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Annotation of hatari/src/includes/decode.h, revision 1.1.1.3

1.1       root        1: /*
                      2:   Hatari
                      3: */
                      4: 
1.1.1.3 ! root        5: #ifndef HATARI_DECODE_H
        !             6: #define HATARI_DECODE_H
1.1       root        7: 
1.1.1.3 ! root        8: #include "sound.h"
1.1       root        9: 
                     10: #ifndef UAESYSDEPS
                     11: #include "sysdeps.h"
                     12: #endif
                     13: #ifndef UAEMEMORY
                     14: #include "memory.h"
                     15: #endif
                     16: #ifndef UAENEWCPU
                     17: #include "newcpu.h"
                     18: #endif
                     19: #define Regs regs.regs       /* Ouah - uggly hack - FIXME! */
                     20: #define SR regs.sr
                     21: #define PC regs.pc
                     22: 
                     23: 
1.1.1.3 ! root       24: #define PENDING_INTERRUPT_FLAG_MFP      0x0001    /* 'PendingInterruptFlag' masks */
        !            25: #define PENDING_INTERRUPT_FLAG_TRACE    0x0002
        !            26: #define CLEAR_PENDING_INTERRUPT_FLAG_MFP   0xfffe
        !            27: #define CLEAR_PENDING_INTERRUPT_FLAG_TRACE 0xfffd
        !            28: 
        !            29: 
        !            30: extern  unsigned char STRam[16*1024*1024];
        !            31: extern  short int PendingInterruptFlag;
        !            32: extern  void *PendingInterruptFunction;
        !            33: extern  short int PendingInterruptCount;
        !            34: extern  unsigned long STRamEnd;
        !            35: extern  unsigned long STRamEnd_BusErr;
        !            36: extern  unsigned long ExceptionVector;
        !            37: extern  unsigned long BusAddressLocation;
        !            38: 
1.1       root       39: 
                     40: /*-----------------------------------------------------------------------*/
1.1.1.3 ! root       41: /* Offset ST address to PC pointer: */
        !            42: #define STRAM_ADDR(Var)  ((unsigned long)STRam+((unsigned long)Var&0x00ffffff))
        !            43: 
1.1       root       44: 
                     45: /*-----------------------------------------------------------------------*/
                     46: /* Set clock times for each instruction, see '68000 timing' pages for details */
                     47: /* NOTE All times are rounded up to nearest 4 cycles */
                     48: #define  ROUND_CYCLES_TO4(var)  (((int)(var)+3)&0xfffffffc)
                     49: 
                     50: static inline void ADD_CYCLES(op,r,w)
                     51: {
1.1.1.3 ! root       52:   PendingInterruptCount-= (op+3)&0xfffffffc;
        !            53:   SoundCycles += (op+3)&0xfffffffc;
1.1       root       54: }
                     55: 
                     56: 
1.1.1.3 ! root       57: #endif   /* HATARI_DECODE_H */

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