gcc/config/mips/svr3-5.h

   1 /* Definitions of target machine for GNU compiler.
   2    MIPS RISC-OS 5.0 System V version.
   3    Copyright (C) 1991, 1998 Free Software Foundation, Inc.
   4
   5 This file is part of GNU CC.
   6
   7 GNU CC 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 2, or (at your option)
  10 any later version.
  11
  12 GNU CC 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 GNU CC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 #define MIPS_SYSV
  23
  24 #define CPP_PREDEFINES "\
  25 -Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SYSV \
  26 -D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_SYSV \
  27 -Asystem=unix -Asystem=svr3 -Acpu=mips -Amachine=mips"
  28
  29 #define STANDARD_INCLUDE_DIR "/sysv/usr/include"
  30
  31 #define LINK_SPEC "\
  32 %{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} \
  33 %{bestGnum} %{shared} %{non_shared} \
  34 %{call_shared} %{no_archive} %{exact_version} \
  35 %{!shared: %{!non_shared: %{!call_shared: -non_shared}}} \
  36 -systype /sysv/ "
  37
  38 #define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} -lc crtn.o%s"
  39
  40 #define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt1.o%s}}"
  41
  42 #define MACHINE_TYPE "RISC-OS System V Mips"
  43
  44 /* Override defaults for finding the MIPS tools.  */
  45 #define MD_STARTFILE_PREFIX "/sysv/usr/lib/cmplrs/cc/"
  46 #define MD_EXEC_PREFIX "/sysv/usr/lib/cmplrs/cc/"
  47
  48 /* Mips System V doesn't have a getpagesize() function needed by the
  49    trampoline code, so use the POSIX sysconf function to get it.
  50    This is only done when compiling the trampoline code.  */
  51
  52 #ifdef  L_trampoline
  53 #include <sys/param.h>
  54 #include <unistd.h>
  55
  56 /* In at least 5.0 and 5.01, there is no _SC_PAGE_SIZE macro, only a
  57    _SC_PAGESIZE macro.  */
  58 #ifdef _SC_PAGESIZE
  59 #define _SC_PAGE_SIZE _SC_PAGESIZE
  60 #endif
  61
  62 #ifdef _SC_PAGE_SIZE
  63 #define getpagesize()   sysconf(_SC_PAGE_SIZE)
  64
  65 #else                           /* older rev of OS */
  66 #define getpagesize()   (NBPC)
  67 #endif /* !_SC_PAGE_SIZE */
  68 #endif /*  L_trampoline */
  69
  70 /* Generate calls to memcpy, etc., not bcopy, etc.  */
  71 #define TARGET_MEM_FUNCTIONS
  72
  73 #include "mips/mips.h"
  74
  75 /* Some assemblers have a bug that causes backslash escaped chars in .ascii
  76    to be misassembled, so we just completely avoid it.  */
  77 #undef ASM_OUTPUT_ASCII
  78 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)                  \
  79 do {                                                    \
  80   const unsigned char *s;                               \
  81   int i;                                                \
  82   for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++) \
  83     {                                                   \
  84       if ((i % 8) == 0)                                 \
  85         fputs ("\n\t.byte\t", (FILE));                  \
  86       fprintf ((FILE), "%s0x%x", (i%8?",":""), (unsigned)*s); \
  87     }                                                   \
  88   fputs ("\n", (FILE));                                 \
  89 } while (0)