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Diffstat (limited to 'lldb/source/Interpreter/OptionGroupValueObjectDisplay.cpp')
| -rw-r--r-- | lldb/source/Interpreter/OptionGroupValueObjectDisplay.cpp | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/lldb/source/Interpreter/OptionGroupValueObjectDisplay.cpp b/lldb/source/Interpreter/OptionGroupValueObjectDisplay.cpp new file mode 100644 index 000000000000..81c10a6c762e --- /dev/null +++ b/lldb/source/Interpreter/OptionGroupValueObjectDisplay.cpp @@ -0,0 +1,221 @@ +//===-- OptionGroupValueObjectDisplay.cpp -----------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#include "lldb/Interpreter/OptionGroupValueObjectDisplay.h" + +#include "lldb/DataFormatters/ValueObjectPrinter.h" +#include "lldb/Host/OptionParser.h" +#include "lldb/Interpreter/CommandInterpreter.h" +#include "lldb/Interpreter/OptionArgParser.h" +#include "lldb/Target/Target.h" + +#include "llvm/ADT/ArrayRef.h" + +using namespace lldb; +using namespace lldb_private; + +OptionGroupValueObjectDisplay::OptionGroupValueObjectDisplay() {} + +OptionGroupValueObjectDisplay::~OptionGroupValueObjectDisplay() {} + +static const OptionDefinition g_option_table[] = { + {LLDB_OPT_SET_1, false, "dynamic-type", 'd', + OptionParser::eRequiredArgument, nullptr, GetDynamicValueTypes(), 0, + eArgTypeNone, "Show the object as its full dynamic type, not its static " + "type, if available."}, + {LLDB_OPT_SET_1, false, "synthetic-type", 'S', + OptionParser::eRequiredArgument, nullptr, {}, 0, eArgTypeBoolean, + "Show the object obeying its synthetic provider, if available."}, + {LLDB_OPT_SET_1, false, "depth", 'D', OptionParser::eRequiredArgument, + nullptr, {}, 0, eArgTypeCount, "Set the max recurse depth when dumping " + "aggregate types (default is infinity)."}, + {LLDB_OPT_SET_1, false, "flat", 'F', OptionParser::eNoArgument, nullptr, + {}, 0, eArgTypeNone, "Display results in a flat format that uses " + "expression paths for each variable or member."}, + {LLDB_OPT_SET_1, false, "location", 'L', OptionParser::eNoArgument, nullptr, + {}, 0, eArgTypeNone, "Show variable location information."}, + {LLDB_OPT_SET_1, false, "object-description", 'O', + OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone, + "Print as an Objective-C object."}, + {LLDB_OPT_SET_1, false, "ptr-depth", 'P', OptionParser::eRequiredArgument, + nullptr, {}, 0, eArgTypeCount, "The number of pointers to be traversed " + "when dumping values (default is zero)."}, + {LLDB_OPT_SET_1, false, "show-types", 'T', OptionParser::eNoArgument, + nullptr, {}, 0, eArgTypeNone, + "Show variable types when dumping values."}, + {LLDB_OPT_SET_1, false, "no-summary-depth", 'Y', + OptionParser::eOptionalArgument, nullptr, {}, 0, eArgTypeCount, + "Set the depth at which omitting summary information stops (default is " + "1)."}, + {LLDB_OPT_SET_1, false, "raw-output", 'R', OptionParser::eNoArgument, + nullptr, {}, 0, eArgTypeNone, "Don't use formatting options."}, + {LLDB_OPT_SET_1, false, "show-all-children", 'A', OptionParser::eNoArgument, + nullptr, {}, 0, eArgTypeNone, + "Ignore the upper bound on the number of children to show."}, + {LLDB_OPT_SET_1, false, "validate", 'V', OptionParser::eRequiredArgument, + nullptr, {}, 0, eArgTypeBoolean, "Show results of type validators."}, + {LLDB_OPT_SET_1, false, "element-count", 'Z', + OptionParser::eRequiredArgument, nullptr, {}, 0, eArgTypeCount, + "Treat the result of the expression as if its type is an array of this " + "many values."}}; + +llvm::ArrayRef<OptionDefinition> +OptionGroupValueObjectDisplay::GetDefinitions() { + return llvm::makeArrayRef(g_option_table); +} + +Status OptionGroupValueObjectDisplay::SetOptionValue( + uint32_t option_idx, llvm::StringRef option_arg, + ExecutionContext *execution_context) { + Status error; + const int short_option = g_option_table[option_idx].short_option; + bool success = false; + + switch (short_option) { + case 'd': { + int32_t result; + result = OptionArgParser::ToOptionEnum(option_arg, GetDynamicValueTypes(), + 2, error); + if (error.Success()) + use_dynamic = (lldb::DynamicValueType)result; + } break; + case 'T': + show_types = true; + break; + case 'L': + show_location = true; + break; + case 'F': + flat_output = true; + break; + case 'O': + use_objc = true; + break; + case 'R': + be_raw = true; + break; + case 'A': + ignore_cap = true; + break; + + case 'D': + if (option_arg.getAsInteger(0, max_depth)) { + max_depth = UINT32_MAX; + error.SetErrorStringWithFormat("invalid max depth '%s'", + option_arg.str().c_str()); + } + break; + + case 'Z': + if (option_arg.getAsInteger(0, elem_count)) { + elem_count = UINT32_MAX; + error.SetErrorStringWithFormat("invalid element count '%s'", + option_arg.str().c_str()); + } + break; + + case 'P': + if (option_arg.getAsInteger(0, ptr_depth)) { + ptr_depth = 0; + error.SetErrorStringWithFormat("invalid pointer depth '%s'", + option_arg.str().c_str()); + } + break; + + case 'Y': + if (option_arg.empty()) + no_summary_depth = 1; + else if (option_arg.getAsInteger(0, no_summary_depth)) { + no_summary_depth = 0; + error.SetErrorStringWithFormat("invalid pointer depth '%s'", + option_arg.str().c_str()); + } + break; + + case 'S': + use_synth = OptionArgParser::ToBoolean(option_arg, true, &success); + if (!success) + error.SetErrorStringWithFormat("invalid synthetic-type '%s'", + option_arg.str().c_str()); + break; + + case 'V': + run_validator = OptionArgParser::ToBoolean(option_arg, true, &success); + if (!success) + error.SetErrorStringWithFormat("invalid validate '%s'", + option_arg.str().c_str()); + break; + + default: + llvm_unreachable("Unimplemented option"); + } + + return error; +} + +void OptionGroupValueObjectDisplay::OptionParsingStarting( + ExecutionContext *execution_context) { + // If these defaults change, be sure to modify AnyOptionWasSet(). + show_types = false; + no_summary_depth = 0; + show_location = false; + flat_output = false; + use_objc = false; + max_depth = UINT32_MAX; + ptr_depth = 0; + elem_count = 0; + use_synth = true; + be_raw = false; + ignore_cap = false; + run_validator = false; + + TargetSP target_sp = + execution_context ? execution_context->GetTargetSP() : TargetSP(); + if (target_sp) + use_dynamic = target_sp->GetPreferDynamicValue(); + else { + // If we don't have any targets, then dynamic values won't do us much good. + use_dynamic = lldb::eNoDynamicValues; + } +} + +DumpValueObjectOptions OptionGroupValueObjectDisplay::GetAsDumpOptions( + LanguageRuntimeDescriptionDisplayVerbosity lang_descr_verbosity, + lldb::Format format, lldb::TypeSummaryImplSP summary_sp) { + DumpValueObjectOptions options; + options.SetMaximumPointerDepth( + {DumpValueObjectOptions::PointerDepth::Mode::Always, ptr_depth}); + if (use_objc) + options.SetShowSummary(false); + else + options.SetOmitSummaryDepth(no_summary_depth); + options.SetMaximumDepth(max_depth) + .SetShowTypes(show_types) + .SetShowLocation(show_location) + .SetUseObjectiveC(use_objc) + .SetUseDynamicType(use_dynamic) + .SetUseSyntheticValue(use_synth) + .SetFlatOutput(flat_output) + .SetIgnoreCap(ignore_cap) + .SetFormat(format) + .SetSummary(summary_sp); + + if (lang_descr_verbosity == + eLanguageRuntimeDescriptionDisplayVerbosityCompact) + options.SetHideRootType(use_objc).SetHideName(use_objc).SetHideValue( + use_objc); + + if (be_raw) + options.SetRawDisplay(); + + options.SetRunValidator(run_validator); + + options.SetElementCount(elem_count); + + return options; +} |