1  /* Target macros for the FRV Linux port of GCC.
       2     Copyright (C) 1999-2023 Free Software Foundation, Inc.
       3     Contributed by Red Hat Inc.
       4  
       5     This file is part of GCC.
       6  
       7     GCC is free software; you can redistribute it and/or modify it
       8     under the terms of the GNU General Public License as published
       9     by the Free Software Foundation; either version 3, or (at your
      10     option) any later version.
      11  
      12     GCC is distributed in the hope that it will be useful, but WITHOUT
      13     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
      14     or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
      15     License for more details.
      16  
      17     You should have received a copy of the GNU General Public License
      18     along with GCC; see the file COPYING3.  If not see
      19     <http://www.gnu.org/licenses/>.  */
      20  
      21  #ifndef __FRV_LINUX_H__
      22  #define __FRV_LINUX_H__
      23  
      24  #undef SUBTARGET_DRIVER_SELF_SPECS
      25  #define SUBTARGET_DRIVER_SELF_SPECS \
      26    "%{!mno-fdpic:-mfdpic}",
      27  
      28  #undef STARTFILE_SPEC
      29  #define STARTFILE_SPEC \
      30    "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \
      31     crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
      32  
      33  #undef ENDFILE_SPEC
      34  #define ENDFILE_SPEC \
      35    "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
      36  
      37  #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
      38  
      39  #undef LINK_SPEC
      40  #define LINK_SPEC "\
      41    %{mfdpic: -m elf32frvfd -z text} %{shared} %{pie} \
      42    %{!shared: %{!static: \
      43     %{rdynamic:-export-dynamic} \
      44     -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
      45     %{static}}"
      46  
      47  /* Support for compile-time default CPU.  */
      48  #define OPTION_DEFAULT_SPECS \
      49    {"cpu", "%{!mcpu=*:-mcpu=%(VALUE)}" }
      50  
      51  /* Define OS-specific predefined preprocessor macros.  */
      52  #define TARGET_OS_CPP_BUILTINS()	\
      53    do {					\
      54      builtin_define ("__gnu_linux__");	\
      55      builtin_define_std ("linux");	\
      56      builtin_define_std ("unix");	\
      57      builtin_assert ("system=linux");	\
      58    } while (0)
      59  
      60  #define HAS_INIT_SECTION 1
      61  #define INIT_SECTION_ASM_OP	"\t.section .init,\"ax\""
      62  #define FINI_SECTION_ASM_OP	"\t.section .fini,\"ax\""
      63  
      64  #define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC)	\
      65  asm (SECTION_OP); \
      66  asm ("ldi.p @(fp,4), gr15 ! call " #FUNC); \
      67  asm (TEXT_SECTION_ASM_OP);
      68  
      69  #undef INVOKE__main
      70  
      71  #undef Twrite
      72  #define Twrite __write
      73  
      74  #endif /* __FRV_LINUX_H__ */