llvm::computeLiveIns

Computes registers live-in to MBB assuming all of its successors live-in lists are up-to-date. Puts the result into the given LivePhysReg instance LiveRegs.

Synopsis

Declared in <llvm/CodeGen/LivePhysRegs.h>

void
computeLiveIns(
    LivePhysRegs& LiveRegs,
    MachineBasicBlock const& MBB);

Parameters

NameDescription
LiveRegsLivePhysRegs instance that receives the computed live-ins.
MBBBasic block whose live-in registers are computed.