1 /* Xtensa Linux configuration. 2 Derived from the configuration for GCC for Intel i386 running Linux. 3 Copyright (C) 2001-2013 Free Software Foundation, Inc. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it under 8 the terms of the GNU General Public License as published by the Free 9 Software Foundation; either version 3, or (at your option) any later 10 version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 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 TARGET_OS_CPP_BUILTINS() GNU_USER_TARGET_OS_CPP_BUILTINS() 22 23 #undef SUBTARGET_CPP_SPEC 24 #define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}" 25 26 #undef SIZE_TYPE 27 #define SIZE_TYPE "unsigned int" 28 29 #undef PTRDIFF_TYPE 30 #define PTRDIFF_TYPE "int" 31 32 #undef WCHAR_TYPE 33 #define WCHAR_TYPE "long int" 34 35 #undef WCHAR_TYPE_SIZE 36 #define WCHAR_TYPE_SIZE 32 37 38 #undef ASM_SPEC 39 #define ASM_SPEC \ 40 "%{mtext-section-literals:--text-section-literals} \ 41 %{mno-text-section-literals:--no-text-section-literals} \ 42 %{mtarget-align:--target-align} \ 43 %{mno-target-align:--no-target-align} \ 44 %{mlongcalls:--longcalls} \ 45 %{mno-longcalls:--no-longcalls}" 46 47 #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" 48 49 #undef LINK_SPEC 50 #define LINK_SPEC \ 51 "%{shared:-shared} \ 52 %{!shared: \ 53 %{!static: \ 54 %{rdynamic:-export-dynamic} \ 55 -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ 56 %{static:-static}}" 57 58 #undef LOCAL_LABEL_PREFIX 59 #define LOCAL_LABEL_PREFIX "." 60 61 /* Always enable "-fpic" for Xtensa Linux. */ 62 #define XTENSA_ALWAYS_PIC 1 63 64 #undef DBX_REGISTER_NUMBER 65 66