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/* Operating system specific defines to be used when targeting GCC for any

   Solaris 2 system.

   Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010, 2011

   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)

/* 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} \

   %{pthreads|pthread|fprofile-generate*:" LIB_THREAD_LDFLAGS_SPEC "} \

   %(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;