gcc/config/a29k/udi.h

   1 /* Definitions of target machine for GNU compiler, for AMD Am29000 CPU
   2    running over UDI using COFF.
   3    Copyright (C) 1994 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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  20
  21 #include "a29k/a29k.h"
  22
  23 /* Output DBX (stabs) debugging information if doing -gstabs.  */
  24
  25 #define DBX_DEBUGGING_INFO
  26
  27 /* Generate SDB debugging information by default. */
  28
  29 #define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
  30
  31 /* Support the ctors and dtors sections for g++.  */
  32
  33 #define CTORS_SECTION_ASM_OP    "\t.use .ctors"
  34 #define DTORS_SECTION_ASM_OP    "\t.use .dtors"
  35
  36 /* A list of other sections which the compiler might be "in" at any
  37    given time.  */
  38
  39 #undef EXTRA_SECTIONS
  40 #define EXTRA_SECTIONS readonly_data, in_ctors, in_dtors
  41
  42 /* A list of extra section function definitions.  */
  43
  44 #undef EXTRA_SECTION_FUNCTIONS
  45 #define EXTRA_SECTION_FUNCTIONS                                         \
  46   READONLY_DATA_FUNCTION                                                \
  47   CTORS_SECTION_FUNCTION                                                \
  48   DTORS_SECTION_FUNCTION
  49
  50 #define READONLY_DATA_FUNCTION                                  \
  51 void                                                            \
  52 literal_section ()                                              \
  53 {                                                               \
  54   if (in_section != readonly_data)                              \
  55     {                                                           \
  56       fprintf (asm_out_file, "%s\n", READONLY_DATA_SECTION_ASM_OP); \
  57       in_section = readonly_data;                               \
  58     }                                                           \
  59 }                                                               \
  60
  61 #define CTORS_SECTION_FUNCTION                                          \
  62 void                                                                    \
  63 ctors_section ()                                                        \
  64 {                                                                       \
  65   if (in_section != in_ctors)                                           \
  66     {                                                                   \
  67       fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP);             \
  68       in_section = in_ctors;                                            \
  69     }                                                                   \
  70 }
  71
  72 #define DTORS_SECTION_FUNCTION                                          \
  73 void                                                                    \
  74 dtors_section ()                                                        \
  75 {                                                                       \
  76   if (in_section != in_dtors)                                           \
  77     {                                                                   \
  78       fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP);             \
  79       in_section = in_dtors;                                            \
  80     }                                                                   \
  81 }
  82
  83 #define INT_ASM_OP ".word"
  84
  85 /* A C statement (sans semicolon) to output an element in the table of
  86    global constructors.  */
  87 #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME)                               \
  88   do {                                                                  \
  89     ctors_section ();                                                   \
  90     fprintf (FILE, "\t%s\t ", INT_ASM_OP);                              \
  91     assemble_name (FILE, NAME);                                         \
  92     fprintf (FILE, "\n");                                               \
  93   } while (0)
  94
  95 /* A C statement (sans semicolon) to output an element in the table of
  96    global destructors.  */
  97 #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME)                                \
  98   do {                                                                  \
  99     dtors_section ();                                                   \
 100     fprintf (FILE, "\t%s\t ", INT_ASM_OP);                              \
 101     assemble_name (FILE, NAME);                                         \
 102     fprintf (FILE, "\n");                                               \
 103   } while (0)