gcc/config/i386/sol2-10.h

   1 /* Solaris 10 configuration.
   2    Copyright (C) 2004, 2006, 2007 Free Software Foundation, Inc.
   3    Contributed by CodeSourcery, LLC.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 #undef ASM_COMMENT_START
  22 #define ASM_COMMENT_START "/"
  23
  24 /* binutils' GNU as understands --32 and --64, but the native Solaris
  25    assembler requires -xarch=generic or -xarch=generic64 instead.  */
  26 #undef ASM_SPEC
  27 #ifdef USE_GAS
  28 #define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} " \
  29                  "%{Wa,*:%*} %{m32:--32} %{m64:--64} -s %(asm_cpu)"
  30 #else
  31 #define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} " \
  32                  "%{Wa,*:%*} %{m32:-xarch=generic} %{m64:-xarch=generic64} " \
  33                  "-s %(asm_cpu)"
  34 #endif
  35
  36 /* The native Solaris assembler can't calculate the difference between
  37    symbols in different sections, which causes problems for -fPIC jump
  38    tables in .rodata.  */
  39 #ifndef HAVE_AS_IX86_DIFF_SECT_DELTA
  40 #undef JUMP_TABLES_IN_TEXT_SECTION
  41 #define JUMP_TABLES_IN_TEXT_SECTION 1
  42 #endif
  43
  44 #undef NO_PROFILE_COUNTERS
  45
  46 #undef MCOUNT_NAME
  47 #define MCOUNT_NAME "_mcount"
  48
  49 #undef WCHAR_TYPE
  50 #define WCHAR_TYPE (TARGET_64BIT ? "int" : "long int")
  51 #undef WCHAR_TYPE_SIZE
  52 #define WCHAR_TYPE_SIZE 32
  53
  54 #undef WINT_TYPE
  55 #define WINT_TYPE (TARGET_64BIT ? "int" : "long int")
  56 #undef WINT_TYPE_SIZE
  57 #define WINT_TYPE_SIZE 32
  58
  59 #define SUBTARGET_OVERRIDE_OPTIONS                              \
  60   do                                                            \
  61     {                                                           \
  62       if (flag_omit_frame_pointer == 2)                         \
  63         flag_omit_frame_pointer = 0;                            \
  64     }                                                           \
  65   while (0)
  66
  67 #undef TARGET_SUBTARGET_DEFAULT
  68 #define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_IEEE_FP     \
  69                                   | MASK_FLOAT_RETURNS)
  70
  71 #define SUBTARGET_OPTIMIZATION_OPTIONS                  \
  72   do                                                    \
  73     {                                                   \
  74       if (optimize >= 1)                                \
  75         target_flags |= MASK_OMIT_LEAF_FRAME_POINTER;   \
  76     }                                                   \
  77   while (0)
  78
  79 #define MULTILIB_DEFAULTS { "m32" }
  80
  81 #undef LINK_ARCH64_SPEC_BASE
  82 #define LINK_ARCH64_SPEC_BASE \
  83   "%{G:-G} \
  84    %{YP,*} \
  85    %{R*} \
  86    %{compat-bsd: \
  87      %{!YP,*:%{p|pg:-Y P,/usr/ucblib/64:/usr/lib/libp/64:/lib/64:/usr/lib/64} \
  88              %{!p:%{!pg:-Y P,/usr/ucblib/64:/lib:/usr/lib/64}}} \
  89              -R /usr/ucblib/64} \
  90    %{!compat-bsd: \
  91      %{!YP,*:%{p|pg:-Y P,/usr/lib/libp/64:/lib/64:/usr/lib/64} \
  92              %{!p:%{!pg:-Y P,/lib/64:/usr/lib/64}}}}"
  93
  94 #undef LINK_ARCH64_SPEC
  95 #define LINK_ARCH64_SPEC LINK_ARCH64_SPEC_BASE
  96
  97 #ifdef TARGET_GNU_LD
  98 #define TARGET_LD_EMULATION "%{m64:-m elf_x86_64}%{!m64:-m elf_i386} "
  99 #else
 100 #define TARGET_LD_EMULATION ""
 101 #endif
 102
 103 #undef LINK_ARCH_SPEC
 104 #define LINK_ARCH_SPEC TARGET_LD_EMULATION \
 105                        "%{m64:" LINK_ARCH64_SPEC "}%{!m64:" LINK_ARCH32_SPEC "}"
 106
 107 /* We do not need to search a special directory for startup files.  */
 108 #undef MD_STARTFILE_PREFIX
 109
 110 #undef TARGET_ASM_NAMED_SECTION
 111 #define TARGET_ASM_NAMED_SECTION i386_solaris_elf_named_section
 112
 113 #undef SUBTARGET_RETURN_IN_MEMORY
 114 #define SUBTARGET_RETURN_IN_MEMORY(TYPE, FNTYPE) \
 115         ix86_sol10_return_in_memory (TYPE, FNTYPE)