gcc/config/mips/iris6.h

   1 /* Definitions of target machine for GNU compiler.  Iris version 6.
   2    Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
   3
   4 This file is part of GNU CC.
   5
   6 GNU CC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU CC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU CC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 /* Default to -mabi=n32 and -mips3.  */
  22 #define MIPS_ISA_DEFAULT 3
  23 #define MIPS_ABI_DEFAULT ABI_N32
  24 #define MULTILIB_DEFAULTS { "mabi=n32" }
  25
  26 #ifndef TARGET_DEFAULT
  27 #define TARGET_DEFAULT (MASK_ABICALLS|MASK_FLOAT64|MASK_64BIT)
  28 #endif
  29
  30 #include "mips/iris5.h"
  31 #include "mips/abi64.h"
  32
  33 /* For Irix 6, -mabi=64 implies TARGET_LONG64.  */
  34 /* This is handled in override_options.  */
  35
  36 #undef SUBTARGET_CC1_SPEC
  37 #define SUBTARGET_CC1_SPEC "%{static: -mno-abicalls}"
  38
  39 /* We must pass -D_LONGLONG always, even when -ansi is used, because irix6
  40    system header files require it.  This is OK, because gcc never warns
  41    when long long is used in system header files.  Alternatively, we can
  42    add support for the SGI builtin type __long_long.  */
  43 #undef CPP_PREDEFINES
  44 #define CPP_PREDEFINES \
  45  "-Dunix -Dmips -Dsgi -Dhost_mips -DMIPSEB -D_MIPSEB -DSYSTYPE_SVR4 \
  46   -D_LONGLONG -D_SVR4_SOURCE -D_MODERN_C -D__DSO__ \
  47   -Asystem(unix) -Asystem(svr4) -Acpu(mips) -Amachine(sgi)"
  48
  49 #undef SUBTARGET_CPP_SIZE_SPEC
  50 #define SUBTARGET_CPP_SIZE_SPEC "\
  51 %{mabi=32: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
  52 %{mabi=n32: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
  53 %{mabi=64: -D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
  54 %{!mabi*: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}"
  55
  56 /* We must make -mips3 do what -mlong64 used to do.  */
  57 /* ??? If no mipsX option given, but a mabi=X option is, then should set
  58    _MIPS_ISA based on the mabi=X option.  */
  59 /* ??? If no mabi=X option give, but a mipsX option is, then should set
  60    _MIPS_SIM based on the mipsX option.  */
  61 /* ??? Same for _MIPS_SZINT.  */
  62 /* ??? Same for _MIPS_SZPTR.  */
  63 /* ??? Same for __SIZE_TYPE and __PTRDIFF_TYPE.  */
  64 #undef SUBTARGET_CPP_SPEC
  65 #define SUBTARGET_CPP_SPEC "\
  66 %{!ansi:-D__EXTENSIONS__ -D_SGI_SOURCE} \
  67 %{mfp32: -D_MIPS_FPSET=16}%{!mfp32: -D_MIPS_FPSET=32} \
  68 %{mips1: -D_MIPS_ISA=_MIPS_ISA_MIPS1} \
  69 %{mips2: -D_MIPS_ISA=_MIPS_ISA_MIPS2} \
  70 %{mips3: -D_MIPS_ISA=_MIPS_ISA_MIPS3} \
  71 %{mips4: -D_MIPS_ISA=_MIPS_ISA_MIPS4} \
  72 %{!mips*: -D_MIPS_ISA=_MIPS_ISA_MIPS3} \
  73 %{mabi=32: -D_MIPS_SIM=_MIPS_SIM_ABI32} \
  74 %{mabi=n32: -D_ABIN32=2 -D_MIPS_SIM=_ABIN32} \
  75 %{mabi=64: -D_ABI64=3 -D_MIPS_SIM=_ABI64} \
  76 %{!mabi*: -D_ABIN32=2 -D_MIPS_SIM=_ABIN32} \
  77 %{!mint64: -D_MIPS_SZINT=32}%{mint64: -D_MIPS_SZINT=64} \
  78 %{mabi=32: -D_MIPS_SZLONG=32} \
  79 %{mabi=n32: -D_MIPS_SZLONG=32} \
  80 %{mabi=64: -D_MIPS_SZLONG=64} \
  81 %{!mabi*: -D_MIPS_SZLONG=32} \
  82 %{mabi=32: -D_MIPS_SZPTR=32} \
  83 %{mabi=n32: -D_MIPS_SZPTR=32} \
  84 %{mabi=64: -D_MIPS_SZPTR=64} \
  85 %{!mabi*: -D_MIPS_SZPTR=32} \
  86 %{!mips1:%{!mips2: -D_COMPILER_VERSION=601}}            \
  87 %{!mips*: -U__mips -D__mips=3} \
  88 %{mabi=32: -U__mips64} \
  89 %{mabi=n32: -D__mips64} \
  90 %{mabi=64: -D__mips64} \
  91 %{!mabi*: -D__mips64}"
  92
  93 /* Irix 6 uses DWARF-2.  */
  94 #define DWARF2_DEBUGGING_INFO
  95 #define MIPS_DEBUGGING_INFO
  96 #undef PREFERRED_DEBUGGING_TYPE
  97 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
  98
  99 /* The size in bytes of a DWARF field indicating an offset or length
 100    relative to a debug info section, specified to be 4 bytes in the DWARF-2
 101    specification.  The SGI/MIPS ABI defines it to be the same as PTR_SIZE.  */
 102 #define DWARF_OFFSET_SIZE PTR_SIZE
 103
 104 #undef MACHINE_TYPE
 105 #define MACHINE_TYPE "SGI running IRIX 6.x"
 106
 107 /* The Irix 6.0.1 assembler doesn't like labels in the text section, so
 108    just avoid emitting them.  */
 109 #define ASM_IDENTIFY_GCC
 110 #define ASM_IDENTIFY_LANGUAGE
 111
 112 /* Irix 5 stuff that we don't need for Irix 6.  */
 113 /* ??? We do need this for the -mabi=32 switch though.  */
 114 #undef ASM_OUTPUT_UNDEF_FUNCTION
 115 #undef ASM_OUTPUT_EXTERNAL_LIBCALL
 116 #undef ASM_DECLARE_FUNCTION_SIZE
 117
 118 /* Stuff we need for Irix 6 that isn't in Irix 5.  */
 119
 120 /* The SGI assembler doesn't like labels before the .ent, so we must output
 121    the .ent and function name here, which is the normal place for it.  */
 122
 123 #undef ASM_DECLARE_FUNCTION_NAME
 124 #define ASM_DECLARE_FUNCTION_NAME(STREAM, NAME, DECL)                   \
 125   do {                                                                  \
 126     fputs ("\t.ent\t", STREAM);                                         \
 127     assemble_name (STREAM, NAME);                                       \
 128     fputs ("\n", STREAM);                                               \
 129     assemble_name (STREAM, NAME);                                       \
 130     fputs (":\n", STREAM);                                              \
 131   } while (0)
 132
 133 /* Likewise, the SGI assembler doesn't like labels after the .end, so we
 134    must output the .end here.  */
 135 #define ASM_DECLARE_FUNCTION_SIZE(STREAM, NAME, DECL)                   \
 136   do {                                                                  \
 137     fputs ("\t.end\t", STREAM);                                         \
 138     assemble_name (STREAM, NAME);                                       \
 139     fputs ("\n", STREAM);                                               \
 140   } while (0)
 141
 142 /* Tell function_prologue in mips.c that we have already output the .ent/.end
 143    pseudo-ops.  */
 144 #define FUNCTION_NAME_ALREADY_DECLARED
 145
 146 #undef SET_ASM_OP       /* Has no equivalent.  See ASM_OUTPUT_DEF below.  */
 147
 148 #if 0
 149 /* This is *NOT* how to equate one symbol to another symbol.  The assembler
 150    '=' syntax just equates a name to a constant expression.
 151    See ASM_OUTPUT_WEAK_ALIAS.  */
 152
 153 #define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2)                              \
 154  do {   fprintf ((FILE), "\t");                                         \
 155         assemble_name (FILE, LABEL1);                                   \
 156         fprintf (FILE, " = ");                                          \
 157         assemble_name (FILE, LABEL2);                                   \
 158         fprintf (FILE, "\n");                                           \
 159   } while (0)
 160 #endif
 161
 162 /* Define the strings used for the special svr4 .type and .size directives.  */
 163
 164 #define TYPE_ASM_OP     ".type"
 165 #define SIZE_ASM_OP     ".size"
 166
 167 /* This is how we tell the assembler that a symbol is weak.  */
 168
 169 #define ASM_OUTPUT_WEAK_ALIAS(FILE,NAME,VALUE)  \
 170  do {                                           \
 171   fputs ("\t.weakext\t", FILE);                 \
 172   assemble_name (FILE, NAME);                   \
 173   if (VALUE)                                    \
 174     {                                           \
 175       fputc (' ', FILE);                        \
 176       assemble_name (FILE, VALUE);              \
 177     }                                           \
 178   fputc ('\n', FILE);                           \
 179  } while (0)
 180
 181 #define ASM_WEAKEN_LABEL(FILE,NAME) ASM_OUTPUT_WEAK_ALIAS(FILE,NAME,0)
 182
 183 #define POPSECTION_ASM_OP       ".popsection"
 184
 185 #define DEBUG_INFO_SECTION      ".debug_info,0x7000001e,0,0,1"
 186 #define DEBUG_LINE_SECTION      ".debug_line,0x7000001e,0,0,1"
 187 #define SFNAMES_SECTION         ".debug_sfnames,0x7000001e,0,0,1"
 188 #define SRCINFO_SECTION         ".debug_srcinfo,0x7000001e,0,0,1"
 189 #define MACINFO_SECTION         ".debug_macinfo,0x7000001e,0,0,1"
 190 #define PUBNAMES_SECTION        ".debug_pubnames,0x7000001e,0,0,1"
 191 #define ARANGES_SECTION         ".debug_aranges,0x7000001e,0,0,1"
 192 #define FRAME_SECTION           ".debug_frame,0x7000001e,0x08000000,0,1"
 193 #define ABBREV_SECTION          ".debug_abbrev,0x7000001e,0,0,1"
 194
 195 /* ??? If no mabi=X option give, but a mipsX option is, then should depend
 196    on the mipsX option.  */
 197 #undef SUBTARGET_ASM_SPEC
 198 #define SUBTARGET_ASM_SPEC "%{!mabi*:-n32}"
 199
 200 /* Must pass -g0 to the assembler, otherwise it may overwrite our
 201    debug info with its own debug info. */
 202 /* Must pass -show instead of -v.  */
 203 /* Must pass -G 0 to the assembler, otherwise we may get warnings about
 204    GOT overflow.  */
 205 /* ??? We pass -w to disable all assembler warnings.  The `label should be
 206    inside .ent/.end block' warning that we get for DWARF II debug info labels
 207    is particularly annoying.  */
 208 #undef SUBTARGET_MIPS_AS_ASM_SPEC
 209 #define SUBTARGET_MIPS_AS_ASM_SPEC "%{v:-show} -G 0 -w"
 210
 211 #undef SUBTARGET_ASM_DEBUGGING_SPEC
 212 #define SUBTARGET_ASM_DEBUGGING_SPEC "-g0"
 213
 214 /* Stuff for constructors.  Start here.  */
 215
 216 /* The assembler now accepts .section pseudo-ops, but it does not allow
 217    one to change the section in the middle of a function, so we can't use
 218    the INIT_SECTION_ASM_OP code in crtstuff.  But we can build up the ctor
 219    and dtor lists this way, so we use -init and -fini to invoke the
 220    do_global_* functions instead of running collect2.  */
 221
 222 #define BSS_SECTION_ASM_OP      ".section\t.bss"
 223 #define CONST_SECTION_ASM_OP_32 "\t.rdata"
 224 #define CONST_SECTION_ASM_OP_64 ".section\t.rodata"
 225
 226 /* The IRIX 6 assembler .section directive takes four additional args:
 227    section type, flags, entry size, and alignment.  The alignment of the
 228    .ctors and .dtors sections needs to be the same as the size of a pointer
 229    so that the linker doesn't add padding between elements.  */
 230 #if defined (CRT_BEGIN) || defined (CRT_END)
 231
 232 /* If we are included from crtstuff.c, these need to be plain strings.
 233    _MIPS_SZPTR is defined in SUBTARGET_CPP_SPEC above.  */
 234 #if _MIPS_SZPTR == 64
 235 #define CTORS_SECTION_ASM_OP ".section\t.ctors,1,2,0,8"
 236 #define DTORS_SECTION_ASM_OP ".section\t.dtors,1,2,0,8"
 237 #else /* _MIPS_SZPTR != 64 */
 238 #define CTORS_SECTION_ASM_OP ".section\t.ctors,1,2,0,4"
 239 #define DTORS_SECTION_ASM_OP ".section\t.dtors,1,2,0,4"
 240 #endif /* _MIPS_SZPTR == 64 */
 241
 242 #else /* ! (defined (CRT_BEGIN) || defined (CRT_END)) */
 243
 244 /* If we are included from varasm.c, these need to depend on -mabi.  */
 245 #define CTORS_SECTION_ASM_OP \
 246   (TARGET_LONG64 ? ".section\t.ctors,1,2,0,8" : ".section\t.ctors,1,2,0,4")
 247 #define DTORS_SECTION_ASM_OP \
 248   (TARGET_LONG64 ? ".section\t.dtors,1,2,0,8" : ".section\t.dtors,1,2,0,4")
 249 #endif /* defined (CRT_BEGIN) || defined (CRT_END) */
 250
 251 /* dwarf2out will handle padding this data properly.  We definitely don't
 252    want it 8-byte aligned on n32.  */
 253 #define EH_FRAME_SECTION_ASM_OP ".section\t.eh_frame,1,2,0,1"
 254
 255 /* A default list of other sections which we might be "in" at any given
 256    time.  For targets that use additional sections (e.g. .tdesc) you
 257    should override this definition in the target-specific file which
 258    includes this file.  */
 259
 260 #undef EXTRA_SECTIONS
 261 #define EXTRA_SECTIONS in_sdata, in_rdata, in_const, in_ctors, in_dtors
 262
 263 /* A default list of extra section function definitions.  For targets
 264    that use additional sections (e.g. .tdesc) you should override this
 265    definition in the target-specific file which includes this file.  */
 266
 267 /* ??? rdata_section is now same as svr4 const_section.  */
 268
 269 #undef EXTRA_SECTION_FUNCTIONS
 270 #define EXTRA_SECTION_FUNCTIONS                                         \
 271 void                                                                    \
 272 sdata_section ()                                                        \
 273 {                                                                       \
 274   if (in_section != in_sdata)                                           \
 275     {                                                                   \
 276       fprintf (asm_out_file, "%s\n", SDATA_SECTION_ASM_OP);             \
 277       in_section = in_sdata;                                            \
 278     }                                                                   \
 279 }                                                                       \
 280                                                                         \
 281 void                                                                    \
 282 rdata_section ()                                                        \
 283 {                                                                       \
 284   if (in_section != in_rdata)                                           \
 285     {                                                                   \
 286       if (mips_abi != ABI_32)                                           \
 287         fprintf (asm_out_file, "%s\n", CONST_SECTION_ASM_OP_64);        \
 288       else                                                              \
 289         fprintf (asm_out_file, "%s\n", CONST_SECTION_ASM_OP_32);        \
 290       in_section = in_rdata;                                            \
 291     }                                                                   \
 292 }                                                                       \
 293   CTORS_SECTION_FUNCTION                                                \
 294   DTORS_SECTION_FUNCTION
 295
 296 #define CTORS_SECTION_FUNCTION                                          \
 297 void                                                                    \
 298 ctors_section ()                                                        \
 299 {                                                                       \
 300   if (in_section != in_ctors)                                           \
 301     {                                                                   \
 302       fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP);             \
 303       in_section = in_ctors;                                            \
 304     }                                                                   \
 305 }
 306
 307 #define DTORS_SECTION_FUNCTION                                          \
 308 void                                                                    \
 309 dtors_section ()                                                        \
 310 {                                                                       \
 311   if (in_section != in_dtors)                                           \
 312     {                                                                   \
 313       fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP);             \
 314       in_section = in_dtors;                                            \
 315     }                                                                   \
 316 }
 317
 318 /* A C statement (sans semicolon) to output an element in the table of
 319    global constructors.  */
 320 #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME)                               \
 321   do {                                                                  \
 322     ctors_section ();                                                   \
 323     fprintf (FILE, "\t%s\t ",                                           \
 324              TARGET_LONG64 ? ".dword" : ".word");                       \
 325     assemble_name (FILE, NAME);                                         \
 326     fprintf (FILE, "\n");                                               \
 327   } while (0)
 328
 329 /* A C statement (sans semicolon) to output an element in the table of
 330    global destructors.  */
 331 #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME)                                \
 332   do {                                                                  \
 333     dtors_section ();                                                   \
 334     fprintf (FILE, "\t%s\t ",                                           \
 335              TARGET_LONG64 ? ".dword" : ".word");                       \
 336     assemble_name (FILE, NAME);                                         \
 337     fprintf (FILE, "\n");                                               \
 338   } while (0)
 339
 340 /* A C statement to output something to the assembler file to switch to section
 341    NAME for object DECL which is either a FUNCTION_DECL, a VAR_DECL or
 342    NULL_TREE.  */
 343
 344 #define ASM_OUTPUT_SECTION_NAME(F, DECL, NAME, RELOC)                   \
 345 do {                                                                    \
 346   extern FILE *asm_out_text_file;                                       \
 347   if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL)                      \
 348     fprintf (asm_out_text_file, "\t.section %s,1,6,4,4\n", (NAME));     \
 349   else if ((DECL) && DECL_READONLY_SECTION (DECL, RELOC))               \
 350     fprintf (F, "\t.section %s,1,2,0,8\n", (NAME));                     \
 351   else                                                                  \
 352     fprintf (F, "\t.section %s,1,3,0,8\n", (NAME));                     \
 353 } while (0)
 354
 355 /* Stuff for constructors.  End here.  */
 356
 357 /* ??? Perhaps just include svr4.h in this file?  */
 358
 359 /* ??? SGI assembler may core dump when compiling with -g.
 360    Sometimes as succeeds, but then we get a linker error. (cmds.c in 072.sc)
 361    Getting rid of .file solves both problems.  */
 362 #undef ASM_OUTPUT_FILENAME
 363 #define ASM_OUTPUT_FILENAME(STREAM, NUM_SOURCE_FILENAMES, NAME) \
 364 do                                                              \
 365   {                                                             \
 366     fprintf (STREAM, "\t#.file\t%d ", NUM_SOURCE_FILENAMES);    \
 367     output_quoted_string (STREAM, NAME);                        \
 368     fputs ("\n", STREAM);                                       \
 369   }                                                             \
 370 while (0)
 371
 372 /* ??? SGI assembler gives warning whenever .lcomm is used.  */
 373 #undef ASM_OUTPUT_LOCAL
 374 #define ASM_OUTPUT_ALIGNED_LOCAL(STREAM, NAME, SIZE, ALIGN)                \
 375 do                                                                         \
 376   {                                                                        \
 377     if (mips_abi != ABI_32)                                                \
 378       {                                                                    \
 379         fprintf (STREAM, "%s\n", BSS_SECTION_ASM_OP);                      \
 380         mips_declare_object (STREAM, NAME, "", ":\n", 0);                  \
 381         ASM_OUTPUT_ALIGN (STREAM, floor_log2 (ALIGN / BITS_PER_UNIT));     \
 382         ASM_OUTPUT_SKIP (STREAM, SIZE);                                    \
 383         fprintf (STREAM, "\t%s\n", POPSECTION_ASM_OP);                     \
 384       }                                                                    \
 385     else                                                                   \
 386       mips_declare_object (STREAM, NAME, "\n\t.lcomm\t", ",%u\n", (SIZE)); \
 387   }                                                                        \
 388 while (0)
 389
 390 /* A C statement (sans semicolon) to output to the stdio stream
 391    FILE the assembler definition of uninitialized global DECL named
 392    NAME whose size is SIZE bytes and alignment is ALIGN bytes.
 393    Try to use asm_output_aligned_bss to implement this macro.  */
 394
 395 #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
 396   asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
 397
 398 /* Write the extra assembler code needed to declare an object properly.  */
 399
 400 #undef ASM_DECLARE_OBJECT_NAME
 401 #define ASM_DECLARE_OBJECT_NAME(STREAM, NAME, DECL)                     \
 402 do                                                                      \
 403  {                                                                      \
 404    size_directive_output = 0;                                           \
 405    if (!flag_inhibit_size_directive && DECL_SIZE (DECL))        \
 406      {                                                                  \
 407        size_directive_output = 1;                                       \
 408        fprintf (STREAM, "\t%s\t ", SIZE_ASM_OP);                        \
 409        assemble_name (STREAM, NAME);                                    \
 410        fprintf (STREAM, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \
 411      }                                                                  \
 412    mips_declare_object (STREAM, NAME, "", ":\n", 0);                    \
 413  }                                                                      \
 414 while (0)
 415
 416 /* Output the size directive for a decl in rest_of_decl_compilation
 417    in the case where we did not do so before the initializer.
 418    Once we find the error_mark_node, we know that the value of
 419    size_directive_output was set
 420    by ASM_DECLARE_OBJECT_NAME when it was run for the same decl.  */
 421
 422 #define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END)         \
 423 do {                                                                     \
 424      char *name = XSTR (XEXP (DECL_RTL (DECL), 0), 0);                   \
 425      if (!flag_inhibit_size_directive && DECL_SIZE (DECL)                \
 426          && ! AT_END && TOP_LEVEL                                        \
 427          && DECL_INITIAL (DECL) == error_mark_node                       \
 428          && !size_directive_output)                                      \
 429        {                                                                 \
 430          size_directive_output = 1;                                      \
 431          fprintf (FILE, "\t%s\t ", SIZE_ASM_OP);                         \
 432          assemble_name (FILE, name);                                     \
 433          fprintf (FILE, ",%d\n",  int_size_in_bytes (TREE_TYPE (DECL))); \
 434        }                                                                 \
 435    } while (0)
 436
 437 #undef LOCAL_LABEL_PREFIX
 438 #define LOCAL_LABEL_PREFIX (mips_abi == ABI_32 ? "$" : ".")
 439
 440 /* Profiling is supported via libprof1.a not -lc_p as in Irix 3.  */
 441 /* ??? If no mabi=X option give, but a mipsX option is, then should depend
 442    on the mipsX option.  */
 443 #undef STARTFILE_SPEC
 444 #define STARTFILE_SPEC \
 445   "%{!static:%{!shared: \
 446      %{mabi=32:%{pg:gcrt1.o%s} \
 447        %{!pg:%{p:mcrt1.o%s libprof1.a%s}%{!p:crt1.o%s}}} \
 448      %{mabi=n32: \
 449        %{mips4:%{pg:/usr/lib32/mips4/gcrt1.o%s} \
 450          %{!pg:%{p:/usr/lib32/mips4/mcrt1.o%s /usr/lib32/mips4/libprof1.a%s} \
 451            %{!p:/usr/lib32/mips4/crt1.o%s}}} \
 452        %{!mips4:%{pg:/usr/lib32/mips3/gcrt1.o%s} \
 453          %{!pg:%{p:/usr/lib32/mips3/mcrt1.o%s /usr/lib32/mips3/libprof1.a%s} \
 454            %{!p:/usr/lib32/mips3/crt1.o%s}}}} \
 455      %{mabi=64: \
 456        %{mips4:%{pg:/usr/lib64/mips4/gcrt1.o} \
 457          %{!pg:%{p:/usr/lib64/mips4/mcrt1.o /usr/lib64/mips4/libprof1.a} \
 458            %{!p:/usr/lib64/mips4/crt1.o}}} \
 459        %{!mips4:%{pg:/usr/lib64/mips3/gcrt1.o} \
 460          %{!pg:%{p:/usr/lib64/mips3/mcrt1.o /usr/lib64/mips3/libprof1.a} \
 461            %{!p:/usr/lib64/mips3/crt1.o}}}} \
 462      %{!mabi*: \
 463        %{mips4:%{pg:/usr/lib32/mips4/gcrt1.o%s} \
 464          %{!pg:%{p:/usr/lib32/mips4/mcrt1.o%s /usr/lib32/mips4/libprof1.a%s} \
 465            %{!p:/usr/lib32/mips4/crt1.o%s}}} \
 466        %{!mips4:%{pg:/usr/lib32/mips3/gcrt1.o%s} \
 467          %{!pg:%{p:/usr/lib32/mips3/mcrt1.o%s /usr/lib32/mips3/libprof1.a%s} \
 468            %{!p:/usr/lib32/mips3/crt1.o%s}}}}}} \
 469    %{static: \
 470      %{mabi=32:%{pg:/usr/lib/nonshared/gcrt1.o%s} \
 471        %{!pg:%{p:/usr/lib/nonshared/mcrt1.o%s /usr/lib/nonshared/libprof1.a%s} \
 472          %{!p:/usr/lib/nonshared/crt1.o%s}}} \
 473      %{mabi=n32: \
 474        %{mips4:%{pg:/usr/lib32/mips4/nonshared/gcrt1.o%s} \
 475          %{!pg:%{p:/usr/lib32/mips4/nonshared/mcrt1.o%s \
 476              /usr/lib32/mips4/nonshared/libprof1.a%s} \
 477            %{!p:/usr/lib32/mips4/nonshared/crt1.o%s}}} \
 478        %{!mips4:%{pg:/usr/lib32/mips3/nonshared/gcrt1.o%s} \
 479          %{!pg:%{p:/usr/lib32/mips3/nonshared/mcrt1.o%s \
 480              /usr/lib32/mips3/nonshared/libprof1.a%s} \
 481            %{!p:/usr/lib32/mips3/nonshared/crt1.o%s}}}} \
 482      %{mabi=64: \
 483        %{mips4:%{pg:/usr/lib64/mips4/nonshared/gcrt1.o} \
 484          %{!pg:%{p:/usr/lib64/mips4/nonshared/mcrt1.o \
 485              /usr/lib64/mips4/nonshared/libprof1.a} \
 486            %{!p:/usr/lib64/mips4/nonshared/crt1.o}}} \
 487        %{!mips4:%{pg:/usr/lib64/mips3/nonshared/gcrt1.o} \
 488          %{!pg:%{p:/usr/lib64/mips3/nonshared/mcrt1.o \
 489              /usr/lib64/mips3/nonshared/libprof1.a} \
 490            %{!p:/usr/lib64/mips3/nonshared/crt1.o}}}} \
 491      %{!mabi*: \
 492        %{mips4:%{pg:/usr/lib32/mips4/nonshared/gcrt1.o%s} \
 493          %{!pg:%{p:/usr/lib32/mips4/nonshared/mcrt1.o%s \
 494              /usr/lib32/mips4/nonshared/libprof1.a%s} \
 495            %{!p:/usr/lib32/mips4/nonshared/crt1.o%s}}} \
 496        %{!mips4:%{pg:/usr/lib32/mips3/nonshared/gcrt1.o%s} \
 497          %{!pg:%{p:/usr/lib32/mips3/nonshared/mcrt1.o%s \
 498            /usr/lib32/mips3/nonshared/libprof1.a%s} \
 499          %{!pg:%{p:/usr/lib32/mips3/nonshared/mcrt1.o%s \
 500              /usr/lib32/mips3/nonshared/libprof1.a%s} \
 501            %{!p:/usr/lib32/mips3/nonshared/crt1.o%s}}}}}} \
 502    crtbegin.o%s"
 503
 504 #undef LIB_SPEC
 505 #define LIB_SPEC \
 506   "%{mabi=n32: %{mips4:-L/usr/lib32/mips4} %{!mips4:-L/usr/lib32/mips3} \
 507      -L/usr/lib32} \
 508    %{mabi=64: %{mips4:-L/usr/lib64/mips4} %{!mips4:-L/usr/lib64/mips3} \
 509      -L/usr/lib64} \
 510    %{!mabi*: %{mips4:-L/usr/lib32/mips4} %{!mips4:-L/usr/lib32/mips3} \
 511      -L/usr/lib32} \
 512    %{!shared: \
 513      -dont_warn_unused %{p:libprof1.a%s}%{pg:libprof1.a%s} -lc -warn_unused}"
 514
 515 /* Avoid getting two warnings for libgcc.a everytime we link.  */
 516 #undef LIBGCC_SPEC
 517 #define LIBGCC_SPEC "-dont_warn_unused -lgcc -warn_unused"
 518
 519 /* ??? If no mabi=X option give, but a mipsX option is, then should depend
 520    on the mipsX option.  */
 521 #undef ENDFILE_SPEC
 522 #define ENDFILE_SPEC \
 523   "crtend.o%s \
 524    %{!shared: \
 525      %{mabi=32:crtn.o%s}\
 526      %{mabi=n32:%{mips4:/usr/lib32/mips4/crtn.o%s}\
 527        %{!mips4:/usr/lib32/mips3/crtn.o%s}}\
 528      %{mabi=64:%{mips4:/usr/lib64/mips4/crtn.o%s}\
 529        %{!mips4:/usr/lib64/mips3/crtn.o%s}}\
 530      %{!mabi*:%{mips4:/usr/lib32/mips4/crtn.o%s}\
 531        %{!mips4:/usr/lib32/mips3/crtn.o%s}}}"
 532
 533 /* ??? If no mabi=X option give, but a mipsX option is, then should depend
 534    on the mipsX option.  */
 535 #undef LINK_SPEC
 536 #define LINK_SPEC "\
 537 %{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} %{mips4} \
 538 %{bestGnum} %{shared} %{non_shared} \
 539 %{call_shared} %{no_archive} %{exact_version} %{w} \
 540 %{static: -non_shared} \
 541 %{!static: \
 542   %{!shared: %{!non_shared: %{!call_shared: -call_shared -no_unresolved}}}} \
 543 %{rpath} -init __do_global_ctors -fini __do_global_dtors \
 544 %{shared:-hidden_symbol __do_global_ctors,__do_global_dtors,__EH_FRAME_BEGIN__,__frame_dummy} \
 545 -_SYSTYPE_SVR4 %{mabi=32: -32}%{mabi=n32: -n32}%{mabi=64: -64} %{!mabi*: -n32}"