Examples with RegisterArray jdk.vm.ci.code.RegisterArray used on opensource projects

Example 6 with RegisterArray

use of jdk.vm.ci.code.RegisterArray in project graal by oracle.

the class SaveCalleeSaveRegisters method run.

@Override
protected void run(TargetDescription target, LIRGenerationResult lirGenRes, PreAllocationOptimizationContext context) {
    RegisterArray calleeSaveRegisters = lirGenRes.getRegisterConfig().getCalleeSaveRegisters();
    if (calleeSaveRegisters == null || calleeSaveRegisters.size() == 0) {
        return;
    }
    LIR lir = lirGenRes.getLIR();
    RegisterMap<Variable> savedRegisters = saveAtEntry(lir, context.lirGen, lirGenRes, calleeSaveRegisters, target.arch);
    for (AbstractBlockBase<?> block : lir.codeEmittingOrder()) {
        if (block == null) {
            continue;
        }
        if (block.getSuccessorCount() == 0) {
            restoreAtExit(lir, context.lirGen.getSpillMoveFactory(), lirGenRes, savedRegisters, block);
        }
    }
}