LongJump.asm revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
;------------------------------------------------------------------------------
;
; 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
;
; 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:
;
;
; Abstract:
;
; Implementation of _LongJump() on x64.
;
;------------------------------------------------------------------------------
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; InternalLongJump (
; IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer,
; IN UINTN Value
; );
;------------------------------------------------------------------------------
InternalLongJump PROC
mov rbx, [rcx]
mov rsp, [rcx + 8]
mov rbp, [rcx + 10h]
mov rdi, [rcx + 18h]
mov rsi, [rcx + 20h]
mov r12, [rcx + 28h]
mov r13, [rcx + 30h]
mov r14, [rcx + 38h]
mov r15, [rcx + 40h]
; load non-volatile fp registers
ldmxcsr [rcx + 50h]
movdqu xmm6, [rcx + 58h]
movdqu xmm7, [rcx + 68h]
movdqu xmm8, [rcx + 78h]
movdqu xmm9, [rcx + 88h]
movdqu xmm10, [rcx + 98h]
movdqu xmm11, [rcx + 0A8h]
movdqu xmm12, [rcx + 0B8h]
movdqu xmm13, [rcx + 0C8h]
movdqu xmm14, [rcx + 0D8h]
movdqu xmm15, [rcx + 0E8h]
mov rax, rdx ; set return value
jmp qword ptr [rcx + 48h]
InternalLongJump ENDP
END