Preassign virtual registers to swifterror defs and uses in an IR range.
Declared in <llvm/CodeGen/SwiftErrorValueTracking.h>
void
preassignVRegs(
MachineBasicBlock* MBB,
BasicBlock::const_iterator Begin,
BasicBlock::const_iterator End);| Name | Description |
|---|---|
| MBB | Machine basic block corresponding to the IR instructions. |
| Begin | First IR instruction in the range to process. |
| End | One-past-the-last IR instruction in the range. |