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author | Ian Lance Taylor <iant@google.com> | 2008-02-06 08:13:50 +0000 |
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committer | Ian Lance Taylor <iant@google.com> | 2008-02-06 08:13:50 +0000 |
commit | 6a74a71947df73c828f073af0dcad0c323dcd8c4 (patch) | |
tree | 19103071382f3c094d30ea8fa6e8d8bbc0af1031 /gold/output.h | |
parent | 0797561a54769f4d8217c1f141858380025b0094 (diff) | |
download | binutils-6a74a71947df73c828f073af0dcad0c323dcd8c4.zip binutils-6a74a71947df73c828f073af0dcad0c323dcd8c4.tar.gz binutils-6a74a71947df73c828f073af0dcad0c323dcd8c4.tar.bz2 |
Initial -r support.
Diffstat (limited to 'gold/output.h')
-rw-r--r-- | gold/output.h | 69 |
1 files changed, 66 insertions, 3 deletions
diff --git a/gold/output.h b/gold/output.h index 032a2bb..b327eb2 100644 --- a/gold/output.h +++ b/gold/output.h @@ -38,6 +38,7 @@ class Object; class Symbol; class Output_file; class Output_section; +class Relocatable_relocs; class Target; template<int size, bool big_endian> class Sized_target; @@ -372,6 +373,7 @@ class Output_section_headers : public Output_data Output_section_headers(const Layout*, const Layout::Segment_list*, const Layout::Section_list*, + const Layout::Section_list*, const Stringpool*); protected: @@ -392,6 +394,7 @@ class Output_section_headers : public Output_data const Layout* layout_; const Layout::Segment_list* segment_list_; + const Layout::Section_list* section_list_; const Layout::Section_list* unattached_section_list_; const Stringpool* secnamepool_; }; @@ -1184,6 +1187,54 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian> addend)); } }; +// Output_relocatable_relocs represents a relocation section in a +// relocatable link. The actual data is written out in the target +// hook relocate_for_relocatable. This just saves space for it. + +template<int sh_type, int size, bool big_endian> +class Output_relocatable_relocs : public Output_section_data +{ + public: + Output_relocatable_relocs(Relocatable_relocs* rr) + : Output_section_data(Output_data::default_alignment_for_size(size)), + rr_(rr) + { } + + void + set_final_data_size(); + + // Write out the data. There is nothing to do here. + void + do_write(Output_file*) + { } + + private: + // The relocs associated with this input section. + Relocatable_relocs* rr_; +}; + +// Handle a GROUP section. + +template<int size, bool big_endian> +class Output_data_group : public Output_section_data +{ + public: + Output_data_group(Sized_relobj<size, big_endian>* relobj, + section_size_type entry_count, + const elfcpp::Elf_Word* contents); + + void + do_write(Output_file*); + + private: + // The input object. + Sized_relobj<size, big_endian>* relobj_; + // The group flag word. + elfcpp::Elf_Word flags_; + // The section indexes of the input sections in this group. + std::vector<unsigned int> input_sections_; +}; + // Output_data_got is used to manage a GOT. Each entry in the GOT is // for one symbol--either a global symbol or a local symbol in an // object. The target specific code adds entries to the GOT as @@ -1626,15 +1677,23 @@ class Output_section : public Output_data void set_info_section(const Output_data* od) { - gold_assert(this->info_ == 0); + gold_assert(this->info_symndx_ == NULL && this->info_ == 0); this->info_section_ = od; } + // Set the info field to the symbol table index of a symbol. + void + set_info_symndx(const Symbol* sym) + { + gold_assert(this->info_section_ == NULL && this->info_ == 0); + this->info_symndx_ = sym; + } + // Set the info field to a constant. void set_info(unsigned int v) { - gold_assert(this->info_section_ == NULL); + gold_assert(this->info_section_ == NULL && this->info_symndx_ == NULL); this->info_ = v; } @@ -2201,7 +2260,11 @@ class Output_section : public Output_data unsigned int link_; // Set the section info field to the index of this section. const Output_data* info_section_; - // If info_section_ is NULL, this is the section info field. + // If info_section_ is NULL, set the info field to the symbol table + // index of this symbol. + const Symbol* info_symndx_; + // If info_section_ and info_symndx_ are NULL, this is the section + // info field. unsigned int info_; // The section type. const elfcpp::Elf_Word type_; |