gcc/config/m68k/netbsd.h

   1 #define TARGET_OS_CPP_BUILTINS()                \
   2   do                                            \
   3     {                                           \
   4       NETBSD_OS_CPP_BUILTINS_AOUT();            \
   5       builtin_define_std ("unix");              \
   6       builtin_define_std ("m68k");              \
   7       builtin_define_std ("mc68000");           \
   8       builtin_define_std ("mc68020");           \
   9       builtin_assert ("cpu=m68k");              \
  10       builtin_assert ("machine=m68k");          \
  11     }                                           \
  12   while (0)
  13
  14 #include <m68k/m68k.h>
  15
  16 /* Get generic NetBSD definitions.  */
  17
  18 #include <netbsd.h>
  19 #include <netbsd-aout.h>
  20
  21 #define TARGET_DEFAULT (MASK_BITFIELD|MASK_68881|MASK_68020)
  22
  23 #define EXTRA_SPECS \
  24   { "netbsd_cpp_spec",      NETBSD_CPP_SPEC },
  25
  26 /* Define __HAVE_68881__ in preprocessor, unless -msoft-float is specified.
  27    This will control the use of inline 68881 insns in certain macros.  */
  28
  29 #undef CPP_SPEC
  30 #define CPP_SPEC \
  31   "%{!msoft-float:-D__HAVE_68881__ -D__HAVE_FPU__} %(netbsd_cpp_spec)"
  32
  33 #undef ASM_SPEC
  34 #define ASM_SPEC "%{m68030} %{m68040} %{m68060} %{fpic:-k} %{fPIC:-k -K}"
  35
  36 #define AS_NEEDS_DASH_FOR_PIPED_INPUT
  37
  38 \f
  39 /* Make gcc agree with <machine/ansi.h> */
  40
  41 #undef SIZE_TYPE
  42 #define SIZE_TYPE "unsigned int"
  43
  44 #undef PTRDIFF_TYPE
  45 #define PTRDIFF_TYPE "int"
  46
  47 /* Every structure or union's size must be a multiple of 2 bytes.  */
  48
  49 #define STRUCTURE_SIZE_BOUNDARY 16
  50
  51 /* This is BSD, so it wants DBX format.  */
  52
  53 #define DBX_DEBUGGING_INFO 1
  54
  55 /* Do not break .stabs pseudos into continuations.  */
  56
  57 #define DBX_CONTIN_LENGTH 0
  58
  59 /* This is the char to use for continuation (in case we need to turn
  60    continuation back on).  */
  61
  62 #define DBX_CONTIN_CHAR '?'
  63
  64 /* Don't default to pcc-struct-return, because gcc is the only compiler, and
  65    we want to retain compatibility with older gcc versions.  */
  66 #define DEFAULT_PCC_STRUCT_RETURN 0
  67
  68 /* Until they use ELF or something that handles dwarf2 unwinds
  69    and initialization stuff better.  */
  70 #define DWARF2_UNWIND_INFO 0
  71