gcc/config/sh/netbsd-elf.h

   1 /* Definitions for SH running NetBSD using ELF
   2    Copyright (C) 2002 Free Software Foundation, Inc.
   3    Contributed by Wasabi Systems, Inc.
   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 this program; 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 /* Run-time Target Specification.  */
  23 #undef TARGET_VERSION
  24 #if TARGET_ENDIAN_DEFAULT == LITTLE_ENDIAN_BIT
  25 #define TARGET_VERSION  fputs (" (NetBSD/shle ELF)", stderr);
  26 #else
  27 #define TARGET_VERSION  fputs (" (NetBSD/sh ELF)", stderr);
  28 #endif
  29
  30 #define TARGET_OS_CPP_BUILTINS()                                        \
  31   do                                                                    \
  32     {                                                                   \
  33       NETBSD_OS_CPP_BUILTINS_ELF();                                     \
  34       builtin_define ("__NO_LEADING_UNDERSCORES__");                    \
  35     }                                                                   \
  36   while (0)
  37
  38 /* Provide a LINK_SPEC appropriate for a NetBSD/sh ELF target.
  39    This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for
  40    the SH target.  */
  41
  42 #undef LINK_SPEC
  43 #define LINK_SPEC                                                       \
  44   "%{assert*} %{R*}                                                     \
  45    %{mb:-m shelf_nbsd}                                                  \
  46    %{ml:-m shlelf_nbsd}                                                 \
  47    %{mrelax:-relax}                                                     \
  48    %{shared:-shared}                                                    \
  49    %{!shared:                                                           \
  50      -dc -dp                                                            \
  51      %{!nostdlib:                                                       \
  52        %{!r*:                                                           \
  53          %{!e*:-e __start}}}                                            \
  54      %{!static:                                                         \
  55        %{rdynamic:-export-dynamic}                                      \
  56        %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}}       \
  57      %{static:-static}}"
  58
  59
  60 /* Provide a CPP_SPEC appropriate for NetBSD.  */
  61 #undef SUBTARGET_CPP_SPEC
  62 #define SUBTARGET_CPP_SPEC NETBSD_CPP_SPEC
  63
  64 /* Restore the ASM_SPEC from sh/sh.h; sh/elf.h clobbers it.  */
  65 #undef ASM_SPEC
  66 #define ASM_SPEC  "%(subtarget_asm_endian_spec) %{mrelax:-relax}"
  67
  68 #undef TARGET_DEFAULT
  69 #define TARGET_DEFAULT \
  70   (SH1_BIT|SH2_BIT|SH3_BIT | USERMODE_BIT | TARGET_ENDIAN_DEFAULT)
  71
  72
  73 #undef FUNCTION_PROFILER
  74 #define FUNCTION_PROFILER(STREAM,LABELNO)                               \
  75 do                                                                      \
  76   {                                                                     \
  77     fprintf((STREAM), "\tmov.l\t%cLP%d,r1\n",                           \
  78             LOCAL_LABEL_PREFIX, (LABELNO));                             \
  79     fprintf((STREAM), "\tmova\t%cLP%dr,r0\n",                           \
  80             LOCAL_LABEL_PREFIX, (LABELNO));                             \
  81     fprintf((STREAM), "\tjmp\t@r1\n");                                  \
  82     fprintf((STREAM), "\tnop\n");                                       \
  83     fprintf((STREAM), "\t.align\t2\n");                                 \
  84     fprintf((STREAM), "%cLP%d:\t.long\t__mcount\n",                     \
  85             LOCAL_LABEL_PREFIX, (LABELNO));                             \
  86     fprintf((STREAM), "%cLP%dr:\n", LOCAL_LABEL_PREFIX, (LABELNO));     \
  87   }                                                                     \
  88 while (0)