tag	line	file	source code
FR_REG18	43	include/asm-mips/stackframe.h	#define FR_REG19  ((FR_REG18) + 4)
FR_REG18	124	include/asm-mips/stackframe.h	sw  $18,FR_REG18(sp);       \
FR_REG18	155	include/asm-mips/stackframe.h	lw  $18,FR_REG18(sp);       \