Subversion Repositories openrisc_2011-10-31

/* Solaris 10 configuration.

   Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010

   Free Software Foundation, Inc.

   Contributed by CodeSourcery, LLC.

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/>.  */

#undef ASM_COMMENT_START

#define ASM_COMMENT_START "/"

/* binutils' GNU as understands --32 and --64, but the native Solaris

   assembler requires -xarch=generic or -xarch=generic64 instead.  */

#undef ASM_SPEC

#ifdef USE_GAS

#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} " \

                 "%{Wa,*:%*} %{m32:--32} %{m64:--64} -s %(asm_cpu)"

#else

#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} " \

                 "%{Wa,*:%*} %{m32:-xarch=generic} %{m64:-xarch=generic64} " \

                 "-s %(asm_cpu)"

#endif

/* The native Solaris assembler can't calculate the difference between

   symbols in different sections, which causes problems for -fPIC jump

   tables in .rodata.  */

#ifndef HAVE_AS_IX86_DIFF_SECT_DELTA

#undef JUMP_TABLES_IN_TEXT_SECTION

#define JUMP_TABLES_IN_TEXT_SECTION 1

/* The native Solaris assembler cannot handle the SYMBOL-. syntax, but

   requires SYMBOL@rel/@rel64 instead.  */

#define ASM_OUTPUT_DWARF_PCREL(FILE, SIZE, LABEL)       \

  do {                                                  \

    fputs (integer_asm_op (SIZE, FALSE), FILE);         \

    assemble_name (FILE, LABEL);                        \

    fputs (SIZE == 8 ? "@rel64" : "@rel", FILE);        \

  } while (0)

#endif

/* As in sol2.h, override the default from i386/x86-64.h to work around

   Sun as TLS bug.  */

#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_BSS))  \

              == (SECTION_TLS | SECTION_BSS)))                          \

        switch_to_section (bss_section);                                \

      x86_elf_aligned_common (FILE, NAME, SIZE, ALIGN);                 \

    }                                                                   \

  while  (0)

#undef NO_PROFILE_COUNTERS

#undef MCOUNT_NAME

#define MCOUNT_NAME "_mcount"

#undef WCHAR_TYPE

#define WCHAR_TYPE (TARGET_64BIT ? "int" : "long int")

#undef WCHAR_TYPE_SIZE

#define WCHAR_TYPE_SIZE 32

#undef WINT_TYPE

#define WINT_TYPE (TARGET_64BIT ? "int" : "long int")

#undef WINT_TYPE_SIZE

#define WINT_TYPE_SIZE 32

#define SUBTARGET_OVERRIDE_OPTIONS                              \

  do                                                            \

    {                                                           \

      if (flag_omit_frame_pointer == 2)                         \

        flag_omit_frame_pointer = 0;                             \

    }                                                           \

  while (0)

#undef TARGET_SUBTARGET_DEFAULT

#define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_IEEE_FP     \

                                  | MASK_FLOAT_RETURNS)

#define SUBTARGET_OPTIMIZATION_OPTIONS                  \

  do                                                    \

    {                                                   \

      if (optimize >= 1)                                \

        target_flags |= MASK_OMIT_LEAF_FRAME_POINTER;   \

    }                                                   \

  while (0)

#define MULTILIB_DEFAULTS { "m32" }

#undef LINK_ARCH64_SPEC_BASE

#define LINK_ARCH64_SPEC_BASE \

  "%{G:-G} \

   %{YP,*} \

   %{R*} \

   %{compat-bsd: \

     %{!YP,*:%{p|pg:-Y P,/usr/ucblib/64:/usr/lib/libp/64:/lib/64:/usr/lib/64} \

             %{!p:%{!pg:-Y P,/usr/ucblib/64:/lib:/usr/lib/64}}} \

             -R /usr/ucblib/64} \

   %{!compat-bsd: \

     %{!YP,*:%{p|pg:-Y P,/usr/lib/libp/64:/lib/64:/usr/lib/64} \

             %{!p:%{!pg:-Y P,/lib/64:/usr/lib/64}}}}"

#undef LINK_ARCH64_SPEC

#define LINK_ARCH64_SPEC LINK_ARCH64_SPEC_BASE

#ifdef TARGET_GNU_LD

/* Since binutils 2.21, GNU ld supports new *_sol2 emulations to strictly

   follow the Solaris 2 ABI.  Prefer them if present.  */

#ifdef HAVE_LD_SOL2_EMULATION

#define I386_EMULATION "elf_i386_sol2"

#define X86_64_EMULATION "elf_x86_64_sol2"

#else

#define I386_EMULATION "elf_i386"

#define X86_64_EMULATION "elf_x86_64"

#endif

#define TARGET_LD_EMULATION "%{m64:-m " X86_64_EMULATION "}" \

                            "%{!m64:-m " I386_EMULATION "} "

#else

#define TARGET_LD_EMULATION ""

#endif

#undef LINK_ARCH_SPEC

#define LINK_ARCH_SPEC TARGET_LD_EMULATION \

                       "%{m64:" LINK_ARCH64_SPEC "}%{!m64:" LINK_ARCH32_SPEC "}"

/* We do not need to search a special directory for startup files.  */

#undef MD_STARTFILE_PREFIX

#undef TARGET_ASM_NAMED_SECTION

#define TARGET_ASM_NAMED_SECTION i386_solaris_elf_named_section