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Annotation of uae/src/md-ppc/m68k.h, revision 1.1.1.3

1.1.1.3 ! root        1:  /*
1.1       root        2:   * UAE - The Un*x Amiga Emulator
1.1.1.3 ! root        3:   *
1.1       root        4:   * MC68000 emulation - machine dependent bits
                      5:   *
                      6:   * Copyright 1996 Bernd Schmidt
                      7:   */
                      8: 
1.1.1.3 ! root        9: 
1.1       root       10: struct flag_struct {
1.1.1.2   root       11:     unsigned int c;
                     12:     unsigned int z;
                     13:     unsigned int n;
1.1.1.3 ! root       14:     unsigned int v;
1.1.1.2   root       15:     unsigned int x;
1.1       root       16: };
                     17: 
                     18: extern struct flag_struct regflags;
                     19: 
                     20: #define ZFLG (regflags.z)
                     21: #define NFLG (regflags.n)
                     22: #define CFLG (regflags.c)
                     23: #define VFLG (regflags.v)
                     24: #define XFLG (regflags.x)
                     25: 
                     26: static __inline__ int cctrue(const int cc)
                     27: {
                     28:     switch(cc){
                     29:      case 0: return 1;                       /* T */
                     30:      case 1: return 0;                       /* F */
                     31:      case 2: return !CFLG && !ZFLG;          /* HI */
                     32:      case 3: return CFLG || ZFLG;            /* LS */
                     33:      case 4: return !CFLG;                   /* CC */
                     34:      case 5: return CFLG;                    /* CS */
                     35:      case 6: return !ZFLG;                   /* NE */
                     36:      case 7: return ZFLG;                    /* EQ */
                     37:      case 8: return !VFLG;                   /* VC */
                     38:      case 9: return VFLG;                    /* VS */
                     39:      case 10:return !NFLG;                   /* PL */
                     40:      case 11:return NFLG;                    /* MI */
                     41:      case 12:return NFLG == VFLG;            /* GE */
                     42:      case 13:return NFLG != VFLG;            /* LT */
                     43:      case 14:return !ZFLG && (NFLG == VFLG); /* GT */
                     44:      case 15:return ZFLG || (NFLG != VFLG);  /* LE */
                     45:     }
                     46:     abort();
                     47:     return 0;
                     48: }
                     49: 

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