mirror of
https://github.com/Stichting-MINIX-Research-Foundation/netbsd.git
synced 2025-09-12 08:36:05 -04:00
120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/* Configuration for an OpenBSD i386 target.
|
|
|
|
Copyright (C) 2005-2013 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_OS_CPP_BUILTINS() \
|
|
do \
|
|
{ \
|
|
OPENBSD_OS_CPP_BUILTINS(); \
|
|
} \
|
|
while (0)
|
|
|
|
#undef DBX_REGISTER_NUMBER
|
|
#define DBX_REGISTER_NUMBER(n) \
|
|
(TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
|
|
|
|
/* This must agree with <machine/_types.h>. */
|
|
#undef SIZE_TYPE
|
|
#define SIZE_TYPE "long unsigned int"
|
|
|
|
#undef PTRDIFF_TYPE
|
|
#define PTRDIFF_TYPE "long int"
|
|
|
|
#undef WCHAR_TYPE
|
|
#define WCHAR_TYPE "int"
|
|
|
|
#undef WCHAR_TYPE_SIZE
|
|
#define WCHAR_TYPE_SIZE 32
|
|
|
|
#undef WINT_TYPE
|
|
#define WINT_TYPE "int"
|
|
|
|
/* Don't default to pcc-struct-return, because gcc is the only compiler, and
|
|
we want to retain compatibility with older gcc versions. */
|
|
|
|
#undef DEFAULT_PCC_STRUCT_RETURN
|
|
#define DEFAULT_PCC_STRUCT_RETURN 0
|
|
|
|
/* Override the default comment-starter of "/". */
|
|
#undef ASM_COMMENT_START
|
|
#define ASM_COMMENT_START "#"
|
|
|
|
#undef ASM_APP_ON
|
|
#define ASM_APP_ON "#APP\n"
|
|
|
|
#undef ASM_APP_OFF
|
|
#define ASM_APP_OFF "#NO_APP\n"
|
|
|
|
/* A C statement to output to the stdio stream FILE an assembler
|
|
command to advance the location counter to a multiple of 1<<LOG
|
|
bytes if it is within MAX_SKIP bytes.
|
|
|
|
This is used to align code labels according to Intel recommendations. */
|
|
|
|
#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
|
|
#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
|
|
do { \
|
|
if ((LOG) != 0) { \
|
|
if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
|
|
else { \
|
|
fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
|
|
/* Make sure that we have at least 8 byte alignment if > 8 byte \
|
|
alignment is preferred. */ \
|
|
if ((LOG) > 3 \
|
|
&& (1 << (LOG)) > ((MAX_SKIP) + 1) \
|
|
&& (MAX_SKIP) >= 7) \
|
|
fputs ("\t.p2align 3\n", (FILE)); \
|
|
} \
|
|
} \
|
|
} while (0)
|
|
#endif
|
|
|
|
/* 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);
|
|
|
|
#undef LINK_SPEC
|
|
#define LINK_SPEC \
|
|
"%{!shared:%{!nostdlib:%{!r:%{!e*:-e __start}}}} \
|
|
%{shared:-shared} %{R*} \
|
|
%{static:-Bstatic} \
|
|
%{!static:-Bdynamic} \
|
|
%{assert*} \
|
|
-dynamic-linker /usr/libexec/ld.so"
|
|
|
|
#undef STARTFILE_SPEC
|
|
#define STARTFILE_SPEC "\
|
|
%{!shared: %{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} %{!p:crt0%O%s}} \
|
|
crtbegin%O%s} %{shared:crtbeginS%O%s}"
|
|
|
|
#undef ENDFILE_SPEC
|
|
#define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}"
|
|
|
|
#define OBSD_HAS_CORRECT_SPECS
|
|
|
|
#define HAVE_ENABLE_EXECUTE_STACK
|
|
|
|
/* Put all *tf routines in libgcc. */
|
|
#undef LIBGCC2_HAS_TF_MODE
|
|
#define LIBGCC2_HAS_TF_MODE 1
|
|
#define LIBGCC2_TF_CEXT q
|
|
#define TF_SIZE 113
|