diff options
Diffstat (limited to 'gold/readsyms.h')
| -rw-r--r-- | gold/readsyms.h | 150 |
1 files changed, 146 insertions, 4 deletions
diff --git a/gold/readsyms.h b/gold/readsyms.h index 9515ba1..c1e908c 100644 --- a/gold/readsyms.h +++ b/gold/readsyms.h @@ -27,6 +27,7 @@ #include "workqueue.h" #include "object.h" +#include "incremental.h" namespace gold { @@ -138,14 +139,13 @@ class Add_symbols : public Task Add_symbols(Input_objects* input_objects, Symbol_table* symtab, Layout* layout, Dirsearch* dirpath, int dirindex, Mapfile* mapfile, const Input_argument* input_argument, - Object* object, + Object* object, Incremental_library* library, Read_symbols_data* sd, Task_token* this_blocker, Task_token* next_blocker) : input_objects_(input_objects), symtab_(symtab), layout_(layout), dirpath_(dirpath), dirindex_(dirindex), mapfile_(mapfile), - input_argument_(input_argument), - object_(object), sd_(sd), this_blocker_(this_blocker), - next_blocker_(next_blocker) + input_argument_(input_argument), object_(object), library_(library), + sd_(sd), this_blocker_(this_blocker), next_blocker_(next_blocker) { } ~Add_symbols(); @@ -174,11 +174,153 @@ private: Mapfile* mapfile_; const Input_argument* input_argument_; Object* object_; + Incremental_library* library_; Read_symbols_data* sd_; Task_token* this_blocker_; Task_token* next_blocker_; }; +// This Task is responsible for reading the symbols from an archive +// member that has changed since the last incremental link. + +class Read_member : public Task +{ + public: + // INPUT is the file to read. INPUT_GROUP is not NULL if we are in + // the middle of an input group. THIS_BLOCKER is used to prevent + // the associated Add_symbols task from running before the previous + // one has completed; it will be NULL for the first task. + // NEXT_BLOCKER is used to block the next input file from adding + // symbols. + Read_member(Input_objects* input_objects, Symbol_table* symtab, + Layout* layout, Mapfile* mapfile, + const Incremental_binary::Input_reader* input_reader, + Task_token* this_blocker, Task_token* next_blocker) + : input_objects_(input_objects), symtab_(symtab), layout_(layout), + mapfile_(mapfile), input_reader_(input_reader), + this_blocker_(this_blocker), next_blocker_(next_blocker) + { } + + ~Read_member(); + + // The standard Task methods. + + Task_token* + is_runnable(); + + void + locks(Task_locker*); + + void + run(Workqueue*); + + std::string + get_name() const + { + return (std::string("Read_member ") + this->input_reader_->filename()); + } + + private: + Input_objects* input_objects_; + Symbol_table* symtab_; + Layout* layout_; + Mapfile* mapfile_; + const Incremental_binary::Input_reader* input_reader_; + Task_token* this_blocker_; + Task_token* next_blocker_; +}; + +// This Task is responsible for processing an input script file that has +// not changed since the last incremental link. + +class Check_script : public Task +{ + public: + Check_script(Layout* layout, Incremental_binary* ibase, + unsigned int input_file_index, + const Incremental_binary::Input_reader* input_reader, + Task_token* this_blocker, Task_token* next_blocker) + : layout_(layout), ibase_(ibase), input_file_index_(input_file_index), + input_reader_(input_reader), this_blocker_(this_blocker), + next_blocker_(next_blocker) + { + this->filename_ = std::string(this->input_reader_->filename()); + } + + ~Check_script(); + + // The standard Task methods. + + Task_token* + is_runnable(); + + void + locks(Task_locker*); + + void + run(Workqueue*); + + std::string + get_name() const + { + return (std::string("Check_script ") + this->input_reader_->filename()); + } + + private: + std::string filename_; + Layout* layout_; + Incremental_binary* ibase_; + unsigned int input_file_index_; + const Incremental_binary::Input_reader* input_reader_; + Task_token* this_blocker_; + Task_token* next_blocker_; +}; + +// This Task is responsible for processing an archive library that has +// not changed since the last incremental link. + +class Check_library : public Task +{ + public: + Check_library(Symbol_table* symtab, Layout* layout, + Incremental_binary* ibase, + unsigned int input_file_index, + const Incremental_binary::Input_reader* input_reader, + Task_token* this_blocker, Task_token* next_blocker) + : layout_(layout), symtab_(symtab), ibase_(ibase), + input_file_index_(input_file_index), input_reader_(input_reader), + this_blocker_(this_blocker), next_blocker_(next_blocker) + { } + + ~Check_library(); + + // The standard Task methods. + + Task_token* + is_runnable(); + + void + locks(Task_locker*); + + void + run(Workqueue*); + + std::string + get_name() const + { + return (std::string("Check_library ") + this->input_reader_->filename()); + } + + private: + Layout* layout_; + Symbol_table* symtab_; + Incremental_binary* ibase_; + unsigned int input_file_index_; + const Incremental_binary::Input_reader* input_reader_; + Task_token* this_blocker_; + Task_token* next_blocker_; +}; + // This class is used to track the archives in a group. class Input_group |