package org.gradle.kotlin.dsl.concurrent

import java.util.concurrent.ArrayBlockingQueue
import java.util.concurrent.TimeUnit


internal
class EventLoop<T>(
    name: String = "Gradle Kotlin DSL Event Loop",
    val loop: (() -> T?) -> Unit
) {

    fun accept(event: T): Boolean {
        if (q.offer(event, offerTimeoutMillis, TimeUnit.MILLISECONDS)) {
            consumer.poke()
            return true
        }

			fmt.Fprintln(os.Stderr, "no panic from segv")
			os.Exit(1)
		}
	}()
	*P = 0
	fmt.Fprintln(os.Stderr, "continued after segv")
	os.Exit(1)
}

// Noop ensures that the Go runtime is initialized.
//
//export Noop
func Noop() {
}

// Raise SIGPIPE.
//
//export GoRaiseSIGPIPE
func GoRaiseSIGPIPE() {
	C.CRaiseSIGPIPE()
}

func main() {

// since 4 values are processed for each
// loop iteration, and is guaranteed to be > 0.
// If other callers are added this function might
// need to change.
TEXT addMulVVWx<>(SB), NOSPLIT, $0
	MOVD	z+0(FP), R3
	MOVD	x+8(FP), R4
	MOVD	y+16(FP), R5

	MOVD	$0, R9		// R9 = c = 0
	MOVD	R6, CTR		// Initialize loop counter
	PCALIGN	$16

loop:
	MOVD	0(R4), R14	// x[i]
	MOVD	8(R4), R16	// x[i+1]

// getLoopDeviceFromSysfs finds the backing file for a loop
// device from sysfs via "/sys/block/loop*/loop/backing_file".
func getLoopDeviceFromSysfs(path string) (string, error) {
	// If the file is a symlink.
	realPath, err := filepath.EvalSymlinks(path)
	if err != nil {
		return "", fmt.Errorf("failed to evaluate path %s: %s", path, err)
	}

	devices, err := filepath.Glob("/sys/block/loop*")
	if err != nil {

    %control_2 = tf_executor.island wraps "tf.NoOp"() {_pivot_for_cluster = "cluster", device = ""} : () -> ()
    // CHECK: %control_3 = tf_executor.island(%control_2) wraps "tf.NoOp"() {_tpu_replicate = "cluster", device = ""} : () -> ()
    %control_3 = tf_executor.island(%control_2) wraps "tf.NoOp"() {_replication_info = "cluster", _xla_compile_device_type = "TPU", device = ""} : () -> ()

	MOVBZ  ·useAsm(SB), R4
	LMG    dig+0(FP), R1, R3            // R2 = &p[0], R3 = len(p)
	MOVBZ  $1, R0                       // SHA-1 function code
	CMPBEQ R4, $0, generic

loop:
	KIMD R0, R2      // compute intermediate message digest (KIMD)
	BVS  loop        // continue if interrupted
	RET

generic:

	// will clobber the test pattern created by the caller
	ADDQ	$(1024 * 8), SP

	// Ask signaller to setgid
	MOVL	$1, ·Baton(SB)

	// Wait for setgid completion
loop:
	PAUSE
	MOVL	·Baton(SB), AX
	CMPL	AX, $0
	JNE	loop

	// Restore stack
	SUBQ	$(1024 * 8), SP

// Verify that constant definition loops are caught during
// typechecking and that the errors print correctly.

package main

const A = 1 + B // ERROR "constant definition loop\n.*A uses B\n.*B uses C\n.*C uses A|initialization cycle"
const B = C - 1 // ERROR "constant definition loop\n.*B uses C\n.*C uses B|initialization cycle"

		return true
	})
	return nil, nil
}

// reportCaptured reports a diagnostic stating a loop variable
// has been captured by a func literal if checkStmt has escaping
// references to vars. vars is expected to be variables updated by a loop statement,
// and checkStmt is expected to be a statements from the body of a func literal in the loop.
func reportCaptured(pass *analysis.Pass, vars []types.Object, checkStmt ast.Stmt) {

	// will clobber the test pattern created by the caller
	ADDL	$(1024 * 8), SP

	// Ask signaller to setgid
	MOVL	$1, (BX)

	// Wait for setgid completion
loop:
	PAUSE
	MOVL	(BX), AX
	CMPL	AX, $0
	JNE	loop

	// Restore stack
	SUBL	$(1024 * 8), SP