1  /* Target definitions for GCC for Intel 80386 running System V.4
       2     Copyright (C) 1991-2023 Free Software Foundation, Inc.
       3  
       4     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  /* Output at beginning of assembler file.  */
      23  /* The .file command should always begin the output.  */
      24  
      25  #define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
      26  #undef X86_FILE_START_VERSION_DIRECTIVE
      27  #define X86_FILE_START_VERSION_DIRECTIVE true
      28  
      29  #undef DEBUGGER_REGNO
      30  #define DEBUGGER_REGNO(n)  svr4_debugger_register_map[n]
      31  
      32  /* A C statement (sans semicolon) to output to the stdio stream
      33     FILE the assembler definition of uninitialized global DECL named
      34     NAME whose size is SIZE bytes and alignment is ALIGN bytes.
      35     Try to use asm_output_aligned_bss to implement this macro.  */
      36  
      37  #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
      38    asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
      39  
      40  /* Handle special EH pointer encodings.  Absolute, pc-relative, and
      41     indirect are handled automatically.  */
      42  #define ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX(FILE, ENCODING, SIZE, ADDR, DONE) \
      43    do {									\
      44      if ((SIZE) == 4 && ((ENCODING) & 0x70) == DW_EH_PE_datarel)		\
      45        {									\
      46  	fputs (ASM_LONG, (FILE));					\
      47  	assemble_name (FILE, XSTR (ADDR, 0));				\
      48  	fputs (((ENCODING) & DW_EH_PE_indirect ? "@GOT" : "@GOTOFF"), (FILE)); \
      49  	goto DONE;							\
      50        }									\
      51    } while (0)