1  /* Target definitions for GCC for Intel 80386 using ELF
       2     Copyright (C) 1988-2023 Free Software Foundation, Inc.
       3  
       4     Derived from sysv4.h written by Ron Guilmette (rfg@netcom.com).
       5  
       6  This file is part of GCC.
       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  /* Define DEFAULT_PCC_STRUCT_RETURN to 1 because the i386 SVR4 ABI returns
      23     records and unions in memory. ix86_option_override_internal will overide
      24     this flag when compiling 64-bit code as we never do pcc_struct_return
      25     scheme on x86-64.  */
      26  #undef DEFAULT_PCC_STRUCT_RETURN
      27  #define DEFAULT_PCC_STRUCT_RETURN 1
      28  
      29  #undef CPP_SPEC
      30  #define CPP_SPEC ""
      31  
      32  #define ENDFILE_SPEC "crtend.o%s"
      33  
      34  #define STARTFILE_SPEC "%{!shared: \
      35  			 %{!symbolic: \
      36  			  %{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}}\
      37  			crtbegin.o%s"
      38  
      39  #undef DEBUGGER_REGNO
      40  #define DEBUGGER_REGNO(n) \
      41    (TARGET_64BIT ? debugger64_register_map[n] : svr4_debugger_register_map[n])
      42  
      43  #define LOCAL_LABEL_PREFIX	"."
      44  
      45  /* Switch into a generic section.  */
      46  #define TARGET_ASM_NAMED_SECTION  default_elf_asm_named_section
      47  
      48  #undef BSS_SECTION_ASM_OP
      49  #define BSS_SECTION_ASM_OP "\t.section\t.bss"
      50  
      51  #undef ASM_OUTPUT_ALIGNED_BSS
      52  #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
      53    asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)