src/debug/ppcdis.h

/*
 *      HT Editor
 *      ppcdis.h
 *
 *      Copyright (C) 1999-2002 Sebastian Biallas (sb@web-productions.de)
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License version 2 as
 *      published by the Free Software Foundation.
 *
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with this program; if not, write to the Free Software
 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef __PPC_DIS_H__
#define __PPC_DIS_H__

#include "system/types.h"
#include "asm.h"
#include "ppcopc.h"

struct ppcdis_operand {
        int flags;
        const powerpc_operand *op;
        union {
                int reg;    // general register
                int freg;   // float register
                int creg;   // condition register
                int vreg;   // vector register
                uint32 imm;
                struct {
                        uint32 disp;
                        int gr;
                } mem;
                struct {
                        uint32 mem;
                } abs;
                struct {
                        uint32 mem;
                } rel;
        };
};

struct ppcdis_insn {
        bool                            valid;
        int                             size;
        const char *            name;
        uint32                  data;
        int                             ops;
        ppcdis_operand          op[8];
};

class PPCDisassembler: public Disassembler {
protected:
        char insnstr[256];
        ppcdis_insn insn;
public:
                        PPCDisassembler();

        virtual dis_insn        *decode(const byte *code, int maxlen, CPU_ADDR addr);
        virtual dis_insn        *duplicateInsn(dis_insn *disasm_insn);
        virtual void            getOpcodeMetrics(int &min_length, int &max_length, int &min_look_ahead, int &avg_look_ahead, int &addr_align);
        virtual byte            getSize(dis_insn *disasm_insn);
        virtual char            *getName();
        virtual char            *str(dis_insn *disasm_insn, int style);
        virtual char            *strf(dis_insn *disasm_insn, int style, char *format);
        virtual ObjectID        getObjectID() const;
        virtual bool            validInsn(dis_insn *disasm_insn);
};

#endif
1	/*
2	* HT Editor
3	* ppcdis.h
4	*
5	* Copyright (C) 1999-2002 Sebastian Biallas (sb@web-productions.de)
6	*
7	* This program is free software; you can redistribute it and/or modify
8	* it under the terms of the GNU General Public License version 2 as
9	* published by the Free Software Foundation.
10	*
11	* This program is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with this program; if not, write to the Free Software
18	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19	*/
20
21	#ifndef __PPC_DIS_H__
22	#define __PPC_DIS_H__
23
24	#include "system/types.h"
25	#include "asm.h"
26	#include "ppcopc.h"
27
28	struct ppcdis_operand {
29	int flags;
30	const powerpc_operand *op;
31	union {
32	int reg; // general register
33	int freg; // float register
34	int creg; // condition register
35	int vreg; // vector register
36	uint32 imm;
37	struct {
38	uint32 disp;
39	int gr;
40	} mem;
41	struct {
42	uint32 mem;
43	} abs;
44	struct {
45	uint32 mem;
46	} rel;
47	};
48	};
49
50	struct ppcdis_insn {
51	bool valid;
52	int size;
53	const char * name;
54	uint32 data;
55	int ops;
56	ppcdis_operand op[8];
57	};
58
59	class PPCDisassembler: public Disassembler {
60	protected:
61	char insnstr[256];
62	ppcdis_insn insn;
63	public:
64	PPCDisassembler();
65
66	virtual dis_insn decode(const byte code, int maxlen, CPU_ADDR addr);
67	virtual dis_insn duplicateInsn(dis_insn disasm_insn);
68	virtual void getOpcodeMetrics(int &min_length, int &max_length, int &min_look_ahead, int &avg_look_ahead, int &addr_align);
69	virtual byte getSize(dis_insn *disasm_insn);
70	virtual char *getName();
71	virtual char str(dis_insn disasm_insn, int style);
72	virtual char strf(dis_insn disasm_insn, int style, char *format);
73	virtual ObjectID getObjectID() const;
74	virtual bool validInsn(dis_insn *disasm_insn);
75	};
76
77	#endif