1  /* Definitions for MicroBlaze running Linux.
       2     Copyright (C) 2009-2023 Free Software Foundation, Inc.
       3  
       4     This file is part of GCC.
       5  
       6     Contributed by Michael Eager <eager@eagercon.com>.
       7  
       8     GCC is free software; you can redistribute it and/or modify
       9     it under the terms of the GNU General Public License as published by
      10     the Free Software Foundation; either version 3, or (at your option)
      11     any later version.
      12  
      13     GCC is distributed in the hope that it will be useful,
      14     but WITHOUT ANY WARRANTY; without even the implied warranty of
      15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      16     GNU General Public License for more details.
      17  
      18     You should have received a copy of the GNU General Public License
      19     along with GCC; see the file COPYING3.  If not see
      20     <http://www.gnu.org/licenses/>.  */
      21  
      22  #undef TARGET_SUPPORTS_PIC
      23  #define TARGET_SUPPORTS_PIC 1
      24  
      25  #undef CPP_SPEC
      26  #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
      27  
      28  #undef TLS_NEEDS_GOT
      29  #define TLS_NEEDS_GOT 1
      30  
      31  #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
      32  #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
      33  
      34  #if TARGET_BIG_ENDIAN_DEFAULT == 0 /* LE */
      35  #define MUSL_DYNAMIC_LINKER_E "%{mbig-endian:;:el}"
      36  #else
      37  #define MUSL_DYNAMIC_LINKER_E "%{mlittle-endian:el}"
      38  #endif
      39  
      40  #undef MUSL_DYNAMIC_LINKER
      41  #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-microblaze" MUSL_DYNAMIC_LINKER_E ".so.1"
      42  
      43  #undef  SUBTARGET_EXTRA_SPECS
      44  #define SUBTARGET_EXTRA_SPECS \
      45    { "dynamic_linker", GNU_USER_DYNAMIC_LINKER }
      46  
      47  #undef LINK_SPEC
      48  #define LINK_SPEC "%{shared:-shared} \
      49    %{!shared: \
      50      %{!static: \
      51        %{rdynamic:-export-dynamic} \
      52        -dynamic-linker %(dynamic_linker)} \
      53      %{static:-static}} \
      54    %{mbig-endian:-EB} \
      55    %{mlittle-endian:-EL}"
      56  
      57  /* For the microblaze-*-linux* subtarget.  */
      58  #undef TARGET_OS_CPP_BUILTINS
      59  #define TARGET_OS_CPP_BUILTINS() GNU_USER_TARGET_OS_CPP_BUILTINS()
      60  
      61  #define TARGET_ASM_FILE_END file_end_indicate_exec_stack