Viewing file:  uclinux.h (2.09 KB) -rw-r--r--
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/* Xtensa uClinux configuration.
Derived from the configuration for GCC for Intel i386 running Linux.
Copyright (C) 2001-2022 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
GNU_USER_TARGET_OS_CPP_BUILTINS (); \
builtin_define ("__uClinux__"); \
} \
while (0)
#undef SUBTARGET_CPP_SPEC
#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
#undef WCHAR_TYPE
#define WCHAR_TYPE "long int"
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
#undef ASM_SPEC
#define ASM_SPEC \
"%{mtext-section-literals:--text-section-literals} \
%{mno-text-section-literals:--no-text-section-literals} \
%{mtarget-align:--target-align} \
%{mno-target-align:--no-target-align} \
%{mlongcalls:--longcalls} \
%{mno-longcalls:--no-longcalls} \
%{mauto-litpools:--auto-litpools} \
%{mno-auto-litpools:--no-auto-litpools} \
%{mabi=windowed:--abi-windowed} \
%{mabi=call0:--abi-call0}"
#undef LINK_SPEC
#define LINK_SPEC \
"%{!no-elf2flt:%{!elf2flt*:-elf2flt}} \
%{mabi=windowed:--abi-windowed} \
%{mabi=call0:--abi-call0}"
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
/* Don't enable "-fpic" for Xtensa uclinux. */
#define XTENSA_ALWAYS_PIC 0
#undef TARGET_LIBC_HAS_FUNCTION
#define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function
#undef DBX_REGISTER_NUMBER
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