llvm::RegPressureTracker::getPressureAfterInst

Synopsis

Declared in <llvm/CodeGen/RegisterPressure.h>

void
getPressureAfterInst(
    MachineInstr const* MI,
    std::vector<unsigned int>& PressureResult,
    std::vector<unsigned int>& MaxPressureResult);

Description

Traverses upward or downward depending on the closed end of the current region.

Return Value

the pressure of each PSet after traversing this instruction.

Parameters

Name	Description
MI	Instruction whose resulting pressure is queried.
PressureResult	Per-PSet pressure after traversing `MI.`
MaxPressureResult	Per-PSet max pressure after traversing `MI.`