gcc/config/sparc/sp-elf.h

   1 /* Definitions of target machine for GCC,
   2    for SPARC running in an embedded environment using the ELF file format.
   3    Copyright (C) 2005-2016 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
   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 /* Don't assume anything about the header files.  */
  22 #define NO_IMPLICIT_EXTERN_C
  23
  24 /* It's safe to pass -s always, even if -g is not used.  */
  25 #undef ASM_SPEC
  26 #define ASM_SPEC \
  27   "-s \
  28    %{" FPIE_OR_FPIC_SPEC ":-K PIC} %(asm_cpu)"
  29
  30 /* Use the default.  */
  31 #undef LINK_SPEC
  32
  33 #undef STARTFILE_SPEC
  34 #define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
  35
  36 #undef ENDFILE_SPEC
  37 #define ENDFILE_SPEC \
  38   "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
  39    crtend.o%s crtn.o%s"
  40
  41 /* Don't set the target flags, this is done by the linker script */
  42 #undef LIB_SPEC
  43 #define LIB_SPEC ""
  44 \f
  45 #undef  LOCAL_LABEL_PREFIX
  46 #define LOCAL_LABEL_PREFIX  "."
  47
  48 /* This is how to store into the string LABEL
  49    the symbol_ref name of an internal numbered label where
  50    PREFIX is the class of label and NUM is the number within the class.
  51    This is suitable for output with `assemble_name'.  */
  52
  53 #undef  ASM_GENERATE_INTERNAL_LABEL
  54 #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)   \
  55   sprintf ((LABEL), "*.L%s%ld", (PREFIX), (long)(NUM))
  56
  57 /* We use GNU ld so undefine this so that attribute((init_priority)) works.  */
  58 #undef CTORS_SECTION_ASM_OP
  59 #undef DTORS_SECTION_ASM_OP
  60 \f
  61 /* ??? Inherited from sol2.h.  Probably wrong.  */
  62 #undef WCHAR_TYPE
  63 #define WCHAR_TYPE "long int"
  64
  65 #undef WCHAR_TYPE_SIZE
  66 #define WCHAR_TYPE_SIZE BITS_PER_WORD
  67
  68 /* ??? until fixed.  */
  69 #undef LONG_DOUBLE_TYPE_SIZE
  70 #define LONG_DOUBLE_TYPE_SIZE 64