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root/cebix/BasiliskII/src/uae_cpu/newcpu.h
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Comparing BasiliskII/src/uae_cpu/newcpu.h (file contents):
Revision 1.1 by cebix, 1999-10-03T14:16:26Z vs.
Revision 1.5 by gbeauche, 2001-03-20T17:35:46Z

# Line 6 | Line 6
6    * Copyright 1995 Bernd Schmidt
7    */
8  
9 + #ifndef NEWCPU_H
10 + #define NEWCPU_H
11 +
12   #define SPCFLAG_STOP 2
13   #define SPCFLAG_DISK 4
14   #define SPCFLAG_INT  8
# Line 55 | Line 58 | extern int fpp_movem_next[256];
58  
59   extern int broken_in;
60  
61 < typedef unsigned long REGPARAM2 cpuop_func (uae_u32) REGPARAM;
61 > typedef void REGPARAM2 cpuop_func (uae_u32) REGPARAM;
62  
63   struct cputbl {
64      cpuop_func *handler;
# Line 63 | Line 66 | struct cputbl {
66      uae_u16 opcode;
67   };
68  
69 < extern unsigned long REGPARAM2 op_illg (uae_u32) REGPARAM;
69 > extern void REGPARAM2 op_illg (uae_u32) REGPARAM;
70  
71   typedef char flagtype;
72  
# Line 140 | Line 143 | static __inline__ uae_u32 get_ilong_pref
143  
144   static __inline__ void fill_prefetch_0 (void)
145   {
146 + #if USE_PREFETCH_BUFFER
147      uae_u32 r;
148   #ifdef UNALIGNED_PROFITABLE
149      r = *(uae_u32 *)regs.pc_p;
# Line 148 | Line 152 | static __inline__ void fill_prefetch_0 (
152      r = do_get_mem_long ((uae_u32 *)regs.pc_p);
153      do_put_mem_long (&regs.prefetch, r);
154   #endif
155 + #endif
156   }
157  
158   #if 0
# Line 188 | Line 193 | static __inline__ uae_u32 next_ilong (vo
193   #if !defined USE_COMPILER
194   static __inline__ void m68k_setpc (uaecptr newpc)
195   {
196 + #if REAL_ADDRESSING || DIRECT_ADDRESSING
197 +        regs.pc_p = get_real_address(newpc);
198 + #else
199      regs.pc_p = regs.pc_oldp = get_real_address(newpc);
200      regs.pc = newpc;
201 + #endif
202   }
203   #else
204   extern void m68k_setpc (uaecptr newpc);
# Line 197 | Line 206 | extern void m68k_setpc (uaecptr newpc);
206  
207   static __inline__ uaecptr m68k_getpc (void)
208   {
209 + #if REAL_ADDRESSING || DIRECT_ADDRESSING
210 +        return get_virtual_address(regs.pc_p);
211 + #else
212      return regs.pc + ((char *)regs.pc_p - (char *)regs.pc_oldp);
213 < }
202 <
203 < static __inline__ uaecptr m68k_getpc_p (uae_u8 *p)
204 < {
205 <    return regs.pc + ((char *)p - (char *)regs.pc_oldp);
213 > #endif
214   }
215  
216   #ifdef USE_COMPILER
# Line 215 | Line 223 | extern void m68k_setpc_rte (uaecptr newp
223   #define m68k_setpc_rte  m68k_setpc
224   #endif
225  
226 + static __inline__ void m68k_do_rts(void)
227 + {
228 +            m68k_setpc(get_long(m68k_areg(regs, 7)));
229 +                m68k_areg(regs, 7) += 4;
230 + }
231 +
232 + static __inline__ void m68k_do_bsr(uaecptr oldpc, uae_s32 offset)
233 + {
234 +            m68k_areg(regs, 7) -= 4;
235 +                put_long(m68k_areg(regs, 7), oldpc);
236 +                    m68k_incpc(offset);
237 + }
238 +
239 + static __inline__ void m68k_do_jsr(uaecptr oldpc, uaecptr dest)
240 + {
241 +            m68k_areg(regs, 7) -= 4;
242 +                put_long(m68k_areg(regs, 7), oldpc);
243 +                    m68k_setpc(dest);
244 + }
245 +
246   static __inline__ void m68k_setstopped (int stop)
247   {
248      regs.stopped = stop;
# Line 236 | Line 264 | extern void m68k_movec2 (int, uae_u32 *)
264   extern void m68k_divl (uae_u32, uae_u32, uae_u16, uaecptr);
265   extern void m68k_mull (uae_u32, uae_u32, uae_u16);
266   extern void init_m68k (void);
267 + extern void exit_m68k (void);
268   extern void m68k_go (int);
269   extern void m68k_dumpstate (uaecptr *);
270   extern void m68k_disasm (uaecptr, uaecptr *, int);
# Line 252 | Line 281 | extern void fbcc_opp (uae_u32, uaecptr,
281   extern void fsave_opp (uae_u32);
282   extern void frestore_opp (uae_u32);
283  
284 + extern void fpu_set_integral_fpu (bool is_integral);
285 + extern void fpu_init (void);
286 + extern void fpu_exit (void);
287 + extern void fpu_reset (void);
288 +
289   /* Opcode of faulting instruction */
290   extern uae_u16 last_op_for_exception_3;
291   /* PC at fault time */
# Line 274 | Line 308 | extern struct cputbl op_smalltbl_4[];
308  
309   extern cpuop_func *cpufunctbl[65536] ASM_SYM_FOR_FUNC ("cpufunctbl");
310  
311 + #endif /* NEWCPU_H */

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