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Annotation of elwix/tools/oldlzma/SRC/7zip/Compress/Branch/BranchARM.c, revision 1.1

1.1     ! misho       1: // BranchARM.c
        !             2: 
        !             3: #include "BranchARM.h"
        !             4: 
        !             5: UInt32 ARM_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
        !             6: {
        !             7:   UInt32 i;
        !             8:   for (i = 0; i + 4 <= size; i += 4)
        !             9:   {
        !            10:     if (data[i + 3] == 0xEB)
        !            11:     {
        !            12:       UInt32 src = (data[i + 2] << 16) | (data[i + 1] << 8) | (data[i + 0]);
        !            13:       src <<= 2;
        !            14:       UInt32 dest;
        !            15:       if (encoding)
        !            16:         dest = nowPos + i + 8 + src;
        !            17:       else
        !            18:         dest = src - (nowPos + i + 8);
        !            19:       dest >>= 2;
        !            20:       data[i + 2] = (dest >> 16);
        !            21:       data[i + 1] = (dest >> 8);
        !            22:       data[i + 0] = dest;
        !            23:     }
        !            24:   }
        !            25:   return i;
        !            26: }