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Annotation of previous_trunk/src/cpu/cpu_prefetch.h, revision 1.1

1.1     ! root        1: 
        !             2: STATIC_INLINE uae_u32 get_word_prefetch (int o)
        !             3: {
        !             4:        uae_u32 v = regs.irc;
        !             5:        regs.irc = get_wordi (m68k_getpc () + o);
        !             6:        return v;
        !             7: }
        !             8: STATIC_INLINE uae_u32 get_long_prefetch (int o)
        !             9: {
        !            10:        uae_u32 v = get_word_prefetch (o) << 16;
        !            11:        v |= get_word_prefetch (o + 2);
        !            12:        return v;
        !            13: }
        !            14: 
        !            15: #ifdef CPUEMU_20
        !            16: 
        !            17: STATIC_INLINE void checkcycles_ce020 (void)
        !            18: {
        !            19:        regs.ce020memcycles = 0;
        !            20: }
        !            21: 
        !            22: STATIC_INLINE uae_u32 mem_access_delay_long_read_ce020 (uaecptr addr)
        !            23: {
        !            24:        checkcycles_ce020 ();
        !            25:        return get_long (addr);
        !            26: }
        !            27: 
        !            28: STATIC_INLINE uae_u32 mem_access_delay_longi_read_ce020 (uaecptr addr)
        !            29: {
        !            30:        checkcycles_ce020 ();
        !            31:        return get_longi (addr);
        !            32: }
        !            33: 
        !            34: STATIC_INLINE uae_u32 mem_access_delay_word_read_ce020 (uaecptr addr)
        !            35: {
        !            36:        checkcycles_ce020 ();
        !            37:        return get_word (addr);
        !            38: }
        !            39: 
        !            40: STATIC_INLINE uae_u32 mem_access_delay_wordi_read_ce020 (uaecptr addr)
        !            41: {
        !            42:        checkcycles_ce020 ();
        !            43:        return get_wordi (addr);
        !            44: }
        !            45: 
        !            46: STATIC_INLINE uae_u32 mem_access_delay_byte_read_ce020 (uaecptr addr)
        !            47: {
        !            48:        checkcycles_ce020 ();
        !            49:        return get_byte (addr);
        !            50: }
        !            51: 
        !            52: STATIC_INLINE void mem_access_delay_byte_write_ce020 (uaecptr addr, uae_u32 v)
        !            53: {
        !            54:        checkcycles_ce020 ();
        !            55:        put_byte (addr, v);
        !            56: }
        !            57: 
        !            58: STATIC_INLINE void mem_access_delay_word_write_ce020 (uaecptr addr, uae_u32 v)
        !            59: {
        !            60:        checkcycles_ce020 ();
        !            61:        put_word (addr, v);
        !            62: }
        !            63: 
        !            64: STATIC_INLINE void mem_access_delay_long_write_ce020 (uaecptr addr, uae_u32 v)
        !            65: {
        !            66:        checkcycles_ce020 ();
        !            67:        put_long (addr, v);
        !            68: }
        !            69: 
        !            70: STATIC_INLINE uae_u32 get_long_ce020 (uaecptr addr)
        !            71: {
        !            72:        return mem_access_delay_long_read_ce020 (addr);
        !            73: }
        !            74: STATIC_INLINE uae_u32 get_word_ce020 (uaecptr addr)
        !            75: {
        !            76:        return mem_access_delay_word_read_ce020 (addr);
        !            77: }
        !            78: STATIC_INLINE uae_u32 get_byte_ce020 (uaecptr addr)
        !            79: {
        !            80:        return mem_access_delay_byte_read_ce020 (addr);
        !            81: }
        !            82: 
        !            83: STATIC_INLINE void put_long_ce020 (uaecptr addr, uae_u32 v)
        !            84: {
        !            85:        mem_access_delay_long_write_ce020 (addr, v);
        !            86: }
        !            87: STATIC_INLINE void put_word_ce020 (uaecptr addr, uae_u32 v)
        !            88: {
        !            89:        mem_access_delay_word_write_ce020 (addr, v);
        !            90: }
        !            91: STATIC_INLINE void put_byte_ce020 (uaecptr addr, uae_u32 v)
        !            92: {
        !            93:        mem_access_delay_byte_write_ce020 (addr, v);
        !            94: }
        !            95: 
        !            96: uae_u32 get_word_ce020_prefetch (int);
        !            97: 
        !            98: STATIC_INLINE uae_u32 get_long_ce020_prefetch (int o)
        !            99: {
        !           100:        uae_u32 v;
        !           101:        v = get_word_ce020_prefetch (o) << 16;
        !           102:        v |= get_word_ce020_prefetch (o + 2);
        !           103:        return v;
        !           104: }
        !           105: 
        !           106: STATIC_INLINE uae_u32 next_iword_020ce (void)
        !           107: {
        !           108:        uae_u32 r = get_word_ce020_prefetch (0);
        !           109:        m68k_incpc (2);
        !           110:        return r;
        !           111: }
        !           112: STATIC_INLINE uae_u32 next_ilong_020ce (void)
        !           113: {
        !           114:        uae_u32 r = get_long_ce020_prefetch (0);
        !           115:        m68k_incpc (4);
        !           116:        return r;
        !           117: }
        !           118: 
        !           119: STATIC_INLINE void m68k_do_bsr_ce020 (uaecptr oldpc, uae_s32 offset)
        !           120: {
        !           121:        m68k_areg (regs, 7) -= 4;
        !           122:        put_long_ce020 (m68k_areg (regs, 7), oldpc);
        !           123:        m68k_incpc (offset);
        !           124: }
        !           125: STATIC_INLINE void m68k_do_rts_ce020 (void)
        !           126: {
        !           127:        m68k_setpc (get_long_ce020 (m68k_areg (regs, 7)));
        !           128:        m68k_areg (regs, 7) += 4;
        !           129: }
        !           130: #endif
        !           131: 
        !           132: #ifdef CPUEMU_21
        !           133: 
        !           134: uae_u32 get_word_ce030_prefetch (int);
        !           135: void write_dcache030 (uaecptr, uae_u32, int);
        !           136: uae_u32 read_dcache030 (uaecptr, int);
        !           137: 
        !           138: STATIC_INLINE void put_long_ce030 (uaecptr addr, uae_u32 v)
        !           139: {
        !           140:        write_dcache030 (addr, v, 2);
        !           141:        mem_access_delay_long_write_ce020 (addr, v);
        !           142: }
        !           143: STATIC_INLINE void put_word_ce030 (uaecptr addr, uae_u32 v)
        !           144: {
        !           145:        write_dcache030 (addr, v, 1);
        !           146:        mem_access_delay_word_write_ce020 (addr, v);
        !           147: }
        !           148: STATIC_INLINE void put_byte_ce030 (uaecptr addr, uae_u32 v)
        !           149: {
        !           150:        write_dcache030 (addr, v, 0);
        !           151:        mem_access_delay_byte_write_ce020 (addr, v);
        !           152: }
        !           153: STATIC_INLINE uae_u32 get_long_ce030 (uaecptr addr)
        !           154: {
        !           155:        return read_dcache030 (addr, 2);
        !           156: }
        !           157: STATIC_INLINE uae_u32 get_word_ce030 (uaecptr addr)
        !           158: {
        !           159:        return read_dcache030 (addr, 1);
        !           160: }
        !           161: STATIC_INLINE uae_u32 get_byte_ce030 (uaecptr addr)
        !           162: {
        !           163:        return read_dcache030 (addr, 0);
        !           164: }
        !           165: 
        !           166: STATIC_INLINE uae_u32 get_long_ce030_prefetch (int o)
        !           167: {
        !           168:        uae_u32 v;
        !           169:        v = get_word_ce030_prefetch (o) << 16;
        !           170:        v |= get_word_ce030_prefetch (o + 2);
        !           171:        return v;
        !           172: }
        !           173: 
        !           174: STATIC_INLINE uae_u32 next_iword_030ce (void)
        !           175: {
        !           176:        uae_u32 r = get_word_ce030_prefetch (0);
        !           177:        m68k_incpc (2);
        !           178:        return r;
        !           179: }
        !           180: STATIC_INLINE uae_u32 next_ilong_030ce (void)
        !           181: {
        !           182:        uae_u32 r = get_long_ce030_prefetch (0);
        !           183:        m68k_incpc (4);
        !           184:        return r;
        !           185: }
        !           186: 
        !           187: STATIC_INLINE void m68k_do_bsr_ce030 (uaecptr oldpc, uae_s32 offset)
        !           188: {
        !           189:        m68k_areg (regs, 7) -= 4;
        !           190:        put_long_ce030 (m68k_areg (regs, 7), oldpc);
        !           191:        m68k_incpc (offset);
        !           192: }
        !           193: STATIC_INLINE void m68k_do_rts_ce030 (void)
        !           194: {
        !           195:        m68k_setpc (get_long_ce030 (m68k_areg (regs, 7)));
        !           196:        m68k_areg (regs, 7) += 4;
        !           197: }
        !           198: #endif
        !           199: 
        !           200: #ifdef CPUEMU_12
        !           201: 
        !           202: STATIC_INLINE void ipl_fetch (void)
        !           203: {
        !           204:        regs.ipl = regs.ipl_pin;
        !           205: }
        !           206: 
        !           207: STATIC_INLINE uae_u32 mem_access_delay_word_read (uaecptr addr)
        !           208: {
        !           209:        return get_word (addr);
        !           210: }
        !           211: STATIC_INLINE uae_u32 mem_access_delay_wordi_read (uaecptr addr)
        !           212: {
        !           213:        return get_wordi (addr);
        !           214: }
        !           215: 
        !           216: STATIC_INLINE uae_u32 mem_access_delay_byte_read (uaecptr addr)
        !           217: {
        !           218:        return get_byte (addr);
        !           219: }
        !           220: STATIC_INLINE void mem_access_delay_byte_write (uaecptr addr, uae_u32 v)
        !           221: {
        !           222:        put_byte (addr, v);
        !           223: }
        !           224: STATIC_INLINE void mem_access_delay_word_write (uaecptr addr, uae_u32 v)
        !           225: {
        !           226:        put_word (addr, v);
        !           227: }
        !           228: 
        !           229: STATIC_INLINE uae_u32 get_long_ce (uaecptr addr)
        !           230: {
        !           231:        uae_u32 v = mem_access_delay_word_read (addr) << 16;
        !           232:        v |= mem_access_delay_word_read (addr + 2);
        !           233:        return v;
        !           234: }
        !           235: STATIC_INLINE uae_u32 get_word_ce (uaecptr addr)
        !           236: {
        !           237:        return mem_access_delay_word_read (addr);
        !           238: }
        !           239: STATIC_INLINE uae_u32 get_wordi_ce (uaecptr addr)
        !           240: {
        !           241:        return mem_access_delay_wordi_read (addr);
        !           242: }
        !           243: STATIC_INLINE uae_u32 get_byte_ce (uaecptr addr)
        !           244: {
        !           245:        return mem_access_delay_byte_read (addr);
        !           246: }
        !           247: STATIC_INLINE uae_u32 get_word_ce_prefetch (int o)
        !           248: {
        !           249:        uae_u32 v = regs.irc;
        !           250:        regs.irc = get_wordi_ce (m68k_getpc () + o);
        !           251:        return v;
        !           252: }
        !           253: 
        !           254: STATIC_INLINE void put_long_ce (uaecptr addr, uae_u32 v)
        !           255: {
        !           256:        mem_access_delay_word_write (addr, v >> 16);
        !           257:        mem_access_delay_word_write (addr + 2, v);
        !           258: }
        !           259: STATIC_INLINE void put_word_ce (uaecptr addr, uae_u32 v)
        !           260: {
        !           261:        mem_access_delay_word_write (addr, v);
        !           262: }
        !           263: STATIC_INLINE void put_byte_ce (uaecptr addr, uae_u32 v)
        !           264: {
        !           265:        mem_access_delay_byte_write (addr, v);
        !           266: }
        !           267: 
        !           268: STATIC_INLINE void m68k_do_rts_ce (void)
        !           269: {
        !           270:        uaecptr pc;
        !           271:        pc = get_word_ce (m68k_areg (regs, 7)) << 16;
        !           272:        pc |= get_word_ce (m68k_areg (regs, 7) + 2);
        !           273:        m68k_areg (regs, 7) += 4;
        !           274:        if (pc & 1)
        !           275:                exception3 (0x4e75, m68k_getpc ());
        !           276:        else
        !           277:                m68k_setpc (pc);
        !           278: }
        !           279: 
        !           280: STATIC_INLINE void m68k_do_bsr_ce (uaecptr oldpc, uae_s32 offset)
        !           281: {
        !           282:        m68k_areg (regs, 7) -= 4;
        !           283:        put_word_ce (m68k_areg (regs, 7), oldpc >> 16);
        !           284:        put_word_ce (m68k_areg (regs, 7) + 2, oldpc);
        !           285:        m68k_incpc (offset);
        !           286: }
        !           287: 
        !           288: STATIC_INLINE void m68k_do_jsr_ce (uaecptr oldpc, uaecptr dest)
        !           289: {
        !           290:        m68k_areg (regs, 7) -= 4;
        !           291:        put_word_ce (m68k_areg (regs, 7), oldpc >> 16);
        !           292:        put_word_ce (m68k_areg (regs, 7) + 2, oldpc);
        !           293:        m68k_setpc (dest);
        !           294: }
        !           295: #endif

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