doms              792 src/cmd/5c/reg.c doms(int32 *idom, int32 r, int32 s)
doms              955 src/cmd/6c/reg.c doms(int32 *idom, int32 r, int32 s)
doms              893 src/cmd/8c/reg.c doms(int32 *idom, int32 r, int32 s)
doms              362 src/cmd/gc/popt.c doms(int32 *idom, int32 r, int32 s)