taglinefilesource code
FR_REG131include/asm-mips/ptrace.hunsigned long pad0[FR_REG1/sizeof(unsigned long)];
FR_REG126include/asm-mips/stackframe.h#define FR_REG2    ((FR_REG1) + 4)
FR_REG1108include/asm-mips/stackframe.hsw  $1,FR_REG1(sp);         \
FR_REG1172include/asm-mips/stackframe.hlw  $1,FR_REG1(sp);         \