FreeChainXenon/binutils-gdb
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2010-04-09 Doug Kwan <dougkwan@google.com>

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* layout.cc (Layout::choose_output_section): Handle script section
	types.
	(Layout::make_output_section_for_script): Add section type parameter.
	Handle script section types.
	* layout.h (Layout::make_output_section_for_script): Add section
	type parameter.
	* output.cc (Output_section::Output_section): Initialize data member
	is_noload_.
	(Output_section::do_reset_address_and_file_offset): Do not set address
	to 0 if section is a NOLOAD section.
	* output.h (Output_section::is_noload): New method.
	(Output_section::set_is_noload): Ditto.
	(Output_section::is_noload_): New data member.
	* script-c.h (Script_section_type): New enum type.
	(struct Parser_output_section_header): Add new file section_type.
	* script-sections.cc (Sections_element::output_section_name): Add
	parameter for returning script section type.
	(Output_section_definition::output_section_name): Ditto.
	(Output_section_definition::section_type)P; New method.
	(Output_section_definiton::script_section_type_name): Ditto.
	(Output_section_definition::script_section_type_): New data member.
	(Output_section_definition::Output_section_definition): Initialize
	data member Output_section_definition::script_section_type_.
	(Output_section_definition::create_sections): Pass script section type
	to Layout::make_output_section_for_script.
	(Output_section_definition::output_section_name): Return script
	section type to caller.
	(Output_section_definition::set_section_address): Do not advance
	dot value and load address if section type is NOLOAD.  Set address
	of NOLOAD sections regardless of section flags.
	(Output_section_definition::print): Print section type if it is
	not SCRIPT_SECTION_TYPE_NONE.
	(Output_section_definition::section_type): New method.
	(Output_section_definition::script_section_type_name): Ditto.
	(Script_sections::output_section_name): Add new parameter
	PSECTION_TYPE for returning script section type.  Pass it to
	section elements.  Handle discard sections.
	(Sort_output_sections::operator()): Handle NOLOAD sections.
	* script-sections.h (Script_sections::Section_type): New enum type.
   	(Script_sections::output_section_name): Add a new parameter for
	returning script section type.
	* script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
	INFO and NOLOAD.
	* yyscript.y (union): Add new field SECTION_TYPE.
	(COPY, DSECT, INFO, NOLOAD): New tokens.
	(opt_address_and_section_type): Change type to output_section_header.
	(section_type): New non-terminal
	(section_header): Handle section type.
 	(opt_address_and_section_type): Return section type value.
This commit is contained in:
Doug Kwan 2010-04-09 17:32:58 +00:00
parent 86da934b14
commit 1e5d2fb127
9 changed files with 263 additions and 35 deletions
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4
gold/script.cc
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@ -1646,11 +1646,13 @@ script_keyword_parsecodes[] =
{ "BYTE", BYTE },
{ "CONSTANT", CONSTANT },
{ "CONSTRUCTORS", CONSTRUCTORS },
{ "COPY", COPY },
{ "CREATE_OBJECT_SYMBOLS", CREATE_OBJECT_SYMBOLS },
{ "DATA_SEGMENT_ALIGN", DATA_SEGMENT_ALIGN },
{ "DATA_SEGMENT_END", DATA_SEGMENT_END },
{ "DATA_SEGMENT_RELRO_END", DATA_SEGMENT_RELRO_END },
{ "DEFINED", DEFINED },
{ "DSECT", DSECT },
{ "ENTRY", ENTRY },
{ "EXCLUDE_FILE", EXCLUDE_FILE },
{ "EXTERN", EXTERN },
@ -1660,6 +1662,7 @@ script_keyword_parsecodes[] =
{ "GROUP", GROUP },
{ "HLL", HLL },
{ "INCLUDE", INCLUDE },
{ "INFO", INFO },
{ "INHIBIT_COMMON_ALLOCATION", INHIBIT_COMMON_ALLOCATION },
{ "INPUT", INPUT },
{ "KEEP", KEEP },
@ -1673,6 +1676,7 @@ script_keyword_parsecodes[] =
{ "NEXT", NEXT },
{ "NOCROSSREFS", NOCROSSREFS },
{ "NOFLOAT", NOFLOAT },
{ "NOLOAD", NOLOAD },
{ "ONLY_IF_RO", ONLY_IF_RO },
{ "ONLY_IF_RW", ONLY_IF_RW },
{ "OPTION", OPTION },