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) 2005-2018 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 /* It's safe to pass -s always, even if -g is not used.  */
  22 #undef ASM_SPEC
  23 #define ASM_SPEC \
  24   "-s \
  25    %{" FPIE_OR_FPIC_SPEC ":-K PIC} %(asm_cpu)"
  26
  27 /* Use the default.  */
  28 #undef LINK_SPEC
  29
  30 #undef STARTFILE_SPEC
  31 #define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
  32
  33 #undef ENDFILE_SPEC
  34 #define ENDFILE_SPEC \
  35   "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
  36    crtend.o%s crtn.o%s"
  37
  38 /* Don't set the target flags, this is done by the linker script */
  39 #undef LIB_SPEC
  40 #define LIB_SPEC ""
  41 \f
  42 #undef  LOCAL_LABEL_PREFIX
  43 #define LOCAL_LABEL_PREFIX  "."
  44
  45 /* This is how to store into the string LABEL
  46    the symbol_ref name of an internal numbered label where
  47    PREFIX is the class of label and NUM is the number within the class.
  48    This is suitable for output with `assemble_name'.  */
  49
  50 #undef  ASM_GENERATE_INTERNAL_LABEL
  51 #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)   \
  52   sprintf ((LABEL), "*.L%s%ld", (PREFIX), (long)(NUM))
  53
  54 /* We use GNU ld so undefine this so that attribute((init_priority)) works.  */
  55 #undef CTORS_SECTION_ASM_OP
  56 #undef DTORS_SECTION_ASM_OP
  57 \f
  58 /* ??? Inherited from sol2.h.  Probably wrong.  */
  59 #undef WCHAR_TYPE
  60 #define WCHAR_TYPE "long int"
  61
  62 #undef WCHAR_TYPE_SIZE
  63 #define WCHAR_TYPE_SIZE BITS_PER_WORD
  64
  65 /* ??? until fixed.  */
  66 #undef LONG_DOUBLE_TYPE_SIZE
  67 #define LONG_DOUBLE_TYPE_SIZE 64