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9ac15436d9
Enhance qfprogs qfo debugging. Make sure functions marked as extern don't emit anything. Fixes the segfault when building klik.
92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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reloc.h
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relocation support
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Copyright (C) 2002 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2002/06/07
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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#ifndef __reloc_h
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#define __reloc_h
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/** \defgroup qfcc_reloc Relocation handling
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\ingroup qfcc
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*/
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///@{
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/** Relocation record types.
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Types marked with * are relative and fixed up before the qfo is written.
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Types marked with ! are handled by only by the linker.
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Types marked with + use pr.relocs
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*/
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typedef enum {
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rel_none, ///< no relocation
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rel_op_a_def, ///< code[ref.ofs].a = def ofs
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rel_op_b_def, ///< code[ref.ofs].b = def ofs
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rel_op_c_def, ///< code[ref.ofs].c = def ofs
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rel_op_a_op, ///< * code[ref.ofs].a = code ofs - ref.ofs
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rel_op_b_op, ///< * code[ref.ofs].b = code ofs - ref.ofs
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rel_op_c_op, ///< * code[ref.ofs].c = code ofs - ref.ofs
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rel_def_op, ///< + data[ref.ofs] = code ofs
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rel_def_def, ///< data[ref.ofs] = def ofs
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rel_def_func, ///< +(sometimes) data[ref.ofs] = ofs
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rel_def_string, ///< + ! data[ref.ofs] = string index
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rel_def_field, ///< ! data[ref.ofs] = field def ofs
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rel_op_a_def_ofs, ///< code[ref.ofs].a += def ofs
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rel_op_b_def_ofs, ///< code[ref.ofs].b += def ofs
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rel_op_c_def_ofs, ///< code[ref.ofs].c += def ofs
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rel_def_def_ofs, ///< data[ref.ofs] += def ofs
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rel_def_field_ofs, ///< data[ref.ofs] += field def ofs
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} reloc_type;
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typedef struct reloc_s {
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struct reloc_s *next;
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struct ex_label_s *label;
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int ofs;
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reloc_type type;
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int line;
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string_t file;
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} reloc_t;
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struct statement_s;
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struct def_s;
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struct function_s;
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reloc_t *new_reloc (int ofs, reloc_type type);
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void relocate_refs (reloc_t *refs, int ofs);
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void reloc_op_def (struct def_s *def, int ofs, int field);
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void reloc_op_def_ofs (struct def_s *def, int ofs, int field);
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void reloc_def_def (struct def_s *def, int ofs);
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void reloc_def_def_ofs (struct def_s *def, int ofs);
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void reloc_def_func (struct function_s *func, int ofs);
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void reloc_def_string (int ofs);
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void reloc_def_field (struct def_s *def, int ofs);
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void reloc_def_field_ofs (struct def_s *def, int ofs);
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void reloc_def_op (struct ex_label_s *label, int ofs);
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///@}
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#endif//__reloc_h
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