| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 2010 LunarG Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Chia-I Wu <olv@lunarg.com> |
| */ |
| |
| #ifdef __CET__ |
| #define ENDBR "endbr64\n\t" |
| #else |
| #define ENDBR |
| #endif |
| |
| #ifdef HAVE_FUNC_ATTRIBUTE_VISIBILITY |
| #define HIDDEN __attribute__((visibility("hidden"))) |
| #else |
| #define HIDDEN |
| #endif |
| |
| __asm__(".text\n" |
| ".balign 32\n" |
| "x86_64_entry_start:"); |
| |
| #define STUB_ASM_ENTRY(func) \ |
| ".globl " func "\n" \ |
| ".type " func ", @function\n" \ |
| ".balign 32\n" \ |
| func ":" |
| |
| #ifndef __ILP32__ |
| |
| #define STUB_ASM_CODE(slot) \ |
| ENDBR \ |
| "movq _glapi_tls_Dispatch@GOTTPOFF(%rip), %rax\n\t" \ |
| "movq %fs:(%rax), %r11\n\t" \ |
| "jmp *(8 * " slot ")(%r11)" |
| |
| #else |
| |
| #define STUB_ASM_CODE(slot) \ |
| ENDBR \ |
| "movq _glapi_tls_Dispatch@GOTTPOFF(%rip), %rax\n\t" \ |
| "movl %fs:(%rax), %r11d\n\t" \ |
| "movl 4*" slot "(%r11d), %r11d\n\t" \ |
| "jmp *%r11" |
| |
| #endif |
| |
| #define MAPI_TMP_STUB_ASM_GCC |
| #include "mapi_tmp.h" |
| |
| #ifndef MAPI_MODE_BRIDGE |
| |
| #include <string.h> |
| |
| void |
| entry_patch_public(void) |
| { |
| } |
| |
| extern char |
| x86_64_entry_start[] HIDDEN; |
| |
| mapi_func |
| entry_get_public(int slot) |
| { |
| return (mapi_func) (x86_64_entry_start + slot * 32); |
| } |
| |
| |
| #endif /* MAPI_MODE_BRIDGE */ |