xref: /freebsd/contrib/llvm-project/clang/lib/Headers/x86gprintrin.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1e8d8bef9SDimitry Andric /*===--------------- x86gprintrin.h - X86 GPR intrinsics ------------------===
2e8d8bef9SDimitry Andric  *
3e8d8bef9SDimitry Andric  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4e8d8bef9SDimitry Andric  * See https://llvm.org/LICENSE.txt for license information.
5e8d8bef9SDimitry Andric  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6e8d8bef9SDimitry Andric  *
7e8d8bef9SDimitry Andric  *===-----------------------------------------------------------------------===
8e8d8bef9SDimitry Andric  */
9e8d8bef9SDimitry Andric 
10e8d8bef9SDimitry Andric #ifndef __X86GPRINTRIN_H
11e8d8bef9SDimitry Andric #define __X86GPRINTRIN_H
12e8d8bef9SDimitry Andric 
13*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__HRESET__)
14e8d8bef9SDimitry Andric #include <hresetintrin.h>
15e8d8bef9SDimitry Andric #endif
16e8d8bef9SDimitry Andric 
17*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__UINTR__)
18e8d8bef9SDimitry Andric #include <uintrintrin.h>
19e8d8bef9SDimitry Andric #endif
20e8d8bef9SDimitry Andric 
21*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__USERMSR__)
225f757f3fSDimitry Andric #include <usermsrintrin.h>
235f757f3fSDimitry Andric #endif
245f757f3fSDimitry Andric 
25*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__CRC32__)
26349cc55cSDimitry Andric #include <crc32intrin.h>
27349cc55cSDimitry Andric #endif
28349cc55cSDimitry Andric 
29*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__PRFCHI__)
30bdd1243dSDimitry Andric #include <prfchiintrin.h>
31bdd1243dSDimitry Andric #endif
32bdd1243dSDimitry Andric 
33*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__RAOINT__)
34bdd1243dSDimitry Andric #include <raointintrin.h>
35bdd1243dSDimitry Andric #endif
36bdd1243dSDimitry Andric 
37*0fca6ea1SDimitry Andric #if !defined(__SCE__) || __has_feature(modules) || defined(__CMPCCXADD__)
38bdd1243dSDimitry Andric #include <cmpccxaddintrin.h>
39bdd1243dSDimitry Andric #endif
40bdd1243dSDimitry Andric 
41fcaf7f86SDimitry Andric #if defined(__i386__)
42bdd1243dSDimitry Andric #define __SAVE_GPRBX "mov {%%ebx, %%eax |eax, ebx};"
43bdd1243dSDimitry Andric #define __RESTORE_GPRBX "mov {%%eax, %%ebx |ebx, eax};"
44fcaf7f86SDimitry Andric #define __TMPGPR "eax"
45fcaf7f86SDimitry Andric #else
46fcaf7f86SDimitry Andric // When in 64-bit target, the 32-bit operands generate a 32-bit result,
47fcaf7f86SDimitry Andric // zero-extended to a 64-bit result in the destination general-purpose,
48fcaf7f86SDimitry Andric // It means "mov x %ebx" will clobber the higher 32 bits of rbx, so we
49fcaf7f86SDimitry Andric // should preserve the 64-bit register rbx.
50bdd1243dSDimitry Andric #define __SAVE_GPRBX "mov {%%rbx, %%rax |rax, rbx};"
51bdd1243dSDimitry Andric #define __RESTORE_GPRBX "mov {%%rax, %%rbx |rbx, rax};"
52fcaf7f86SDimitry Andric #define __TMPGPR "rax"
53fcaf7f86SDimitry Andric #endif
54fcaf7f86SDimitry Andric 
55fcaf7f86SDimitry Andric #define __SSC_MARK(__Tag)                                                      \
56fcaf7f86SDimitry Andric   __asm__ __volatile__( __SAVE_GPRBX                                           \
57349cc55cSDimitry Andric                        "mov {%0, %%ebx|ebx, %0}; "                             \
58349cc55cSDimitry Andric                        ".byte 0x64, 0x67, 0x90; "                              \
59fcaf7f86SDimitry Andric                         __RESTORE_GPRBX                                        \
60fcaf7f86SDimitry Andric                        ::"i"(__Tag)                                            \
61fcaf7f86SDimitry Andric                        :  __TMPGPR );
62349cc55cSDimitry Andric 
63e8d8bef9SDimitry Andric #endif /* __X86GPRINTRIN_H */
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