698       if (instr->representation().IsSmi() && constant_value > 0) {  in DoShift()
941   bool easy_case = !r.IsTagged() || type.IsBoolean() || type.IsSmi() ||  in DoBranch()
1514         instr->representation().IsSmi()  in DoMul()
1555         instr->representation().IsSmi()  in DoSub()
1586         instr->representation().IsSmi()  in DoAdd()
1844   if (from.IsSmi()) {  in DoChange()
1855       if (!val->representation().IsSmi()) result = AssignEnvironment(result);  in DoChange()
1857     } else if (to.IsSmi()) {  in DoChange()
1859       if (val->type().IsSmi()) {  in DoChange()
1865       if (val->type().IsSmi() || val->representation().IsSmi()) {  in DoChange()
1874         if (!val->representation().IsSmi()) result = AssignEnvironment(result);  in DoChange()
1888     } else if (to.IsSmi()) {  in DoChange()
1914     } else if (to.IsSmi()) {  in DoChange()
2030   if (r.IsSmi()) {  in DoConstant()