1 /* Definitions for Intel 386 running Linux-based GNU systems using a.out. 2 Copyright (C) 1992, 1994, 1995, 1997, 1998, 2002 3 Free Software Foundation, Inc. 4 Contributed by H.J. Lu (hjl@nynexst.com) 5 6 This file is part of GNU CC. 7 8 GNU CC 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 2, or (at your option) 11 any later version. 12 13 GNU CC 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 GNU CC; see the file COPYING. If not, write to 20 the Free Software Foundation, 59 Temple Place - Suite 330, 21 Boston, MA 02111-1307, USA. */ 22 23 #undef ASM_COMMENT_START 24 #define ASM_COMMENT_START "#" 25 26 #define TARGET_OS_CPP_BUILTINS() \ 27 do \ 28 { \ 29 builtin_define_std ("linux"); \ 30 builtin_define_std ("unix"); \ 31 builtin_define ("__gnu_linux__"); \ 32 builtin_assert ("system=posix"); \ 33 if (flag_pic) \ 34 { \ 35 builtin_define ("__PIC__"); \ 36 builtin_define ("__pic__"); \ 37 } \ 38 } \ 39 while (0) 40 41 #undef CPP_SPEC 42 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" 43 44 #undef SIZE_TYPE 45 #define SIZE_TYPE "unsigned int" 46 47 #undef PTRDIFF_TYPE 48 #define PTRDIFF_TYPE "int" 49 50 #undef WCHAR_TYPE 51 #define WCHAR_TYPE "long int" 52 53 #undef WCHAR_TYPE_SIZE 54 #define WCHAR_TYPE_SIZE BITS_PER_WORD 55 56 /* Don't default to pcc-struct-return, because gcc is the only compiler, 57 and we want to retain compatibility with older gcc versions. */ 58 #define DEFAULT_PCC_STRUCT_RETURN 0 59 60 #undef LIB_SPEC 61 62 #if 1 63 /* We no longer link with libc_p.a or libg.a by default. If you 64 want to profile or debug the GNU/Linux C library, please add 65 -lc_p or -ggdb to LDFLAGS at the link time, respectively. */ 66 #define LIB_SPEC \ 67 "%{mieee-fp:-lieee} %{p:-lgmon} %{pg:-lgmon} %{!ggdb:-lc} %{ggdb:-lg}" 68 #else 69 #define LIB_SPEC \ 70 "%{mieee-fp:-lieee} %{p:-lgmon -lc_p} %{pg:-lgmon -lc_p} \ 71 %{!p:%{!pg:%{!g*:-lc} %{g*:-lg -static}}}" 72 #endif 73 74 75 #undef LINK_SPEC 76 #define LINK_SPEC "-m i386linux" 77