audk/MdePkg/Library/BaseLib/X64/SetJump.nasm

67 lines
2.0 KiB
NASM

;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
; This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php.
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; SetJump.Asm
;
; Abstract:
;
; Implementation of SetJump() on x64.
;
;------------------------------------------------------------------------------
DEFAULT REL
SECTION .text
extern ASM_PFX(InternalAssertJumpBuffer)
;------------------------------------------------------------------------------
; UINTN
; EFIAPI
; SetJump (
; OUT BASE_LIBRARY_JUMP_BUFFER *JumpBuffer
; );
;------------------------------------------------------------------------------
global ASM_PFX(SetJump)
ASM_PFX(SetJump):
push rcx
add rsp, -0x20
call ASM_PFX(InternalAssertJumpBuffer)
add rsp, 0x20
pop rcx
pop rdx
mov [rcx], rbx
mov [rcx + 8], rsp
mov [rcx + 0x10], rbp
mov [rcx + 0x18], rdi
mov [rcx + 0x20], rsi
mov [rcx + 0x28], r12
mov [rcx + 0x30], r13
mov [rcx + 0x38], r14
mov [rcx + 0x40], r15
mov [rcx + 0x48], rdx
; save non-volatile fp registers
stmxcsr [rcx + 0x50]
movdqu [rcx + 0x58], xmm6
movdqu [rcx + 0x68], xmm7
movdqu [rcx + 0x78], xmm8
movdqu [rcx + 0x88], xmm9
movdqu [rcx + 0x98], xmm10
movdqu [rcx + 0xA8], xmm11
movdqu [rcx + 0xB8], xmm12
movdqu [rcx + 0xC8], xmm13
movdqu [rcx + 0xD8], xmm14
movdqu [rcx + 0xE8], xmm15
xor rax, rax
jmp rdx