1/* Epilogue stub for 64-bit ms/sysv clobbers: restore and return 2 Copyright (C) 2016-2022 Free Software Foundation, Inc. 3 Contributed by Daniel Santos <daniel.santos@pobox.com> 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 3, or (at your option) 10any later version. 11 12GCC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17Under Section 7 of GPL version 3, you are granted additional 18permissions described in the GCC Runtime Library Exception, version 193.1, as published by the Free Software Foundation. 20 21You should have received a copy of the GNU General Public License and 22a copy of the GCC Runtime Library Exception along with this program; 23see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 24<http://www.gnu.org/licenses/>. */ 25 26#include <cet.h> 27 28#ifdef __x86_64__ 29#include "i386-asm.h" 30 31/* Epilogue routine for restoring 64-bit ms/sysv registers and returning from 32 * function. */ 33 34 .text 35 cfi_startproc() 36 cfi_def_cfa(%r10, 8) 37MS2SYSV_STUB_BEGIN(resms64x_18) 38 mov -0x70(%rsi),%r15 39MS2SYSV_STUB_BEGIN(resms64x_17) 40 mov -0x68(%rsi),%r14 41MS2SYSV_STUB_BEGIN(resms64x_16) 42 mov -0x60(%rsi),%r13 43MS2SYSV_STUB_BEGIN(resms64x_15) 44 mov -0x58(%rsi),%r12 45MS2SYSV_STUB_BEGIN(resms64x_14) 46 mov -0x50(%rsi),%rbp 47MS2SYSV_STUB_BEGIN(resms64x_13) 48 mov -0x48(%rsi),%rbx 49MS2SYSV_STUB_BEGIN(resms64x_12) 50 mov -0x40(%rsi),%rdi 51 SSE_RESTORE 52 mov -0x38(%rsi),%rsi 53 mov %r10,%rsp 54 cfi_def_cfa_register(%rsp) 55 ret 56 cfi_endproc() 57MS2SYSV_STUB_END(resms64x_12) 58MS2SYSV_STUB_END(resms64x_13) 59MS2SYSV_STUB_END(resms64x_14) 60MS2SYSV_STUB_END(resms64x_15) 61MS2SYSV_STUB_END(resms64x_16) 62MS2SYSV_STUB_END(resms64x_17) 63MS2SYSV_STUB_END(resms64x_18) 64 65#endif /* __x86_64__ */ 66 67#if defined(__ELF__) && defined(__linux__) 68 .section .note.GNU-stack,"",@progbits 69 .previous 70#endif 71