = StopInfo::GetReturnValueObject (stop_info_sp);
|
|
if (return_valobj_sp)
|
|
{
|
|
return_valobj_sp->Dump(s);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadCompletedExpression:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
StopInfoSP stop_info_sp = thread->GetStopInfo ();
|
|
if (stop_info_sp && stop_info_sp->IsValid())
|
|
{
|
|
ExpressionVariableSP expression_var_sp = StopInfo::GetExpressionVariable (stop_info_sp);
|
|
if (expression_var_sp && expression_var_sp->GetValueObject())
|
|
{
|
|
expression_var_sp->GetValueObject()->Dump(s);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ScriptThread:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
return RunScriptFormatKeyword (s, sc, exe_ctx, thread, entry.string.c_str());
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ThreadInfo:
|
|
if (exe_ctx)
|
|
{
|
|
Thread *thread = exe_ctx->GetThreadPtr();
|
|
if (thread)
|
|
{
|
|
StructuredData::ObjectSP object_sp = thread->GetExtendedInfo();
|
|
if (object_sp && object_sp->GetType() == StructuredData::Type::eTypeDictionary)
|
|
{
|
|
if (FormatThreadExtendedInfoRecurse (entry, object_sp, sc, exe_ctx, s))
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::TargetArch:
|
|
if (exe_ctx)
|
|
{
|
|
Target *target = exe_ctx->GetTargetPtr();
|
|
if (target)
|
|
{
|
|
const ArchSpec &arch = target->GetArchitecture ();
|
|
if (arch.IsValid())
|
|
{
|
|
s.PutCString (arch.GetArchitectureName());
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ScriptTarget:
|
|
if (exe_ctx)
|
|
{
|
|
Target *target = exe_ctx->GetTargetPtr();
|
|
if (target)
|
|
return RunScriptFormatKeyword (s, sc, exe_ctx, target, entry.string.c_str());
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ModuleFile:
|
|
if (sc)
|
|
{
|
|
Module *module = sc->module_sp.get();
|
|
if (module)
|
|
{
|
|
if (DumpFile(s, module->GetFileSpec(), (FileKind)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::File:
|
|
if (sc)
|
|
{
|
|
CompileUnit *cu = sc->comp_unit;
|
|
if (cu)
|
|
{
|
|
// CompileUnit is a FileSpec
|
|
if (DumpFile(s, *cu, (FileKind)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::Lang:
|
|
if (sc)
|
|
{
|
|
CompileUnit *cu = sc->comp_unit;
|
|
if (cu)
|
|
{
|
|
const char *lang_name = Language::GetNameForLanguageType(cu->GetLanguage());
|
|
if (lang_name)
|
|
{
|
|
s.PutCString(lang_name);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FrameIndex:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
const char *format = "%" PRIu32;
|
|
if (!entry.printf_format.empty())
|
|
format = entry.printf_format.c_str();
|
|
s.Printf(format, frame->GetFrameIndex());
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FrameRegisterPC:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
const Address &pc_addr = frame->GetFrameCodeAddress();
|
|
if (pc_addr.IsValid())
|
|
{
|
|
if (DumpAddress(s, sc, exe_ctx, pc_addr, false))
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FrameRegisterSP:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
if (DumpRegister (s, frame, eRegisterKindGeneric, LLDB_REGNUM_GENERIC_SP, (lldb::Format)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FrameRegisterFP:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
if (DumpRegister (s, frame, eRegisterKindGeneric, LLDB_REGNUM_GENERIC_FP, (lldb::Format)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FrameRegisterFlags:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
if (DumpRegister (s, frame, eRegisterKindGeneric, LLDB_REGNUM_GENERIC_FLAGS, (lldb::Format)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FrameRegisterByName:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
if (DumpRegister (s, frame, entry.string.c_str(), (lldb::Format)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::ScriptFrame:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
return RunScriptFormatKeyword (s, sc, exe_ctx, frame, entry.string.c_str());
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionID:
|
|
if (sc)
|
|
{
|
|
if (sc->function)
|
|
{
|
|
s.Printf("function{0x%8.8" PRIx64 "}", sc->function->GetID());
|
|
return true;
|
|
}
|
|
else if (sc->symbol)
|
|
{
|
|
s.Printf("symbol[%u]", sc->symbol->GetID());
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionDidChange:
|
|
return function_changed;
|
|
|
|
case Entry::Type::FunctionInitialFunction:
|
|
return initial_function;
|
|
|
|
case Entry::Type::FunctionName:
|
|
{
|
|
Language *language_plugin = nullptr;
|
|
bool language_plugin_handled = false;
|
|
StreamString ss;
|
|
if (sc->function)
|
|
language_plugin = Language::FindPlugin(sc->function->GetLanguage());
|
|
else if (sc->symbol)
|
|
language_plugin = Language::FindPlugin(sc->symbol->GetLanguage());
|
|
if (language_plugin)
|
|
{
|
|
language_plugin_handled = language_plugin->GetFunctionDisplayName(sc,
|
|
exe_ctx,
|
|
Language::FunctionNameRepresentation::eName,
|
|
ss);
|
|
}
|
|
if (language_plugin_handled)
|
|
{
|
|
s.PutCString(ss.GetData());
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
const char *name = nullptr;
|
|
if (sc->function)
|
|
name = sc->function->GetName().AsCString(nullptr);
|
|
else if (sc->symbol)
|
|
name = sc->symbol->GetName().AsCString(nullptr);
|
|
if (name)
|
|
{
|
|
s.PutCString(name);
|
|
|
|
if (sc->block)
|
|
{
|
|
Block *inline_block = sc->block->GetContainingInlinedBlock ();
|
|
if (inline_block)
|
|
{
|
|
const InlineFunctionInfo *inline_info = sc->block->GetInlinedFunctionInfo();
|
|
if (inline_info)
|
|
{
|
|
s.PutCString(" [inlined] ");
|
|
inline_info->GetName(sc->function->GetLanguage()).Dump(&s);
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionNameNoArgs:
|
|
{
|
|
Language *language_plugin = nullptr;
|
|
bool language_plugin_handled = false;
|
|
StreamString ss;
|
|
if (sc->function)
|
|
language_plugin = Language::FindPlugin(sc->function->GetLanguage());
|
|
else if (sc->symbol)
|
|
language_plugin = Language::FindPlugin(sc->symbol->GetLanguage());
|
|
if (language_plugin)
|
|
{
|
|
language_plugin_handled = language_plugin->GetFunctionDisplayName(sc,
|
|
exe_ctx,
|
|
Language::FunctionNameRepresentation::eNameWithNoArgs,
|
|
ss);
|
|
}
|
|
if (language_plugin_handled)
|
|
{
|
|
s.PutCString(ss.GetData());
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
ConstString name;
|
|
if (sc->function)
|
|
name = sc->function->GetNameNoArguments();
|
|
else if (sc->symbol)
|
|
name = sc->symbol->GetNameNoArguments();
|
|
if (name)
|
|
{
|
|
s.PutCString(name.GetCString());
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionNameWithArgs:
|
|
{
|
|
Language *language_plugin = nullptr;
|
|
bool language_plugin_handled = false;
|
|
StreamString ss;
|
|
if (sc->function)
|
|
language_plugin = Language::FindPlugin(sc->function->GetLanguage());
|
|
else if (sc->symbol)
|
|
language_plugin = Language::FindPlugin(sc->symbol->GetLanguage());
|
|
if (language_plugin)
|
|
{
|
|
language_plugin_handled = language_plugin->GetFunctionDisplayName(sc,
|
|
exe_ctx,
|
|
Language::FunctionNameRepresentation::eNameWithArgs,
|
|
ss);
|
|
}
|
|
if (language_plugin_handled)
|
|
{
|
|
s.PutCString(ss.GetData());
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
// Print the function name with arguments in it
|
|
if (sc->function)
|
|
{
|
|
ExecutionContextScope *exe_scope = exe_ctx ? exe_ctx->GetBestExecutionContextScope() : nullptr;
|
|
const char *cstr = sc->function->GetName().AsCString(nullptr);
|
|
if (cstr)
|
|
{
|
|
const InlineFunctionInfo *inline_info = nullptr;
|
|
VariableListSP variable_list_sp;
|
|
bool get_function_vars = true;
|
|
if (sc->block)
|
|
{
|
|
Block *inline_block = sc->block->GetContainingInlinedBlock ();
|
|
|
|
if (inline_block)
|
|
{
|
|
get_function_vars = false;
|
|
inline_info = sc->block->GetInlinedFunctionInfo();
|
|
if (inline_info)
|
|
variable_list_sp = inline_block->GetBlockVariableList (true);
|
|
}
|
|
}
|
|
|
|
if (get_function_vars)
|
|
{
|
|
variable_list_sp = sc->function->GetBlock(true).GetBlockVariableList (true);
|
|
}
|
|
|
|
if (inline_info)
|
|
{
|
|
s.PutCString (cstr);
|
|
s.PutCString (" [inlined] ");
|
|
cstr = inline_info->GetName(sc->function->GetLanguage()).GetCString();
|
|
}
|
|
|
|
VariableList args;
|
|
if (variable_list_sp)
|
|
variable_list_sp->AppendVariablesWithScope(eValueTypeVariableArgument, args);
|
|
if (args.GetSize() > 0)
|
|
{
|
|
const char *open_paren = strchr (cstr, '(');
|
|
const char *close_paren = nullptr;
|
|
const char *generic = strchr(cstr, '<');
|
|
// if before the arguments list begins there is a template sign
|
|
// then scan to the end of the generic args before you try to find
|
|
// the arguments list
|
|
if (generic && open_paren && generic < open_paren)
|
|
{
|
|
int generic_depth = 1;
|
|
++generic;
|
|
for (;
|
|
*generic && generic_depth > 0;
|
|
generic++)
|
|
{
|
|
if (*generic == '<')
|
|
generic_depth++;
|
|
if (*generic == '>')
|
|
generic_depth--;
|
|
}
|
|
if (*generic)
|
|
open_paren = strchr(generic, '(');
|
|
else
|
|
open_paren = nullptr;
|
|
}
|
|
if (open_paren)
|
|
{
|
|
if (IsToken (open_paren, "(anonymous namespace)"))
|
|
{
|
|
open_paren = strchr (open_paren + strlen("(anonymous namespace)"), '(');
|
|
if (open_paren)
|
|
close_paren = strchr (open_paren, ')');
|
|
}
|
|
else
|
|
close_paren = strchr (open_paren, ')');
|
|
}
|
|
|
|
if (open_paren)
|
|
s.Write(cstr, open_paren - cstr + 1);
|
|
else
|
|
{
|
|
s.PutCString (cstr);
|
|
s.PutChar ('(');
|
|
}
|
|
const size_t num_args = args.GetSize();
|
|
for (size_t arg_idx = 0; arg_idx < num_args; ++arg_idx)
|
|
{
|
|
std::string buffer;
|
|
|
|
VariableSP var_sp (args.GetVariableAtIndex (arg_idx));
|
|
ValueObjectSP var_value_sp (ValueObjectVariable::Create (exe_scope, var_sp));
|
|
StreamString ss;
|
|
const char *var_representation = nullptr;
|
|
const char *var_name = var_value_sp->GetName().GetCString();
|
|
if (var_value_sp->GetCompilerType().IsValid())
|
|
{
|
|
if (var_value_sp && exe_scope->CalculateTarget())
|
|
var_value_sp = var_value_sp->GetQualifiedRepresentationIfAvailable(exe_scope->CalculateTarget()->TargetProperties::GetPreferDynamicValue(),
|
|
exe_scope->CalculateTarget()->TargetProperties::GetEnableSyntheticValue());
|
|
if (var_value_sp->GetCompilerType().IsAggregateType() &&
|
|
DataVisualization::ShouldPrintAsOneLiner(*var_value_sp))
|
|
{
|
|
static StringSummaryFormat format(TypeSummaryImpl::Flags()
|
|
.SetHideItemNames(false)
|
|
.SetShowMembersOneLiner(true),
|
|
"");
|
|
format.FormatObject(var_value_sp.get(), buffer, TypeSummaryOptions());
|
|
var_representation = buffer.c_str();
|
|
}
|
|
else
|
|
var_value_sp->DumpPrintableRepresentation(ss,
|
|
ValueObject::ValueObjectRepresentationStyle::eValueObjectRepresentationStyleSummary,
|
|
eFormatDefault,
|
|
ValueObject::PrintableRepresentationSpecialCases::ePrintableRepresentationSpecialCasesAllow,
|
|
false);
|
|
}
|
|
|
|
if (ss.GetData() && ss.GetSize())
|
|
var_representation = ss.GetData();
|
|
if (arg_idx > 0)
|
|
s.PutCString (", ");
|
|
if (var_value_sp->GetError().Success())
|
|
{
|
|
if (var_representation)
|
|
s.Printf ("%s=%s", var_name, var_representation);
|
|
else
|
|
s.Printf ("%s=%s at %s", var_name, var_value_sp->GetTypeName().GetCString(), var_value_sp->GetLocationAsCString());
|
|
}
|
|
else
|
|
s.Printf ("%s=<unavailable>", var_name);
|
|
}
|
|
|
|
if (close_paren)
|
|
s.PutCString (close_paren);
|
|
else
|
|
s.PutChar(')');
|
|
|
|
}
|
|
else
|
|
{
|
|
s.PutCString(cstr);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
else if (sc->symbol)
|
|
{
|
|
const char *cstr = sc->symbol->GetName().AsCString(nullptr);
|
|
if (cstr)
|
|
{
|
|
s.PutCString(cstr);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionAddrOffset:
|
|
if (addr)
|
|
{
|
|
if (DumpAddressOffsetFromFunction (s, sc, exe_ctx, *addr, false, false, false))
|
|
return true;
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionAddrOffsetConcrete:
|
|
if (addr)
|
|
{
|
|
if (DumpAddressOffsetFromFunction (s, sc, exe_ctx, *addr, true, true, true))
|
|
return true;
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionLineOffset:
|
|
return (DumpAddressOffsetFromFunction (s, sc, exe_ctx, sc->line_entry.range.GetBaseAddress(), false, false, false));
|
|
|
|
case Entry::Type::FunctionPCOffset:
|
|
if (exe_ctx)
|
|
{
|
|
StackFrame *frame = exe_ctx->GetFramePtr();
|
|
if (frame)
|
|
{
|
|
if (DumpAddressOffsetFromFunction (s, sc, exe_ctx, frame->GetFrameCodeAddress(), false, false, false))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::FunctionChanged:
|
|
return function_changed;
|
|
|
|
case Entry::Type::FunctionIsOptimized:
|
|
{
|
|
bool is_optimized = false;
|
|
if (sc->function && sc->function->GetIsOptimized())
|
|
{
|
|
is_optimized = true;
|
|
}
|
|
return is_optimized;
|
|
}
|
|
|
|
case Entry::Type::FunctionInitial:
|
|
return initial_function;
|
|
|
|
case Entry::Type::LineEntryFile:
|
|
if (sc && sc->line_entry.IsValid())
|
|
{
|
|
Module *module = sc->module_sp.get();
|
|
if (module)
|
|
{
|
|
if (DumpFile(s, sc->line_entry.file, (FileKind)entry.number))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::LineEntryLineNumber:
|
|
if (sc && sc->line_entry.IsValid())
|
|
{
|
|
const char *format = "%" PRIu32;
|
|
if (!entry.printf_format.empty())
|
|
format = entry.printf_format.c_str();
|
|
s.Printf(format, sc->line_entry.line);
|
|
return true;
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::LineEntryStartAddress:
|
|
case Entry::Type::LineEntryEndAddress:
|
|
if (sc && sc->line_entry.range.GetBaseAddress().IsValid())
|
|
{
|
|
Address addr = sc->line_entry.range.GetBaseAddress();
|
|
|
|
if (entry.type == Entry::Type::LineEntryEndAddress)
|
|
addr.Slide(sc->line_entry.range.GetByteSize());
|
|
if (DumpAddress(s, sc, exe_ctx, addr, false))
|
|
return true;
|
|
}
|
|
return false;
|
|
|
|
case Entry::Type::CurrentPCArrow:
|
|
if (addr && exe_ctx && exe_ctx->GetFramePtr())
|
|
{
|
|
RegisterContextSP reg_ctx = exe_ctx->GetFramePtr()->GetRegisterContextSP();
|
|
if (reg_ctx)
|
|
{
|
|
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 ("-> ");
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
s.Printf(" ");
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
DumpCommaSeparatedChildEntryNames (Stream &s, const FormatEntity::Entry::Definition *parent)
|
|
{
|
|
if (parent->children)
|
|
{
|
|
const size_t n = parent->num_children;
|
|
for (size_t i = 0; i < n; ++i)
|
|
{
|
|
if (i > 0)
|
|
s.PutCString(", ");
|
|
s.Printf ("\"%s\"", parent->children[i].name);
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static Error
|
|
ParseEntry (const llvm::StringRef &format_str,
|
|
const FormatEntity::Entry::Definition *parent,
|
|
FormatEntity::Entry &entry)
|
|
{
|
|
Error error;
|
|
|
|
const size_t sep_pos = format_str.find_first_of(".[:");
|
|
const char sep_char = (sep_pos == llvm::StringRef::npos) ? '\0' : format_str[sep_pos];
|
|
llvm::StringRef key = format_str.substr(0, sep_pos);
|
|
|
|
const size_t n = parent->num_children;
|
|
for (size_t i = 0; i < n; ++i)
|
|
{
|
|
const FormatEntity::Entry::Definition *entry_def = parent->children + i;
|
|
if (key.equals(entry_def->name) || entry_def->name[0] == '*')
|
|
{
|
|
llvm::StringRef value;
|
|
if (sep_char)
|
|
value = format_str.substr(sep_pos + (entry_def->keep_separator ? 0 : 1));
|
|
switch (entry_def->type)
|
|
{
|
|
case FormatEntity::Entry::Type::ParentString:
|
|
entry.string = format_str.str();
|
|
return error; // Success
|
|
|
|
case FormatEntity::Entry::Type::ParentNumber:
|
|
entry.number = entry_def->data;
|
|
return error; // Success
|
|
|
|
case FormatEntity::Entry::Type::InsertString:
|
|
entry.type = entry_def->type;
|
|
entry.string = entry_def->string;
|
|
return error; // Success
|
|
|
|
default:
|
|
entry.type = entry_def->type;
|
|
break;
|
|
}
|
|
|
|
if (value.empty())
|
|
{
|
|
if (entry_def->type == FormatEntity::Entry::Type::Invalid)
|
|
{
|
|
if (entry_def->children)
|
|
{
|
|
StreamString error_strm;
|
|
error_strm.Printf("'%s' can't be specified on its own, you must access one of its children: ", entry_def->name);
|
|
DumpCommaSeparatedChildEntryNames (error_strm, entry_def);
|
|
error.SetErrorStringWithFormat("%s", error_strm.GetString().c_str());
|
|
}
|
|
else if (sep_char == ':')
|
|
{
|
|
// Any value whose separator is a with a ':' means this value has a string argument
|
|
// that needs to be stored in the entry (like "${script.var:}").
|
|
// In this case the string value is the empty string which is ok.
|
|
}
|
|
else
|
|
{
|
|
error.SetErrorStringWithFormat("%s", "invalid entry definitions");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (entry_def->children)
|
|
{
|
|
error = ParseEntry (value, entry_def, entry);
|
|
}
|
|
else if (sep_char == ':')
|
|
{
|
|
// Any value whose separator is a with a ':' means this value has a string argument
|
|
// that needs to be stored in the entry (like "${script.var:modulename.function}")
|
|
entry.string = value.str();
|
|
}
|
|
else
|
|
{
|
|
error.SetErrorStringWithFormat("'%s' followed by '%s' but it has no children",
|
|
key.str().c_str(),
|
|
value.str().c_str());
|
|
}
|
|
}
|
|
return error;
|
|
}
|
|
}
|
|
StreamString error_strm;
|
|
if (parent->type == FormatEntity::Entry::Type::Root)
|
|
error_strm.Printf("invalid top level item '%s'. Valid top level items are: ", key.str().c_str());
|
|
else
|
|
error_strm.Printf("invalid member '%s' in '%s'. Valid members are: ", key.str().c_str(), parent->name);
|
|
DumpCommaSeparatedChildEntryNames (error_strm, parent);
|
|
error.SetErrorStringWithFormat("%s", error_strm.GetString().c_str());
|
|
return error;
|
|
}
|
|
|
|
static const FormatEntity::Entry::Definition *
|
|
FindEntry (const llvm::StringRef &format_str, const FormatEntity::Entry::Definition *parent, llvm::StringRef &remainder)
|
|
{
|
|
Error error;
|
|
|
|
std::pair<llvm::StringRef, llvm::StringRef> p = format_str.split('.');
|
|
const size_t n = parent->num_children;
|
|
for (size_t i = 0; i < n; ++i)
|
|
{
|
|
const FormatEntity::Entry::Definition *entry_def = parent->children + i;
|
|
if (p.first.equals(entry_def->name) || entry_def->name[0] == '*')
|
|
{
|
|
if (p.second.empty())
|
|
{
|
|
if (format_str.back() == '.')
|
|
remainder = format_str.drop_front(format_str.size() - 1);
|
|
else
|
|
remainder = llvm::StringRef(); // Exact match
|
|
return entry_def;
|
|
}
|
|
else
|
|
{
|
|
if (entry_def->children)
|
|
{
|
|
return FindEntry (p.second, entry_def, remainder);
|
|
}
|
|
else
|
|
{
|
|
remainder = p.second;
|
|
return entry_def;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
remainder = format_str;
|
|
return parent;
|
|
}
|
|
|
|
Error
|
|
FormatEntity::ParseInternal (llvm::StringRef &format, Entry &parent_entry, uint32_t depth)
|
|
{
|
|
Error error;
|
|
while (!format.empty() && error.Success())
|
|
{
|
|
const size_t non_special_chars = format.find_first_of("${}\\");
|
|
|
|
if (non_special_chars == llvm::StringRef::npos)
|
|
{
|
|
// No special characters, just string bytes so add them and we are done
|
|
parent_entry.AppendText(format);
|
|
return error;
|
|
}
|
|
|
|
if (non_special_chars > 0)
|
|
{
|
|
// We have a special character, so add all characters before these as a plain string
|
|
parent_entry.AppendText(format.substr(0,non_special_chars));
|
|
format = format.drop_front(non_special_chars);
|
|
}
|
|
|
|
switch (format[0])
|
|
{
|
|
case '\0':
|
|
return error;
|
|
|
|
case '{':
|
|
{
|
|
format = format.drop_front(); // Skip the '{'
|
|
Entry scope_entry(Entry::Type::Scope);
|
|
error = FormatEntity::ParseInternal (format, scope_entry, depth+1);
|
|
if (error.Fail())
|
|
return error;
|
|
parent_entry.AppendEntry(std::move(scope_entry));
|
|
}
|
|
break;
|
|
|
|
case '}':
|
|
if (depth == 0)
|
|
error.SetErrorString("unmatched '}' character");
|
|
else
|
|
format = format.drop_front(); // Skip the '}' as we are at the end of the scope
|
|
return error;
|
|
|
|
case '\\':
|
|
{
|
|
format = format.drop_front(); // Skip the '\' character
|
|
if (format.empty())
|
|
{
|
|
error.SetErrorString("'\\' character was not followed by another character");
|
|
return error;
|
|
}
|
|
|
|
const char desens_char = format[0];
|
|
format = format.drop_front(); // Skip the desensitized char character
|
|
switch (desens_char)
|
|
{
|
|
case 'a': parent_entry.AppendChar('\a'); break;
|
|
case 'b': parent_entry.AppendChar('\b'); break;
|
|
case 'f': parent_entry.AppendChar('\f'); break;
|
|
case 'n': parent_entry.AppendChar('\n'); break;
|
|
case 'r': parent_entry.AppendChar('\r'); break;
|
|
case 't': parent_entry.AppendChar('\t'); break;
|
|
case 'v': parent_entry.AppendChar('\v'); break;
|
|
case '\'': parent_entry.AppendChar('\''); break;
|
|
case '\\': parent_entry.AppendChar('\\'); break;
|
|
case '0':
|
|
// 1 to 3 octal chars
|
|
{
|
|
// Make a string that can hold onto the initial zero char,
|
|
// up to 3 octal digits, and a terminating NULL.
|
|
char oct_str[5] = { 0, 0, 0, 0, 0 };
|
|
|
|
int i;
|
|
for (i = 0; (format[i] >= '0' && format[i] <= '7') && i < 4; ++i)
|
|
oct_str[i] = format[i];
|
|
|
|
// We don't want to consume the last octal character since
|
|
// the main for loop will do this for us, so we advance p by
|
|
// one less than i (even if i is zero)
|
|
format = format.drop_front(i);
|
|
unsigned long octal_value = ::strtoul(oct_str, nullptr, 8);
|
|
if (octal_value <= UINT8_MAX)
|
|
{
|
|
parent_entry.AppendChar((char)octal_value);
|
|
}
|
|
else
|
|
{
|
|
error.SetErrorString("octal number is larger than a single byte");
|
|
return error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 'x':
|
|
// hex number in the format
|
|
if (isxdigit(format[0]))
|
|
{
|
|
// Make a string that can hold onto two hex chars plus a
|
|
// NULL terminator
|
|
char hex_str[3] = { 0,0,0 };
|
|
hex_str[0] = format[0];
|
|
|
|
format = format.drop_front();
|
|
|
|
if (isxdigit(format[0]))
|
|
{
|
|
hex_str[1] = format[0];
|
|
format = format.drop_front();
|
|
}
|
|
|
|
unsigned long hex_value = strtoul(hex_str, nullptr, 16);
|
|
if (hex_value <= UINT8_MAX)
|
|
{
|
|
parent_entry.AppendChar((char)hex_value);
|
|
}
|
|
else
|
|
{
|
|
error.SetErrorString("hex number is larger than a single byte");
|
|
return error;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
parent_entry.AppendChar(desens_char);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
// Just desensitize any other character by just printing what
|
|
// came after the '\'
|
|
parent_entry.AppendChar(desens_char);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case '$':
|
|
if (format.size() == 1)
|
|
{
|
|
// '$' at the end of a format string, just print the '$'
|
|
parent_entry.AppendText("$");
|
|
}
|
|
else
|
|
{
|
|
format = format.drop_front(); // Skip the '$'
|
|
|
|
if (format[0] == '{')
|
|
{
|
|
format = format.drop_front(); // Skip the '{'
|
|
|
|
llvm::StringRef variable, variable_format;
|
|
error = FormatEntity::ExtractVariableInfo (format, variable, variable_format);
|
|
if (error.Fail())
|
|
return error;
|
|
bool verify_is_thread_id = false;
|
|
Entry entry;
|
|
if (!variable_format.empty())
|
|
{
|
|
entry.printf_format = variable_format.str();
|
|
|
|
// If the format contains a '%' we are going to assume this is
|
|
// a printf style format. So if you want to format your thread ID
|
|
// using "0x%llx" you can use:
|
|
// ${thread.id%0x%llx}
|
|
//
|
|
// If there is no '%' in the format, then it is assumed to be a
|
|
// LLDB format name, or one of the extended formats specified in
|
|
// the switch statement below.
|
|
|
|
if (entry.printf_format.find('%') == std::string::npos)
|
|
{
|
|
bool clear_printf = false;
|
|
|
|
if (FormatManager::GetFormatFromCString(entry.printf_format.c_str(),
|
|
false,
|
|
entry.fmt))
|
|
{
|
|
// We have an LLDB format, so clear the printf format
|
|
clear_printf = true;
|
|
}
|
|
else if (entry.printf_format.size() == 1)
|
|
{
|
|
switch (entry.printf_format[0])
|
|
{
|
|
case '@': // if this is an @ sign, print ObjC description
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleLanguageSpecific;
|
|
clear_printf = true;
|
|
break;
|
|
case 'V': // if this is a V, print the value using the default format
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleValue;
|
|
clear_printf = true;
|
|
break;
|
|
case 'L': // if this is an L, print the location of the value
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleLocation;
|
|
clear_printf = true;
|
|
break;
|
|
case 'S': // if this is an S, print the summary after all
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleSummary;
|
|
clear_printf = true;
|
|
break;
|
|
case '#': // if this is a '#', print the number of children
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleChildrenCount;
|
|
clear_printf = true;
|
|
break;
|
|
case 'T': // if this is a 'T', print the type
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleType;
|
|
clear_printf = true;
|
|
break;
|
|
case 'N': // if this is a 'N', print the name
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleName;
|
|
clear_printf = true;
|
|
break;
|
|
case '>': // if this is a '>', print the expression path
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleExpressionPath;
|
|
clear_printf = true;
|
|
break;
|
|
default:
|
|
error.SetErrorStringWithFormat("invalid format: '%s'", entry.printf_format.c_str());
|
|
return error;
|
|
}
|
|
}
|
|
else if (FormatManager::GetFormatFromCString(entry.printf_format.c_str(),
|
|
true,
|
|
entry.fmt))
|
|
{
|
|
clear_printf = true;
|
|
}
|
|
else if (entry.printf_format == "tid")
|
|
{
|
|
verify_is_thread_id = true;
|
|
}
|
|
else
|
|
{
|
|
error.SetErrorStringWithFormat("invalid format: '%s'", entry.printf_format.c_str());
|
|
return error;
|
|
}
|
|
|
|
// Our format string turned out to not be a printf style format
|
|
// so lets clear the string
|
|
if (clear_printf)
|
|
entry.printf_format.clear();
|
|
}
|
|
}
|
|
|
|
// Check for dereferences
|
|
if (variable[0] == '*')
|
|
{
|
|
entry.deref = true;
|
|
variable = variable.drop_front();
|
|
}
|
|
|
|
error = ParseEntry (variable, &g_root, entry);
|
|
if (error.Fail())
|
|
return error;
|
|
|
|
if (verify_is_thread_id)
|
|
{
|
|
if (entry.type != Entry::Type::ThreadID &&
|
|
entry.type != Entry::Type::ThreadProtocolID)
|
|
{
|
|
error.SetErrorString("the 'tid' format can only be used on ${thread.id} and ${thread.protocol_id}");
|
|
}
|
|
}
|
|
|
|
switch (entry.type)
|
|
{
|
|
case Entry::Type::Variable:
|
|
case Entry::Type::VariableSynthetic:
|
|
if (entry.number == 0)
|
|
{
|
|
if (entry.string.empty())
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleValue;
|
|
else
|
|
entry.number = ValueObject::eValueObjectRepresentationStyleSummary;
|
|
}
|
|
break;
|
|
default:
|
|
// Make sure someone didn't try to dereference anything but ${var} or ${svar}
|
|
if (entry.deref)
|
|
{
|
|
error.SetErrorStringWithFormat("${%s} can't be dereferenced, only ${var} and ${svar} can.", variable.str().c_str());
|
|
return error;
|
|
}
|
|
}
|
|
// Check if this entry just wants to insert a constant string
|
|
// value into the parent_entry, if so, insert the string with
|
|
// AppendText, else append the entry to the parent_entry.
|
|
if (entry.type == Entry::Type::InsertString)
|
|
parent_entry.AppendText(entry.string.c_str());
|
|
else
|
|
parent_entry.AppendEntry(std::move(entry));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
return error;
|
|
}
|
|
|
|
Error
|
|
FormatEntity::ExtractVariableInfo (llvm::StringRef &format_str, llvm::StringRef &variable_name, llvm::StringRef &variable_format)
|
|
{
|
|
Error error;
|
|
variable_name = llvm::StringRef();
|
|
variable_format = llvm::StringRef();
|
|
|
|
const size_t paren_pos = format_str.find('}');
|
|
if (paren_pos != llvm::StringRef::npos)
|
|
{
|
|
const size_t percent_pos = format_str.find('%');
|
|
if (percent_pos < paren_pos)
|
|
{
|
|
if (percent_pos > 0)
|
|
{
|
|
if (percent_pos > 1)
|
|
variable_name = format_str.substr(0, percent_pos);
|
|
variable_format = format_str.substr(percent_pos + 1, paren_pos - (percent_pos + 1));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
variable_name = format_str.substr(0, paren_pos);
|
|
}
|
|
// Strip off elements and the formatting and the trailing '}'
|
|
format_str = format_str.substr(paren_pos + 1);
|
|
}
|
|
else
|
|
{
|
|
error.SetErrorStringWithFormat("missing terminating '}' character for '${%s'", format_str.str().c_str());
|
|
}
|
|
return error;
|
|
}
|
|
|
|
bool
|
|
FormatEntity::FormatFileSpec (const FileSpec &file_spec, Stream &s, llvm::StringRef variable_name, llvm::StringRef variable_format)
|
|
{
|
|
if (variable_name.empty() || variable_name.equals(".fullpath"))
|
|
{
|
|
file_spec.Dump(&s);
|
|
return true;
|
|
}
|
|
else if (variable_name.equals(".basename"))
|
|
{
|
|
s.PutCString(file_spec.GetFilename().AsCString(""));
|
|
return true;
|
|
}
|
|
else if (variable_name.equals(".dirname"))
|
|
{
|
|
s.PutCString(file_spec.GetFilename().AsCString(""));
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static std::string
|
|
MakeMatch (const llvm::StringRef &prefix, const char *suffix)
|
|
{
|
|
std::string match(prefix.str());
|
|
match.append(suffix);
|
|
return match;
|
|
}
|
|
|
|
static void
|
|
AddMatches (const FormatEntity::Entry::Definition *def,
|
|
const llvm::StringRef &prefix,
|
|
const llvm::StringRef &match_prefix,
|
|
StringList &matches)
|
|
{
|
|
const size_t n = def->num_children;
|
|
if (n > 0)
|
|
{
|
|
for (size_t i = 0; i < n; ++i)
|
|
{
|
|
std::string match = prefix.str();
|
|
if (match_prefix.empty())
|
|
matches.AppendString(MakeMatch (prefix, def->children[i].name));
|
|
else if (strncmp(def->children[i].name, match_prefix.data(), match_prefix.size()) == 0)
|
|
matches.AppendString(MakeMatch (prefix, def->children[i].name + match_prefix.size()));
|
|
}
|
|
}
|
|
}
|
|
|
|
size_t
|
|
FormatEntity::AutoComplete (const char *s,
|
|
int match_start_point,
|
|
int max_return_elements,
|
|
bool &word_complete,
|
|
StringList &matches)
|
|
{
|
|
word_complete = false;
|
|
llvm::StringRef str(s + match_start_point);
|
|
matches.Clear();
|
|
|
|
const size_t dollar_pos = str.rfind('$');
|
|
if (dollar_pos != llvm::StringRef::npos)
|
|
{
|
|
// Hitting TAB after $ at the end of the string add a "{"
|
|
if (dollar_pos == str.size() - 1)
|
|
{
|
|
std::string match = str.str();
|
|
match.append("{");
|
|
matches.AppendString(std::move(match));
|
|
}
|
|
else if (str[dollar_pos + 1] == '{')
|
|
{
|
|
const size_t close_pos = str.find('}', dollar_pos + 2);
|
|
if (close_pos == llvm::StringRef::npos)
|
|
{
|
|
const size_t format_pos = str.find('%', dollar_pos + 2);
|
|
if (format_pos == llvm::StringRef::npos)
|
|
{
|
|
llvm::StringRef partial_variable (str.substr(dollar_pos + 2));
|
|
if (partial_variable.empty())
|
|
{
|
|
// Suggest all top level entites as we are just past "${"
|
|
AddMatches(&g_root, str, llvm::StringRef(), matches);
|
|
}
|
|
else
|
|
{
|
|
// We have a partially specified variable, find it
|
|
llvm::StringRef remainder;
|
|
const FormatEntity::Entry::Definition* entry_def = FindEntry (partial_variable, &g_root, remainder);
|
|
if (entry_def)
|
|
{
|
|
const size_t n = entry_def->num_children;
|
|
|
|
if (remainder.empty())
|
|
{
|
|
// Exact match
|
|
if (n > 0)
|
|
{
|
|
// "${thread.info" <TAB>
|
|
matches.AppendString(MakeMatch(str, "."));
|
|
}
|
|
else
|
|
{
|
|
// "${thread.id" <TAB>
|
|
matches.AppendString(MakeMatch (str, "}"));
|
|
word_complete = true;
|
|
}
|
|
}
|
|
else if (remainder.equals("."))
|
|
{
|
|
// "${thread." <TAB>
|
|
AddMatches(entry_def, str, llvm::StringRef(), matches);
|
|
}
|
|
else
|
|
{
|
|
// We have a partial match
|
|
// "${thre" <TAB>
|
|
AddMatches(entry_def, str, remainder, matches);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return matches.GetSize();
|
|
}
|