PT_REGS_CX
PT_REGS_CX(regs) = 0; \
PT_REGS_CX(regs) = 0; \
pr_reg[1] = PT_REGS_CX(regs); \
PT_REGS_CX(regs) = (unsigned long) 0;
PT_REGS_CX(regs) = (unsigned long) &frame->uc;
PT_REGS_CX(regs), PT_REGS_DX(regs));
PT_REGS_AX(regs), PT_REGS_BX(regs), PT_REGS_CX(regs));