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* symtab.h (class Symbol_table): Add enum Defined.

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* resolve.cc (Symbol_table::should_override): Add defined
	parameter.  Change all callers.  Test whether object is NULL
	before calling a method on it.
	(Symbol_table::report_resolve_problem): Add defined parameter.
	Change all callers.
	(Symbol_table::should_override_with_special): Likewise.
	* symtab.cc (Symbol_table::define_in_output_data): Add defined
	parameter.  Change all callers.
	(Symbol_table::do_define_in_output_data): Likewise.
	(Symbol_table::define_in_output_segment): Likewise.
	(Symbol_table::do_define_in_output_segment): Likewise.
	(Symbol_table::define_as_constant): Likewise.
	(Symbol_table::do_define_as_constant): Likewise.
	* script.h (class Symbol_assignment): Add is_defsym parameter to
	constructor; change all callers.
	* script.cc (Script_options::add_symbol_assignment): Add is_defsym
	parameter.  Change all callers.  Add is_defsym_ field.
	(class Parser_closure): Add parsing_defsym parameter to
	constructor; change all callers.  Add parsing_defsym accessor
	function.  Add parsing_defsym_ field.
This commit is contained in:
Ian Lance Taylor
2009-12-29 00:31:48 +00:00
parent fa618ee47d
commit 99fff23b2e
14 changed files with 177 additions and 70 deletions
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15
gold/script.h
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@@ -200,10 +200,10 @@ class Version_script_info
class Symbol_assignment
{
public:
Symbol_assignment(const char* name, size_t namelen, Expression* val,
bool provide, bool hidden)
: name_(name, namelen), val_(val), provide_(provide), hidden_(hidden),
sym_(NULL)
Symbol_assignment(const char* name, size_t namelen, bool is_defsym,
Expression* val, bool provide, bool hidden)
: name_(name, namelen), val_(val), is_defsym_(is_defsym),
provide_(provide), hidden_(hidden), sym_(NULL)
{ }
// Add the symbol to the symbol table.
@@ -246,6 +246,9 @@ class Symbol_assignment
std::string name_;
// Expression to assign to symbol.
Expression* val_;
// True if this symbol is defined by a --defsym, false if it is
// defined in a linker script.
bool is_defsym_;
// Whether the assignment should be provided (only set if there is
// an undefined reference to the symbol.
bool provide_;
@@ -298,8 +301,8 @@ class Script_options
// Add a symbol to be defined.
void
add_symbol_assignment(const char* name, size_t length, Expression* value,
bool provide, bool hidden);
add_symbol_assignment(const char* name, size_t length, bool is_defsym,
Expression* value, bool provide, bool hidden);
// Add an assertion.
void