include/metacode.h

   1 /*
   2  * $Id$
   3  *
   4  *                This source code is part of
   5  *
   6  *                 G   R   O   M   A   C   S
   7  *
   8  *          GROningen MAchine for Chemical Simulations
   9  *
  10  *                        VERSION 3.2.0
  11  * Written by David van der Spoel, Erik Lindahl, Berk Hess, and others.
  12  * Copyright (c) 1991-2000, University of Groningen, The Netherlands.
  13  * Copyright (c) 2001-2004, The GROMACS development team,
  14  * check out http://www.gromacs.org for more information.
  15
  16  * This program is free software; you can redistribute it and/or
  17  * modify it under the terms of the GNU General Public License
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  19  * of the License, or (at your option) any later version.
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  36
  37 #ifndef _metacode_h
  38 #define _metacode_h
  39
  40 #ifdef HAVE_CONFIG_H
  41 #include <config.h>
  42 #endif
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <stdarg.h>
  47 #include <types/simple.h>
  48
  49 #ifndef FALSE
  50 #define FALSE 0
  51 #endif
  52 #ifndef TRUE
  53 #define TRUE  1
  54 #endif
  55
  56 #define FCON "     &" /* continuation line in f77 */
  57 #define max(a,b) (((a) > (b)) ? (a) : (b))
  58
  59
  60 /* Array referencing shortcut */
  61 #define ARRAY(a,idx)          _array(#a,#idx)
  62
  63 typedef struct {
  64   char typename[150];
  65   char name[150];
  66   bool breferenced;
  67   bool bvector;
  68   bool bconst;
  69   char constval[50];
  70 } decl_t;         /* Argument and variable buffer element */
  71
  72 extern int prec;  /* precision (4=single, 8=double) */
  73 extern int IND;   /* current indentation */
  74 extern char *codebuffer; /* buffer to which code is written */
  75 extern char header[10000]; /* buffer for info and loop name */
  76 extern FILE *output;  /* output file */
  77 extern decl_t *decl_list; /* list with args and vars */
  78 extern int ndecl; /* length of above list */
  79 extern int nargs; /* first nargs are arguments, rest is vars */
  80
  81 extern bool bC;
  82
  83 /* Concatenate a string to a buffer with plus sign between terms. */
  84 void add_to_buffer(char *buffer,char *term);
  85
  86 /* initiate output buffers */
  87 void init_metacode(void);
  88
  89 /* write a function to file and empty buffers */
  90 void flush_buffers(void);
  91
  92 /* Return the correct indentation as a string */
  93 char *indent(void);
  94
  95 /* Print a line of code to the output file */
  96 void code(char *fmt, ...);
  97
  98 void newline(void);
  99
 100 /* Add a comment */
 101 void comment(char *s);
 102
 103 /* Define a new floating-point variable */
 104 void declare_real(char *name);
 105 void declare_real_vector(char *name);
 106
 107 void declare_const_real(char *name,double val);
 108 void declare_const_int(char *name,int val);
 109
 110 void declare_int(char *name);
 111 void declare_int_vector(char *name);
 112 void declare_real4(char *name);
 113 void declare_int4(char *name);
 114 void declare_int8(char *name);
 115 void declare_intreal(char *name);
 116 void declare_other(char *typename,char *name);
 117
 118 /* Cray vector pragma */
 119 void vector_pragma(void);
 120
 121
 122 char *_array(char *a,char *idx, ...);
 123
 124 void _p_state(char *left,char *right,char *symb);
 125
 126 void file_error(char *fn);
 127
 128 void assign(char *left, char *right, ...);
 129
 130 void increment(char *left,char *right, ...);
 131
 132 void decrement(char *left,char *right, ...);
 133
 134 void add(char *left,char *r1,char *r2, ...);
 135
 136 void subtract(char *left,char *r1,char *r2, ...);
 137
 138 void multiply(char *left,char *r1,char *r2, ...);
 139
 140 void closeit(void);
 141
 142 void usage(int argc,char *argv[]);
 143
 144 int count_lines(char *fn);
 145
 146 void edit_warning(char *fn);
 147
 148 void start_loop(char *lvar,char *from,char *to);
 149
 150 void start_stride_loop(char *lvar,char *from,char *to, char *stride);
 151
 152 void end_loop(void);
 153
 154 void start_if(char *cond);
 155 void do_else(void);
 156 void end_if(void);
 157
 158 void close_func(void);
 159
 160 #endif
 161