gcc/config/mips/svr4-5.h

   1 /* Definitions of target machine for GNU compiler.
   2    MIPS RISC-OS 5.0 System V.4 version.
   3    Copyright (C) 1992 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_SVR4
  23
  24 #define CPP_PREDEFINES \
  25 "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SVR4 \
  26 -D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_SVR4 \
  27 -D_MIPS_SZINT=32 -D_MIPS_SZLONG=32 -D_MIPS_SZPTR=32 \
  28 -Asystem(unix) -Asystem(svr4) -Acpu(mips) -Amachine(mips)"
  29
  30 #define STANDARD_INCLUDE_DIR "/svr4/usr/include"
  31
  32 #define LINK_SPEC "\
  33 %{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} \
  34 %{bestGnum} %{shared} %{non_shared} \
  35 %{call_shared} %{no_archive} %{exact_version} \
  36 %{!shared: %{!non_shared: %{!call_shared: -non_shared}}} \
  37 -systype /svr4/ "
  38
  39 #define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} -lc crtn.o%s"
  40
  41 #define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt1.o%s}}\
  42         %{ansi:/svr4/usr/ccs/lib/values-Xc.o%s} \
  43                           %{!ansi: \
  44                            %{traditional:/svr4/usr/ccs/lib/values-Xt.o%s} \
  45                            %{!traditional:/svr4/usr/ccs/lib/values-Xa.o%s}}"
  46
  47 #define MACHINE_TYPE "RISC-OS System V.4 Mips"
  48
  49 /* Override defaults for finding the MIPS tools.  */
  50 #define MD_STARTFILE_PREFIX "/svr4/usr/lib/cmplrs/cc/"
  51 #define MD_EXEC_PREFIX "/svr4/usr/lib/cmplrs/cc/"
  52
  53 /* Mips System V.4 doesn't have a getpagesize() function needed by the
  54    trampoline code, so use the POSIX sysconf function to get it.
  55    This is only done when compiling the trampoline code.  */
  56
  57 #ifdef  L_trampoline
  58 #include <unistd.h>
  59
  60 /* In at least 5.0 and 5.01, there is no _SC_PAGE_SIZE macro, only a
  61    _SC_PAGESIZE macro.  */
  62 #ifdef _SC_PAGESIZE
  63 #define _SC_PAGE_SIZE _SC_PAGESIZE
  64 #endif
  65
  66 #define getpagesize()   sysconf(_SC_PAGE_SIZE)
  67 #endif /*  L_trampoline */
  68
  69 /* Use atexit for static constructors/destructors, instead of defining
  70    our own exit function.  */
  71 #define HAVE_ATEXIT
  72
  73 /* Generate calls to memcpy, etc., not bcopy, etc.  */
  74 #define TARGET_MEM_FUNCTIONS
  75
  76 #include "mips/mips.h"
  77
  78 /* Some assemblers have a bug that causes backslash escaped chars in .ascii
  79    to be misassembled, so we just completely avoid it.  */
  80 #undef ASM_OUTPUT_ASCII
  81 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)                  \
  82 do {                                                    \
  83   unsigned char *s;                                     \
  84   int i;                                                \
  85   for (i = 0, s = (unsigned char *)(PTR); i < (LEN); s++, i++)  \
  86     {                                                   \
  87       if ((i % 8) == 0)                                 \
  88         fputs ("\n\t.byte\t", (FILE));                  \
  89       fprintf ((FILE), "%s0x%x", (i%8?",":""), (unsigned)*s); \
  90     }                                                   \
  91   fputs ("\n", (FILE));                                 \
  92 } while (0)