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Allow defs to specify use of offset relocations.
Access to struct fields in near data can be done using only one operand, but offset relocs need to be used. However, as not all defs want offset relocs, a flag has been added to the def struct.
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2 changed files with 6 additions and 1 deletions
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@ -46,6 +46,7 @@ typedef struct def_s {
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struct def_s *alias;
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struct reloc_s *relocs; ///< for relocations
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unsigned offset_reloc:1; ///< use *_def_ofs relocs
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unsigned initialized:1;
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unsigned constant:1; ///< stores constant value
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unsigned global:1; ///< globally declared def
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@ -122,6 +122,7 @@ get_operand_def (expr_t *expr, operand_t *op)
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if (op->o.pointer->val || op->type != def->type->type) {
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def = alias_def (def, ev_types[op->type]);
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def->offset = op->o.pointer->val;
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def->offset_reloc = 1;
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}
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return def;
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}
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@ -135,6 +136,9 @@ add_statement_def_ref (def_t *def, dstatement_t *st, int field)
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int st_ofs = st - pr.code->code;
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if (def->alias) {
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if (def->offset_reloc)
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reloc_op_def_ofs (def->alias, st_ofs, field);
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else
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reloc_op_def (def->alias, st_ofs, field);
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free_def (def);
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} else {
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