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| 1 | /* Mach thread state definitions for machine-independent code. i386 version. |
|---|---|
| 2 | Copyright (C) 1994-2022 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <https://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #ifndef _MACH_I386_THREAD_STATE_H |
| 20 | #define _MACH_I386_THREAD_STATE_H 1 |
| 21 | |
| 22 | #include <mach/machine/thread_status.h> |
| 23 | |
| 24 | /* This lets the kernel define segments for a new thread. */ |
| 25 | #define MACHINE_NEW_THREAD_STATE_FLAVOR i386_THREAD_STATE |
| 26 | /* This makes the kernel load our segments descriptors. */ |
| 27 | #define MACHINE_THREAD_STATE_FLAVOR i386_REGS_SEGS_STATE |
| 28 | #define MACHINE_THREAD_STATE_COUNT i386_THREAD_STATE_COUNT |
| 29 | |
| 30 | #define machine_thread_state i386_thread_state |
| 31 | |
| 32 | #define PC eip |
| 33 | #define SP uesp |
| 34 | #define SYSRETURN eax |
| 35 | |
| 36 | #define MACHINE_THREAD_STATE_FIX_NEW(ts) do { \ |
| 37 | asm ("mov %%cs, %w0" : "=q" ((ts)->cs)); \ |
| 38 | asm ("mov %%ds, %w0" : "=q" ((ts)->ds)); \ |
| 39 | asm ("mov %%es, %w0" : "=q" ((ts)->es)); \ |
| 40 | asm ("mov %%fs, %w0" : "=q" ((ts)->fs)); \ |
| 41 | asm ("mov %%gs, %w0" : "=q" ((ts)->gs)); \ |
| 42 | } while(0) |
| 43 | |
| 44 | struct machine_thread_all_state |
| 45 | { |
| 46 | int set; /* Mask of bits (1 << FLAVOR). */ |
| 47 | struct i386_thread_state basic; |
| 48 | struct i386_float_state fpu; |
| 49 | }; |
| 50 | |
| 51 | #include <sysdeps/mach/thread_state.h> |
| 52 | |
| 53 | #endif /* mach/i386/thread_state.h */ |
| 54 |
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