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authorDoug Kwan <dougkwan@google.com>2010-04-09 17:32:58 +0000
committerDoug Kwan <dougkwan@google.com>2010-04-09 17:32:58 +0000
commit1e5d2fb127950dc92a01fe2bbbd12a219bf2286c (patch)
tree9d80c60849c9d2bf643a34f3cb9172c95fe32e4d /gold/script-c.h
parent86da934b14f15b2262b82308130829f68b0791c0 (diff)
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2010-04-09 Doug Kwan <dougkwan@google.com>
* 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.
Diffstat (limited to 'gold/script-c.h')
-rw-r--r--gold/script-c.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/gold/script-c.h b/gold/script-c.h
index a646bda..77b4aa4 100644
--- a/gold/script-c.h
+++ b/gold/script-c.h
@@ -61,6 +61,18 @@ typedef Expression* Expression_ptr;
typedef void* Expression_ptr;
#endif
+/* Script_section type. */
+enum Script_section_type
+{
+ /* No section type. */
+ SCRIPT_SECTION_TYPE_NONE,
+ SCRIPT_SECTION_TYPE_NOLOAD,
+ SCRIPT_SECTION_TYPE_DSECT,
+ SCRIPT_SECTION_TYPE_COPY,
+ SCRIPT_SECTION_TYPE_INFO,
+ SCRIPT_SECTION_TYPE_OVERLAY
+};
+
/* A constraint for whether to use a particular output section
definition. */
@@ -83,6 +95,8 @@ struct Parser_output_section_header
{
/* The address. This may be NULL. */
Expression_ptr address;
+ /* Section type. May be NULL string. */
+ enum Script_section_type section_type;
/* The load address, from the AT specifier. This may be NULL. */
Expression_ptr load_address;
/* The alignment, from the ALIGN specifier. This may be NULL. */