ir0 18 arch/nds32/include/asm/assembler.h mfsr \oldpsw, $ir0 ir0 67 arch/nds32/include/asm/processor.h regs->ir0 = (PSW_CPL_ANY | PSW_valWBNA | PSW_mskDT | PSW_mskIT | PSW_DE | PSW_SYSTEM | PSW_INTL_1); \ ir0 42 arch/nds32/include/asm/ptrace.h long ir0;