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/* Definitions for Intel 386 running FreeBSD with ELF format
Copyright (C) 1996-2022 Free Software Foundation, Inc.
Contributed by Eric Youngdale.
Modified for stabs-in-ELF by H.J. Lu.
Adapted from GNU/Linux version by John Polstra.
Continued development by David O'Brien <obrien@freebsd.org>
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/>. */
/* 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"
#undef DBX_REGISTER_NUMBER
#define DBX_REGISTER_NUMBER(n) \
(TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
#undef NO_PROFILE_COUNTERS
#define NO_PROFILE_COUNTERS 1
/* Tell final.c that we don't need a label passed to mcount. */
#undef MCOUNT_NAME
#define MCOUNT_NAME ".mcount"
/* Make gcc agree with <machine/ansi.h>. */
#undef SIZE_TYPE
#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE (TARGET_64BIT ? 32 : BITS_PER_WORD)
#undef SUBTARGET_EXTRA_SPECS /* i386.h bogusly defines it. */
#define SUBTARGET_EXTRA_SPECS \
{ "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }
/* Use the STARTFILE_SPEC from config/freebsd-spec.h. */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC FBSD_STARTFILE_SPEC
/* Use the ENDFILE_SPEC from config/freebsd-spec.h. */
#undef ENDFILE_SPEC
#define ENDFILE_SPEC FBSD_ENDFILE_SPEC
/* Provide a LINK_SPEC appropriate for FreeBSD. Here we provide support
for the special GCC options -static and -shared, which allow us to
link things in one of these three modes by applying the appropriate
combinations of options at link-time.
When the -shared link option is used a final link is not being
done. */
#undef LINK_SPEC
#define LINK_SPEC "\
%{p:%nconsider using '-pg' instead of '-p' with gprof(1)} \
%{v:-V} \
%{assert*} %{R*} %{rpath*} %{defsym*} \
%{shared:-Bshareable %{h*} %{soname*}} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
-dynamic-linker %(fbsd_dynamic_linker) } \
%{static:-Bstatic}} \
%{symbolic:-Bsymbolic}"
/* 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. */
#define SUBALIGN_LOG 3
/* Don't default to pcc-struct-return, we want to retain compatibility with
older gcc versions AND pcc-struct-return is nonreentrant.
(even though the SVR4 ABI for the i386 says that records and unions are
returned in memory). */
#undef DEFAULT_PCC_STRUCT_RETURN
#define DEFAULT_PCC_STRUCT_RETURN 0
/* FreeBSD sets the rounding precision of the FPU to 53 bits. Let the
compiler get the contents of <float.h> and std::numeric_limits correct. */
#undef TARGET_96_ROUND_53_LONG_DOUBLE
#define TARGET_96_ROUND_53_LONG_DOUBLE (!TARGET_64BIT)
/* Static stack checking is supported by means of probes. */
#define STACK_CHECK_STATIC_BUILTIN 1
#define SUBTARGET32_DEFAULT_CPU "i586"
#define TARGET_ASM_FILE_END file_end_indicate_exec_stack
/* Define the shadow offsets for asan. */
#undef SUBTARGET_SHADOW_OFFSET
#define SUBTARGET_SHADOW_OFFSET \
(TARGET_LP64 ? HOST_WIDE_INT_1 << 46 : HOST_WIDE_INT_1 << 30)
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