/* Base configuration file for all FreeBSD targets.
- Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
This file is part of GNU CC.
All FreeBSD architectures should include this file, which will specify
their commonalities.
Adapted from gcc/config/i386/freebsd-elf.h by
- David O'Brien <obrien@FreeBSD.org>. */
+ David O'Brien <obrien@FreeBSD.org>.
+ Further work by David O'Brien <obrien@FreeBSD.org> and
+ Loren J. Rittle <ljrittle@acm.org>. */
+/* 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
+#undef SWITCH_TAKES_ARG
#define SWITCH_TAKES_ARG(CHAR) (FBSD_SWITCH_TAKES_ARG(CHAR))
-#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
+#undef WORD_SWITCH_TAKES_ARG
#define WORD_SWITCH_TAKES_ARG(STR) (FBSD_WORD_SWITCH_TAKES_ARG(STR))
-/* Provide a CPP_SPEC appropriate for FreeBSD. We just deal with the GCC
- option `-posix', and PIC issues. */
-
-#undef CPP_SPEC
-#define CPP_SPEC "%(cpp_cpu) \
- %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} \
- %{posix:-D_POSIX_SOURCE}"
-
-/* 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). */
-
-#undef LIB_SPEC
-#define LIB_SPEC \
- "%{!shared: \
- %{!pg:%{!pthread:%{!kthread:-lc} \
- %{kthread:-lpthread -lc}} \
- %{pthread:-lc_r}} \
- %{pg:%{!pthread:%{!kthread:-lc_p} \
- %{kthread:-lpthread_p -lc_p}} \
- %{pthread:-lc_r_p}}}"
-
-
-/* Code generation parameters. */
-
-/* Make gcc agree with <machine/ansi.h>. */
+#undef CPP_PREDEFINES
+/* Obsolete, do not define it. */
-#undef WCHAR_TYPE
-#define WCHAR_TYPE "int"
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS() FBSD_TARGET_OS_CPP_BUILTINS()
-#undef WCHAR_UNSIGNED
-#define WCHAR_UNSIGNED 0
+#undef CPP_SPEC
+#define CPP_SPEC FBSD_CPP_SPEC
-/* 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
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC FBSD_STARTFILE_SPEC
-/* Ensure we the configuration knows our system correctly so we can link with
- libraries compiled with the native cc. */
-#undef NO_DOLLAR_IN_LABEL
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC FBSD_ENDFILE_SPEC
-/* Use more efficient ``thunks'' to implement C++ vtables. */
-#undef DEFAULT_VTABLE_THUNKS
-#define DEFAULT_VTABLE_THUNKS 1
+#undef LIB_SPEC
+#define LIB_SPEC FBSD_LIB_SPEC
-/* This is BSD, so use stabs instead of DWARF debug format. */
-#undef PREFERRED_DEBUGGING_TYPE
-#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
-/* Attach a special .ident directive to the end of the file to identify
- the version of GCC which compiled this code. The format of the .ident
- string is patterned after the ones produced by native SVR4 C compilers. */
-#undef IDENT_ASM_OP
-#define IDENT_ASM_OP "\t.ident\t"
+/************************[ Target stuff ]***********************************/
-/* Output #ident as a .ident. */
-#undef ASM_OUTPUT_IDENT
-#define ASM_OUTPUT_IDENT(FILE, NAME) \
- fprintf ((FILE), "\t%s\t\"%s\"\n", IDENT_ASM_OP, (NAME));
+/* All FreeBSD Architectures support the ELF object file format. */
+#undef OBJECT_FORMAT_ELF
+#define OBJECT_FORMAT_ELF
-#undef ASM_IDENTIFY_LANGUAGE
-#define ASM_IDENTIFY_LANGUAGE(FILE) \
- fprintf ((FILE), "\t%s \"GCC (%s) %s\"\n", IDENT_ASM_OP, \
- lang_identify (), version_string)
-
-#undef ASM_FILE_END
-#define ASM_FILE_END(FILE) \
-do { \
- if (!flag_no_ident) \
- fprintf ((FILE), "\t%s\t\"GCC: (GNU) %s\"\n", \
- IDENT_ASM_OP, version_string); \
- } while (0)
+/* Don't assume anything about the header files. */
+#undef NO_IMPLICIT_EXTERN_C
+#define NO_IMPLICIT_EXTERN_C 1
+/* Make gcc agree with FreeBSD's standard headers (<machine/ansi.h>, etc...) */
-/* Miscellaneous parameters. */
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "int"
-/* Don't assume anything about the header files. */
-#undef NO_IMPLICIT_EXTERN_C
-#define NO_IMPLICIT_EXTERN_C
+#define MATH_LIBRARY_PROFILE "-lm_p"
-/* Allow #sccs in preprocessor. */
-#define SCCS_DIRECTIVE
+/* Code generation parameters. */
-/* Handle #pragma weak and #pragma pack. */
-#define HANDLE_SYSV_PRAGMA
+/* 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
-/* Tell libgcc2.c that FreeBSD targets support atexit(3). */
-#define HAVE_ATEXIT
+/* 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