import spock.lang.Issue

class ClosureInstrumentationIntegrationTest extends AbstractIntegrationSpec {
    @Issue("https://github.com/gradle/gradle/issues/28389")
    def "can instrument abstract closure classes"() {
        given:
        createDir("buildSrc") {
            dir("src/main/java") {
                file("MyBaseClosure.java") << """
                    import ${Closure.name};

}

// Private interface for the runtime.
const msanenabled = true

// If we are running on the system stack, the C program may have
// marked part of that stack as uninitialized. We don't instrument
// the runtime, but operations like a slice copy can call msanread
// anyhow for values on the stack. Just ignore msanread when running
// on the system stack. The other msan functions are fine.
//
//go:linkname msanread

# Test that coverage instrumentation is working. Without the instrumentation
# it is _extremely_ unlikely that the fuzzer would produce this particular
# input in any reasonable amount of time.

[short] skip
[!fuzz-instrumented] skip
env GOCACHE=$WORK/cache

# TODO(#51484): enabled debugging info to help diagnose a deadlock in the fuzzer
env GODEBUG=fuzzdebug=1
! go test -fuzz=FuzzCov -v
! stderr 'cov instrumentation working'

-- go.mod --

// Code generated by "stringer -type=osMetric -trimprefix=osMetric os-instrumented.go"; DO NOT EDIT.

package cmd

import "strconv"

func _() {
	// An "invalid array index" compiler error signifies that the constant values have changed.
	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[osMetricRemoveAll-0]
	_ = x[osMetricMkdirAll-1]
	_ = x[osMetricMkdir-2]
	_ = x[osMetricRename-3]
	_ = x[osMetricOpenFileW-4]

import static org.gradle.internal.classpath.TransformedClassPath.FileMarker.INSTRUMENTATION_CLASSPATH_MARKER

/**
 * A mutator that cleans up the artifact transform cache directory, but leaves folders with the instrumented jars.
 *
 * Since buildscript classpath instrumentation also uses artifact transforms, we can avoid
 * re-instrumenting jars by applying this mutator.
 *

 * limitations under the License.
 */

package org.gradle.internal.instrumentation.agent;

import org.gradle.internal.classloader.InstrumentingClassLoader;

import javax.annotation.Nullable;
import java.lang.instrument.ClassFileTransformer;
import java.security.ProtectionDomain;
import java.util.concurrent.atomic.AtomicBoolean;

class DefaultClassFileTransformer implements ClassFileTransformer {

//    MOVD    0(R10), g              // g = R30
//    MOVD    g_racectx(g), R3       // racectx == ThreadState

// func runtime·RaceRead(addr uintptr)
// Called from instrumented Go code
TEXT	runtime·raceread<ABIInternal>(SB), NOSPLIT, $0-8
	MOVD	R3, R4 // addr
	MOVD	LR, R5 // caller of this?
	// void __tsan_read(ThreadState *thr, void *addr, void *pc);
	MOVD	$__tsan_read(SB), R8

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.internal.time;

import java.util.concurrent.TimeUnit;

/**
 * Instruments for observing time.
 */
public abstract class Time {

    private static final Clock CLOCK = new MonotonicClock();

    /**
     * A clock that is guaranteed not to go backwards.
     *

 * which is a performance optimization. <p>
 *
 * Upon an invocation of {@link InstrumentableClosure#makeEffectivelyInstrumented} the instance must perform
 * all the delayed work and become "effectively instrumented".
 *
 * @see CallInterceptionClosureInstrumentingClassVisitor
 */
@NonNullApi
public interface InstrumentableClosure {
    void makeEffectivelyInstrumented();

#endif

// Load g from TLS. (See tls_arm64.s)
#define load_g \
	MRS_TPIDR_R0 \
	TP_ALIGN \
	MOVD    runtime·tls_g(SB), R11 \
	MOVD    (R0)(R11), g

// func runtime·raceread(addr uintptr)
// Called from instrumented code.
// Defined as ABIInternal so as to avoid introducing a wrapper,
// which would make caller's PC ineffective.
TEXT	runtime·raceread<ABIInternal>(SB), NOSPLIT, $0-8
	MOVD	R0, R1	// addr
	MOVD	LR, R2