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Annotation of uae/src/md-ppc/support.c, revision 1.1

1.1     ! root        1:  /* 
        !             2:   * UAE - The Un*x Amiga Emulator
        !             3:   * 
        !             4:   * Miscellaneous machine dependent support functions and definitions
        !             5:   *
        !             6:   * Copyright 1996 Bernd Schmidt
        !             7:   */
        !             8: 
        !             9: #include "sysconfig.h"
        !            10: #include "sysdeps.h"
        !            11: 
        !            12: #include "config.h"
        !            13: #include "options.h"
        !            14: #include "machdep/m68k.h"
        !            15: 
        !            16: struct flag_struct regflags;
        !            17: 
        !            18: int fast_memcmp(const void *foo, const void *bar, int len)
        !            19: {
        !            20:        return memcmp(foo, bar, len);
        !            21: }
        !            22: 
        !            23: int memcmpy(void *foo, const void *bar, int len)
        !            24: {
        !            25:        while ((len -= 4) >= 0)
        !            26:                if(*((long*)foo)++ != *((long*)bar)++)
        !            27:                        goto diff4;
        !            28:        len += 4;
        !            29:     
        !            30:        while (len--)
        !            31:                if (*((char*)foo)++ != *((char*)bar)++) {
        !            32:                        ((char*)foo)[-1] = ((char*)bar)[-1];
        !            33:                        goto diff1;
        !            34:                }
        !            35:        return 0;
        !            36: 
        !            37: diff4:
        !            38:        ((long*)foo)[-1] = ((long*)bar)[-1];
        !            39:        while ((len -= 4) >= 0)
        !            40:                *((long*)foo)++ = *((long*)bar)++;
        !            41:        len += 4;
        !            42: 
        !            43: diff1:
        !            44:        while (len--)
        !            45:                *((char*)foo)++ = *((char*)bar)++;
        !            46:        return 1;
        !            47: }

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