package runtime

import (
	"internal/abi"
	"internal/goarch"
	"unsafe"
)

type sigContext struct {
	savedRegs sigcontext
}

func sigctxtSetContextRegister(ctxt *sigctxt, x uint64) {
	ctxt.regs().regs[26] = x
}

func sigctxtAtTrapInstruction(ctxt *sigctxt) bool {
	return *(*uint32)(unsafe.Pointer(ctxt.sigpc())) == 0xd4200000 // BRK 0
}

func sigctxtStatus(ctxt *sigctxt) uint64 {
	return ctxt.r20()
}

      res +=
          System.identityHashCode(
              hashFunctionEnum
                  .getHashFunction()
                  .newHasher()
                  .putString(strings[i & SAMPLE_MASK], StandardCharsets.UTF_8)
                  .hash());
    }
    return res;
  }

  @Benchmark
  int hashUtf8GetBytes(int reps) {
    int res = 0;
    for (int i = 0; i < reps; i++) {
      res +=

// GetControllerOfNoCopy returns a pointer to the controllerRef if controllee has a controller
func GetControllerOfNoCopy(controllee Object) *OwnerReference {
	refs := controllee.GetOwnerReferences()
	for i := range refs {
		if refs[i].Controller != nil && *refs[i].Controller {
			return &refs[i]
		}
	}
	return nil
}

// NewControllerRef creates an OwnerReference pointing to the given owner.

        name: istiod-1-16
        namespace: istio-system
        path: /inject
        port: 443
    failurePolicy: Fail
    matchPolicy: Equivalent
    name: rev.namespace.sidecar-injector.istio.io
    namespaceSelector:
      matchExpressions:
        - key: istio.io/rev
          operator: In
          values:
            - 1-16
        - key: istio-injection
          operator: DoesNotExist
    objectSelector:

  int length;

  private String originalString;

  @BeforeExperiment
  void setUp() {
    originalString = Strings.repeat("x", length);
  }

  @Benchmark
  void oldRepeat(long reps) {
    for (int i = 0; i < reps; i++) {
      String x = oldRepeat(originalString, count);
      if (x.length() != (originalString.length() * count)) {
        throw new RuntimeException("Wrong length: " + x);
      }
    }
  }

  int length;

  private String originalString;

  @BeforeExperiment
  void setUp() {
    originalString = Strings.repeat("x", length);
  }

  @Benchmark
  void oldRepeat(long reps) {
    for (int i = 0; i < reps; i++) {
      String x = oldRepeat(originalString, count);
      if (x.length() != (originalString.length() * count)) {
        throw new RuntimeException("Wrong length: " + x);
      }
    }
  }

  }

  @Benchmark
  int slowFactorial(int reps) {
    int tmp = 0;
    for (int i = 0; i < reps; i++) {
      int j = i & ARRAY_MASK;
      tmp += oldSlowFactorial(slowFactorials[j]).intValue();
    }
    return tmp;
  }

  @Benchmark
  int factorial(int reps) {
    int tmp = 0;
    for (int i = 0; i < reps; i++) {
      int j = i & ARRAY_MASK;

  @Benchmark
  long stopwatch(int reps) {
    long total = 0;
    for (int i = 0; i < reps; i++) {
      Stopwatch s = Stopwatch.createStarted();
      // here is where you would do something
      total += s.elapsed(TimeUnit.NANOSECONDS);
    }
    return total;
  }

  @Benchmark
  long manual(int reps) {
    long total = 0;
    for (int i = 0; i < reps; i++) {
      long start = System.nanoTime();

}

// PtraceSetRegSetArm64 sets the registers used by arm64 binaries.
func PtraceSetRegSetArm64(pid, addr int, regs *PtraceRegsArm64) error {
	iovec := Iovec{(*byte)(unsafe.Pointer(regs)), uint64(unsafe.Sizeof(*regs))}
	return ptracePtr(PTRACE_SETREGSET, pid, uintptr(addr), unsafe.Pointer(&iovec))

  }

  @Benchmark
  int asciiStringToUpperCase(int reps) {
    String string = noWorkToDo ? Ascii.toUpperCase(testString) : testString;

    int dummy = 0;
    for (int i = 0; i < reps; i++) {
      dummy += Ascii.toUpperCase(string).length();
    }
    return dummy;
  }

  @Benchmark
  int asciiCharSequenceToUpperCase(int reps) {