| Line 991... |
Line 991... |
bool is_forced_local_ : 1;
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bool is_forced_local_ : 1;
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// True if the field u_.from_object.shndx is an ordinary section
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// True if the field u_.from_object.shndx is an ordinary section
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// index, not one of the special codes from SHN_LORESERVE to
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// index, not one of the special codes from SHN_LORESERVE to
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// SHN_HIRESERVE (bit 29).
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// SHN_HIRESERVE (bit 29).
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bool is_ordinary_shndx_ : 1;
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bool is_ordinary_shndx_ : 1;
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// True if we've seen this symbol in a real ELF object (bit 30).
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// True if we've seen this symbol in a "real" ELF object (bit 30).
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// If the symbol has been seen in a relocatable, non-IR, object file,
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// it's known to be referenced from outside the IR. A reference from
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// a dynamic object doesn't count as a "real" ELF, and we'll simply
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// mark the symbol as "visible" from outside the IR. The compiler
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// can use this distinction to guide its handling of COMDAT symbols.
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bool in_real_elf_ : 1;
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bool in_real_elf_ : 1;
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// True if this symbol is defined in a section which was discarded
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// True if this symbol is defined in a section which was discarded
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// (bit 31).
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// (bit 31).
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bool is_defined_in_discarded_section_ : 1;
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bool is_defined_in_discarded_section_ : 1;
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// True if UNDEF_BINDING_WEAK_ has been set (bit 32).
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// True if UNDEF_BINDING_WEAK_ has been set (bit 32).
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| Line 1306... |
Line 1311... |
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// During garbage collection, this keeps undefined symbols.
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// During garbage collection, this keeps undefined symbols.
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void
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void
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gc_mark_undef_symbols(Layout*);
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gc_mark_undef_symbols(Layout*);
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// During garbage collection, this ensures externally visible symbols
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// This tells garbage collection that this symbol is referenced.
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// are not treated as garbage while building shared objects.
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void
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void
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gc_mark_symbol_for_shlib(Symbol* sym);
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gc_mark_symbol(Symbol* sym);
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// During garbage collection, this keeps sections that correspond to
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// During garbage collection, this keeps sections that correspond to
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// symbols seen in dynamic objects.
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// symbols seen in dynamic objects.
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inline void
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inline void
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gc_mark_dyn_syms(Symbol* sym);
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gc_mark_dyn_syms(Symbol* sym);
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