OSDN Git Service

2008-05-22 Kai Tietz <kai.tietz@onevision.com>
[pf3gnuchains/gcc-fork.git] / 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)