1 /* IA32 VxWorks target definitions for GNU compiler. 2 Copyright (C) 2003, 2004, 2005, 2007 Free Software Foundation, Inc. 3 Updated by CodeSourcery, LLC. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3, or (at your option) 10 any later version. 11 12 GCC is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public 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 #define HANDLE_SYSV_PRAGMA 1 22 23 #undef TARGET_VERSION 24 #define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)"); 25 26 #undef ASM_SPEC 27 #define ASM_SPEC "%{v:-v} %{Qy:} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" 28 29 #define TARGET_OS_CPP_BUILTINS() \ 30 do \ 31 { \ 32 VXWORKS_OS_CPP_BUILTINS (); \ 33 if (TARGET_386) \ 34 builtin_define ("CPU=I80386"); \ 35 else if (TARGET_486) \ 36 builtin_define ("CPU=I80486"); \ 37 else if (TARGET_PENTIUM) \ 38 { \ 39 builtin_define ("CPU=PENTIUM"); \ 40 builtin_define ("CPU_VARIANT=PENTIUM"); \ 41 } \ 42 else if (TARGET_PENTIUMPRO) \ 43 { \ 44 builtin_define ("CPU=PENTIUM2"); \ 45 builtin_define ("CPU_VARIANT=PENTIUMPRO"); \ 46 } \ 47 else if (TARGET_PENTIUM4) \ 48 { \ 49 builtin_define ("CPU=PENTIUM4"); \ 50 builtin_define ("CPU_VARIANT=PENTIUM4"); \ 51 } \ 52 } \ 53 while (0) 54 55 #undef CPP_SPEC 56 #define CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC 57 #undef LIB_SPEC 58 #define LIB_SPEC VXWORKS_LIB_SPEC 59 #undef STARTFILE_SPEC 60 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC 61 #undef ENDFILE_SPEC 62 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC 63 #undef LINK_SPEC 64 #define LINK_SPEC VXWORKS_LINK_SPEC 65 66 #undef SUBTARGET_SWITCHES 67 #define SUBTARGET_SWITCHES EXTRA_SUBTARGET_SWITCHES 68 69 #undef SUBTARGET_OVERRIDE_OPTIONS 70 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS 71 72 /* No _mcount profiling on VxWorks. */ 73 #undef FUNCTION_PROFILER 74 #define FUNCTION_PROFILER(FILE,LABELNO) VXWORKS_FUNCTION_PROFILER(FILE,LABELNO) 75 76 /* We cannot use PC-relative accesses for VxWorks PIC because there is no 77 fixed gap between segments. */ 78 #undef ASM_PREFERRED_EH_DATA_FORMAT 79