Branch data     Line data    Source code

       1                 :             : /* Subroutines for the JIT front end on the x86 architecture.
       2                 :             :    Copyright (C) 2023 Free Software Foundation, Inc.
       3                 :             : 
       4                 :             : GCC is free software; you can redistribute it and/or modify
       5                 :             : it under the terms of the GNU General Public License as published by
       6                 :             : the Free Software Foundation; either version 3, or (at your option)
       7                 :             : any later version.
       8                 :             : 
       9                 :             : GCC is distributed in the hope that it will be useful,
      10                 :             : but WITHOUT ANY WARRANTY; without even the implied warranty of
      11                 :             : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12                 :             : GNU General Public License for more details.
      13                 :             : 
      14                 :             : You should have received a copy of the GNU General Public License
      15                 :             : along with GCC; see the file COPYING3.  If not see
      16                 :             : <http://www.gnu.org/licenses/>.  */
      17                 :             : 
      18                 :             : #define IN_TARGET_CODE 1
      19                 :             : 
      20                 :             : #define INCLUDE_STRING
      21                 :             : #include "config.h"
      22                 :             : #include "system.h"
      23                 :             : #include "coretypes.h"
      24                 :             : #include "target.h"
      25                 :             : #include "tm.h"
      26                 :             : #include "tm_jit.h"
      27                 :             : #include "jit/jit-target.h"
      28                 :             : #include "jit/jit-target-def.h"
      29                 :             : 
      30                 :             : /* Implement TARGET_JIT_REGISTER_CPU_TARGET_INFO.  */
      31                 :             : 
      32                 :             : #ifndef CROSS_DIRECTORY_STRUCTURE
      33                 :             : extern const char *host_detect_local_cpu (int argc, const char **argv);
      34                 :             : #endif
      35                 :             : 
      36                 :             : #if TARGET_64BIT_DEFAULT
      37                 :             : const char* x86_bits = "64";
      38                 :             : #else
      39                 :             : const char* x86_bits = "32";
      40                 :             : #endif
      41                 :             : 
      42                 :             : void
      43                 :        1271 : ix86_jit_register_target_info (void)
      44                 :             : {
      45                 :             : #ifndef CROSS_DIRECTORY_STRUCTURE
      46                 :        1271 :   const char *params[] = {"arch", x86_bits};
      47                 :        1271 :   const char* local_cpu = host_detect_local_cpu (2, params);
      48                 :        1271 :   if (local_cpu)
      49                 :             :   {
      50                 :        1271 :     std::string arch = local_cpu;
      51                 :        1271 :     free (const_cast <char *> (local_cpu));
      52                 :             : 
      53                 :        1271 :     const char* arg = "-march=";
      54                 :        1271 :     size_t arg_pos = arch.find (arg) + strlen (arg);
      55                 :        1271 :     size_t end_pos = arch.find (" ", arg_pos);
      56                 :             : 
      57                 :        1271 :     std::string cpu = arch.substr (arg_pos, end_pos - arg_pos);
      58                 :        1271 :     jit_target_set_arch (cpu);
      59                 :        1271 :   }
      60                 :             : #endif
      61                 :             : 
      62                 :        1271 :   if (targetm.scalar_mode_supported_p (TImode))
      63                 :             :   {
      64                 :        1271 :     jit_target_add_supported_target_dependent_type (GCC_JIT_TYPE_UINT128_T);
      65                 :        1271 :     jit_target_add_supported_target_dependent_type (GCC_JIT_TYPE_INT128_T);
      66                 :             :   }
      67                 :             : 
      68                 :             : #define ADD_TARGET_INFO jit_add_target_info
      69                 :             : #include "i386-rust-and-jit.inc"
      70                 :             : #undef ADD_TARGET_INFO
      71                 :        1271 : }