search for: sethiullmannumber

...fmuladd.f32(float %37, float %41, float %c1.036) nounwind ... and 254 more of these pairs. %39 and %41 (and 254 more loads) are dead after they are used in the immediately following fmuladd. RegReductionPQBase::getNodePriority() (in CodeGen/SelectionDAG/ScheduleDAGRRList.cpp) normally returns the SethiUllmanNumber for a node, but there's a few special cases. ISD::TokenFactor and ISD::CopyToReg return a 0, to push them closer to their uses, and similarly for TargetOpcode::EXTRACT_SUBREG, TargetOpcode::SUBREG_TO_REG, and TargetOpcode::INSERT_SUBREG. There is also a special case for instructions that are th...