elf.h

linux下的gcc编译器

/* Definitions of target machine for GNU compiler,
   for SPARC running in an embedded environment using the ELF file format.
   Copyright (C) 1997 Free Software Foundation, Inc.

This file is part of GNU CC.

GNU CC 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 2, or (at your option)
any later version.

GNU CC 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 GNU CC; see the file COPYING.  If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */

#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Dsparc -D__elf__"

#undef STARTFILE_SPEC
#define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"

#undef  ENDFILE_SPEC
#define ENDFILE_SPEC \
  "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
   crtend.o%s crtn.o%s"

/* Use the default.  */
#undef LINK_SPEC

/* Don't set the target flags, this is done by the linker script */
#undef LIB_SPEC
#define LIB_SPEC ""

/* FIXME: until fixed */
#undef LONG_DOUBLE_TYPE_SIZE
#define LONG_DOUBLE_TYPE_SIZE 64

/* This solaris2 define does not apply.  */
#undef STDC_0_IN_SYSTEM_HEADERS

/* We don't want to use the Solaris2 specific long long int conversion
   routines.  */
#undef INIT_SUBTARGET_OPTABS
#define INIT_SUBTARGET_OPTABS

/* ??? We haven't added Solaris2 equivalent 64 bit library routines to
   lb1sp*.asm, so we need to avoid using them.  */
#undef MULDI3_LIBCALL
#undef DIVDI3_LIBCALL
#undef UDIVDI3_LIBCALL
#undef MODDI3_LIBCALL
#undef UMODDI3_LIBCALL