Examples with UsePosList org.graalvm.compiler.lir.alloc.lsra.Interval.UsePosList used on opensource projects

Example 1 with UsePosList

use of org.graalvm.compiler.lir.alloc.lsra.Interval.UsePosList in project graal by oracle.

the class LinearScanIntervalDumper method printInterval.

private static void printInterval(Interval interval, IntervalVisitor visitor) {
    Value hint = interval.locationHint(false) != null ? interval.locationHint(false).operand : null;
    AllocatableValue operand = interval.operand;
    String type = isRegister(operand) ? "fixed" : operand.getValueKind().getPlatformKind().toString();
    visitor.visitIntervalStart(interval.splitParent().operand, operand, interval.location(), hint, type);
    // print ranges
    Range cur = interval.first();
    while (!cur.isEndMarker()) {
        visitor.visitRange(cur.from, cur.to);
        cur = cur.next;
        assert cur != null : "range list not closed with range sentinel";
    }
    // print use positions
    int prev = -1;
    UsePosList usePosList = interval.usePosList();
    for (int i = usePosList.size() - 1; i >= 0; --i) {
        assert prev < usePosList.usePos(i) : "use positions not sorted";
        visitor.visitUsePos(usePosList.usePos(i), usePosList.registerPriority(i));
        prev = usePosList.usePos(i);
    }
    visitor.visitIntervalEnd(interval.spillState());
}