[mirror_edk2.git] / MdePkg / Library / BaseLib / X64 / LongJump.S

#------------------------------------------------------------------------------\r
#\r
# Copyright (c) 2006 - 2008, Intel Corporation\r
# All rights reserved. This program and the accompanying materials\r
# are licensed and made available under the terms and conditions of the BSD License\r
# which accompanies this distribution.  The full text of the license may be found at\r
# http://opensource.org/licenses/bsd-license.php\r
#\r
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
#\r
# Module Name:\r
#\r
#   LongJump.S\r
#\r
# Abstract:\r
#\r
#   Implementation of _LongJump() on x64.\r
#\r
#------------------------------------------------------------------------------\r
\r
#------------------------------------------------------------------------------\r
# VOID\r
# EFIAPI\r
# InternalLongJump (\r
#   IN      BASE_LIBRARY_JUMP_BUFFER  *JumpBuffer,\r
#   IN      UINTN                     Value\r
#   );\r
#------------------------------------------------------------------------------\r
.global ASM_PFX(InternalLongJump)\r
ASM_PFX(InternalLongJump):\r
    mov     (%rcx), %rbx\r
    mov     0x8(%rcx), %rsp\r
    mov     0x10(%rcx), %rbp\r
    mov     0x18(%rcx), %rdi\r
    mov     0x20(%rcx), %rsi\r
    mov     0x28(%rcx), %r12\r
    mov     0x30(%rcx), %r13\r
    mov     0x38(%rcx), %r14\r
    mov     0x40(%rcx), %r15\r
    mov     %rdx, %rax          # set return value\r
    jmp     *0x48(%rcx)\r
Commit	Line	Data
f1baef62	1	#------------------------------------------------------------------------------\r
f1baef62	2	#\r
373ade0e	3	# Copyright (c) 2006 - 2008, Intel Corporation\r
f1baef62	4	# All rights reserved. This program and the accompanying materials\r
	5	# are licensed and made available under the terms and conditions of the BSD License\r
	6	# which accompanies this distribution. The full text of the license may be found at\r
	7	# http://opensource.org/licenses/bsd-license.php\r
	8	#\r
	9	# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	10	# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	11	#\r
	12	# Module Name:\r
	13	#\r
c2049caa	14	# LongJump.S\r
f1baef62	15	#\r
	16	# Abstract:\r
	17	#\r
	18	# Implementation of _LongJump() on x64.\r
	19	#\r
	20	#------------------------------------------------------------------------------\r
	21	\r
	22	#------------------------------------------------------------------------------\r
	23	# VOID\r
	24	# EFIAPI\r
	25	# InternalLongJump (\r
	26	# IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer,\r
	27	# IN UINTN Value\r
	28	# );\r
	29	#------------------------------------------------------------------------------\r
85c25283	30	.global ASM_PFX(InternalLongJump)\r
85c25283	31	ASM_PFX(InternalLongJump):\r
f1baef62	32	mov (%rcx), %rbx\r
	33	mov 0x8(%rcx), %rsp\r
	34	mov 0x10(%rcx), %rbp\r
	35	mov 0x18(%rcx), %rdi\r
	36	mov 0x20(%rcx), %rsi\r
	37	mov 0x28(%rcx), %r12\r
	38	mov 0x30(%rcx), %r13\r
	39	mov 0x38(%rcx), %r14\r
	40	mov 0x40(%rcx), %r15\r
2faf4da5	41	mov %rdx, %rax # set return value\r
f1baef62	42	jmp *0x48(%rcx)\r