1 /* Target definitions for GCC for Intel 80386 running System V.4 2 Copyright (C) 1991-2018 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 DBX_REGISTER_NUMBER 30 #define DBX_REGISTER_NUMBER(n) svr4_dbx_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) 52