gcc/config/sparc/splet.h

   1 /* Definitions of target machine for GNU compiler, for SPARClet.
   2    Copyright (C) 1996, 1997, 2000 Free Software Foundation, Inc.
   3    Contributed by Doug Evans (dje@cygnus.com).
   4
   5 This file is part of GNU CC.
   6
   7 GNU CC 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 2, or (at your option)
  10 any later version.
  11
  12 GNU CC 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 GNU CC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 #undef TARGET_DEFAULT
  23 #define TARGET_DEFAULT (MASK_APP_REGS + MASK_EPILOGUE)
  24
  25 #define CPP_PREDEFINES "-Dsparc -Acpu=sparc -Amachine=sparc"
  26
  27 #undef SUBTARGET_SWITCHES
  28 #define SUBTARGET_SWITCHES                                                    \
  29 {"big-endian", -MASK_LITTLE_ENDIAN, N_("Generate code for big endian") },     \
  30 {"little-endian", MASK_LITTLE_ENDIAN, N_("Generate code for little endian") },
  31
  32 #undef ASM_SPEC
  33 #define ASM_SPEC "%{mlittle-endian:-EL} %(asm_cpu)"
  34
  35 /* Require the user to supply crt0.o.  */
  36 #undef STARTFILE_SPEC
  37 #define STARTFILE_SPEC ""
  38
  39 #undef LINK_SPEC
  40 #define LINK_SPEC "%{mlittle-endian:-EL}"
  41
  42 /* sparclet chips are bi-endian.  */
  43 #undef BYTES_BIG_ENDIAN
  44 #define BYTES_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN)
  45 #undef WORDS_BIG_ENDIAN
  46 #define WORDS_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN)