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x86gprintrin.h (2275B) - Raw

      1 /*===--------------- x86gprintrin.h - X86 GPR intrinsics ------------------===
      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 __X86GPRINTRIN_H
     11 #define __X86GPRINTRIN_H
     12 
     13 #if !defined(__SCE__) || __has_feature(modules) || defined(__HRESET__)
     14 #include <hresetintrin.h>
     15 #endif
     16 
     17 #if !defined(__SCE__) || __has_feature(modules) || defined(__UINTR__)
     18 #include <uintrintrin.h>
     19 #endif
     20 
     21 #if !defined(__SCE__) || __has_feature(modules) || defined(__USERMSR__)
     22 #include <usermsrintrin.h>
     23 #endif
     24 
     25 #if !defined(__SCE__) || __has_feature(modules) || defined(__CRC32__)
     26 #include <crc32intrin.h>
     27 #endif
     28 
     29 #if !defined(__SCE__) || __has_feature(modules) || defined(__PRFCHI__)
     30 #include <prfchiintrin.h>
     31 #endif
     32 
     33 #if !defined(__SCE__) || __has_feature(modules) || defined(__RAOINT__)
     34 #include <raointintrin.h>
     35 #endif
     36 
     37 #if !defined(__SCE__) || __has_feature(modules) || defined(__CMPCCXADD__)
     38 #include <cmpccxaddintrin.h>
     39 #endif
     40 
     41 #if defined(__i386__)
     42 #define __SAVE_GPRBX "mov {%%ebx, %%eax |eax, ebx};"
     43 #define __RESTORE_GPRBX "mov {%%eax, %%ebx |ebx, eax};"
     44 #define __TMPGPR "eax"
     45 #else
     46 // When in 64-bit target, the 32-bit operands generate a 32-bit result,
     47 // zero-extended to a 64-bit result in the destination general-purpose,
     48 // It means "mov x %ebx" will clobber the higher 32 bits of rbx, so we
     49 // should preserve the 64-bit register rbx.
     50 #define __SAVE_GPRBX "mov {%%rbx, %%rax |rax, rbx};"
     51 #define __RESTORE_GPRBX "mov {%%rax, %%rbx |rbx, rax};"
     52 #define __TMPGPR "rax"
     53 #endif
     54 
     55 #define __SSC_MARK(__Tag)                                                      \
     56   __asm__ __volatile__( __SAVE_GPRBX                                           \
     57                        "mov {%0, %%ebx|ebx, %0}; "                             \
     58                        ".byte 0x64, 0x67, 0x90; "                              \
     59                         __RESTORE_GPRBX                                        \
     60                        ::"i"(__Tag)                                            \
     61                        :  __TMPGPR );
     62 
     63 #endif /* __X86GPRINTRIN_H */