ref: 2cab6c0b2f7ccfad3c7990070ab0917cfd978cf1 dir: /lib9/getcallerpc-Irix-mips.s/
#include <sys/regdef.h> #include <sys/asm.h> LEAF(getcallerpc) .set noreorder lw v0, 28(sp) j ra .set reorder END(getcallerpc)