Page MenuHomePhabricator

Please use GitHub pull requests for new patches. Phabricator shutdown timeline

Differential D143252 Diff 495466 llvm/lib/Target/RISCV/RISCVInstrInfo.cpp

Changeset View

Standalone View

View Options

llvm/lib/Target/RISCV/RISCVInstrInfo.cpp

Show First 20 Lines • Show All 2,557 Lines • ▼ Show 20 Lines if (!Visited.insert(P).second)
continue; continue;
// Only handle instructions with one def. // Only handle instructions with one def.
if (MI->getNumExplicitDefs() != 1) if (MI->getNumExplicitDefs() != 1)
return false; return false;
for (auto &UserOp : MRI.use_operands(MI->getOperand(0).getReg())) { for (auto &UserOp : MRI.use_operands(MI->getOperand(0).getReg())) {
const MachineInstr *UserMI = UserOp.getParent(); const MachineInstr *UserMI = UserOp.getParent();
unsigned OpIdx = UserMI->getOperandNo(&UserOp); unsigned OpIdx = UserOp.getOperandNo();
switch (UserMI->getOpcode()) { switch (UserMI->getOpcode()) {
default: default:
return false; return false;
case RISCV::ADDIW: case RISCV::ADDIW:
case RISCV::ADDW: case RISCV::ADDW:
case RISCV::DIVUW: case RISCV::DIVUW:
▲ Show 20 Lines • Show All 298 Lines • Show Last 20 Lines