gdb/arch/i386.c

   1 /* Copyright (C) 2017-2019 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program 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
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include "common-defs.h"
  19 #include "i386.h"
  20 #include "common/tdesc.h"
  21 #include "x86-xstate.h"
  22 #include <stdlib.h>
  23
  24 #include "../features/i386/32bit-core.c"
  25 #include "../features/i386/32bit-linux.c"
  26 #include "../features/i386/32bit-sse.c"
  27 #include "../features/i386/32bit-avx.c"
  28 #include "../features/i386/32bit-avx512.c"
  29 #include "../features/i386/32bit-mpx.c"
  30 #include "../features/i386/32bit-pkeys.c"
  31
  32 /* Create i386 target descriptions according to XCR0.  */
  33
  34 target_desc *
  35 i386_create_target_description (uint64_t xcr0, bool is_linux)
  36 {
  37   target_desc *tdesc = allocate_target_description ();
  38
  39 #ifndef IN_PROCESS_AGENT
  40   set_tdesc_architecture (tdesc, "i386");
  41   if (is_linux)
  42     set_tdesc_osabi (tdesc, "GNU/Linux");
  43 #endif
  44
  45   long regnum = 0;
  46
  47   if (xcr0 & X86_XSTATE_X87)
  48     regnum = create_feature_i386_32bit_core (tdesc, regnum);
  49
  50   if (xcr0 & X86_XSTATE_SSE)
  51     regnum = create_feature_i386_32bit_sse (tdesc, regnum);
  52
  53   if (is_linux)
  54     regnum = create_feature_i386_32bit_linux (tdesc, regnum);
  55
  56   if (xcr0 & X86_XSTATE_AVX)
  57     regnum = create_feature_i386_32bit_avx (tdesc, regnum);
  58
  59   if (xcr0 & X86_XSTATE_MPX)
  60     regnum = create_feature_i386_32bit_mpx (tdesc, regnum);
  61
  62   if (xcr0 & X86_XSTATE_AVX512)
  63     regnum = create_feature_i386_32bit_avx512 (tdesc, regnum);
  64
  65   if (xcr0 & X86_XSTATE_PKRU)
  66     regnum = create_feature_i386_32bit_pkeys (tdesc, regnum);
  67
  68   return tdesc;
  69 }