| //===-- AddressResolverName.cpp ---------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/Core/AddressResolverName.h" |
| |
| // Project includes |
| #include "lldb/Core/Log.h" |
| #include "lldb/Core/Module.h" |
| #include "lldb/Core/StreamString.h" |
| #include "lldb/Symbol/ClangNamespaceDecl.h" |
| #include "lldb/Symbol/Function.h" |
| #include "lldb/Symbol/SymbolContext.h" |
| #include "lldb/Symbol/Symbol.h" |
| #include "lldb/lldb-private-log.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| AddressResolverName::AddressResolverName |
| ( |
| const char *func_name, |
| AddressResolver::MatchType type |
| ) : |
| AddressResolver (), |
| m_func_name (func_name), |
| m_class_name (NULL), |
| m_regex (), |
| m_match_type (type) |
| { |
| if (m_match_type == AddressResolver::Regexp) |
| { |
| if (!m_regex.Compile (m_func_name.AsCString())) |
| { |
| Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_BREAKPOINTS)); |
| |
| if (log) |
| log->Warning ("function name regexp: \"%s\" did not compile.", m_func_name.AsCString()); |
| } |
| } |
| } |
| |
| AddressResolverName::AddressResolverName |
| ( |
| RegularExpression &func_regex |
| ) : |
| AddressResolver (), |
| m_func_name (NULL), |
| m_class_name (NULL), |
| m_regex (func_regex), |
| m_match_type (AddressResolver::Regexp) |
| { |
| |
| } |
| |
| AddressResolverName::AddressResolverName |
| ( |
| const char *class_name, |
| const char *method, |
| AddressResolver::MatchType type |
| ) : |
| AddressResolver (), |
| m_func_name (method), |
| m_class_name (class_name), |
| m_regex (), |
| m_match_type (type) |
| { |
| |
| } |
| |
| AddressResolverName::~AddressResolverName () |
| { |
| } |
| |
| // FIXME: Right now we look at the module level, and call the module's "FindFunctions". |
| // Greg says he will add function tables, maybe at the CompileUnit level to accelerate function |
| // lookup. At that point, we should switch the depth to CompileUnit, and look in these tables. |
| |
| Searcher::CallbackReturn |
| AddressResolverName::SearchCallback |
| ( |
| SearchFilter &filter, |
| SymbolContext &context, |
| Address *addr, |
| bool containing |
| ) |
| { |
| SymbolContextList func_list; |
| SymbolContextList sym_list; |
| |
| bool skip_prologue = true; |
| uint32_t i; |
| SymbolContext sc; |
| Address func_addr; |
| |
| Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_BREAKPOINTS)); |
| |
| if (m_class_name) |
| { |
| if (log) |
| log->Warning ("Class/method function specification not supported yet.\n"); |
| return Searcher::eCallbackReturnStop; |
| } |
| |
| const bool include_symbols = false; |
| const bool include_inlines = true; |
| const bool append = false; |
| switch (m_match_type) |
| { |
| case AddressResolver::Exact: |
| if (context.module_sp) |
| { |
| context.module_sp->FindSymbolsWithNameAndType (m_func_name, |
| eSymbolTypeCode, |
| sym_list); |
| context.module_sp->FindFunctions (m_func_name, |
| NULL, |
| eFunctionNameTypeAuto, |
| include_symbols, |
| include_inlines, |
| append, |
| func_list); |
| } |
| break; |
| |
| case AddressResolver::Regexp: |
| if (context.module_sp) |
| { |
| context.module_sp->FindSymbolsMatchingRegExAndType (m_regex, |
| eSymbolTypeCode, |
| sym_list); |
| context.module_sp->FindFunctions (m_regex, |
| include_symbols, |
| include_inlines, |
| append, |
| func_list); |
| } |
| break; |
| |
| case AddressResolver::Glob: |
| if (log) |
| log->Warning ("glob is not supported yet."); |
| break; |
| } |
| |
| // Remove any duplicates between the funcion list and the symbol list |
| if (func_list.GetSize()) |
| { |
| for (i = 0; i < func_list.GetSize(); i++) |
| { |
| if (func_list.GetContextAtIndex(i, sc) == false) |
| continue; |
| |
| if (sc.function == NULL) |
| continue; |
| uint32_t j = 0; |
| while (j < sym_list.GetSize()) |
| { |
| SymbolContext symbol_sc; |
| if (sym_list.GetContextAtIndex(j, symbol_sc)) |
| { |
| if (symbol_sc.symbol && symbol_sc.symbol->ValueIsAddress()) |
| { |
| if (sc.function->GetAddressRange().GetBaseAddress() == symbol_sc.symbol->GetAddress()) |
| { |
| sym_list.RemoveContextAtIndex(j); |
| continue; // Don't increment j |
| } |
| } |
| } |
| |
| j++; |
| } |
| } |
| |
| for (i = 0; i < func_list.GetSize(); i++) |
| { |
| if (func_list.GetContextAtIndex(i, sc)) |
| { |
| if (sc.function) |
| { |
| func_addr = sc.function->GetAddressRange().GetBaseAddress(); |
| addr_t byte_size = sc.function->GetAddressRange().GetByteSize(); |
| if (skip_prologue) |
| { |
| const uint32_t prologue_byte_size = sc.function->GetPrologueByteSize(); |
| if (prologue_byte_size) |
| { |
| func_addr.SetOffset (func_addr.GetOffset() + prologue_byte_size); |
| byte_size -= prologue_byte_size; |
| } |
| } |
| |
| if (filter.AddressPasses (func_addr)) |
| { |
| AddressRange new_range (func_addr, byte_size); |
| m_address_ranges.push_back (new_range); |
| } |
| } |
| } |
| } |
| } |
| |
| for (i = 0; i < sym_list.GetSize(); i++) |
| { |
| if (sym_list.GetContextAtIndex(i, sc)) |
| { |
| if (sc.symbol && sc.symbol->ValueIsAddress()) |
| { |
| func_addr = sc.symbol->GetAddress(); |
| addr_t byte_size = sc.symbol->GetByteSize(); |
| |
| if (skip_prologue) |
| { |
| const uint32_t prologue_byte_size = sc.symbol->GetPrologueByteSize(); |
| if (prologue_byte_size) |
| { |
| func_addr.SetOffset (func_addr.GetOffset() + prologue_byte_size); |
| byte_size -= prologue_byte_size; |
| } |
| } |
| |
| if (filter.AddressPasses (func_addr)) |
| { |
| AddressRange new_range (func_addr, byte_size); |
| m_address_ranges.push_back (new_range); |
| } |
| } |
| } |
| } |
| return Searcher::eCallbackReturnContinue; |
| } |
| |
| Searcher::Depth |
| AddressResolverName::GetDepth() |
| { |
| return Searcher::eDepthModule; |
| } |
| |
| void |
| AddressResolverName::GetDescription (Stream *s) |
| { |
| s->PutCString("Address by function name: "); |
| |
| if (m_match_type == AddressResolver::Regexp) |
| s->Printf("'%s' (regular expression)", m_regex.GetText()); |
| else |
| s->Printf("'%s'", m_func_name.AsCString()); |
| } |
| |