mirror of
https://github.com/ctm/syn68k.git
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148 lines
3.3 KiB
C
148 lines
3.3 KiB
C
/*
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* main.c
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "list.h"
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#include "token.h"
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#include "common.h"
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#include "parse.h"
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#include "error.h"
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#include "reduce.h"
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#include "defopcode.h"
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#include "uniquestring.h"
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static void usage (const char *progname);
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static void unrecognized (const char *progname, const char *badopt);
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/* Global variables to control compilation options. */
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int optimization_level;
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BOOL preprocess_only;
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FILE *syn68k_c_stream, *mapinfo_c_stream, *mapindex_c_stream;
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FILE *profileinfo_stream;
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BOOL verbose;
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int
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main (int argc, char *argv[])
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{
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SymbolTable *sym = make_symbol_table ();
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const char *include_dirs[32] = { ".", NULL };
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static const char *current_dir[] = { ".", NULL };
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int include_dir_index = 1;
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int i;
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init_tokenizer ();
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init_unique_string ();
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/* Set up global variables with default values. */
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optimization_level = 0;
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preprocess_only = FALSE;
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verbose = FALSE;
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syn68k_c_stream = NULL;
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mapinfo_c_stream = NULL;
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mapindex_c_stream = NULL;
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profileinfo_stream = NULL;
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/* Parse command line arguments. */
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for (i = 1; i < argc; i++)
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{
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if (argv[i][0] != '-')
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{
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open_file (argv[i], current_dir);
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/* Open output code streams. */
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if (!preprocess_only)
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{
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syn68k_c_stream = fopen ("syn68k.c", "w");
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mapinfo_c_stream = fopen ("mapinfo.c", "w");
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mapindex_c_stream = fopen ("mapindex.c", "w");
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profileinfo_stream = fopen ("profileinfo", "w");
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}
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/* Initialize code generator and output header stuff. */
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begin_generating_code ();
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/* Munch through everything and generate appropriate stuff. */
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parse_all_expressions (sym);
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/* Do any necessary cleanup. */
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done_generating_code ();
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/* Close up all streams. */
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if (!preprocess_only)
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{
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fclose (syn68k_c_stream); syn68k_c_stream = NULL;
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fclose (mapinfo_c_stream); mapinfo_c_stream = NULL;
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fclose (mapindex_c_stream); mapindex_c_stream = NULL;
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fclose (profileinfo_stream); profileinfo_stream = NULL;
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}
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continue;
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}
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switch (argv[i][1]) {
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case 's':
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if (!strcmp (argv[i], "-stdin"))
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{
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open_stream ("<standard input>", stdin);
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parse_all_expressions (sym);
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}
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else unrecognized (argv[0], argv[i]);
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break;
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case 'I':
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if (argv[i][2] == '\0')
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fatal_error ("Missing include directory for -I option.\n");
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if (include_dir_index >= sizeof include_dirs / sizeof include_dirs[0])
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fatal_error ("Too many -I directories specified.\n");
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include_dirs[include_dir_index++] = argv[i] + 2;
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include_dirs[include_dir_index] = NULL;
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break;
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case 'E':
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if (argv[i][2] != '\0')
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unrecognized (argv[0], argv[i]);
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preprocess_only = TRUE;
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break;
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case 'O':
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if (argv[i][2] == '\0')
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optimization_level = 1;
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else optimization_level = atoi (argv[i] + 2);
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break;
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case 'v':
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if (argv[i][2] != '\0')
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unrecognized (argv[0], argv[i]);
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verbose = TRUE;
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break;
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default:
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unrecognized (argv[0], argv[i]);
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break;
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}
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}
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return 0;
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}
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static void
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unrecognized (const char *progname, const char *badopt)
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{
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error ("Unrecognized option \"%s\".\n", badopt);
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usage (progname);
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}
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/* Prints out usage and exits. */
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static void
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usage (const char *progname)
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{
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fatal_error ("Usage: %s <usage entered when stabilized>\n", progname);
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}
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