// arm64:-".*memequal"
	// ppc64x:-".*memequal"
	return a == b
}

func equalVarString4(a string) bool {
	b := string("ZZZZ")
	// amd64:-".*memequal"
	// arm64:-".*memequal"
	// ppc64x:-".*memequal"
	return a[:4] == b
}

func equalConstString8() bool {
	a := string("AAAAAAAA")
	b := string("ZZZZZZZZ")
	// amd64:-".*memequal"
	// arm64:-".*memequal"
	// ppc64x:-".*memequal"

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

#include "go_asm.h"
#include "textflag.h"

#define	CTXT	S10

// func memequal(a, b unsafe.Pointer, size uintptr) bool
TEXT runtime·memequal<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-25
	// X10 = a_base
	// X11 = b_base
	// X12 = size
	JMP	memequal<>(SB)

// func memequal_varlen(a, b unsafe.Pointer) bool
TEXT runtime·memequal_varlen<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-17

	bsink = []byte("0123456789ab")
}

// self-equality is always true. See issue 60777.
func EqualSelf(s string) bool {
	// amd64:`MOVL\t\$1, AX`,-`.*memequal.*`
	return s == s
}
func NotEqualSelf(s string) bool {
	// amd64:`XORL\tAX, AX`,-`.*memequal.*`
	return s != s
}

				k := (*stringStruct)(kptr)
				if k.len != key.len || isEmpty(b.tophash[i]) {
					if b.tophash[i] == emptyRest {
						break
					}
					continue
				}
				if k.str == key.str || memequal(k.str, key.str, uintptr(key.len)) {
					return add(unsafe.Pointer(b), dataOffset+abi.MapBucketCount*2*goarch.PtrSize+i*uintptr(t.ValueSize))
				}
			}
			return unsafe.Pointer(&zeroVal[0])
		}

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "go_asm.h"
#include "textflag.h"

#define	REGCTXT	R29

// memequal(a, b unsafe.Pointer, size uintptr) bool
TEXT runtime·memequal<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-25
	BEQ	R4, R5, eq
	ADDV	R4, R6, R7
	PCALIGN	$16
loop:
	BNE	R4, R7, test
	MOVV	$1, R4
	RET
test:

	{"runtime.memmove", 1},
	{"runtime.memclrNoHeapPointers", 1},
	{"runtime.memclrHasPointers", 1},
	{"runtime.memequal", 1},
	{"runtime.memequal0", 1},
	{"runtime.memequal8", 1},
	{"runtime.memequal16", 1},
	{"runtime.memequal32", 1},
	{"runtime.memequal64", 1},
	{"runtime.memequal128", 1},
	{"runtime.f32equal", 1},
	{"runtime.f64equal", 1},
	{"runtime.c64equal", 1},

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "go_asm.h"
#include "asm_amd64.h"
#include "textflag.h"

// memequal(a, b unsafe.Pointer, size uintptr) bool
TEXT runtime·memequal<ABIInternal>(SB),NOSPLIT,$0-25
	// AX = a    (want in SI)
	// BX = b    (want in DI)
	// CX = size (want in BX)
	CMPQ	AX, BX
	JNE	neq

// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "go_asm.h"
#include "textflag.h"

// memequal(a, b unsafe.Pointer, size uintptr) bool
TEXT runtime·memequal<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-25
	// short path to handle 0-byte case
	CBZ	R2, equal
	// short path to handle equal pointers
	CMP	R0, R1
	BEQ	equal

// in internal/bytealg/equal_*.s
//
// memequal should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/bytedance/sonic
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//
//go:linkname memequal
//go:noescape
func memequal(a, b unsafe.Pointer, size uintptr) bool

func memclrNoHeapPointers(ptr unsafe.Pointer, n uintptr)
func memclrHasPointers(ptr unsafe.Pointer, n uintptr)

func memequal(x, y *any, size uintptr) bool
func memequal0(x, y *any) bool
func memequal8(x, y *any) bool
func memequal16(x, y *any) bool
func memequal32(x, y *any) bool
func memequal64(x, y *any) bool
func memequal128(x, y *any) bool
func f32equal(p, q unsafe.Pointer) bool
func f64equal(p, q unsafe.Pointer) bool