ref: 957c1191e660f4ff75ec9e847377ba70deb7d0ee 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)