llvm-project/lldb/source/DataFormatters/FormattersHelpers.cpp

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

156 lines
5.6 KiB
C++
Raw Normal View History

//===-- FormattersHelpers.cpp ---------------------------------------------===//
//
// 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/DataFormatters/FormattersHelpers.h"
#include "lldb/Target/StackFrame.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/Thread.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/Utility/RegularExpression.h"
using namespace lldb;
using namespace lldb_private;
using namespace lldb_private::formatters;
void lldb_private::formatters::AddFormat(
TypeCategoryImpl::SharedPointer category_sp, lldb::Format format,
ConstString type_name, TypeFormatImpl::Flags flags, bool regex) {
lldb::TypeFormatImplSP format_sp(new TypeFormatImpl_Format(format, flags));
if (regex)
category_sp->GetRegexTypeFormatsContainer()->Add(
RegularExpression(type_name.GetStringRef()), format_sp);
else
category_sp->GetTypeFormatsContainer()->Add(std::move(type_name),
format_sp);
}
void lldb_private::formatters::AddSummary(
TypeCategoryImpl::SharedPointer category_sp, TypeSummaryImplSP summary_sp,
ConstString type_name, bool regex) {
if (regex)
category_sp->GetRegexTypeSummariesContainer()->Add(
RegularExpression(type_name.GetStringRef()), summary_sp);
else
category_sp->GetTypeSummariesContainer()->Add(std::move(type_name),
summary_sp);
}
void lldb_private::formatters::AddStringSummary(
TypeCategoryImpl::SharedPointer category_sp, const char *string,
ConstString type_name, TypeSummaryImpl::Flags flags, bool regex) {
lldb::TypeSummaryImplSP summary_sp(new StringSummaryFormat(flags, string));
if (regex)
category_sp->GetRegexTypeSummariesContainer()->Add(
RegularExpression(type_name.GetStringRef()), summary_sp);
else
category_sp->GetTypeSummariesContainer()->Add(std::move(type_name),
summary_sp);
}
void lldb_private::formatters::AddOneLineSummary(
TypeCategoryImpl::SharedPointer category_sp, ConstString type_name,
TypeSummaryImpl::Flags flags, bool regex) {
flags.SetShowMembersOneLiner(true);
lldb::TypeSummaryImplSP summary_sp(new StringSummaryFormat(flags, ""));
if (regex)
category_sp->GetRegexTypeSummariesContainer()->Add(
RegularExpression(type_name.GetStringRef()), summary_sp);
else
category_sp->GetTypeSummariesContainer()->Add(std::move(type_name),
summary_sp);
}
void lldb_private::formatters::AddCXXSummary(
TypeCategoryImpl::SharedPointer category_sp,
CXXFunctionSummaryFormat::Callback funct, const char *description,
ConstString type_name, TypeSummaryImpl::Flags flags, bool regex) {
lldb::TypeSummaryImplSP summary_sp(
new CXXFunctionSummaryFormat(flags, funct, description));
if (regex)
category_sp->GetRegexTypeSummariesContainer()->Add(
RegularExpression(type_name.GetStringRef()), summary_sp);
else
category_sp->GetTypeSummariesContainer()->Add(std::move(type_name),
summary_sp);
}
void lldb_private::formatters::AddCXXSynthetic(
TypeCategoryImpl::SharedPointer category_sp,
CXXSyntheticChildren::CreateFrontEndCallback generator,
const char *description, ConstString type_name,
ScriptedSyntheticChildren::Flags flags, bool regex) {
lldb::SyntheticChildrenSP synth_sp(
new CXXSyntheticChildren(flags, description, generator));
if (regex)
category_sp->GetRegexTypeSyntheticsContainer()->Add(
RegularExpression(type_name.GetStringRef()), synth_sp);
else
category_sp->GetTypeSyntheticsContainer()->Add(std::move(type_name),
synth_sp);
}
void lldb_private::formatters::AddFilter(
TypeCategoryImpl::SharedPointer category_sp,
std::vector<std::string> children, const char *description,
ConstString type_name, ScriptedSyntheticChildren::Flags flags, bool regex) {
TypeFilterImplSP filter_sp(new TypeFilterImpl(flags));
for (auto child : children)
filter_sp->AddExpressionPath(child);
if (regex)
category_sp->GetRegexTypeFiltersContainer()->Add(
RegularExpression(type_name.GetStringRef()), filter_sp);
else
category_sp->GetTypeFiltersContainer()->Add(std::move(type_name),
filter_sp);
}
size_t lldb_private::formatters::ExtractIndexFromString(const char *item_name) {
if (!item_name || !*item_name)
return UINT32_MAX;
if (*item_name != '[')
return UINT32_MAX;
item_name++;
char *endptr = nullptr;
unsigned long int idx = ::strtoul(item_name, &endptr, 0);
if (idx == 0 && endptr == item_name)
return UINT32_MAX;
if (idx == ULONG_MAX)
return UINT32_MAX;
return idx;
}
lldb::addr_t
lldb_private::formatters::GetArrayAddressOrPointerValue(ValueObject &valobj) {
lldb::addr_t data_addr = LLDB_INVALID_ADDRESS;
if (valobj.IsPointerType())
data_addr = valobj.GetValueAsUnsigned(0);
else if (valobj.IsArrayType())
data_addr = valobj.GetAddressOf();
return data_addr;
}
lldb::ValueObjectSP
lldb_private::formatters::GetValueOfLibCXXCompressedPair(ValueObject &pair) {
ValueObjectSP value =
pair.GetChildMemberWithName(ConstString("__value_"), true);
if (!value) {
// pre-r300140 member name
value = pair.GetChildMemberWithName(ConstString("__first_"), true);
}
return value;
}