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Annotation of gcc/config/tm-vms.h, revision 1.1.1.1

1.1       root        1: /* Output variables, constants and external declarations, for GNU compiler.
                      2:    Copyright (C) 1988 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 1, 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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     19: 
                     20: #include "tm-vax.h"
                     21: 
                     22: #undef CPP_PREDEFINES
                     23: #undef TARGET_VERSION
                     24: #undef TARGET_DEFAULT
                     25: #undef CALL_USED_REGISTERS
                     26: #undef MAYBE_VMS_FUNCTION_PROLOGUE
                     27: 
                     28: /* Predefine this in CPP because VMS limits the size of command options
                     29:    and GNU CPP is not used on VMS except with GNU C.  */
                     30: #define CPP_PREDEFINES "-Dvax -Dvms -DVMS -D__GNU__ -D__GNUC__"
                     31: 
                     32: /* By default, allow $ to be part of an identifier.  */
                     33: #define DOLLARS_IN_IDENTIFIERS 1
                     34: 
                     35: #define TARGET_DEFAULT 1
                     36: #define TARGET_VERSION fprintf (stderr, " (vax vms)");
                     37: 
                     38: #define CALL_USED_REGISTERS {1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1}
                     39: 
                     40: #define MAYBE_VMS_FUNCTION_PROLOGUE(FILE)      \
                     41: { extern char *current_function_name;          \
                     42:   if (!strcmp ("main", current_function_name)) \
                     43:     fprintf(FILE, "\tjsb _c$main_args\n"); }
                     44: 
                     45: #define ASM_OUTPUT_EXTERNAL(FILE,DECL,NAME)            \
                     46: { if (DECL_INITIAL (DECL) == 0 && TREE_CODE (DECL) != FUNCTION_DECL)   \
                     47:     fprintf (FILE, ".comm _%s,0\n", NAME); }

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