STWI              957 nanojit/NativeSparc.cpp         STWI(G0, disp+4, SP);
STWI              959 nanojit/NativeSparc.cpp         STWI(gr, disp+4, SP);
STWI              960 nanojit/NativeSparc.cpp         STWI(G1, disp, SP);
STWI              899 nanojit/NativeSparc.h       STWI(rd, imm32, rs1); \