1 /* Xtensa Linux configuration.
2 Derived from the configuration for GCC for Intel i386 running Linux.
3 Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
5 This file is part of GCC.
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 2, or (at your option) any later
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
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING. If not, write to the Free
19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
22 #define TARGET_OS_CPP_BUILTINS() \
24 builtin_define_std ("linux"); \
25 builtin_define_std ("unix"); \
26 builtin_define ("__gnu_linux__"); \
27 builtin_assert ("system=posix"); \
30 #undef SUBTARGET_CPP_SPEC
31 #define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
34 #define TARGET_VERSION fputs (" (Xtensa GNU/Linux with ELF)", stderr);
37 #define WCHAR_TYPE "long int"
39 #undef WCHAR_TYPE_SIZE
40 #define WCHAR_TYPE_SIZE 32
45 %{mtext-section-literals:--text-section-literals} \
46 %{mno-text-section-literals:--no-text-section-literals} \
47 %{mtarget-align:--target-align} \
48 %{mno-target-align:--no-target-align} \
49 %{mlongcalls:--longcalls} \
50 %{mno-longcalls:--no-longcalls}"
58 %{rdynamic:-export-dynamic} \
59 %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
62 #undef LOCAL_LABEL_PREFIX
63 #define LOCAL_LABEL_PREFIX "."
65 /* Always enable "-fpic" for Xtensa Linux. */
66 #define XTENSA_ALWAYS_PIC 1
68 /* Redefine the standard ELF version of ASM_DECLARE_FUNCTION_SIZE to
69 allow adding the ".end literal_prefix" directive at the end of the
71 #undef ASM_DECLARE_FUNCTION_SIZE
72 #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \
75 if (!flag_inhibit_size_directive) \
76 ASM_OUTPUT_MEASURED_SIZE (FILE, FNAME); \
77 XTENSA_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL); \