asm_fusefref      350 lj_asm_x86.h   	asm_fusefref(as, ir, xallow);
asm_fusefref     1242 lj_asm_x86.h     asm_fusefref(as, ir, RSET_GPR);
asm_fusefref     1265 lj_asm_x86.h       asm_fusefref(as, ir, RSET_GPR);
asm_fusefref     1309 lj_asm_x86.h       asm_fusefref(as, IR(ir->op1), allow);