// Copyright 2023 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

.global musl_glibc_longjmp
.type musl_glibc_longjmp,@function
musl_glibc_longjmp:
	// IHI0055B_aapcs64.pdf 5.1.1, 5.1.2 callee saved registers
	ldp x19, x20, [x0,#0]
	ldp x21, x22, [x0,#16]
	ldp x23, x24, [x0,#32]
	ldp x25, x26, [x0,#48]
	ldp x27, x28, [x0,#64]
	ldp x29, x30, [x0,#80]
	ldr x2, [x0,#104]
	mov sp, x2
	ldp d8 , d9, [x0,#112]
	ldp d10, d11, [x0,#128]
	ldp d12, d13, [x0,#144]
	ldp d14, d15, [x0,#160]

	mov x0, x1
	cbnz x1, 1f
	mov x0, #1
1:	br x30