1394     __ ucomisd(reg, xmm0);  in DoBranch()  local
1479         __ ucomisd(xmm0, FieldOperand(reg, HeapNumber::kValueOffset));  in DoBranch()  local
1553       __ ucomisd(ToDoubleRegister(left), ToDoubleRegister(right));  in DoCmpIDAndBranch()  local
2868     __ ucomisd(input_reg, xmm_scratch);  in DoMathFloor()  local
2903   __ ucomisd(xmm_scratch, input_reg);  in DoMathRound()  local
2931     __ ucomisd(input_reg, xmm_scratch);  in DoMathRound()  local
2960   __ ucomisd(xmm_scratch, input_reg);  in DoMathPowHalf()  local
3426   __ ucomisd(value, value);  in DoStoreKeyedFastDoubleElement()  local
3728     __ ucomisd(xmm_scratch, result_reg);  in EmitNumberUntagD()  local
3776     __ ucomisd(xmm0, xmm_temp);  in DoDeferredTaggedToI()  local
3849     __ ucomisd(xmm0, input_reg);  in DoDoubleToI()  local