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This chapter describes how kernel gets its argument, how access to constant data.
In this chapter, size is given in dwords. Dword is 4-byte value.
Argument is stored in memory which address is stored in s[0:1]. Argument begins from 9 dword. First 9 dwords are:
Argument griddim holds number of dimensions. Argument gridoffset holds 3 values of the global offset.
Userdata tooks 4 first scalar registers and holds:
Scalar register after userdata holds (n - userdatanum):
First three vector registers holds local ids for each dimensions.
Constant data is placed after code of kernels. Use PC pointer to get this data.
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