diff options
Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/config/darwin.h')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/config/darwin.h | 1429 |
1 files changed, 0 insertions, 1429 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/config/darwin.h b/gcc-4.2.1-5666.3/gcc/config/darwin.h deleted file mode 100644 index 482cd4c8a..000000000 --- a/gcc-4.2.1-5666.3/gcc/config/darwin.h +++ /dev/null @@ -1,1429 +0,0 @@ -/* Target definitions for Darwin (Mac OS X) systems. - Copyright (C) 1989, 1990, 1991, 1992, 1993, 2000, 2001, 2002, 2003, 2004, - 2005 - Free Software Foundation, Inc. - Contributed by Apple Computer 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 2, 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 COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, 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 - for many years (at NeXT) in parallel with other Unix systems. So - while the runtime is a somewhat idiosyncratic Mach-based thing, - other definitions look like they would for a BSD variant. */ - -/* Although NeXT ran on many different architectures, as of Jan 2001 - the only supported Darwin targets are PowerPC and x86. */ - -/* 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. */ - -#define OBJECT_FORMAT_MACHO - -/* APPLE LOCAL begin dynamic-no-pic */ -extern int machopic_symbol_defined_p (rtx); -/* APPLE LOCAL end dynamic-no-pic */ - -/* APPLE LOCAL begin axe stubs 5571540 */ -extern int darwin_stubs; -/* APPLE LOCAL end axe stubs 5571540 */ - -/* APPLE LOCAL begin mainline 2006-11-01 3334812 */ -/* Don't assume anything about the header files. */ -#define NO_IMPLICIT_EXTERN_C -/* APPLE LOCAL end mainline 2006-11-01 3334812 */ - -/* Suppress g++ attempt to link in the math library automatically. */ -#define MATH_LIBRARY "" - -/* We have atexit. */ - -#define HAVE_ATEXIT - -/* Define an empty body for the function do_global_dtors() in libgcc2.c. */ - -#define DO_GLOBAL_DTORS_BODY - -/* The string value for __SIZE_TYPE__. */ - -#ifndef SIZE_TYPE -#define SIZE_TYPE "long unsigned int" -#endif - -/* Type used for ptrdiff_t, as a string used in a declaration. */ - -#undef PTRDIFF_TYPE -#define PTRDIFF_TYPE "int" - -/* wchar_t is int. */ - -#undef WCHAR_TYPE -#define WCHAR_TYPE "int" -#undef WCHAR_TYPE_SIZE -#define WCHAR_TYPE_SIZE 32 - -/* Default to using the NeXT-style runtime, since that's what is - pre-installed on Darwin systems. */ - -#define NEXT_OBJC_RUNTIME - -/* 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 - -/* APPLE LOCAL begin -Wfour-char-constants */ -/* Don't warn about MacOS-style 'APPL' four-char-constants. */ -#undef WARN_FOUR_CHAR_CONSTANTS -#define WARN_FOUR_CHAR_CONSTANTS 0 -/* APPLE LOCAL end -Wfour-char-constants */ - -/* True if pragma ms_struct is in effect. */ -extern GTY(()) int darwin_ms_struct; - -/* This table intercepts weirdo options whose names would interfere - with normal driver conventions, and either translates them into - standardly-named options, or adds a 'Z' so that they can get to - specs processing without interference. - - Do not expand a linker option to "-Xlinker -<option>", since that - forfeits the ability to control via spec strings later. However, - as a special exception, do this translation with -filelist, because - otherwise the driver will think there are no input files and quit. - (The alternative would be to hack the driver to recognize -filelist - specially, but it's simpler to use the translation table.) - - 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. - - 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" }, \ - /* APPLE LOCAL 7519550 -force_load */ \ - { "-force_load", "-Zforce_load" }, \ - { "-allowable_client", "-Zallowable_client" }, \ - { "-arch_errors_fatal", "-Zarch_errors_fatal" }, \ - { "-bind_at_load", "-Zbind_at_load" }, \ - { "-bundle", "-Zbundle" }, \ - { "-bundle_loader", "-Zbundle_loader" }, \ - { "-weak_reference_mismatches", "-Zweak_reference_mismatches" }, \ - { "-dead_strip", "-Zdead_strip" }, \ - { "-no_dead_strip_inits_and_terms", "-Zno_dead_strip_inits_and_terms" }, \ - { "-dependency-file", "-MF" }, \ - { "-dylib_file", "-Zdylib_file" }, \ - { "-dynamic", "-Zdynamic" }, \ - { "-dynamiclib", "-Zdynamiclib" }, \ - { "-exported_symbols_list", "-Zexported_symbols_list" }, \ - { "-gfull", "-g -fno-eliminate-unused-debug-symbols" }, \ - { "-gused", "-g -feliminate-unused-debug-symbols" }, \ - { "-segaddr", "-Zsegaddr" }, \ - { "-segs_read_only_addr", "-Zsegs_read_only_addr" }, \ - { "-segs_read_write_addr", "-Zsegs_read_write_addr" }, \ - { "-seg_addr_table", "-Zseg_addr_table" }, \ - { "-seg_addr_table_filename", "-Zfn_seg_addr_table_filename" }, \ - /* APPLE LOCAL mainline */ \ - { "-umbrella", "-Zumbrella" }, \ - /* APPLE LOCAL kext weak_import 5935650 */ \ - { "-fapple-kext", "-fapple-kext -static" }, \ - { "-filelist", "-Xlinker -filelist -Xlinker" }, \ - { "-findirect-virtual-calls", "-fapple-kext" }, \ - { "-flat_namespace", "-Zflat_namespace" }, \ - { "-force_cpusubtype_ALL", "-Zforce_cpusubtype_ALL" }, \ - { "-force_flat_namespace", "-Zforce_flat_namespace" }, \ - { "-framework", "-Xlinker -framework -Xlinker" }, \ - { "-fterminated-vtables", "-fapple-kext" }, \ - { "-image_base", "-Zimage_base" }, \ - { "-init", "-Zinit" }, \ - { "-install_name", "-Zinstall_name" }, \ - /* APPLE LOCAL kext weak_import 5935650 */ \ - { "-mkernel", "-mkernel -static" }, \ - { "-multiply_defined_unused", "-Zmultiplydefinedunused" }, \ - { "-multiply_defined", "-Zmultiply_defined" }, \ - { "-multi_module", "-Zmulti_module" }, \ - /* APPLE LOCAL begin kext weak_import 5935650 */ \ - /* Removed -static */ \ - /* APPLE LOCAL end kext weak_import 5935650 */ \ - /* APPLE LOCAL mainline */ \ - { "-shared", "-Zdynamiclib" }, \ - { "-single_module", "-Zsingle_module" }, \ - { "-unexported_symbols_list", "-Zunexported_symbols_list" }, \ - /* APPLE LOCAL radar 6269491 */ \ - /* code removed. */ \ - /* APPLE LOCAL begin constant cfstrings */ \ - { "-fconstant-cfstrings", "-mconstant-cfstrings" }, \ - { "-fno-constant-cfstrings", "-mno-constant-cfstrings" }, \ - { "-Wnonportable-cfstrings", "-mwarn-nonportable-cfstrings" }, \ - { "-Wno-nonportable-cfstrings", "-mno-warn-nonportable-cfstrings" }, \ - { "-fpascal-strings", "-mpascal-strings" }, \ - { "-fno-pascal-strings", "-mno-pascal-strings" }, \ - /* APPLE LOCAL end constant cfstrings */ \ - SUBTARGET_OPTION_TRANSLATE_TABLE - -/* APPLE LOCAL begin constant cfstrings */ -extern int darwin_running_cxx; -/* APPLE LOCAL end constant cfstrings */ - -/* APPLE LOCAL begin pragma reverse_bitfields */ -/* True if pragma reverse_bitfields is in effect. */ -extern GTY(()) int darwin_reverse_bitfields; -/* APPLE LOCAL end pragma reverse_bitfields */ - -/* APPLE LOCAL begin ARM 5683689 */ -enum darwin_version_type { - DARWIN_VERSION_MACOSX, - DARWIN_VERSION_IPHONEOS -}; -/* APPLE LOCAL end ARM 5683689 */ - -/* APPLE LOCAL AT&T-style stub 4164563 */ -#define MACHOPIC_ATT_STUB (darwin_macho_att_stub) - -#define SUBSUBTARGET_OVERRIDE_OPTIONS \ - do { \ - /* APPLE LOCAL begin constant cfstrings */ \ - if (darwin_pascal_strings) \ - { \ - warn_pointer_sign = 1; \ - CPP_OPTION (parse_in, pascal_strings) = 1; \ - } \ - /* APPLE LOCAL begin ARM 5683689 */ \ - if (darwin_macosx_version_min && darwin_iphoneos_version_min) \ - error ("-mmacosx-version-min not allowed with" \ - " -miphoneos-version-min"); \ - /* APPLE LOCAL end ARM 5683689 */ \ - /* The c_dialect...() macros are not available to us here. */ \ - darwin_running_cxx = (strstr (lang_hooks.name, "C++") != 0); \ - /* APPLE LOCAL end constant cfstrings */ \ - darwin_override_options (); \ - } while (0) - -/* APPLE LOCAL begin constant cfstrings */ -#define SUBTARGET_INIT_BUILTINS \ -do { \ - darwin_init_cfstring_builtins (); \ -} while(0) - -#undef TARGET_EXPAND_TREE_BUILTIN -#define TARGET_EXPAND_TREE_BUILTIN darwin_expand_tree_builtin -#undef TARGET_CONSTRUCT_OBJC_STRING -#define TARGET_CONSTRUCT_OBJC_STRING darwin_construct_objc_string -/* APPLE LOCAL end constant cfstrings */ - -/* These compiler options take n arguments. */ - -#undef WORD_SWITCH_TAKES_ARG -#define WORD_SWITCH_TAKES_ARG(STR) \ - (DEFAULT_WORD_SWITCH_TAKES_ARG (STR) ? 1 : \ - /* APPLE LOCAL 7519550 -force_load */ \ - !strcmp (STR, "Zforce_load") ? 1 : \ - !strcmp (STR, "Zallowable_client") ? 1 : \ - !strcmp (STR, "arch") ? 1 : \ - !strcmp (STR, "arch_only") ? 1 : \ - !strcmp (STR, "Zbundle_loader") ? 1 : \ - !strcmp (STR, "client_name") ? 1 : \ - !strcmp (STR, "compatibility_version") ? 1 : \ - !strcmp (STR, "current_version") ? 1 : \ - !strcmp (STR, "Zdylib_file") ? 1 : \ - !strcmp (STR, "Zexported_symbols_list") ? 1 : \ - !strcmp (STR, "Zimage_base") ? 1 : \ - !strcmp (STR, "Zinit") ? 1 : \ - !strcmp (STR, "Zinstall_name") ? 1 : \ - !strcmp (STR, "Zmultiplydefinedunused") ? 1 : \ - !strcmp (STR, "Zmultiply_defined") ? 1 : \ - !strcmp (STR, "precomp-trustfile") ? 1 : \ - !strcmp (STR, "read_only_relocs") ? 1 : \ - !strcmp (STR, "sectcreate") ? 3 : \ - !strcmp (STR, "sectorder") ? 3 : \ - !strcmp (STR, "Zsegaddr") ? 2 : \ - !strcmp (STR, "Zsegs_read_only_addr") ? 1 : \ - !strcmp (STR, "Zsegs_read_write_addr") ? 1 : \ - !strcmp (STR, "Zseg_addr_table") ? 1 : \ - !strcmp (STR, "Zfn_seg_addr_table_filename") ? 1 :\ - !strcmp (STR, "seg1addr") ? 1 : \ - !strcmp (STR, "segprot") ? 3 : \ - !strcmp (STR, "sub_library") ? 1 : \ - !strcmp (STR, "sub_umbrella") ? 1 : \ - /* APPLE LOCAL mainline */ \ - !strcmp (STR, "Zumbrella") ? 1 : \ - !strcmp (STR, "undefined") ? 1 : \ - !strcmp (STR, "Zunexported_symbols_list") ? 1 : \ - !strcmp (STR, "Zweak_reference_mismatches") ? 1 : \ - !strcmp (STR, "pagezero_size") ? 1 : \ - !strcmp (STR, "segs_read_only_addr") ? 1 : \ - !strcmp (STR, "segs_read_write_addr") ? 1 : \ - !strcmp (STR, "sectalign") ? 3 : \ - !strcmp (STR, "sectobjectsymbols") ? 2 : \ - !strcmp (STR, "segcreate") ? 3 : \ - !strcmp (STR, "dylinker_install_name") ? 1 : \ - 0) - -#define SUBTARGET_C_COMMON_OVERRIDE_OPTIONS do { \ - if (flag_mkernel || flag_apple_kext) \ - { \ - if (flag_use_cxa_atexit == 2) \ - flag_use_cxa_atexit = 0; \ - /* kexts should always be built without the coalesced sections \ - because the kernel loader doesn't grok such sections. */ \ - flag_weak = 0; \ - /* No RTTI in kexts. */ \ - flag_rtti = 0; \ - /* APPLE LOCAL begin 5731065 */ \ - if (flag_mkernel) \ - flag_no_builtin = 1; \ - /* APPLE LOCAL end 5731065 */ \ - /* APPLE LOCAL xmmintrin.h for kernel 4123064 */ \ - flag_hosted = 0; \ - } \ - } while (0) - -/* Machine dependent cpp options. Don't add more options here, add - them to darwin_cpp_builtins in darwin-c.c. */ - -#undef CPP_SPEC -#define CPP_SPEC "%{static:%{!dynamic:-D__STATIC__}}%{!static:-D__DYNAMIC__}" \ - " %{pthread:-D_REENTRANT}" - -/* APPLE LOCAL begin private extern */ -#undef CC1PLUS_SPEC -#define CC1PLUS_SPEC "-D__private_extern__=extern" -/* APPLE LOCAL end private extern */ - -/* This is mostly a clone of the standard LINK_COMMAND_SPEC, plus - precomp, libtool, and fat build additions. Also we - don't specify a second %G after %L because libSystem is - self-contained and doesn't need to link against libgcc.a. */ -/* In general, random Darwin linker flags should go into LINK_SPEC - instead of LINK_COMMAND_SPEC. The command spec is better for - specifying the handling of options understood by generic Unix - linkers, and for positional arguments like libraries. */ -/* APPLE LOCAL begin mainline */ -#define LINK_COMMAND_SPEC "\ -%{!fdump=*:%{!fsyntax-only:%{!precomp:%{!c:%{!M:%{!MM:%{!E:%{!S:\ - %(linker) %l %X %{d} %{s} %{t} %{Z} %{u*} \ - %{A} %{e*} %{m} %{r} %{x} \ - %{o*}%{!o:-o a.out} \ - %{!A:%{!nostdlib:%{!nostartfiles:%S}}} \ - %{L*} %{fopenmp:%:include(libgomp.spec)%(link_gomp)} \ -"/* APPLE LOCAL add fcreate-profile */"\ - %(link_libgcc) %o %{fprofile-arcs|fprofile-generate|fcreate-profile|coverage:-lgcov} \ -"/* APPLE LOCAL nested functions 4357979 */"\ - %{fnested-functions: -allow_stack_execute} \ -"/* APPLE LOCAL prefer -lSystem 6645902 */"\ - %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}} \ -"/* APPLE LOCAL begin mainline 4.3 2006-10-31 4370146 */"\ - %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} %{F*} }}}}}}}}\n\ -%{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\ -"/* APPLE LOCAL end mainline 4.3 2006-10-31 4370146 */"\ - %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm: \ - %{g*:%{!gstabs*:%{!g0: dsymutil %{o*:%*}%{!o:a.out}}}}}}}}}}}}" -/* APPLE LOCAL end mainline */ - -#ifdef TARGET_SYSTEM_ROOT -#define LINK_SYSROOT_SPEC \ - "%{isysroot*:-syslibroot %*;:-syslibroot " TARGET_SYSTEM_ROOT "}" -#else -#define LINK_SYSROOT_SPEC "%{isysroot*:-syslibroot %*}" -#endif - -/* Please keep the random linker options in alphabetical order (modulo - 'Z' and 'no' prefixes). Options that can only go to one of libtool - or ld must be listed twice, under both !Zdynamiclib and - Zdynamiclib, with one of the cases reporting an error. */ -/* Note that options taking arguments may appear multiple times on a - command line with different arguments each time, so put a * after - their names so all of them get passed. */ -/* APPLE LOCAL begin mainline */ -#define LINK_SPEC \ - "%{static}%{!static:-dynamic} \ - %{fgnu-runtime:%:replace-outfile(-lobjc -lobjc-gnu)}\ - %{!Zdynamiclib: \ - %{Zforce_cpusubtype_ALL:-arch %(darwin_arch) -force_cpusubtype_ALL} \ - %{!Zforce_cpusubtype_ALL:-arch %(darwin_subarch)} \ - %{Zbundle:-bundle} \ - %{Zbundle_loader*:-bundle_loader %*} \ - %{client_name*} \ - %{compatibility_version*:%e-compatibility_version only allowed with -dynamiclib\ -} \ - %{current_version*:%e-current_version only allowed with -dynamiclib} \ - %{Zforce_flat_namespace:-force_flat_namespace} \ - %{Zinstall_name*:%e-install_name only allowed with -dynamiclib} \ - %{keep_private_externs} \ - %{private_bundle} \ - } \ - %{Zdynamiclib: -dylib \ - %{Zbundle:%e-bundle not allowed with -dynamiclib} \ - %{Zbundle_loader*:%e-bundle_loader not allowed with -dynamiclib} \ - %{client_name*:%e-client_name not allowed with -dynamiclib} \ - %{compatibility_version*:-dylib_compatibility_version %*} \ - %{current_version*:-dylib_current_version %*} \ - %{Zforce_cpusubtype_ALL:-arch %(darwin_arch)} \ - %{!Zforce_cpusubtype_ALL: -arch %(darwin_subarch)} \ - %{Zforce_flat_namespace:%e-force_flat_namespace not allowed with -dynamiclib} \ - %{Zinstall_name*:-dylib_install_name %*} \ - %{keep_private_externs:%e-keep_private_externs not allowed with -dynamiclib} \ - %{private_bundle:%e-private_bundle not allowed with -dynamiclib} \ - } \ - %{Zall_load:-all_load} \ - "/* APPLE LOCAL 7519550 -force_load */" \ - %{Zforce_load*:-force_load %*} \ - %{Zallowable_client*:-allowable_client %*} \ - %{Zbind_at_load:-bind_at_load} \ - %{Zarch_errors_fatal:-arch_errors_fatal} \ - %{Zdead_strip:-dead_strip} \ - %{Zno_dead_strip_inits_and_terms:-no_dead_strip_inits_and_terms} \ - %{Zdylib_file*:-dylib_file %*} \ - %{Zdynamic:-dynamic}\ - %{Zexported_symbols_list*:-exported_symbols_list %*} \ - %{Zflat_namespace:-flat_namespace} \ - %{headerpad_max_install_names*} \ - %{Zimage_base*:-image_base %*} \ - %{Zinit*:-init %*} \ - "/* APPLE LOCAL begin ARM 5683689 */"\ - %{!mmacosx-version-min=*: %{!miphoneos-version-min=*: %(darwin_ld_minversion)}} \ - %{mmacosx-version-min=*:-macosx_version_min %*} \ - %{miphoneos-version-min=*:-iphoneos_version_min %*} \ - "/* APPLE LOCAL end ARM 5683689 */"\ - %{nomultidefs} \ - %{Zmulti_module:-multi_module} %{Zsingle_module:-single_module} \ - %{Zmultiply_defined*:-multiply_defined %*} \ - "/* APPLE LOCAL begin deletion 5023884 */" \ - "/* APPLE LOCAL end deletion 5023884 */" \ - %{Zmultiplydefinedunused*:-multiply_defined_unused %*} \ - "/* APPLE LOCAL mainline 2007-06-01 5238485 */" \ - %{fpie:-pie} \ - "/* APPLE LOCAL begin <rdar://problem/7651045> */" \ - %{fPIE:-pie} \ - %{fno-pie:-no_pie} \ - %{fno-PIE:-no_pie} \ - "/* APPLE LOCAL end <rdar://problem/7651045> */" \ - %{prebind} %{noprebind} %{nofixprebinding} %{prebind_all_twolevel_modules} \ - %{read_only_relocs} \ - %{sectcreate*} %{sectorder*} %{seg1addr*} %{segprot*} \ - %{Zsegaddr*:-segaddr %*} \ - %{Zsegs_read_only_addr*:-segs_read_only_addr %*} \ - %{Zsegs_read_write_addr*:-segs_read_write_addr %*} \ - %{Zseg_addr_table*: -seg_addr_table %*} \ - %{Zfn_seg_addr_table_filename*:-seg_addr_table_filename %*} \ - %{sub_library*} %{sub_umbrella*} \ - " LINK_SYSROOT_SPEC " \ - %{twolevel_namespace} %{twolevel_namespace_hints} \ - %{Zumbrella*: -umbrella %*} \ - %{undefined*} \ - %{Zunexported_symbols_list*:-unexported_symbols_list %*} \ - %{Zweak_reference_mismatches*:-weak_reference_mismatches %*} \ - %{!Zweak_reference_mismatches*:-weak_reference_mismatches non-weak} \ - %{X} \ - %{y*} \ - %{w} \ - %{pagezero_size*} %{segs_read_*} %{seglinkedit} %{noseglinkedit} \ - %{sectalign*} %{sectobjectsymbols*} %{segcreate*} %{whyload} \ - %{whatsloaded} %{dylinker_install_name*} \ - %{dylinker} %{Mach} " -/* APPLE LOCAL end mainline */ - -/* Machine dependent libraries. */ - -#define LIB_SPEC "%{!static:-lSystem}" - -/* Support -mmacosx-version-min by supplying different (stub) libgcc_s.dylib - libraries to link against, and by not linking against libgcc_s on - earlier-than-10.3.9. - - Note that by default, -lgcc_eh is not linked against! This is - because in a future version of Darwin the EH frame information may - be in a new format, or the fallback routine might be changed; if - you want to explicitly link against the static version of those - routines, because you know you don't need to unwind through system - libraries, you need to explicitly say -static-libgcc. - - If it is linked against, it has to be before -lgcc, because it may - need symbols from -lgcc. */ -#undef REAL_LIBGCC_SPEC -#define REAL_LIBGCC_SPEC \ -/* APPLE LOCAL libgcc_static.a */ \ - "%{static:-lgcc_static; static-libgcc: -lgcc_eh -lgcc; \ - "/* APPLE LOCAL ARM 5683689 5681645 */" \ - miphoneos-version-min=*: %(darwin_iphoneos_libgcc); \ - shared-libgcc|fexceptions|fgnu-runtime: \ - %:version-compare(!> 10.5 mmacosx-version-min= -lgcc_s.10.4) \ - "/* APPLE LOCAL link optimizations 6499452 */" \ - %:version-compare(>< 10.5 10.6 mmacosx-version-min= -lgcc_s.10.5) \ - -lgcc; \ - :%:version-compare(>< 10.3.9 10.5 mmacosx-version-min= -lgcc_s.10.4) \ - "/* APPLE LOCAL link optimizations 6499452 */" \ - %:version-compare(>< 10.5 10.6 mmacosx-version-min= -lgcc_s.10.5) \ - -lgcc}" - -/* We specify crt0.o as -lcrt0.o so that ld will search the library path. - - crt3.o provides __cxa_atexit on systems that don't have it. Since - it's only used with C++, which requires passing -shared-libgcc, key - off that to avoid unnecessarily adding a destructor to every - powerpc program built. */ - -/* APPLE LOCAL begin mainline */ -#undef STARTFILE_SPEC -#define STARTFILE_SPEC \ - "%{Zdynamiclib: %(darwin_dylib1) } \ - "/* APPLE LOCAL link optimizations 6499452 */" \ - %{!Zdynamiclib:%{Zbundle:%{!static: %(darwin_bundle1)}} \ - %{!Zbundle:%{pg:%{static:-lgcrt0.o} \ - %{!static:%{object:-lgcrt0.o} \ - %{!object:%{preload:-lgcrt0.o} \ - %{!preload:-lgcrt1.o %(darwin_crt2)}}}} \ - %{!pg:%{static:-lcrt0.o} \ - %{!static:%{object:-lcrt0.o} \ - %{!object:%{preload:-lcrt0.o} \ - %{!preload: %(darwin_crt1) \ - %(darwin_crt2)}}}}}} \ - %{shared-libgcc: \ - %{!miphoneos-version-min=*: \ - %:version-compare(< 10.5 mmacosx-version-min= crt3.o%s)}}" -/* APPLE LOCAL end mainline */ - -/* The native Darwin linker doesn't necessarily place files in the order - that they're specified on the link line. Thus, it is pointless - to put anything in ENDFILE_SPEC. */ -/* #define ENDFILE_SPEC "" */ - -/* APPLE LOCAL begin mainline */ -#define DARWIN_EXTRA_SPECS \ - { "darwin_crt1", DARWIN_CRT1_SPEC }, \ - { "darwin_dylib1", DARWIN_DYLIB1_SPEC }, \ - /* APPLE LOCAL link optimizations 6499452 */ \ - { "darwin_bundle1", DARWIN_BUNDLE1_SPEC }, \ - { "darwin_minversion", DARWIN_MINVERSION_SPEC }, \ -/* APPLE LOCAL end mainline */ \ -/* APPLE LOCAL begin ARM 5683689 */ \ - { "darwin_cc1_minversion", DARWIN_CC1_MINVERSION_SPEC }, \ - { "darwin_ld_minversion", DARWIN_LD_MINVERSION_SPEC }, \ -/* APPLE LOCAL end ARM 5683689 */ \ -/* APPLE LOCAL ARM 5681645 */ \ - { "darwin_iphoneos_libgcc", DARWIN_IPHONEOS_LIBGCC_SPEC }, - -/* APPLE LOCAL begin ARM 5683689 */ -/* APPLE LOCAL begin link optimizations 6999417 */ -#define DARWIN_DYLIB1_SPEC \ - "%{miphoneos-version-min=*: \ - %:version-compare(< 3.1 miphoneos-version-min= -ldylib1.o)} \ - %{!miphoneos-version-min=*: \ - %:version-compare(!> 10.5 mmacosx-version-min= -ldylib1.o) \ - %:version-compare(>= 10.5 mmacosx-version-min= -ldylib1.10.5.o)}" - -/* APPLE LOCAL begin link optimizations 6499452 */ -#define DARWIN_BUNDLE1_SPEC \ - "%{miphoneos-version-min=*: \ - %:version-compare(< 3.1 miphoneos-version-min= -lbundle1.o)} \ - %{!miphoneos-version-min=*: -lbundle1.o }" -/* APPLE LOCAL end link optimizations 6499452 */ - -#define DARWIN_CRT1_SPEC \ -/* APPLE LOCAL ARM 5823776 iphoneos should use crt1.o */ \ - "%{miphoneos-version-min=*: \ - %:version-compare(< 3.1 miphoneos-version-min= -lcrt1.o) \ - %:version-compare(>= 3.1 miphoneos-version-min= -lcrt1.3.1.o)} \ - %{!miphoneos-version-min=*: \ - %:version-compare(!> 10.5 mmacosx-version-min= -lcrt1.o) \ - %:version-compare(>= 10.5 mmacosx-version-min= -lcrt1.10.5.o)}" -/* APPLE LOCAL end link optimizations 6999417 */ -/* APPLE LOCAL end ARM 5683689 */ - -/* APPLE LOCAL begin prefer -lSystem 6645902 */ -#define LINK_GCC_C_SEQUENCE_SPEC "%G %L" -/* APPLE LOCAL end prefer -lSystem 6645902 */ - -/* Default Darwin ASM_SPEC, very simple. */ -/* APPLE LOCAL begin kext weak_import 5935650 */ -/* APPLE LOCAL begin radar 4161346 */ -#define ASM_SPEC "-arch %(darwin_arch) \ - %{Zforce_cpusubtype_ALL:-force_cpusubtype_ALL} \ - %{!Zforce_cpusubtype_ALL:%{faltivec:-force_cpusubtype_ALL}} \ - %{mkernel|static|fapple-kext:%{!Zdynamic:-static}}" -/* APPLE LOCAL end radar 4161346 */ -/* APPLE LOCAL end kext weak_import 5935650 */ -/* APPLE LOCAL begin mainline 4.3 2006-10-31 4370143 */ -/* We still allow output of STABS. */ - -#define DBX_DEBUGGING_INFO 1 - -/* Prefer DWARF2. */ -#define DWARF2_DEBUGGING_INFO -#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG - -/* APPLE LOCAL end mainline 4.3 2006-10-31 4370143 */ -#define DEBUG_FRAME_SECTION "__DWARF,__debug_frame,regular,debug" -#define DEBUG_INFO_SECTION "__DWARF,__debug_info,regular,debug" -#define DEBUG_ABBREV_SECTION "__DWARF,__debug_abbrev,regular,debug" -#define DEBUG_ARANGES_SECTION "__DWARF,__debug_aranges,regular,debug" -#define DEBUG_MACINFO_SECTION "__DWARF,__debug_macinfo,regular,debug" -#define DEBUG_LINE_SECTION "__DWARF,__debug_line,regular,debug" -#define DEBUG_LOC_SECTION "__DWARF,__debug_loc,regular,debug" -#define DEBUG_PUBNAMES_SECTION "__DWARF,__debug_pubnames,regular,debug" -/* APPLE LOCAL begin pubtypes, approved for 4.3 4535968 */ -#define DEBUG_PUBTYPES_SECTION "__DWARF,__debug_pubtypes,regular,debug" -/* APPLE LOCAL end pubtypes, approved for 4.3 4535968 */ -/* APPLE LOCAL radar 6275985 debug inlined section */ -#define DEBUG_INLINED_SECTION "__DWARF,__debug_inlined,regular,debug" -#define DEBUG_STR_SECTION "__DWARF,__debug_str,regular,debug" -#define DEBUG_RANGES_SECTION "__DWARF,__debug_ranges,regular,debug" - -/* APPLE LOCAL begin gdb only used symbols */ -/* Support option to generate stabs for only used symbols. */ - -#define DBX_ONLY_USED_SYMBOLS -/* APPLE LOCAL end gdb only used symbols */ - -/* When generating stabs debugging, use N_BINCL entries. */ - -#define DBX_USE_BINCL - -/* There is no limit to the length of stabs strings. */ - -#define DBX_CONTIN_LENGTH 0 - -/* gdb needs a null N_SO at the end of each file for scattered loading. */ - -#define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END - -/* GCC's definition of 'one_only' is the same as its definition of 'weak'. */ -#define MAKE_DECL_ONE_ONLY(DECL) (DECL_WEAK (DECL) = 1) - -/* Mach-O supports 'weak imports', and 'weak definitions' in coalesced - sections. machopic_select_section ensures that weak variables go in - coalesced sections. Weak aliases (or any other kind of aliases) are - not supported. Weak symbols that aren't visible outside the .s file - are not supported. */ -#define ASM_WEAKEN_DECL(FILE, DECL, NAME, ALIAS) \ - do { \ - if (ALIAS) \ - { \ - warning (0, "alias definitions not supported in Mach-O; ignored"); \ - break; \ - } \ - \ - if (! DECL_EXTERNAL (DECL) && TREE_PUBLIC (DECL)) \ - targetm.asm_out.globalize_label (FILE, NAME); \ - if (DECL_EXTERNAL (DECL)) \ - fputs ("\t.weak_reference ", FILE); \ - else if (! lookup_attribute ("weak", DECL_ATTRIBUTES (DECL)) \ - && lookup_attribute ("weak_import", DECL_ATTRIBUTES (DECL))) \ - break; \ - else if (TREE_PUBLIC (DECL)) \ - fputs ("\t.weak_definition ", FILE); \ - else \ - break; \ - assemble_name (FILE, NAME); \ - fputc ('\n', FILE); \ - } while (0) - -/* Darwin has the pthread routines in libSystem, which every program - links to, so there's no need for weak-ness for that. */ -#define GTHREAD_USE_WEAK 0 - -/* The Darwin linker imposes two limitations on common symbols: they - can't have hidden visibility, and they can't appear in dylibs. As - a consequence, we should never use common symbols to represent - vague linkage. */ -#undef USE_COMMON_FOR_ONE_ONLY -#define USE_COMMON_FOR_ONE_ONLY 0 - -/* The Darwin linker doesn't want coalesced symbols to appear in - a static archive's table of contents. */ -#undef TARGET_WEAK_NOT_IN_ARCHIVE_TOC -#define TARGET_WEAK_NOT_IN_ARCHIVE_TOC 1 - -/* On Darwin, we don't (at the time of writing) have linkonce sections - with names, so it's safe to make the class data not comdat. */ -#define TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT hook_bool_void_false - -/* APPLE LOCAL begin mainline 4.3 2006-01-10 4871915 */ -/* For efficiency, on Darwin the RTTI information that is always - emitted in the standard C++ library should not be COMDAT. */ -#define TARGET_CXX_LIBRARY_RTTI_COMDAT hook_bool_void_false - -/* APPLE LOCAL end mainline 4.3 2006-01-10 4871915 */ -/* We make exception information linkonce. */ -#undef TARGET_USES_WEAK_UNWIND_INFO -#define TARGET_USES_WEAK_UNWIND_INFO 1 - -/* We need to use a nonlocal label for the start of an EH frame: the - Darwin linker requires that a coalesced section start with a label. - Unfortunately, it also requires that 'debug' sections don't contain - labels. */ -#undef FRAME_BEGIN_LABEL -#define FRAME_BEGIN_LABEL (for_eh ? "EH_frame" : "Lframe") - -/* Emit a label for the FDE corresponding to DECL. EMPTY means - emit a label for an empty FDE. */ -#define TARGET_ASM_EMIT_UNWIND_LABEL darwin_emit_unwind_label - -/* Emit a label to separate the exception table. */ -#define TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL darwin_emit_except_table_label - -/* Our profiling scheme doesn't LP labels and counter words. */ - -#define NO_PROFILE_COUNTERS 1 - -#undef INIT_SECTION_ASM_OP -#define INIT_SECTION_ASM_OP - -/* APPLE LOCAL begin static structors in __StaticInit section */ -#define STATIC_INIT_SECTION "__TEXT,__StaticInit,regular,pure_instructions" -/* APPLE LOCAL end static structors in __StaticInit section */ - -#undef INVOKE__main - -#define TARGET_ASM_CONSTRUCTOR machopic_asm_out_constructor -#define TARGET_ASM_DESTRUCTOR machopic_asm_out_destructor - -/* Always prefix with an underscore. */ - -#define USER_LABEL_PREFIX "_" - -/* Don't output a .file directive. That is only used by the assembler for - error reporting. */ -#undef TARGET_ASM_FILE_START_FILE_DIRECTIVE -#define TARGET_ASM_FILE_START_FILE_DIRECTIVE false - -#undef TARGET_ASM_FILE_END -#define TARGET_ASM_FILE_END darwin_file_end - -#define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "\t.space "HOST_WIDE_INT_PRINT_UNSIGNED"\n", SIZE) - -/* Give ObjC methods pretty symbol names. */ - -#undef OBJC_GEN_METHOD_LABEL -#define OBJC_GEN_METHOD_LABEL(BUF,IS_INST,CLASS_NAME,CAT_NAME,SEL_NAME,NUM) \ - do { if (CAT_NAME) \ - sprintf (BUF, "%c[%s(%s) %s]", (IS_INST) ? '-' : '+', \ - (CLASS_NAME), (CAT_NAME), (SEL_NAME)); \ - else \ - sprintf (BUF, "%c[%s %s]", (IS_INST) ? '-' : '+', \ - (CLASS_NAME), (SEL_NAME)); \ - } while (0) - -/* APPLE LOCAL begin radar 5023725 */ -#undef OBJC_FLAG_ZEROCOST_EXCEPTIONS -#define OBJC_FLAG_ZEROCOST_EXCEPTIONS \ - do { \ - /* APPLE LOCAL begin ARM 5683689 */ \ - if (darwin_macosx_version_min \ - && strverscmp (darwin_macosx_version_min, "10.5") < 0) \ - /* APPLE LOCAL end ARM 5683689 */ \ - error ("Mac OS X version 10.5 or later is needed for zerocost-exceptions"); \ - } while (0) -/* APPLE LOCAL end radar 5023725 */ -/* APPLE LOCAL begin radar 4862848 */ -#undef OBJC_FLAG_OBJC_ABI -#define OBJC_FLAG_OBJC_ABI \ - do { if (flag_objc_abi > 2) \ - { \ - error ("Unknown objective-c abi flag"); \ - flag_objc_abi = 1; /* recover */ \ - } \ - if (flag_objc_abi == -1) \ - flag_objc_abi = (flag_next_runtime && TARGET_64BIT) ? 2 : 1; \ - /* APPLE LOCAL begin ARM hybrid objc-2.0 */ \ - if (flag_objc_legacy_dispatch == -1) \ - flag_objc_legacy_dispatch = (flag_objc_abi < 2); \ - /* APPLE LOCAL end ARM hybrid objc-2.0 */ \ - /* APPLE LOCAL begin radar 2848255 */ \ - /* APPLE LOCAL begin radar 5023725 */ \ - if (flag_objc_abi == 2) \ - flag_objc_zerocost_exceptions = 1; \ - if (flag_objc_zerocost_exceptions) \ - { \ - flag_exceptions = 1; \ - flag_objc_sjlj_exceptions = 0; \ - } \ - /* APPLE LOCAL end radar 5023725 */ \ - if (flag_objc_zerocost_exceptions && flag_objc_abi != 2) \ - { \ - error ("zero-cost exception is available with new abi only");\ - flag_objc_abi = 2; /* recover */ \ - } \ - /* APPLE LOCAL end radar 2848255 */ \ - /* APPLE LOCAL begin 5660282 */ \ - if (darwin_iphoneos_version_min && flag_objc_gc) \ - { \ - warning (0, "-fobjc-gc not supported for iPhone OS; ignoring.");\ - flag_objc_gc = 0; \ - } \ - if (darwin_iphoneos_version_min && flag_objc_gc_only) \ - { \ - warning (0, "-fobjc-gc-only not supported for iPhone OS; ignoring.");\ - flag_objc_gc_only = 0; \ - } \ - /* APPLE LOCAL end 5660282 */ \ - } while (0) -/* APPLE LOCAL end radar 4862848 */ - -/* APPLE LOCAL begin radar 4531086 */ -#undef OBJC_WARN_OBJC2_FEATURES -#define OBJC_WARN_OBJC2_FEATURES(MESSAGE) \ - /* APPLE LOCAL begin ARM 5683689 */ \ - do { \ - if (darwin_macosx_version_min \ - && strverscmp (darwin_macosx_version_min, "10.5") < 0) \ - /* APPLE LOCAL end ARM 5683689 */ \ - warning (0, "Mac OS X version 10.5 or later is needed for use of %s", \ - MESSAGE); \ - } while (0) -/* APPLE LOCAL end radar 4531086 */ - -/* APPLE LOCAL begin radar 6307941 */ -#undef OBJC2_ABI_DISPATCH -#define OBJC2_ABI_DISPATCH \ -(darwin_macosx_version_min \ - && strverscmp (darwin_macosx_version_min, "10.6") < 0) -/* APPLE LOCAL end radar 6307941 */ - -/* The RTTI data (e.g., __ti4name) is common and public (and static), - but it does need to be referenced via indirect PIC data pointers. - The machopic_define_symbol calls are telling the machopic subsystem - that the name *is* defined in this module, so it doesn't need to - make them indirect. */ - -#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 (! DECL_WEAK (DECL) \ - && ((TREE_STATIC (DECL) \ - && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \ - || DECL_INITIAL (DECL))) \ - machopic_define_symbol (DECL_RTL (DECL)); \ - 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); \ - /* 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) - -/* APPLE LOCAL begin ARM darwin target */ -#ifndef SUBTARGET_ASM_DECLARE_FUNCTION_NAME -#define SUBTARGET_ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) -#endif -/* APPLE LOCAL end ARM darwin target */ - -#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ - do { \ - const char *xname = NAME; \ - /* APPLE LOCAL ARM darwin target */ \ - SUBTARGET_ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL); \ - if (GET_CODE (XEXP (DECL_RTL (DECL), 0)) != SYMBOL_REF) \ - xname = IDENTIFIER_POINTER (DECL_NAME (DECL)); \ - if (! DECL_WEAK (DECL) \ - && ((TREE_STATIC (DECL) \ - && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \ - || DECL_INITIAL (DECL))) \ - machopic_define_symbol (DECL_RTL (DECL)); \ - 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); \ - } 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. - Make Objective-C internal symbols local. */ - -#undef ASM_OUTPUT_LABELREF -#define ASM_OUTPUT_LABELREF(FILE,NAME) \ - do { \ - const char *xname = (NAME); \ - if (! strcmp (xname, "<pic base>")) \ - machopic_output_function_base_name(FILE); \ - else if (xname[0] == '&' || xname[0] == '*') \ - { \ - int len = strlen (xname); \ - if (len > 6 && !strcmp ("$stub", xname + len - 5)) \ - machopic_validate_stub_or_non_lazy_ptr (xname); \ - else if (len > 7 && !strcmp ("$stub\"", xname + len - 6)) \ - machopic_validate_stub_or_non_lazy_ptr (xname); \ - else if (len > 14 && !strcmp ("$non_lazy_ptr", xname + len - 13)) \ - machopic_validate_stub_or_non_lazy_ptr (xname); \ - else if (len > 15 && !strcmp ("$non_lazy_ptr\"", xname + len - 14)) \ - machopic_validate_stub_or_non_lazy_ptr (xname); \ - if (xname[1] != '"' && name_needs_quotes (&xname[1])) \ - fprintf (FILE, "\"%s\"", &xname[1]); \ - else \ - fputs (&xname[1], FILE); \ - } \ - else if (xname[0] == '+' || xname[0] == '-') \ - fprintf (FILE, "\"%s\"", xname); \ - /* APPLE LOCAL radar 5202926 */ \ - else if (objc_anonymous_local_objc_name (xname)) \ - fprintf (FILE, "L%s", xname); \ - else if (!strncmp (xname, ".objc_class_name_", 17)) \ - fprintf (FILE, "%s", xname); \ - else if (xname[0] != '"' && name_needs_quotes (xname)) \ - /* APPLE LOCAL 5782111 */ \ - asm_fprintf (FILE, "\"%U%s\"", xname); \ - else \ - asm_fprintf (FILE, "%U%s", xname); \ - } while (0) - -/* Output before executable code. */ -#undef TEXT_SECTION_ASM_OP -#define TEXT_SECTION_ASM_OP "\t.text" - -/* Output before writable data. */ - -#undef DATA_SECTION_ASM_OP -#define DATA_SECTION_ASM_OP "\t.data" - -#undef ALIGN_ASM_OP -#define ALIGN_ASM_OP ".align" - -#undef ASM_OUTPUT_ALIGN -#define ASM_OUTPUT_ALIGN(FILE,LOG) \ - if ((LOG) != 0) \ - fprintf (FILE, "\t%s %d\n", ALIGN_ASM_OP, (LOG)) - -/* Ensure correct alignment of bss data. */ - -#undef ASM_OUTPUT_ALIGNED_DECL_LOCAL -#define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \ - do { \ - unsigned HOST_WIDE_INT _new_size = SIZE; \ - fputs (".lcomm ", (FILE)); \ - assemble_name ((FILE), (NAME)); \ - if (_new_size == 0) _new_size = 1; \ - fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", _new_size, \ - floor_log2 ((ALIGN) / BITS_PER_UNIT)); \ - if ((DECL) && ((TREE_STATIC (DECL) \ - && (!DECL_COMMON (DECL) || !TREE_PUBLIC (DECL))) \ - || DECL_INITIAL (DECL))) \ - { \ - (* targetm.encode_section_info) (DECL, DECL_RTL (DECL), false); \ - machopic_define_symbol (DECL_RTL (DECL)); \ - } \ - } while (0) - -/* The maximum alignment which the object file format can support in - bits. For Mach-O, this is 2^15 bytes. */ - -#undef MAX_OFILE_ALIGNMENT -#define MAX_OFILE_ALIGNMENT (0x8000 * 8) - -/* APPLE LOCAL begin AT&T-style stub 4164563 */ -#ifndef MACHOPIC_NL_SYMBOL_PTR_SECTION -#define MACHOPIC_NL_SYMBOL_PTR_SECTION ".non_lazy_symbol_pointer" -#endif -/* APPLE LOCAL end AT&T-style stub 4164563 */ - -/* Declare the section variables. */ -#ifndef USED_FOR_TARGET -enum darwin_section_enum { -#define DEF_SECTION(NAME, FLAGS, DIRECTIVE, OBJC) NAME, -#include "darwin-sections.def" -#undef DEF_SECTION - NUM_DARWIN_SECTIONS -}; -extern GTY(()) section * darwin_sections[NUM_DARWIN_SECTIONS]; -#endif - -#undef TARGET_ASM_SELECT_SECTION -#define TARGET_ASM_SELECT_SECTION machopic_select_section -#define USE_SELECT_SECTION_FOR_FUNCTIONS - -#undef TARGET_ASM_SELECT_RTX_SECTION -#define TARGET_ASM_SELECT_RTX_SECTION machopic_select_rtx_section -#undef TARGET_ASM_UNIQUE_SECTION -#define TARGET_ASM_UNIQUE_SECTION darwin_unique_section -#undef TARGET_ASM_FUNCTION_RODATA_SECTION -#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section -#undef TARGET_ASM_RELOC_RW_MASK -#define TARGET_ASM_RELOC_RW_MASK machopic_reloc_rw_mask - - -#define ASM_DECLARE_UNRESOLVED_REFERENCE(FILE,NAME) \ - do { \ - if (FILE) { \ - if (MACHOPIC_INDIRECT) \ - fprintf (FILE, "\t.lazy_reference "); \ - else \ - fprintf (FILE, "\t.reference "); \ - assemble_name (FILE, NAME); \ - fprintf (FILE, "\n"); \ - } \ - } while (0) - -#define ASM_DECLARE_CLASS_REFERENCE(FILE,NAME) \ - do { \ - if (FILE) { \ - fprintf (FILE, "\t"); \ - assemble_name (FILE, NAME); \ - fprintf (FILE, "=0\n"); \ - (*targetm.asm_out.globalize_label) (FILE, NAME); \ - } \ - } while (0) - -/* Globalizing directive for a label. */ -#define GLOBAL_ASM_OP ".globl " -#define TARGET_ASM_GLOBALIZE_LABEL darwin_globalize_label - -/* APPLE LOCAL begin weak definition */ -#define ASM_WEAK_DEFINITIONIZE_LABEL(FILE, NAME) \ - do { const char* _x = (NAME); if (!!strncmp (_x, "_OBJC_", 6)) { \ - fputs (".weak_definition ", FILE); assemble_name (FILE, _x); \ - fputs ("\n", FILE); }} while (0) -/* APPLE LOCAL end weak definition */ - -/* 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 - -/* Extra attributes for Darwin. */ -#define SUBTARGET_ATTRIBUTE_TABLE \ - /* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler } */ \ - { "apple_kext_compatibility", 0, 0, false, true, false, \ - darwin_handle_kext_attribute }, \ - /* APPLE LOCAL ObjC GC */ \ - { "objc_gc", 1, 1, false, true, false, darwin_handle_objc_gc_attribute }, \ - /* APPLE LOCAL radar 5595352 */ \ - { "NSObject", 0, 0, false, true, false, darwin_handle_nsobject_attribute },\ - { "weak_import", 0, 0, true, false, false, \ - darwin_handle_weak_import_attribute } - -#undef ASM_GENERATE_INTERNAL_LABEL -#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \ - sprintf (LABEL, "*%s%ld", PREFIX, (long)(NUM)) - -#undef TARGET_ASM_MARK_DECL_PRESERVED -#define TARGET_ASM_MARK_DECL_PRESERVED darwin_mark_decl_preserved - -/* Set on a symbol with SYMBOL_FLAG_FUNCTION or - MACHO_SYMBOL_FLAG_VARIABLE to indicate that the function or - variable has been defined in this translation unit. - When porting Mach-O to new architectures you need to make - sure these aren't clobbered by the backend. */ - -#define MACHO_SYMBOL_FLAG_VARIABLE (SYMBOL_FLAG_MACH_DEP) -#define MACHO_SYMBOL_FLAG_DEFINED ((SYMBOL_FLAG_MACH_DEP) << 1) - -/* Set on a symbol to indicate when fix-and-continue style code - generation is being used and the symbol refers to a static symbol - that should be rebound from new instances of a translation unit to - the original instance of the data. */ - -#define MACHO_SYMBOL_STATIC ((SYMBOL_FLAG_MACH_DEP) << 2) - -/* Symbolic names for various things we might know about a symbol. */ - -enum machopic_addr_class { - MACHOPIC_UNDEFINED, - MACHOPIC_DEFINED_DATA, - MACHOPIC_UNDEFINED_DATA, - MACHOPIC_DEFINED_FUNCTION, - MACHOPIC_UNDEFINED_FUNCTION -}; - -/* Macros defining the various PIC cases. */ - -/* APPLE LOCAL mdynamic-no-pic */ -#define MACHO_DYNAMIC_NO_PIC_P (TARGET_MACHO_DYNAMIC_NO_PIC) -/* APPLE LOCAL begin mach-o cleanup */ -#undef MACHOPIC_INDIRECT -#define MACHOPIC_INDIRECT (flag_pic || MACHO_DYNAMIC_NO_PIC_P) -#define MACHOPIC_JUST_INDIRECT (MACHO_DYNAMIC_NO_PIC_P) -#undef MACHOPIC_PURE -#define MACHOPIC_PURE (flag_pic && ! MACHO_DYNAMIC_NO_PIC_P) -/* APPLE LOCAL end mach-o cleanup */ -#undef TARGET_ENCODE_SECTION_INFO -#define TARGET_ENCODE_SECTION_INFO darwin_encode_section_info -#undef TARGET_STRIP_NAME_ENCODING -#define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding - -#define GEN_BINDER_NAME_FOR_STUB(BUF,STUB,STUB_LENGTH) \ - do { \ - const char *const stub_ = (STUB); \ - char *buffer_ = (BUF); \ - strcpy (buffer_, stub_); \ - if (stub_[0] == '"') \ - { \ - strcpy (buffer_ + (STUB_LENGTH) - 1, "_binder\""); \ - } \ - else \ - { \ - strcpy (buffer_ + (STUB_LENGTH), "_binder"); \ - } \ - } while (0) - -#define GEN_SYMBOL_NAME_FOR_SYMBOL(BUF,SYMBOL,SYMBOL_LENGTH) \ - do { \ - const char *const symbol_ = (SYMBOL); \ - char *buffer_ = (BUF); \ - if (name_needs_quotes (symbol_) && symbol_[0] != '"') \ - { \ - sprintf (buffer_, "\"%s\"", symbol_); \ - } \ - else \ - { \ - strcpy (buffer_, symbol_); \ - } \ - } while (0) - -/* APPLE LOCAL begin ARM 5603763 */ -/* Given a symbol name, remove quotes, prefix it with "L", suffix it - with SUFFIX, and re-apply quotes if needed. */ - -#define GEN_SUFFIXED_NAME_FOR_SYMBOL(BUF,SYMBOL,SYMBOL_LENGTH,SUFFIX) \ - do { \ - const char *symbol_ = (SYMBOL); \ - char *buffer_ = (BUF); \ - if (symbol_[0] == '"') \ - { \ - strcpy (buffer_, "\"L"); \ - strcpy (buffer_ + 2, symbol_ + 1); \ - strcpy (buffer_ + (SYMBOL_LENGTH), SUFFIX "\""); \ - } \ - else if (name_needs_quotes (symbol_)) \ - { \ - strcpy (buffer_, "\"L"); \ - strcpy (buffer_ + 2, symbol_); \ - strcpy (buffer_ + (SYMBOL_LENGTH) + 2, SUFFIX "\""); \ - } \ - else \ - { \ - strcpy (buffer_, "L"); \ - strcpy (buffer_ + 1, symbol_); \ - strcpy (buffer_ + (SYMBOL_LENGTH) + 1, SUFFIX); \ - } \ - } while (0) - -/* Given a symbol name string, create the lazy pointer version - of the symbol name. */ - -#define GEN_LAZY_PTR_NAME_FOR_SYMBOL(BUF,SYMBOL,SYMBOL_LENGTH) \ - GEN_SUFFIXED_NAME_FOR_SYMBOL (BUF, SYMBOL, SYMBOL_LENGTH, "$lazy_ptr") -/* APPLE LOCAL end ARM 5603763 */ - -#define EH_FRAME_SECTION_NAME "__TEXT" -#define EH_FRAME_SECTION_ATTR ",coalesced,no_toc+strip_static_syms+live_support" - -/* Java runtime class list. */ -#define JCR_SECTION_NAME "__DATA,jcr,regular,no_dead_strip" - -#undef ASM_PREFERRED_EH_DATA_FORMAT -#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ - /* APPLE LOCAL EH __TEXT __gcc_except_tab 5819051 */ \ - ((((CODE) == 2 || (CODE) == 0) && (GLOBAL) == 1) \ - ? (DW_EH_PE_pcrel | DW_EH_PE_indirect | DW_EH_PE_sdata4) : \ - ((CODE) == 1 || (GLOBAL) == 0) ? DW_EH_PE_pcrel : DW_EH_PE_absptr) - -#define ASM_OUTPUT_DWARF_DELTA(FILE,SIZE,LABEL1,LABEL2) \ - darwin_asm_output_dwarf_delta (FILE, SIZE, LABEL1, LABEL2) - -#define ASM_OUTPUT_DWARF_OFFSET(FILE,SIZE,LABEL,BASE) \ - darwin_asm_output_dwarf_offset (FILE, SIZE, LABEL, BASE) - -/* APPLE LOCAL 64-bit eric */ -/* remove ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX */ - -/* Experimentally, putting jump tables in text is faster on SPEC. - Also this is needed for correctness for coalesced functions. */ - -#ifndef JUMP_TABLES_IN_TEXT_SECTION -#define JUMP_TABLES_IN_TEXT_SECTION 1 -#endif - -/* APPLE LOCAL begin OS pragma hook */ -#define REGISTER_OS_PRAGMAS() \ - do { \ - /* APPLE LOCAL begin Macintosh alignment 2002-1-22 --ff */ \ - c_register_pragma (0, "pack", darwin_pragma_pack); \ - /* APPLE LOCAL end Macintosh alignment 2002-1-22 --ff */ \ - } while (0) -/* APPLE LOCAL end OS pragma hook */ - -#define TARGET_TERMINATE_DW2_EH_FRAME_INFO false - -#define TARGET_ASM_INIT_SECTIONS darwin_init_sections -#undef TARGET_ASM_NAMED_SECTION -#define TARGET_ASM_NAMED_SECTION darwin_asm_named_section - -/* Handle pragma weak and pragma pack. */ -#define HANDLE_SYSV_PRAGMA 1 - -#define HANDLE_PRAGMA_PACK_PUSH_POP 1 - -#define DARWIN_REGISTER_TARGET_PRAGMAS() \ - do { \ - /* APPLE LOCAL begin pragma mark 5614511 */ \ - /* Removed mark. */ \ - /* APPLE LOCAL end pragma mark 5614511 */ \ - c_register_pragma (0, "options", darwin_pragma_options); \ - c_register_pragma (0, "segment", darwin_pragma_ignore); \ - /* APPLE LOCAL pragma fenv */ \ - c_register_pragma ("GCC", "fenv", darwin_pragma_fenv); \ - c_register_pragma (0, "unused", darwin_pragma_unused); \ - c_register_pragma (0, "ms_struct", darwin_pragma_ms_struct); \ - /* APPLE LOCAL begin pragma reverse_bitfields */ \ - c_register_pragma (0, "reverse_bitfields", \ - darwin_pragma_reverse_bitfields); \ - /* APPLE LOCAL end pragma reverse_bitfields */ \ - /* APPLE LOCAL begin optimization pragmas 3124235/3420242 */\ - c_register_pragma (0, "optimization_level", \ - darwin_pragma_opt_level); \ - c_register_pragma (0, "optimize_for_size", \ - darwin_pragma_opt_size); \ - c_register_pragma ("GCC", "optimization_level", \ - darwin_pragma_opt_level); \ - c_register_pragma ("GCC", "optimize_for_size", \ - darwin_pragma_opt_size); \ - /* APPLE LOCAL end optimization pragmas 3124235/3420242 */ \ - /* APPLE LOCAL begin too many changes confuse diff */ \ - } while (0) -/* APPLE LOCAL end too many changes confuse diff */ - -/* APPLE LOCAL begin insert assembly ".abort" directive on fatal error */ -#define EXIT_FROM_FATAL_DIAGNOSTIC(status) abort_assembly_and_exit (status) -extern void abort_assembly_and_exit (int status) ATTRIBUTE_NORETURN; -/* APPLE LOCAL end insert assembly ".abort" directive on fatal error */ - -/* APPLE LOCAL Macintosh alignment 2002-2-13 --ff */ -#define PEG_ALIGN_FOR_MAC68K(DESIRED) MIN ((DESIRED), 16) - -/* APPLE LOCAL begin KEXT double destructor */ -/* Need a mechanism to tell whether a C++ operator delete is empty so - we overload TREE_SIDE_EFFECTS here (it is unused for FUNCTION_DECLS.) - Fromage, c'est moi! */ -#define CHECK_TRIVIAL_FUNCTION(DECL) \ - do { \ - const char *_name = IDENTIFIER_POINTER (DECL_NAME (DECL)); \ - if (TARGET_KEXTABI && DECL_SAVED_TREE (DECL) \ - && strstr (_name, "operator delete") \ - && TREE_CODE (DECL_SAVED_TREE (DECL)) == COMPOUND_STMT \ - && compound_body_is_empty_p ( \ - COMPOUND_BODY (DECL_SAVED_TREE (DECL))))\ - TREE_SIDE_EFFECTS (DECL) = 1; \ - } while (0) - -/* gcc3 initialises the vptr field of all objects so that it points at the - first virtual function slot, NOT the base address of the vtable proper. - This is different from gcc2.95 which always initialised the vptr to - point at the base address of the vtable. The difference here is 8 bytes. - So, for 2.95 compatibility, we need to: - - (1) subtract 8 from the vptr initialiser, and - (2) add 2 to every vfunc index. (2 * 4 == 8.) - - This is getting ever cheesier. */ - -#define VPTR_INITIALIZER_ADJUSTMENT 8 -#define ADJUST_VTABLE_INDEX(IDX, VTBL) \ - do { \ - if (TARGET_KEXTABI == 1) \ - (IDX) = fold (build2 (PLUS_EXPR, TREE_TYPE (IDX), IDX, size_int (2))); \ - } while (0) -/* APPLE LOCAL end KEXT double destructor */ - -/* APPLE LOCAL begin zerofill 20020218 --turly */ -/* This keeps uninitialized data from bloating the data when -fno-common. - Radar 2863107. */ -#define ASM_OUTPUT_ZEROFILL(FILE, NAME, SECT, SIZE, ALIGNMENT) \ - do { \ - section *darwin_sect = SECT; \ - \ - unsigned HOST_WIDE_INT _new_size = SIZE; \ - if (_new_size == 0) _new_size = 1; \ - fputs (".zerofill ", (FILE)); \ - if (darwin_sect->common.flags & SECTION_NAMED) \ - { \ - fputs (darwin_sect->named.name, (FILE)); \ - fputs (", ", (FILE)); \ - } \ - else \ - fputs ("__DATA, __common, ", (FILE)); \ - assemble_name ((FILE), (NAME)); \ - fprintf ((FILE), ", " HOST_WIDE_INT_PRINT_DEC, _new_size); \ - fprintf ((FILE), ", " HOST_WIDE_INT_PRINT_DEC "\n", \ - (HOST_WIDE_INT) (ALIGNMENT)); \ - } while (0) -/* APPLE LOCAL end zerofill 20020218 --turly */ - -/* APPLE LOCAL begin CW asm blocks */ -#define IASM_SPECIAL_LABEL(ID) darwin_iasm_special_label (ID) -/* APPLE LOCAL end CW asm blocks */ - -#undef ASM_APP_ON -#define ASM_APP_ON "" -#undef ASM_APP_OFF -#define ASM_APP_OFF "" - -void darwin_register_frameworks (const char *, const char *, int); -void darwin_register_objc_includes (const char *, const char *, int); -#define TARGET_EXTRA_PRE_INCLUDES darwin_register_objc_includes -#define TARGET_EXTRA_INCLUDES darwin_register_frameworks - -void add_framework_path (char *); -#define TARGET_OPTF add_framework_path - -#define TARGET_POSIX_IO - -/* All new versions of Darwin have C99 functions. */ - -#define TARGET_C99_FUNCTIONS 1 - -#define WINT_TYPE "int" - -/* APPLE LOCAL begin iframework for 4.3 4094959 */ -#define TARGET_HANDLE_C_OPTION(CODE, ARG, VALUE) \ - darwin_handle_c_option (CODE, ARG, VALUE) -/* APPLE LOCAL end iframework for 4.3 4094959 */ - -/* APPLE LOCAL begin isysroot 5083137 */ -/* Allow -sysroot to select a target system SDK. */ -#define GCC_DRIVER_HOST_INITIALIZATION1 \ - do { \ - int i; \ - for (i = 0; i < argc; ++i) \ - { \ - if (strcmp (argv[i], "-isysroot") == 0) \ - { \ - if (argv[i][9]) \ - target_system_root = &argv[i][9]; \ - else if (i + 1 < argc) \ - { \ - target_system_root = argv[i+1]; \ - ++i; \ - } \ - } \ - } \ - } while (0) - -#define SYSROOT_PRIORITY PREFIX_PRIORITY_FIRST -/* APPLE LOCAL end isysroot 5083137 */ - -/* Every program on darwin links against libSystem which contains the pthread - routines, so there's no need to explicitly call out when doing threaded - work. */ - -#undef GOMP_SELF_SPECS -#define GOMP_SELF_SPECS "" - -/* Darwin can't support anchors until we can cope with the adjustments - to size that ASM_DECLARE_OBJECT_NAME and ASM_DECLARE_CONSTANT_NAME - when outputting members of an anchor block and the linker can be - taught to keep them together or we find some other suitable - code-gen technique. */ - -#if 0 -#define TARGET_ASM_OUTPUT_ANCHOR darwin_asm_output_anchor -#else -#define TARGET_ASM_OUTPUT_ANCHOR NULL -#endif - -/* Attempt to turn on execute permission for the stack. This may be - used by INITIALIZE_TRAMPOLINE of the target needs it (that is, - if the target machine can change execute permissions on a page). - - There is no way to query the execute permission of the stack, so - we always issue the mprotect() call. - - Unfortunately it is not possible to make this namespace-clean. - - Also note that no errors should be emitted by this code; it is - considered dangerous for library calls to send messages to - stdout/stderr. */ - -#define ENABLE_EXECUTE_STACK \ -extern void __enable_execute_stack (void *); \ -void \ -__enable_execute_stack (void *addr) \ -{ \ - extern int mprotect (void *, size_t, int); \ - extern int getpagesize (void); \ - static int size; \ - static long mask; \ - \ - char *page, *end; \ - \ - if (size == 0) \ - { \ - size = getpagesize(); \ - mask = ~((long) size - 1); \ - } \ - \ - page = (char *) (((long) addr) & mask); \ - end = (char *) ((((long) (addr + (TARGET_64BIT ? 48 : 40))) & mask) + size); \ - \ - /* 7 == PROT_READ | PROT_WRITE | PROT_EXEC */ \ - (void) mprotect (page, end - page, 7); \ -} - -/* For Apple KEXTs, we make the constructors return this to match gcc - 2.95. */ -#define TARGET_CXX_CDTOR_RETURNS_THIS (darwin_kextabi_p) -extern int flag_mkernel; -extern int flag_apple_kext; -#define TARGET_KEXTABI flag_apple_kext - -/* APPLE LOCAL begin radar 4985544 - radar 5096648 */ -#define CHECK_FORMAT_CFSTRING(ARG,NUM,ATTR) objc_check_format_cfstring (ARG,NUM,ATTR) -#define CFSTRING_TYPE_NODE(T) darwin_cfstring_type_node (T) -/* APPLE LOCAL end radar 4985544 - radar 5096648 */ -/* APPLE LOCAL radar 5195402 */ -#define CFSTRING_TYPE_CHECK(T) objc_check_cfstringref_type (T) - -/* APPLE LOCAL begin mainline 2007-06-14 5235474 */ -#ifndef CROSS_DIRECTORY_STRUCTURE -/* APPLE LOCAL begin ARM 5683689 */ -extern void darwin_default_min_version (int * argc, char *** argv, - enum darwin_version_type vers_type); -#define GCC_DRIVER_HOST_INITIALIZATION \ - /* APPLE LOCAL isysroot 5083137 */ \ - GCC_DRIVER_HOST_INITIALIZATION1; \ - darwin_default_min_version (&argc, &argv, DARWIN_DEFAULT_VERSION_TYPE) -/* APPLE LOCAL end ARM 5683689 */ -#endif /* CROSS_DIRECTORY_STRUCTURE */ -/* APPLE LOCAL end mainline 2007-06-14 5235474 */ - -#endif /* CONFIG_DARWIN_H */ |