linux/tools/testing/selftests/sgx/call.S

/* SPDX-License-Identifier: GPL-2.0 */
/**
* Copyright(c) 2016-20 Intel Corporation.
*/

	.text

	.global sgx_enter_enclave
sgx_enter_enclave:
	.cfi_startproc
	push	%r15
	.cfi_adjust_cfa_offset	8
	.cfi_rel_offset		%r15, 0
	push	%r14
	.cfi_adjust_cfa_offset	8
	.cfi_rel_offset		%r14, 0
	push	%r13
	.cfi_adjust_cfa_offset	8
	.cfi_rel_offset		%r13, 0
	push	%r12
	.cfi_adjust_cfa_offset	8
	.cfi_rel_offset		%r12, 0
	push	%rbx
	.cfi_adjust_cfa_offset	8
	.cfi_rel_offset		%rbx, 0
	push	$0
	.cfi_adjust_cfa_offset	8
	push	0x38(%rsp)
	.cfi_adjust_cfa_offset	8
	call	*vdso_sgx_enter_enclave(%rip)
	add	$0x10, %rsp
	.cfi_adjust_cfa_offset	-0x10
	pop	%rbx
	.cfi_adjust_cfa_offset	-8
	pop	%r12
	.cfi_adjust_cfa_offset	-8
	pop	%r13
	.cfi_adjust_cfa_offset	-8
	pop	%r14
	.cfi_adjust_cfa_offset	-8
	pop	%r15
	.cfi_adjust_cfa_offset	-8
	ret
	.cfi_endproc