/* Target definitions for Darwin (Mac OS X) systems.
- Copyright (C) 1989, 1990, 1991, 1992, 1993, 2000, 2001, 2002, 2003
+ Copyright (C) 1989, 1990, 1991, 1992, 1993, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
Contributed by Apple Computer Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
+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 2, or (at your option)
any later version.
-GNU CC is distributed in the hope that it will be useful,
+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 GNU CC; see the file COPYING. If not, write to
+along with GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#ifndef CONFIG_DARWIN_H
+#define CONFIG_DARWIN_H
+
/* The definitions in this file are common to all processor types
running Darwin, which is the kernel for Mac OS X. Darwin is
basically a BSD user layer laid over a Mach kernel, then evolved
/* Although NeXT ran on many different architectures, as of Jan 2001
the only supported Darwin targets are PowerPC and x86. */
-/* Technically, STANDARD_EXEC_PREFIX should be /usr/libexec/, but in
- practice this makes it hard to install new compilers elsewhere, so
- leave it undefined and expect system builders to set configure args
- correctly. */
-
/* One of Darwin's NeXT legacies is the Mach-O format, which is partly
like a.out and partly like COFF, with additional features like
multi-architecture binary support. */
Note that an option name with a prefix that matches another option
name, that also takes an argument, needs to be modified so the
prefix is different, otherwise a '*' after the shorter option will
- match with the longer one. */
+ match with the longer one.
+
+ The SUBTARGET_OPTION_TRANSLATE_TABLE macro, which _must_ be defined
+ in gcc/config/{i386,rs6000}/darwin.h, should contain any additional
+ command-line option translations specific to the particular target
+ architecture. */
+
#define TARGET_OPTION_TRANSLATE_TABLE \
{ "-all_load", "-Zall_load" }, \
{ "-allowable_client", "-Zallowable_client" }, \
{ "-exported_symbols_list", "-Zexported_symbols_list" }, \
{ "-seg_addr_table_filename", "-Zseg_addr_table_filename" }, \
{ "-filelist", "-Xlinker -filelist -Xlinker" }, \
+ { "-framework", "-Xlinker -framework -Xlinker" }, \
{ "-flat_namespace", "-Zflat_namespace" }, \
{ "-force_cpusubtype_ALL", "-Zforce_cpusubtype_ALL" }, \
{ "-force_flat_namespace", "-Zforce_flat_namespace" }, \
{ "-multi_module", "-Zmulti_module" }, \
{ "-static", "-static -Wa,-static" }, \
{ "-single_module", "-Zsingle_module" }, \
- { "-unexported_symbols_list", "-Zunexported_symbols_list" }
-
+ { "-unexported_symbols_list", "-Zunexported_symbols_list" }, \
+ SUBTARGET_OPTION_TRANSLATE_TABLE
+
/* These compiler options take n arguments. */
#undef WORD_SWITCH_TAKES_ARG
!strcmp (STR, "dylinker_install_name") ? 1 : \
0)
-/* Machine dependent cpp options. */
+/* Machine dependent cpp options. __APPLE_CC__ is defined as the
+ Apple include files expect it to be defined and won't work if it
+ isn't. */
#undef CPP_SPEC
-#define CPP_SPEC "%{static:%{!dynamic:-D__STATIC__}}%{!static:-D__DYNAMIC__}"
+#define CPP_SPEC "%{static:%{!dynamic:-D__STATIC__}}%{!static:-D__DYNAMIC__}\
+ -D__APPLE_CC__=1"
/* This is mostly a clone of the standard LINK_COMMAND_SPEC, plus
precomp, libtool, and fat build additions. Also we
#define LINK_COMMAND_SPEC "\
%{!fdump=*:%{!fsyntax-only:%{!precomp:%{!c:%{!M:%{!MM:%{!E:%{!S:\
%{!Zdynamiclib:%(linker)}%{Zdynamiclib:/usr/bin/libtool} \
+ %{!Zdynamiclib:-arch %(darwin_arch)} \
+ %{Zdynamiclib:-arch_only %(darwin_arch)} \
%l %X %{d} %{s} %{t} %{Z} \
%{!Zdynamiclib:%{A} %{e*} %{m} %{N} %{n} %{r} %{u*} %{x} %{z}} \
%{@:-o %f%u.out}%{!@:%{o*}%{!o:-o a.out}} \
%{!Zdynamiclib:%{!A:%{!nostdlib:%{!nostartfiles:%S}}}} \
- %{L*} %(link_libgcc) %o %{fprofile-arcs:-lgcov} \
+ %{L*} %(link_libgcc) %o %{fprofile-arcs|fprofile-generate:-lgcov} \
%{!nostdlib:%{!nodefaultlibs:%G %L}} \
%{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} %{F*} \
%{!--help:%{!no-c++filt|c++filt:| c++filt3 }} }}}}}}}}"
%{Zmulti_module:-multi_module} %{Zsingle_module:-single_module} \
%{Zmultiply_defined*:-multiply_defined %*} \
%{Zmultiplydefinedunused*:-multiply_defined_unused %*} \
- %{prebind} %{noprebind} %{prebind_all_twolevel_modules} \
+ %{prebind} %{noprebind} %{nofixprebinding} %{prebind_all_twolevel_modules} \
%{read_only_relocs} \
%{sectcreate*} %{sectorder*} %{seg1addr*} %{segprot*} %{seg_addr_table*} \
%{Zseg_addr_table_filename*:-seg_addr_table_filename %*} \
#undef ASM_DECLARE_OBJECT_NAME
#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \
do { \
- const char *xname = NAME; \
- if (GET_CODE (XEXP (DECL_RTL (DECL), 0)) != SYMBOL_REF) \
- xname = IDENTIFIER_POINTER (DECL_NAME (DECL)); \
- if ((TREE_STATIC (DECL) \
- && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \
- || DECL_INITIAL (DECL)) \
- machopic_define_name (xname); \
- if ((TREE_STATIC (DECL) \
- && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \
- || DECL_INITIAL (DECL)) \
+ const char *xname = NAME; \
+ if (GET_CODE (XEXP (DECL_RTL (DECL), 0)) != SYMBOL_REF) \
+ xname = IDENTIFIER_POINTER (DECL_NAME (DECL)); \
+ if ((TREE_STATIC (DECL) \
+ && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \
+ || DECL_INITIAL (DECL)) \
+ machopic_define_name (xname); \
+ if ((TREE_STATIC (DECL) \
+ && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \
+ || DECL_INITIAL (DECL)) \
(* targetm.encode_section_info) (DECL, DECL_RTL (DECL), false); \
- ASM_OUTPUT_LABEL (FILE, xname); \
+ ASM_OUTPUT_LABEL (FILE, xname); \
+ /* Darwin doesn't support zero-size objects, so give them a \
+ byte. */ \
+ if (tree_low_cst (DECL_SIZE_UNIT (DECL), 1) == 0) \
+ assemble_zeros (1); \
} while (0)
#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
|| DECL_INITIAL (DECL)) \
(* targetm.encode_section_info) (DECL, DECL_RTL (DECL), false); \
ASM_OUTPUT_LABEL (FILE, xname); \
- /* Avoid generating stubs for functions we've just defined by \
- outputting any required stub name label now. */ \
- machopic_output_possible_stub_label (FILE, xname); \
+ } while (0)
+
+#define ASM_DECLARE_CONSTANT_NAME(FILE, NAME, EXP, SIZE) \
+ do { \
+ ASM_OUTPUT_LABEL (FILE, NAME); \
+ /* Darwin doesn't support zero-size objects, so give them a \
+ byte. */ \
+ if ((SIZE) == 0) \
+ assemble_zeros (1); \
} while (0)
/* Wrap new method names in quotes so the assembler doesn't gag.
#undef SECTION_FUNCTION
#define SECTION_FUNCTION(FUNCTION, SECTION, DIRECTIVE, OBJC) \
-extern void FUNCTION PARAMS ((void)); \
+extern void FUNCTION (void); \
void \
-FUNCTION () \
+FUNCTION (void) \
{ \
if (in_section != SECTION) \
{ \
in_objc_symbols, in_objc_module_info, \
in_objc_protocol, in_objc_string_object, \
in_objc_constant_string_object, \
+ in_objc_image_info, \
in_objc_class_names, in_objc_meth_var_names, \
- in_objc_meth_var_types, in_objc_cls_refs, \
+ in_objc_meth_var_types, in_objc_cls_refs, \
in_machopic_nl_symbol_ptr, \
in_machopic_lazy_symbol_ptr, \
in_machopic_symbol_stub, \
#undef EXTRA_SECTION_FUNCTIONS
#define EXTRA_SECTION_FUNCTIONS \
-static void objc_section_init PARAMS ((void)); \
+static void objc_section_init (void); \
SECTION_FUNCTION (const_section, \
in_const, \
".const", 0) \
SECTION_FUNCTION (objc_constant_string_object_section, \
in_objc_constant_string_object, \
".section __OBJC, __cstring_object", 1) \
+/* Fix-and-Continue image marker. */ \
+SECTION_FUNCTION (objc_image_info_section, \
+ in_objc_image_info, \
+ ".section __OBJC, __image_info", 1) \
SECTION_FUNCTION (objc_class_names_section, \
in_objc_class_names, \
".objc_class_names", 1) \
\
SECTION_FUNCTION (machopic_lazy_symbol_ptr_section, \
in_machopic_lazy_symbol_ptr, \
- ".lazy_symbol_pointer", 0) \
+ ".lazy_symbol_pointer", 0) \
SECTION_FUNCTION (machopic_nl_symbol_ptr_section, \
in_machopic_nl_symbol_ptr, \
- ".non_lazy_symbol_pointer", 0) \
+ ".non_lazy_symbol_pointer", 0) \
SECTION_FUNCTION (machopic_symbol_stub_section, \
in_machopic_symbol_stub, \
- ".symbol_stub", 0) \
+ ".symbol_stub", 0) \
SECTION_FUNCTION (machopic_symbol_stub1_section, \
in_machopic_symbol_stub1, \
".section __TEXT,__symbol_stub1,symbol_stubs,pure_instructions,16", 0)\
SECTION_FUNCTION (machopic_picsymbol_stub_section, \
in_machopic_picsymbol_stub, \
- ".picsymbol_stub", 0) \
+ ".picsymbol_stub", 0) \
SECTION_FUNCTION (machopic_picsymbol_stub1_section, \
in_machopic_picsymbol_stub1, \
".section __TEXT,__picsymbolstub1,symbol_stubs,pure_instructions,32", 0)\
".section __TEXT,__eh_frame", 0) \
\
static void \
-objc_section_init () \
+objc_section_init (void) \
{ \
static int been_here = 0; \
\
objc_cls_refs_section (); \
objc_class_section (); \
objc_meta_class_section (); \
- /* shared, hot -> cold */ \
+ /* shared, hot -> cold */ \
objc_cls_meth_section (); \
objc_inst_meth_section (); \
objc_protocol_section (); \
#define TARGET_ASM_SELECT_RTX_SECTION machopic_select_rtx_section
#define ASM_DECLARE_UNRESOLVED_REFERENCE(FILE,NAME) \
- do { \
+ do { \
if (FILE) { \
if (MACHOPIC_INDIRECT) \
fprintf (FILE, "\t.lazy_reference "); \
do { \
if (FILE) { \
fprintf (FILE, "\t"); \
- assemble_name (FILE, NAME); \
+ assemble_name (FILE, NAME); \
fprintf (FILE, "=0\n"); \
(*targetm.asm_out.globalize_label) (FILE, NAME); \
} \
#define GLOBAL_ASM_OP ".globl "
#define TARGET_ASM_GLOBALIZE_LABEL darwin_globalize_label
+/* Emit an assembler directive to set visibility for a symbol. Used
+ to support visibility attribute and Darwin's private extern
+ feature. */
+#undef TARGET_ASM_ASSEMBLE_VISIBILITY
+#define TARGET_ASM_ASSEMBLE_VISIBILITY darwin_assemble_visibility
+
+
#undef ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
sprintf (LABEL, "*%s%ld", PREFIX, (long)(NUM))
#define TARGET_ASM_EXCEPTION_SECTION darwin_exception_section
#define TARGET_ASM_EH_FRAME_SECTION darwin_eh_frame_section
-
+
#undef ASM_PREFERRED_EH_DATA_FORMAT
#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
(((CODE) == 2 && (GLOBAL) == 1) \
#define ASM_APP_ON ""
#undef ASM_APP_OFF
#define ASM_APP_OFF ""
+
+void darwin_register_frameworks (int);
+#define TARGET_EXTRA_INCLUDES darwin_register_frameworks
+
+void add_framework_path (char *);
+#define TARGET_OPTF add_framework_path
+
+#define TARGET_HAS_F_SETLKW
+
+#endif /* CONFIG_DARWIN_H */