gcc/config/sparc/sol2-bi.h

   1 /* Definitions of target machine for GCC, for bi-arch SPARC
   2    running Solaris 2 using the system assembler and linker.
   3
   4 Copyright (C) 2002, 2003, 2004, 2006, 2007, 2009 Free Software Foundation, Inc.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify it under
   9 the terms of the GNU General Public License as published by the Free
  10 Software Foundation; either version 3, or (at your option) any later
  11 version.
  12
  13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  16 for more details.
  17
  18 Under Section 7 of GPL version 3, you are granted additional
  19 permissions described in the GCC Runtime Library Exception, version
  20 3.1, as published by the Free Software Foundation.
  21
  22 You should have received a copy of the GNU General Public License and
  23 a copy of the GCC Runtime Library Exception along with this program;
  24 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  25 <http://www.gnu.org/licenses/>.  */
  26
  27 /* The default code model used to be CM_MEDANY on Solaris
  28    but even Sun eventually found it to be quite wasteful
  29    and changed it to CM_MEDMID in the Studio 9 compiler.  */
  30 #undef SPARC_DEFAULT_CMODEL
  31 #define SPARC_DEFAULT_CMODEL CM_MEDMID
  32
  33 #define AS_SPARC64_FLAG "-xarch=v9"
  34
  35 #undef ASM_CPU32_DEFAULT_SPEC
  36 #define ASM_CPU32_DEFAULT_SPEC  ""
  37 #undef ASM_CPU64_DEFAULT_SPEC
  38 #define ASM_CPU64_DEFAULT_SPEC  AS_SPARC64_FLAG
  39
  40 #if TARGET_CPU_DEFAULT == TARGET_CPU_v9
  41 #undef CPP_CPU64_DEFAULT_SPEC
  42 #define CPP_CPU64_DEFAULT_SPEC ""
  43 #undef ASM_CPU32_DEFAULT_SPEC
  44 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plus"
  45 #endif
  46
  47 #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc
  48 #undef CPP_CPU64_DEFAULT_SPEC
  49 #define CPP_CPU64_DEFAULT_SPEC ""
  50 #undef ASM_CPU32_DEFAULT_SPEC
  51 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusa"
  52 #undef ASM_CPU64_DEFAULT_SPEC
  53 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "a"
  54 #endif
  55
  56 #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3
  57 #undef CPP_CPU64_DEFAULT_SPEC
  58 #define CPP_CPU64_DEFAULT_SPEC ""
  59 #undef ASM_CPU32_DEFAULT_SPEC
  60 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusb"
  61 #undef ASM_CPU64_DEFAULT_SPEC
  62 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "b"
  63 #endif
  64
  65 #if TARGET_CPU_DEFAULT == TARGET_CPU_niagara
  66 #undef CPP_CPU64_DEFAULT_SPEC
  67 #define CPP_CPU64_DEFAULT_SPEC ""
  68 #undef ASM_CPU32_DEFAULT_SPEC
  69 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusb"
  70 #undef ASM_CPU64_DEFAULT_SPEC
  71 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "b"
  72 #endif
  73
  74 #if TARGET_CPU_DEFAULT == TARGET_CPU_niagara2
  75 #undef CPP_CPU64_DEFAULT_SPEC
  76 #define CPP_CPU64_DEFAULT_SPEC ""
  77 #undef ASM_CPU32_DEFAULT_SPEC
  78 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusb"
  79 #undef ASM_CPU64_DEFAULT_SPEC
  80 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "b"
  81 #endif
  82
  83 #if DEFAULT_ARCH32_P
  84 #define DEF_ARCH32_SPEC(__str) "%{!m64:" __str "}"
  85 #define DEF_ARCH64_SPEC(__str) "%{m64:" __str "}"
  86 #else
  87 #define DEF_ARCH32_SPEC(__str) "%{m32:" __str "}"
  88 #define DEF_ARCH64_SPEC(__str) "%{!m32:" __str "}"
  89 #endif
  90
  91 #undef CPP_CPU_SPEC
  92 #define CPP_CPU_SPEC "\
  93 %{mcypress:} \
  94 %{msparclite|mf930|mf934:-D__sparclite__} \
  95 %{mv8:" DEF_ARCH32_SPEC("-D__sparcv8") "} \
  96 %{msupersparc:-D__supersparc__ " DEF_ARCH32_SPEC("-D__sparcv8") "} \
  97 %{mcpu=sparclet|mcpu=tsc701:-D__sparclet__} \
  98 %{mcpu=sparclite|mcpu-f930|mcpu=f934:-D__sparclite__} \
  99 %{mcpu=v8:" DEF_ARCH32_SPEC("-D__sparcv8") "} \
 100 %{mcpu=supersparc:-D__supersparc__ " DEF_ARCH32_SPEC("-D__sparcv8") "} \
 101 %{mcpu=v9|mcpu=ultrasparc|mcpu=ultrasparc3|mcpu=niagara|mcpu=niagara2:" DEF_ARCH32_SPEC("-D__sparcv8") "} \
 102 %{!mcpu*:%{!mcypress:%{!msparclite:%{!mf930:%{!mf934:%{!mv8:%{!msupersparc:%(cpp_cpu_default)}}}}}}} \
 103 "
 104
 105 #undef ASM_CPU_SPEC
 106 #define ASM_CPU_SPEC "\
 107 %{mcpu=v9:" DEF_ARCH32_SPEC("-xarch=v8plus") DEF_ARCH64_SPEC(AS_SPARC64_FLAG) "} \
 108 %{mcpu=ultrasparc:" DEF_ARCH32_SPEC("-xarch=v8plusa") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "a") "} \
 109 %{mcpu=ultrasparc3:" DEF_ARCH32_SPEC("-xarch=v8plusb") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "b") "} \
 110 %{mcpu=niagara:" DEF_ARCH32_SPEC("-xarch=v8plusb") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "b") "} \
 111 %{mcpu=niagara2:" DEF_ARCH32_SPEC("-xarch=v8plusb") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "b") "} \
 112 %{!mcpu=niagara2:%{!mcpu=niagara:%{!mcpu=ultrasparc3:%{!mcpu=ultrasparc:%{!mcpu=v9:%{mcpu*:" DEF_ARCH32_SPEC("-xarch=v8") DEF_ARCH64_SPEC(AS_SPARC64_FLAG) "}}}}}} \
 113 %{!mcpu*:%(asm_cpu_default)} \
 114 "
 115
 116 #undef CPP_CPU_DEFAULT_SPEC
 117 #define CPP_CPU_DEFAULT_SPEC \
 118 (DEFAULT_ARCH32_P ? "\
 119 %{m64:" CPP_CPU64_DEFAULT_SPEC "} \
 120 %{!m64:" CPP_CPU32_DEFAULT_SPEC "} \
 121 " : "\
 122 %{m32:" CPP_CPU32_DEFAULT_SPEC "} \
 123 %{!m32:" CPP_CPU64_DEFAULT_SPEC "} \
 124 ")
 125
 126 #undef ASM_CPU_DEFAULT_SPEC
 127 #define ASM_CPU_DEFAULT_SPEC \
 128 (DEFAULT_ARCH32_P ? "\
 129 %{m64:" ASM_CPU64_DEFAULT_SPEC "} \
 130 %{!m64:" ASM_CPU32_DEFAULT_SPEC "} \
 131 " : "\
 132 %{m32:" ASM_CPU32_DEFAULT_SPEC "} \
 133 %{!m32:" ASM_CPU64_DEFAULT_SPEC "} \
 134 ")
 135
 136 /* wchar_t is called differently in <wchar.h> for 32 and 64-bit
 137    compilations.  This is called for by SCD 2.4.1, p. 6-83, Figure 6-65
 138    (32-bit) and p. 6P-10, Figure 6.38 (64-bit).  */
 139
 140 #undef WCHAR_TYPE
 141 #define WCHAR_TYPE (TARGET_ARCH64 ? "int" : "long int")
 142
 143 #undef WCHAR_TYPE_SIZE
 144 #define WCHAR_TYPE_SIZE 32
 145
 146 /* Same for wint_t.  See SCD 2.4.1, p. 6-83, Figure 6-66 (32-bit).  There's
 147    no corresponding 64-bit definition, but this is what Solaris 8
 148    <iso/wchar_iso.h> uses.  */
 149
 150 #undef WINT_TYPE
 151 #define WINT_TYPE (TARGET_ARCH64 ? "int" : "long int")
 152
 153 #undef WINT_TYPE_SIZE
 154 #define WINT_TYPE_SIZE 32
 155
 156 #undef CPP_ARCH32_SPEC
 157 #define CPP_ARCH32_SPEC ""
 158 #undef CPP_ARCH64_SPEC
 159 #define CPP_ARCH64_SPEC "-D__arch64__ -D__sparcv9"
 160
 161 #undef CPP_ARCH_SPEC
 162 #define CPP_ARCH_SPEC "\
 163 %{m32:%(cpp_arch32)} \
 164 %{m64:%(cpp_arch64)} \
 165 %{!m32:%{!m64:%(cpp_arch_default)}} \
 166 "
 167
 168 #undef ASM_ARCH_SPEC
 169 #define ASM_ARCH_SPEC ""
 170
 171 #undef ASM_ARCH32_SPEC
 172 #define ASM_ARCH32_SPEC ""
 173
 174 #undef ASM_ARCH64_SPEC
 175 #define ASM_ARCH64_SPEC ""
 176
 177 #undef ASM_ARCH_DEFAULT_SPEC
 178 #define ASM_ARCH_DEFAULT_SPEC ""
 179
 180 #undef SUBTARGET_EXTRA_SPECS
 181 #define SUBTARGET_EXTRA_SPECS \
 182   { "startfile_arch",    STARTFILE_ARCH_SPEC },           \
 183   { "link_arch32",       LINK_ARCH32_SPEC },              \
 184   { "link_arch64",       LINK_ARCH64_SPEC },              \
 185   { "link_arch_default", LINK_ARCH_DEFAULT_SPEC },        \
 186   { "link_arch",         LINK_ARCH_SPEC },
 187
 188 /*
 189  * This should be the same as in sol2.h, except with "/sparcv9"
 190  * appended to the paths and /usr/ccs/lib is no longer necessary
 191  */
 192 #define LINK_ARCH64_SPEC_BASE \
 193   "%{mcmodel=medlow:-M /usr/lib/ld/sparcv9/map.below4G} \
 194    %{G:-G} \
 195    %{YP,*} \
 196    %{R*} \
 197    %{compat-bsd: \
 198      %{!YP,*:%{p|pg:-Y P,%R/usr/ucblib/sparcv9:%R/usr/lib/libp/sparcv9:%R/usr/lib/sparcv9} \
 199        %{!p:%{!pg:-Y P,%R/usr/ucblib/sparcv9:%R/usr/lib/sparcv9}}} \
 200      -R %R/usr/ucblib/sparcv9} \
 201    %{!compat-bsd: \
 202      %{!YP,*:%{p|pg:-Y P,%R/usr/lib/libp/sparcv9:%R/usr/lib/sparcv9} \
 203        %{!p:%{!pg:-Y P,%R/usr/lib/sparcv9}}}}"
 204
 205 #define LINK_ARCH64_SPEC LINK_ARCH64_SPEC_BASE
 206
 207 #undef LINK_ARCH_SPEC
 208 #if DISABLE_MULTILIB
 209 #if DEFAULT_ARCH32_P
 210 #define LINK_ARCH_SPEC "\
 211 %{m32:%(link_arch32)} \
 212 %{m64:%edoes not support multilib} \
 213 %{!m32:%{!m64:%(link_arch_default)}} \
 214 "
 215 #else
 216 #define LINK_ARCH_SPEC "\
 217 %{m32:%edoes not support multilib} \
 218 %{m64:%(link_arch64)} \
 219 %{!m32:%{!m64:%(link_arch_default)}} \
 220 "
 221 #endif
 222 #else
 223 #define LINK_ARCH_SPEC "\
 224 %{m32:%(link_arch32)} \
 225 %{m64:%(link_arch64)} \
 226 %{!m32:%{!m64:%(link_arch_default)}} \
 227 "
 228 #endif
 229
 230 #define LINK_ARCH_DEFAULT_SPEC \
 231 (DEFAULT_ARCH32_P ? LINK_ARCH32_SPEC : LINK_ARCH64_SPEC)
 232
 233 #undef  CC1_SPEC
 234 #if DEFAULT_ARCH32_P
 235 #define CC1_SPEC "\
 236 %{sun4:} %{target:} \
 237 %{mcypress:-mcpu=cypress} \
 238 %{msparclite:-mcpu=sparclite} %{mf930:-mcpu=f930} %{mf934:-mcpu=f934} \
 239 %{mv8:-mcpu=v8} %{msupersparc:-mcpu=supersparc} \
 240 %{m32:%{m64:%emay not use both -m32 and -m64}} \
 241 %{m64:-mptr64 -mstack-bias -mno-v8plus \
 242   %{!mcpu*:%{!mcypress:%{!msparclite:%{!mf930:%{!mf934:%{!mv8*:%{!msupersparc:-mcpu=v9}}}}}}}} \
 243 "
 244 #else
 245 #define CC1_SPEC "\
 246 %{sun4:} %{target:} \
 247 %{mcypress:-mcpu=cypress} \
 248 %{msparclite:-mcpu=sparclite} %{mf930:-mcpu=f930} %{mf934:-mcpu=f934} \
 249 %{mv8:-mcpu=v8} %{msupersparc:-mcpu=supersparc} \
 250 %{m32:%{m64:%emay not use both -m32 and -m64}} \
 251 %{m32:-mptr32 -mno-stack-bias \
 252   %{!mcpu*:%{!mcypress:%{!msparclite:%{!mf930:%{!mf934:%{!mv8*:%{!msupersparc:-mcpu=cypress}}}}}}}} \
 253 %{mv8plus:-m32 -mptr32 -mno-stack-bias \
 254   %{!mcpu*:%{!mcypress:%{!msparclite:%{!mf930:%{!mf934:%{!mv8:%{!msupersparc:-mcpu=v9}}}}}}}} \
 255 "
 256 #endif
 257
 258 /* Support for a compile-time default CPU, et cetera.  The rules are:
 259    --with-cpu is ignored if -mcpu is specified.
 260    --with-tune is ignored if -mtune is specified.
 261    --with-float is ignored if -mhard-float, -msoft-float, -mfpu, or -mno-fpu
 262      are specified.
 263    In the SPARC_BI_ARCH compiler we cannot pass %{!mcpu=*:-mcpu=%(VALUE)}
 264    here, otherwise say -mcpu=v7 would be passed even when -m64.
 265    CC1_SPEC above takes care of this instead.  */
 266 #undef OPTION_DEFAULT_SPECS
 267 #if DEFAULT_ARCH32_P
 268 #define OPTION_DEFAULT_SPECS \
 269   {"cpu", "%{!m64:%{!mcpu=*:-mcpu=%(VALUE)}}" }, \
 270   {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \
 271   {"float", "%{!msoft-float:%{!mhard-float:%{!fpu:%{!no-fpu:-m%(VALUE)-float}}}}" }
 272 #else
 273 #define OPTION_DEFAULT_SPECS \
 274   {"cpu", "%{!m32:%{!mcpu=*:-mcpu=%(VALUE)}}" }, \
 275   {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \
 276   {"float", "%{!msoft-float:%{!mhard-float:%{!fpu:%{!no-fpu:-m%(VALUE)-float}}}}" }
 277 #endif
 278
 279 #if DEFAULT_ARCH32_P
 280 #define MULTILIB_DEFAULTS { "m32" }
 281 #else
 282 #define MULTILIB_DEFAULTS { "m64" }
 283 #endif