go test -short -cover -covermode=atomic -coverpkg=coverdep/p1 coverdep

# In addition to the above, test to make sure there is no funny
# business if we try "go test -cover" in atomic mode targeting
# sync/atomic itself (see #57445). Just a short test run is needed
# since we're mainly interested in making sure the test builds and can
# execute at least one test.

go test -short -covermode=atomic -run=TestStoreInt64 sync/atomic

func (l *Init) Do(f func() error) error {
	if atomic.LoadUint32(&l.done) == 0 {
		return l.do(f)
	}
	return nil
}

func (l *Init) do(f func() error) error {
	l.m.Lock()
	defer l.m.Unlock()
	if atomic.LoadUint32(&l.done) == 0 {
		if err := f(); err != nil {
			return err
		}
		// Mark as done only when f() is successful
		atomic.StoreUint32(&l.done, 1)
	}
	return nil
}

	var ready, ready2 uint32
	go func() {
		for {
			atomic.StoreUint32(&ready, 1)
			dummy()
			dummy()
		}
	}()
	// Also start one with a frameless function.
	// This is an especially interesting case for
	// LR machines.
	go func() {
		atomic.AddUint32(&ready2, 1)
		frameless()
	}()
	// Also test empty infinite loop.
	go func() {
		atomic.AddUint32(&ready2, 1)
		for {
		}
	}()

	a := (*uint64)(unsafe.Pointer(mem))
	if *a != 0 {
		t.Fatalf("bad atomic value: %v, want 0", *a)
	}
	atomic.AddUint64(a, 1)
	if *a != 1 {
		t.Fatalf("bad atomic value: %v, want 1", *a)
	}
	atomic.AddUint64(a, 1)
	if *a != 2 {
		t.Fatalf("bad atomic value: %v, want 2", *a)
	}

package main

import (
	"sync"
	"sync/atomic"
)

var wg sync.WaitGroup

type S struct {
	i1, i2 int32
}

var done int32

func (s S) Check(v1, v2 int32) {
	for {
		if g1 := atomic.LoadInt32(&s.i1); v1 != g1 {
			panic(g1)
		}
		if g2 := atomic.LoadInt32(&s.i2); v2 != g2 {
			panic(g2)
		}
		if atomic.LoadInt32(&done) != 0 {
			break
		}
	}
	wg.Done()
}

		_ = http.ListenAndServe(":"+constants.ReadinessPort, router)
	}()

	return
}

func initRouter(router *http.ServeMux) (installReady *atomic.Value, watchReady *atomic.Value) {
	installReady = &atomic.Value{}
	watchReady = &atomic.Value{}
	installReady.Store(false)
	watchReady.Store(false)

	router.HandleFunc(constants.LivenessEndpoint, healthz)
	router.HandleFunc(constants.ReadinessEndpoint, readyz(installReady, watchReady))

	return

// implementations for all architectures.
package atomic_test

import (
	"internal/runtime/atomic"
	"testing"
)

func TestAnd32(t *testing.T) {
	// Basic sanity check.
	x := uint32(0xffffffff)
	for i := uint32(0); i < 32; i++ {
		old := x
		v := atomic.And32(&x, ^(1 << i))
		if r := uint32(0xffffffff) << (i + 1); x != r || v != old {

//go:nosplit
func (th *vdsoTimehands) getHPETTimecounter() (uint32, bool) {
	idx := int(th.x86_hpet_idx)
	if idx >= len(hpetDevMap) {
		return 0, false
	}

	p := atomic.Loaduintptr(&hpetDevMap[idx])
	if p == 0 {
		systemstack(func() { initHPETTimecounter(idx) })
		p = atomic.Loaduintptr(&hpetDevMap[idx])
	}
	if p == ^uintptr(0) {
		return 0, false
	}
	return *(*uint32)(unsafe.Pointer(p + _HPET_MAIN_COUNTER)), true
}

// license that can be found in the LICENSE file.

// Test escape analysis for sync/atomic.

package escape

import (
	"sync/atomic"
	"unsafe"
)

// BAD: should be "leaking param: addr to result ~r1 level=1$".
func LoadPointer(addr *unsafe.Pointer) unsafe.Pointer { // ERROR "leaking param: addr$"
	return atomic.LoadPointer(addr)
}

var ptr unsafe.Pointer

func StorePointer() {

	entryIface, ok := c.m.Load(key)
	if !ok {
		entryIface, _ = c.m.LoadOrStore(key, new(cacheEntry))
	}
	e := entryIface.(*cacheEntry)
	if atomic.LoadUint32(&e.done) == 0 {
		e.mu.Lock()
		if atomic.LoadUint32(&e.done) == 0 {
			e.result = f()
			atomic.StoreUint32(&e.done, 1)
		}
		e.mu.Unlock()
	}
	return e.result
}

// Get returns the cached result associated with key.