BranchSPARC.c
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BranchSPARC.c
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	/* 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]);

	src <<= 2;
	UInt32 dest;
	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;
	}