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/* Configuration for an OpenBSD i386 target.

   Copyright (C) 1999, 2000, 2002, 2004, 2007 Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 3, or (at your option)

any later version.

GCC is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#define TARGET_VERSION fprintf (stderr, " (OpenBSD/i386)");

/* This goes away when the math-emulator is fixed */

#undef TARGET_SUBTARGET_DEFAULT

#define TARGET_SUBTARGET_DEFAULT \

  (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | MASK_NO_FANCY_MATH_387)

#define TARGET_OS_CPP_BUILTINS()                \

  do                                            \

    {                                           \

        builtin_define ("__unix__");            \

        builtin_define ("__OpenBSD__");         \

        builtin_assert ("system=unix");         \

        builtin_assert ("system=bsd");          \

        builtin_assert ("system=OpenBSD");      \

    }                                           \

  while (0)

/* Layout of source language data types.  */

/* This must agree with <machine/ansi.h> */

#undef SIZE_TYPE

#define SIZE_TYPE "unsigned int"

#undef PTRDIFF_TYPE

#define PTRDIFF_TYPE "int"

#undef WCHAR_TYPE

#define WCHAR_TYPE "int"

#undef WCHAR_TYPE_SIZE

#define WCHAR_TYPE_SIZE 32

/* Assembler format: overall framework.  */

#undef ASM_APP_ON

#define ASM_APP_ON "#APP\n"

#undef ASM_APP_OFF

#define ASM_APP_OFF "#NO_APP\n"

/* Stack & calling: aggregate returns.  */

/* Don't default to pcc-struct-return, because gcc is the only compiler, and

   we want to retain compatibility with older gcc versions.  */

#define DEFAULT_PCC_STRUCT_RETURN 0

/* Assembler format: alignment output.  */

/* Kludgy test: when gas is upgraded, it will have p2align, and no problems

   with nops.  */

#ifndef HAVE_GAS_MAX_SKIP_P2ALIGN

/* i386 OpenBSD still uses an older gas that doesn't insert nops by default

   when the .align directive demands to insert extra space in the text

   segment.  */

#undef ASM_OUTPUT_ALIGN

#define ASM_OUTPUT_ALIGN(FILE,LOG) \

  if ((LOG)!=0) fprintf ((FILE), "\t.align %d,0x90\n", (LOG))

#endif

/* Stack & calling: profiling.  */

/* OpenBSD's profiler recovers all information from the stack pointer.

   The icky part is not here, but in machine/profile.h.  */

#undef FUNCTION_PROFILER

#define FUNCTION_PROFILER(FILE, LABELNO)  \

  fputs (flag_pic ? "\tcall mcount@PLT\n": "\tcall mcount\n", FILE);

/* Assembler format: exception region output.  */

/* All configurations that don't use elf must be explicit about not using

   dwarf unwind information.  */

#define DWARF2_UNWIND_INFO 0

#undef ASM_PREFERRED_EH_DATA_FORMAT

#undef ASM_COMMENT_START

#define ASM_COMMENT_START ";#"

/* OpenBSD gas currently does not support quad, so do not use it.  */

#undef ASM_QUAD