Logan Chien | df4f766 | 2019-09-04 16:45:23 -0700 | [diff] [blame] | 1 | /*===---- xsaveintrin.h - XSAVE intrinsic ----------------------------------=== |
| 2 | * |
| 3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | * See https://llvm.org/LICENSE.txt for license information. |
| 5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | * |
| 7 | *===-----------------------------------------------------------------------=== |
| 8 | */ |
| 9 | |
| 10 | #ifndef __IMMINTRIN_H |
| 11 | #error "Never use <xsaveintrin.h> directly; include <immintrin.h> instead." |
| 12 | #endif |
| 13 | |
| 14 | #ifndef __XSAVEINTRIN_H |
| 15 | #define __XSAVEINTRIN_H |
| 16 | |
| 17 | #ifdef _MSC_VER |
| 18 | #define _XCR_XFEATURE_ENABLED_MASK 0 |
| 19 | #endif |
| 20 | |
| 21 | /* Define the default attributes for the functions in this file. */ |
| 22 | #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("xsave"))) |
| 23 | |
| 24 | static __inline__ void __DEFAULT_FN_ATTRS |
| 25 | _xsave(void *__p, unsigned long long __m) { |
| 26 | __builtin_ia32_xsave(__p, __m); |
| 27 | } |
| 28 | |
| 29 | static __inline__ void __DEFAULT_FN_ATTRS |
| 30 | _xrstor(void *__p, unsigned long long __m) { |
| 31 | __builtin_ia32_xrstor(__p, __m); |
| 32 | } |
| 33 | |
| 34 | #ifndef _MSC_VER |
| 35 | #define _xgetbv(A) __builtin_ia32_xgetbv((long long)(A)) |
| 36 | #define _xsetbv(A, B) __builtin_ia32_xsetbv((unsigned int)(A), (unsigned long long)(B)) |
| 37 | #else |
| 38 | #ifdef __cplusplus |
| 39 | extern "C" { |
| 40 | #endif |
| 41 | unsigned __int64 __cdecl _xgetbv(unsigned int); |
| 42 | void __cdecl _xsetbv(unsigned int, unsigned __int64); |
| 43 | #ifdef __cplusplus |
| 44 | } |
| 45 | #endif |
| 46 | #endif /* _MSC_VER */ |
| 47 | |
| 48 | #ifdef __x86_64__ |
| 49 | static __inline__ void __DEFAULT_FN_ATTRS |
| 50 | _xsave64(void *__p, unsigned long long __m) { |
| 51 | __builtin_ia32_xsave64(__p, __m); |
| 52 | } |
| 53 | |
| 54 | static __inline__ void __DEFAULT_FN_ATTRS |
| 55 | _xrstor64(void *__p, unsigned long long __m) { |
| 56 | __builtin_ia32_xrstor64(__p, __m); |
| 57 | } |
| 58 | |
| 59 | #endif |
| 60 | |
| 61 | #undef __DEFAULT_FN_ATTRS |
| 62 | |
| 63 | #endif |