ref: a920c765f2b4130590fb5971a50690b21664957a 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)