}

// Atomic add and return new value.
//
//go:nosplit
func Xadd(val *uint32, delta int32) uint32 {
	for {
		oval := *val
		nval := oval + uint32(delta)
		if Cas(val, oval, nval) {
			return nval
		}
	}
}

//go:noescape
func Xadduintptr(ptr *uintptr, delta uintptr) uintptr

//go:nosplit
func Xchg(addr *uint32, v uint32) uint32 {
	for {
		old := *addr

				//    if delta < 0 and x+delta cannot underflow, then x > w
				// This is useful for loops with bounds "len(slice)-K" (delta = -K)
				if delta < 0 && !underflow {
					ft.update(parent, x, w, signed, r)
				}
			} else {
				// With w,delta constants, we want to derive: x+delta > w  ⇒  x > w-delta
				//
				// We compute (using integers of the correct size):
				//    min = w - delta
				//    max = MaxInt - delta
				//

//go:build ppc64 || ppc64le

package atomic

import "unsafe"

//go:noescape
func Xadd(ptr *uint32, delta int32) uint32

//go:noescape
func Xadd64(ptr *uint64, delta int64) uint64

//go:noescape
func Xadduintptr(ptr *uintptr, delta uintptr) uintptr

//go:noescape
func Xchg(ptr *uint32, new uint32) uint32

//go:noescape
func Xchg64(ptr *uint64, new uint64) uint64

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

package atomic

import "unsafe"

//go:noescape
func Xadd(ptr *uint32, delta int32) uint32

//go:noescape
func Xadd64(ptr *uint64, delta int64) uint64

//go:noescape
func Xadduintptr(ptr *uintptr, delta uintptr) uintptr

//go:noescape
func Xchg(ptr *uint32, new uint32) uint32

//go:noescape
func Xchg64(ptr *uint64, new uint64) uint64

  EXPECT_TRUE(result.ok());
  EXPECT_EQ(compilation_status.Delta(kMlirCombinedMlirSuccess), 1);
  EXPECT_EQ(compilation_status.Delta(kMlirCombinedMlirFailure), 0);
  EXPECT_EQ(compilation_status.Delta(kMlirCombinedOldSuccess), 1);
  EXPECT_EQ(compilation_status.Delta(kMlirCombinedOldFailure), 0);
  // Old bridge should never be called at all.
  EXPECT_EQ(compilation_status.Delta(kOldBridgeMlirFilteredFailure), 0);

//go:nosplit
func (i *Int32) Swap(new int32) int32 {
	return Xchgint32(&i.value, new)
}

// Add adds delta to i atomically, returning
// the new updated value.
//
// This operation wraps around in the usual
// two's-complement way.
//
//go:nosplit
func (i *Int32) Add(delta int32) int32 {
	return Xaddint32(&i.value, delta)
}

// Int64 is an atomically accessed int64 value.
//

		log.Debugf("failed to create delta upstream grpc client: %v", err)
		// Increase metric when xds connection error, for example: forgot to restart ingressgateway or sidecar after changing root CA.
		metrics.IstiodConnectionErrors.Increment()
		return err
	}
	log.Infof("connected to delta upstream XDS server: %s", p.istiodAddress)
	defer log.Debugf("disconnected from delta XDS server: %s", p.istiodAddress)

	_ = *addr

	spinLock(&lock.state)
}

//go:nosplit
func unlock() {
	spinUnlock(&lock.state)
}

//go:nosplit
func Xadd64(addr *uint64, delta int64) (new uint64) {
	lockAndCheck(addr)

	new = *addr + uint64(delta)
	*addr = new

	unlock()
	return
}

//go:nosplit
func Xchg64(addr *uint64, new uint64) (old uint64) {
	lockAndCheck(addr)

	old = *addr
	*addr = new

	"unsafe"
)

const (
	offsetARM64HasATOMICS = unsafe.Offsetof(cpu.ARM64.HasATOMICS)
)

//go:noescape
func Xadd(ptr *uint32, delta int32) uint32

//go:noescape
func Xadd64(ptr *uint64, delta int64) uint64

//go:noescape
func Xadduintptr(ptr *uintptr, delta uintptr) uintptr

//go:noescape
func Xchg(ptr *uint32, new uint32) uint32

//go:noescape
func Xchg64(ptr *uint64, new uint64) uint64

}

//go:nosplit
//go:noinline
func LoadAcquintptr(ptr *uintptr) uintptr {
	return *ptr
}

//go:noescape
func Xadd64(ptr *uint64, delta int64) uint64

//go:noescape
func Xadduintptr(ptr *uintptr, delta uintptr) uintptr

//go:noescape
func Xadd(ptr *uint32, delta int32) uint32

//go:noescape
func Xchg64(ptr *uint64, new uint64) uint64

//go:noescape
func Xchg(ptr *uint32, new uint32) uint32