| /* Operating system specific defines to be used when targeting GCC for any |
| Solaris 2 system. |
| Copyright (C) 2002-2013 Free Software Foundation, 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 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/>. */ |
| |
| /* We are compiling for Solaris 2 now. */ |
| #define TARGET_SOLARIS 1 |
| |
| /* Solaris 2 (at least as of 2.5.1) uses a 32-bit wchar_t. */ |
| #undef WCHAR_TYPE |
| #define WCHAR_TYPE "long int" |
| |
| #undef WCHAR_TYPE_SIZE |
| #define WCHAR_TYPE_SIZE BITS_PER_WORD |
| |
| /* Solaris 2 uses a wint_t different from the default. This is required |
| by the SCD 2.4.1, p. 6-83, Figure 6-66. */ |
| #undef WINT_TYPE |
| #define WINT_TYPE "long int" |
| |
| #undef WINT_TYPE_SIZE |
| #define WINT_TYPE_SIZE BITS_PER_WORD |
| |
| #define SIG_ATOMIC_TYPE "int" |
| |
| /* ??? This definition of int8_t follows the system header but does |
| not conform to C99. Likewise int_fast8_t, int_least8_t. */ |
| #define INT8_TYPE "char" |
| #define INT16_TYPE "short int" |
| #define INT32_TYPE "int" |
| #define INT64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int") |
| #define UINT8_TYPE "unsigned char" |
| #define UINT16_TYPE "short unsigned int" |
| #define UINT32_TYPE "unsigned int" |
| #define UINT64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int") |
| |
| #define INT_LEAST8_TYPE "char" |
| #define INT_LEAST16_TYPE "short int" |
| #define INT_LEAST32_TYPE "int" |
| #define INT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int") |
| #define UINT_LEAST8_TYPE "unsigned char" |
| #define UINT_LEAST16_TYPE "short unsigned int" |
| #define UINT_LEAST32_TYPE "unsigned int" |
| #define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int") |
| |
| #define INT_FAST8_TYPE "char" |
| #define INT_FAST16_TYPE "int" |
| #define INT_FAST32_TYPE "int" |
| #define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int") |
| #define UINT_FAST8_TYPE "unsigned char" |
| #define UINT_FAST16_TYPE "unsigned int" |
| #define UINT_FAST32_TYPE "unsigned int" |
| #define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int") |
| |
| #define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int") |
| #define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int") |
| |
| #undef CPP_SUBTARGET_SPEC |
| #define CPP_SUBTARGET_SPEC "\ |
| %{pthreads|pthread:-D_REENTRANT -D_PTHREADS}" |
| |
| /* Names to predefine in the preprocessor for this target machine. */ |
| #define TARGET_SUB_OS_CPP_BUILTINS() |
| #define TARGET_OS_CPP_BUILTINS() \ |
| do { \ |
| builtin_define_std ("unix"); \ |
| builtin_define_std ("sun"); \ |
| builtin_define ("__svr4__"); \ |
| builtin_define ("__SVR4"); \ |
| builtin_assert ("system=unix"); \ |
| builtin_assert ("system=svr4"); \ |
| /* For C++ we need to add some additional macro \ |
| definitions required by the C++ standard \ |
| library. */ \ |
| if (c_dialect_cxx ()) \ |
| { \ |
| builtin_define ("__STDC_VERSION__=199901L");\ |
| builtin_define ("_XOPEN_SOURCE=600"); \ |
| builtin_define ("_LARGEFILE_SOURCE=1"); \ |
| builtin_define ("_LARGEFILE64_SOURCE=1"); \ |
| builtin_define ("__EXTENSIONS__"); \ |
| } \ |
| TARGET_SUB_OS_CPP_BUILTINS(); \ |
| } while (0) |
| |
| #define SUBTARGET_OVERRIDE_OPTIONS \ |
| do { \ |
| solaris_override_options (); \ |
| } while (0) |
| |
| |
| /* It's safe to pass -s always, even if -g is not used. Those options are |
| handled by both Sun as and GNU as. */ |
| #define ASM_SPEC_BASE \ |
| "%{v:-V} %{Qy:} %{!Qn:-Qy} %{Ym,*} -s %(asm_cpu)" |
| |
| #define ASM_PIC_SPEC " %{fpic|fpie|fPIC|fPIE:-K PIC}" |
| |
| #undef LIB_SPEC |
| #define LIB_SPEC \ |
| "%{!symbolic:\ |
| %{pthreads|pthread:-lpthread} \ |
| %{pthreads|pthread|fprofile-generate*:" LIB_TLS_SPEC "} \ |
| %{p|pg:-ldl} -lc}" |
| |
| #ifndef CROSS_DIRECTORY_STRUCTURE |
| #undef MD_EXEC_PREFIX |
| #define MD_EXEC_PREFIX "/usr/ccs/bin/" |
| |
| #undef MD_STARTFILE_PREFIX |
| #define MD_STARTFILE_PREFIX "/usr/ccs/lib/" |
| #endif |
| |
| #undef STARTFILE_ARCH32_SPEC |
| #define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \ |
| %{!ansi:values-Xa.o%s}" |
| |
| #undef STARTFILE_ARCH_SPEC |
| #define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC |
| |
| /* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us. */ |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "%{!shared: \ |
| %{!symbolic: \ |
| %{p:mcrt1.o%s} \ |
| %{!p: \ |
| %{pg:gcrt1.o%s gmon.o%s} \ |
| %{!pg:crt1.o%s}}}} \ |
| crti.o%s %(startfile_arch) \ |
| crtbegin.o%s" |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC \ |
| "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ |
| crtend.o%s crtn.o%s" |
| |
| #undef LINK_ARCH32_SPEC_BASE |
| #define LINK_ARCH32_SPEC_BASE \ |
| "%{G:-G} \ |
| %{YP,*} \ |
| %{R*} \ |
| %{!YP,*:%{p|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/lib:%R/usr/lib} \ |
| %{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/lib:%R/usr/lib}}}" |
| |
| #undef LINK_ARCH32_SPEC |
| #define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE |
| |
| #undef LINK_ARCH_SPEC |
| #define LINK_ARCH_SPEC LINK_ARCH32_SPEC |
| |
| #ifndef USE_GLD |
| /* With Sun ld, -rdynamic is a no-op. */ |
| #define RDYNAMIC_SPEC "" |
| #else |
| /* GNU ld needs --export-dynamic to implement -rdynamic. */ |
| #define RDYNAMIC_SPEC "--export-dynamic" |
| #endif |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC \ |
| "%{h*} %{v:-V} \ |
| %{!shared:%{!static:%{rdynamic: " RDYNAMIC_SPEC "}}} \ |
| %{static:-dn -Bstatic} \ |
| %{shared:-G -dy %{!mimpure-text:-z text}} \ |
| %{symbolic:-Bsymbolic -G -dy -z text} \ |
| %(link_arch) \ |
| %{Qy:} %{!Qn:-Qy}" |
| |
| #ifdef USE_GLD |
| /* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs |
| --eh-frame-hdr to create the required .eh_frame_hdr sections. */ |
| #if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR) |
| #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} " |
| #endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */ |
| #endif |
| |
| #ifndef USE_GLD |
| /* The default MFLIB_SPEC is GNU ld specific. */ |
| #define MFLIB_SPEC "" |
| #endif |
| |
| /* collect2.c can only parse GNU nm -n output. Solaris nm needs -png to |
| produce the same format. */ |
| #define NM_FLAGS "-png" |
| |
| /* The system headers under Solaris 2 are C++-aware since 2.0. */ |
| #define NO_IMPLICIT_EXTERN_C |
| |
| #define STDC_0_IN_SYSTEM_HEADERS 1 |
| |
| /* Support Solaris-specific format checking for cmn_err. */ |
| #define TARGET_N_FORMAT_TYPES 1 |
| #define TARGET_FORMAT_TYPES solaris_format_types |
| |
| /* #pragma init and #pragma fini are implemented on top of init and |
| fini attributes. */ |
| #define SOLARIS_ATTRIBUTE_TABLE \ |
| { "init", 0, 0, true, false, false, NULL, false }, \ |
| { "fini", 0, 0, true, false, false, NULL, false } |
| |
| /* Solaris-specific #pragmas are implemented on top of attributes. Hook in |
| the bits from config/sol2.c. */ |
| #define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes |
| #define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE |
| |
| /* Allow macro expansion in #pragma pack. */ |
| #define HANDLE_PRAGMA_PACK_WITH_EXPANSION |
| |
| #define TARGET_CXX_DECL_MANGLING_CONTEXT solaris_cxx_decl_mangling_context |
| |
| /* Solaris/x86 as and gas support unquoted section names. */ |
| #define SECTION_NAME_FORMAT "%s" |
| |
| /* This is how to declare the size of a function. For Solaris, we output |
| any .init or .fini entries here. */ |
| #undef ASM_DECLARE_FUNCTION_SIZE |
| #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \ |
| do \ |
| { \ |
| if (!flag_inhibit_size_directive) \ |
| ASM_OUTPUT_MEASURED_SIZE (FILE, FNAME); \ |
| solaris_output_init_fini (FILE, DECL); \ |
| } \ |
| while (0) |
| |
| /* Solaris as has a bug: a .common directive in .tbss or .tdata section |
| behaves as .tls_common rather than normal non-TLS .common. */ |
| #undef ASM_OUTPUT_ALIGNED_COMMON |
| #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ |
| do \ |
| { \ |
| if (TARGET_SUN_TLS \ |
| && in_section \ |
| && ((in_section->common.flags & SECTION_TLS) == SECTION_TLS)) \ |
| switch_to_section (bss_section); \ |
| fprintf ((FILE), "%s", COMMON_ASM_OP); \ |
| assemble_name ((FILE), (NAME)); \ |
| fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ |
| (SIZE), (ALIGN) / BITS_PER_UNIT); \ |
| } \ |
| while (0) |
| |
| #ifndef USE_GAS |
| #undef TARGET_ASM_ASSEMBLE_VISIBILITY |
| #define TARGET_ASM_ASSEMBLE_VISIBILITY solaris_assemble_visibility |
| |
| #define AS_NEEDS_DASH_FOR_PIPED_INPUT |
| |
| /* The Solaris assembler cannot grok .stabd directives. */ |
| #undef NO_DBX_BNSYM_ENSYM |
| #define NO_DBX_BNSYM_ENSYM 1 |
| #endif |
| |
| #ifndef USE_GLD |
| /* The Solaris linker doesn't understand constructor priorities. */ |
| #undef SUPPORTS_INIT_PRIORITY |
| #define SUPPORTS_INIT_PRIORITY 0 |
| #endif |
| |
| /* Solaris has an implementation of __enable_execute_stack. */ |
| #define HAVE_ENABLE_EXECUTE_STACK |
| |
| /* Static stack checking is supported by means of probes. */ |
| #define STACK_CHECK_STATIC_BUILTIN 1 |
| |
| #define TARGET_POSIX_IO |
| |
| extern GTY(()) tree solaris_pending_aligns; |
| extern GTY(()) tree solaris_pending_inits; |
| extern GTY(()) tree solaris_pending_finis; |