/* BranchSPARC.c */

#include "BranchSPARC.h"

UInt32 SPARC_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)

{

UInt32 i;

for (i = 0; i + 4 <= size; i += 4)

{

if (data[i] == 0x40 && (data[i + 1] & 0xC0) == 0x00 ||

data[i] == 0x7F && (data[i + 1] & 0xC0) == 0xC0)

{

UInt32 src =

((UInt32)data[i + 0] << 24) |

((UInt32)data[i + 1] << 16) |

((UInt32)data[i + 2] << 8) |

((UInt32)data[i + 3]);

UInt32 dest;

src <<= 2;

if (encoding)

dest = nowPos + i + src;

else

dest = src - (nowPos + i);

dest >>= 2;

dest = (((0 - ((dest >> 22) & 1)) << 22) & 0x3FFFFFFF) | (dest & 0x3FFFFF) | 0x40000000;

data[i + 0] = (Byte)(dest >> 24);

data[i + 1] = (Byte)(dest >> 16);

data[i + 2] = (Byte)(dest >> 8);

data[i + 3] = (Byte)dest;

}

}

return i;

}