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

//go:build mips || mipsle

#include "textflag.h"

// bool Cas(int32 *val, int32 old, int32 new)
// Atomically:
//	if(*val == old){
//		*val = new;
//		return 1;
//	} else
//		return 0;
TEXT ·Cas(SB),NOSPLIT,$0-13
	MOVW	ptr+0(FP), R1
	MOVW	old+4(FP), R2
	MOVW	new+8(FP), R5
	SYNC
try_cas:
	MOVW	R5, R3
	LL	(R1), R4	// R4 = *R1
	BNE	R2, R4, cas_fail

	newHPA := obj.(*autoscaling.HorizontalPodAutoscaler)
	oldHPA := old.(*autoscaling.HorizontalPodAutoscaler)
	// Update is not allowed to set status
	newHPA.Status = oldHPA.Status
}

// ValidateUpdate is the default update validation for an end user.
func (autoscalerStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {

//
//go:nosplit
func (u *UnsafePointer) CompareAndSwapNoWB(old, new unsafe.Pointer) bool {
	return Casp1(&u.value, old, new)
}

// CompareAndSwap atomically compares u's value with old,
// and if they're equal, swaps u's value with new.
// It reports whether the swap ran.
func (u *UnsafePointer) CompareAndSwap(old, new unsafe.Pointer) bool {
	return casPointer(&u.value, old, new)
}

			}

			err := func(obj, old *flowcontrol.PriorityLevelConfiguration) field.ErrorList {
				if old == nil {
					return Strategy.Validate(ctx, obj) // for create operation
				}
				return Strategy.ValidateUpdate(ctx, obj, old) // for update operation
			}(internal, test.old)

			if !cmp.Equal(test.errExpected, err) {

}

func (s strategy) ValidateUpdate(ctx context.Context, new, old runtime.Object) field.ErrorList {
	newBundle := new.(*storagemigration.StorageVersionMigration)
	oldBundle := old.(*storagemigration.StorageVersionMigration)
	return svmvalidation.ValidateStorageVersionMigrationUpdate(newBundle, oldBundle)
}

func (strategy) WarningsOnUpdate(ctx context.Context, obj, old runtime.Object) []string {
	return nil
}

//go:build mips64 || mips64le

#include "textflag.h"

#define SYNC	WORD $0xf

// bool cas(uint32 *ptr, uint32 old, uint32 new)
// Atomically:
//	if(*val == old){
//		*val = new;
//		return 1;
//	} else
//		return 0;
TEXT ·Cas(SB), NOSPLIT, $0-17
	MOVV	ptr+0(FP), R1
	MOVW	old+8(FP), R2
	MOVW	new+12(FP), R5
	SYNC
cas_again:
	MOVV	R5, R3
	LL	(R1), R4
	BNE	R2, R4, cas_fail
	SC	R3, (R1)

		old := uint32(addr.Swap(int32(new)))
		if old>>16 != old<<16>>16 {
			panic(fmt.Sprintf("SwapInt32 is not atomic: %v", old))
		}
	}
}

func hammerSwapUint32(addr *uint32, count int) {
	seed := int(uintptr(unsafe.Pointer(&count)))
	for i := 0; i < count; i++ {
		new := uint32(seed+i)<<16 | uint32(seed+i)<<16>>16
		old := SwapUint32(addr, new)

	newScheduling := obj.(*resource.PodSchedulingContext)
	oldScheduling := old.(*resource.PodSchedulingContext)
	newScheduling.Status = oldScheduling.Status
}

func (podSchedulingStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
	newScheduling := obj.(*resource.PodSchedulingContext)
	oldScheduling := old.(*resource.PodSchedulingContext)

import "unsafe"

//go:noescape
func Cas(ptr *uint32, old, new uint32) bool

// NO go:noescape annotation; see atomic_pointer.go.
func Casp1(ptr *unsafe.Pointer, old, new unsafe.Pointer) bool

//go:noescape
func Casint32(ptr *int32, old, new int32) bool

//go:noescape
func Casint64(ptr *int64, old, new int64) bool

//go:noescape
func Casuintptr(ptr *uintptr, old, new uintptr) bool

//go:noescape

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

#include "textflag.h"
#include "funcdata.h"

// bool Cas(int32 *val, int32 old, int32 new)
// Atomically:
//	if(*val == old){
//		*val = new;
//		return 1;
//	}else
//		return 0;
TEXT ·Cas(SB), NOSPLIT, $0-13
	MOVL	ptr+0(FP), BX
	MOVL	old+4(FP), AX
	MOVL	new+8(FP), CX
	LOCK
	CMPXCHGL	CX, 0(BX)
	SETEQ	ret+12(FP)
	RET

TEXT ·Casint32(SB), NOSPLIT, $0-13