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1 | #------------------------------------------------------------------------------\r | |
2 | #\r | |
3 | # Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r | |
4 | # 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 | |
14 | # LongJump.S\r | |
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 | |
30 | ASM_GLOBAL ASM_PFX(InternalLongJump)\r | |
31 | ASM_PFX(InternalLongJump):\r | |
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 | |
41 | # load non-volatile fp registers\r | |
42 | ldmxcsr 0x50(%rcx)\r | |
43 | movdqu 0x58(%rcx), %xmm6\r | |
44 | movdqu 0x68(%rcx), %xmm7\r | |
45 | movdqu 0x78(%rcx), %xmm8\r | |
46 | movdqu 0x88(%rcx), %xmm9\r | |
47 | movdqu 0x98(%rcx), %xmm10\r | |
48 | movdqu 0xA8(%rcx), %xmm11\r | |
49 | movdqu 0xB8(%rcx), %xmm12\r | |
50 | movdqu 0xC8(%rcx), %xmm13\r | |
51 | movdqu 0xD8(%rcx), %xmm14\r | |
52 | movdqu 0xE8(%rcx), %xmm15 \r | |
53 | mov %rdx, %rax # set return value\r | |
54 | jmp *0x48(%rcx)\r |