Loren J. Rittle <ljrittle@acm.org>. */
-/* To help with rs6000/sysv4.h carnal knowledge problem. */
-#define _USING_CONFIG_FREEBSD 1
+/* In case we need to know. */
+#define USING_CONFIG_FREEBSD 1
/* This defines which switch letters take arguments. On FreeBSD, most of
the normal cases (defined in gcc.c) apply, and we also have -h* and
-z* options (for the linker) (coming from SVR4).
We also have -R (alias --rpath), no -z, --soname (-h), --assert etc. */
-#define FBSD_SWITCH_TAKES_ARG(CHAR) \
- (DEFAULT_SWITCH_TAKES_ARG (CHAR) \
- || (CHAR) == 'h' \
- || (CHAR) == 'z' /* ignored by ld */ \
- || (CHAR) == 'R')
-
#undef SWITCH_TAKES_ARG
#define SWITCH_TAKES_ARG(CHAR) (FBSD_SWITCH_TAKES_ARG(CHAR))
-/* This defines which multi-letter switches take arguments. */
-
-#define FBSD_WORD_SWITCH_TAKES_ARG(STR) \
- (DEFAULT_WORD_SWITCH_TAKES_ARG (STR) \
- || !strcmp ((STR), "rpath") || !strcmp ((STR), "rpath-link") \
- || !strcmp ((STR), "soname") || !strcmp ((STR), "defsym") \
- || !strcmp ((STR), "assert") || !strcmp ((STR), "dynamic-linker"))
-
#undef WORD_SWITCH_TAKES_ARG
#define WORD_SWITCH_TAKES_ARG(STR) (FBSD_WORD_SWITCH_TAKES_ARG(STR))
-#if FBSD_MAJOR == 6
-#define FBSD_CPP_PREDEFINES \
- "-D__FreeBSD__=6 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
-#endif
-
-#if FBSD_MAJOR == 5
-#define FBSD_CPP_PREDEFINES \
- "-D__FreeBSD__=5 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
-#endif
-
-#if FBSD_MAJOR == 4
-#define FBSD_CPP_PREDEFINES \
- "-D__FreeBSD__=4 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
-#endif
-
-#if FBSD_MAJOR == 3
-#define FBSD_CPP_PREDEFINES \
- "-D__FreeBSD__=3 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
-#endif
-
-#ifndef FBSD_CPP_PREDEFINES
-#define FBSD_CPP_PREDEFINES \
- "-D__FreeBSD__ -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
-#endif
-
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES FBSD_CPP_PREDEFINES
-
-/* Provide a CPP_SPEC appropriate for FreeBSD. We just deal with the GCC
- option `-posix', and PIC issues. */
+/* Obsolete, do not define it. */
-#define FBSD_CPP_SPEC " \
- %(cpp_cpu) \
- %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} \
- %{posix:-D_POSIX_SOURCE}"
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS() FBSD_TARGET_OS_CPP_BUILTINS()
#undef CPP_SPEC
#define CPP_SPEC FBSD_CPP_SPEC
-/* Provide a STARTFILE_SPEC appropriate for FreeBSD. Here we add
- the magical crtbegin.o file (see crtstuff.c) which provides part
- of the support for getting C++ file-scope static object constructed
- before entering `main'. */
-
-#define FBSD_STARTFILE_SPEC \
- "%{!shared: \
- %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
- %{!p:%{profile:gcrt1.o%s} \
- %{!profile:crt1.o%s}}}} \
- crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
-
-/* Provide a ENDFILE_SPEC appropriate for FreeBSD. Here we tack on
- the magical crtend.o file (see crtstuff.c) which provides part of
- the support for getting C++ file-scope static object constructed
- before entering `main', followed by a normal "finalizer" file,
- `crtn.o'. */
-
-#define FBSD_ENDFILE_SPEC \
- "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
-
-/* Provide a LIB_SPEC appropriate for FreeBSD as configured and as
- required by the user-land thread model. Before __FreeBSD_version
- 500016, select the appropriate libc, depending on whether we're
- doing profiling or need threads support. At __FreeBSD_version
- 500016 and later, when threads support is requested include both
- -lc and -lc_r instead of only -lc_r. To make matters interesting,
- we can't actually use __FreeBSD_version provided by <osreldate.h>
- directly since it breaks cross-compiling. As a final twist, make
- it a hard error if -pthread is provided on the command line and gcc
- was configured with --disable-threads (this will help avoid bug
- reports from users complaining about threading when they
- misconfigured the gcc bootstrap but are later consulting FreeBSD
- manual pages that refer to the mythical -pthread option). */
-
-/* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate
- libc, depending on whether we're doing profiling or need threads support.
- (simular to the default, except no -lg, and no -p). */
-
-#ifdef FBSD_NO_THREADS
-#define FBSD_LIB_SPEC " \
- %{pthread: %eThe -pthread option is only supported on FreeBSD when gcc \
-is built with the --enable-threads configure-time option.} \
- %{!shared: \
- %{!pg: -lc} \
- %{pg: -lc_p} \
- }"
-#else
-#if FBSD_MAJOR >= 5
-#define FBSD_LIB_SPEC " \
- %{!shared: \
- %{!pg: %{pthread:-lc_r} -lc} \
- %{pg: %{pthread:-lc_r_p} -lc_p} \
- }"
-#else
-#define FBSD_LIB_SPEC " \
- %{!shared: \
- %{!pg: \
- %{!pthread:-lc} \
- %{pthread:-lc_r}} \
- %{pg: \
- %{!pthread:-lc_p} \
- %{pthread:-lc_r_p}} \
- }"
-#endif
-#endif
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC FBSD_STARTFILE_SPEC
+
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC FBSD_ENDFILE_SPEC
#undef LIB_SPEC
#define LIB_SPEC FBSD_LIB_SPEC
/************************[ Target stuff ]***********************************/
+/* All FreeBSD Architectures support the ELF object file format. */
+#undef OBJECT_FORMAT_ELF
+#define OBJECT_FORMAT_ELF
+
/* Don't assume anything about the header files. */
#undef NO_IMPLICIT_EXTERN_C
-#define NO_IMPLICIT_EXTERN_C
-
-/* Allow #sccs in preprocessor. */
-#undef SCCS_DIRECTIVE
-#define SCCS_DIRECTIVE
+#define NO_IMPLICIT_EXTERN_C 1
/* Make gcc agree with FreeBSD's standard headers (<machine/ansi.h>, etc...) */
#undef WCHAR_TYPE
#define WCHAR_TYPE "int"
-#undef WCHAR_UNSIGNED
-#define WCHAR_UNSIGNED 0
+#define MATH_LIBRARY_PROFILE "-lm_p"
/* Code generation parameters. */
-/* Don't default to pcc-struct-return, because gcc is the only compiler, and
- we want to retain compatibility with older gcc versions
- (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
-
/* Use periods rather than dollar signs in special g++ assembler names.
This ensures the configuration knows our system correctly so we can link
with libraries compiled with the native cc. */
#undef NO_DOLLAR_IN_LABEL
-/* The prefix to add to user-visible assembler symbols.
- For System V Release 4 & ELF the convention is *not* to prepend a leading
- underscore onto user-level symbol names. Some CPU files such as
- config/sparc/sparc.h set this wrong for ELF. */
-
-#undef USER_LABEL_PREFIX
-#define USER_LABEL_PREFIX ""
-
-/* Handle #pragma weak and #pragma pack. */
-#undef HANDLE_SYSV_PRAGMA
-#define HANDLE_SYSV_PRAGMA
-
-/************************[ Assembler stuff ]********************************/
-
-#undef IDENT_ASM_OP
-#define IDENT_ASM_OP "\t.ident\t"
-
-/* Output #ident as a .ident. */
-
-#undef ASM_OUTPUT_IDENT
-#define ASM_OUTPUT_IDENT(FILE, NAME) \
- fprintf ((FILE), "%s\"%s\"\n", IDENT_ASM_OP, (NAME));
-
-/************************[ Debugger stuff ]*********************************/
-
-/* All ELF targets can support DWARF-2. */
-#undef DWARF2_DEBUGGING_INFO
-#define DWARF2_DEBUGGING_INFO
-
-/* This is BSD, so we want the DBX format. */
-#undef DBX_DEBUGGING_INFO
-#define DBX_DEBUGGING_INFO
-
-/* Even though this is BSD, ELF and the GNU tools operates better with dwarf2
- than stabs. Since we don't have any native tools to be compatible with,
- defaulting to dwarf2 is OK. */
-#undef PREFERRED_DEBUGGING_TYPE
-#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
+/* Used by libgcc2.c. We support file locking with fcntl / F_SETLKW.
+ This enables the test coverage code to use file locking when exiting a
+ program, which avoids race conditions if the program has forked. */
+#define TARGET_HAS_F_SETLKW