gambas-source-code/main/gbc/gbc_reserved_make.c
gambas 5219fc48d1 Work continues on new JIT system.
[COMPILER]
* BUG: JIT: Fix local variable referencing.
* NEW: JIT: Implement NEW operator and array accessors.

[INTERPRETER]
* NEW: Support for JIT NEW operator and array accessors.

[GB.JIT]
* NEW: Support for object datatypes.
* NEW: Implement NEW operator and array accessors.
2018-05-29 23:25:57 +02:00

469 lines
9.3 KiB
C

/***************************************************************************
gbc_reserved_make.c
(c) 2000-2017 Benoît Minisini <g4mba5@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
***************************************************************************/
#define __GBC_RESERVED_MAKE_C
#define PROJECT_COMP
#include <ctype.h>
#include <errno.h>
#include "gb_common.h"
#include "gb_reserved.h"
#include "gb_type_common.h"
#include "gb_pcode.h"
#include "gb_reserved_keyword.h"
#define HASH_SIZE 109
/*uint hash(const char *key, int len)
{
int i;
uint h = 0;
for (i = 0; i < len; i++)
h = (h << 4) + (h ^ (tolower(key[i])));
return h % HASH_SIZE;
}*/
char buffer[1024];
char *read_line(FILE *f)
{
return fgets(buffer, sizeof(buffer), f);
}
void read_write_until(FILE *in, FILE *out, char *until)
{
char *line;
for(;;)
{
line = read_line(in);
if (!line)
break;
if (out) fputs(line, out);
while (*line && ((unsigned char)*line <= ' '))
line++;
if (!strncmp(line, until, strlen(until)))
break;
}
}
#if 0
int main(int argc, char **argv)
{
COMP_INFO *info;
SUBR_INFO *subr;
int len;
int i, p, n;
uint h;
char c;
char last[16];
char next[16];
FILE *in, *out;
in = fopen("../share/gb_reserved_temp.h", "r");
if (!in)
{
fprintf(stderr, "unable to open '../share/gb_reserved_temp.h': %s\n", strerror(errno));
exit(1);
}
out = fopen("../share/gb_reserved_temp.h.tmp", "w");
read_write_until(in, out, "int RESERVED_find_word(const char *word, int len)");
read_write_until(in, out, "static void *jump[] = {");
for (h = 0; h < 12; h++)
{
if ((h % 8) == 0)
fprintf(out, "\t\t");
fprintf(out, "&&__%02d, ", h);
if ((h % 8) == 7)
fprintf(out, "\n");
}
fprintf(out, "\n\t};\n\n");
//printf(" goto *jump[h %% %d];\n\n", HASH_SIZE);
fprintf(out, "\tgoto *jump[len];\n\n");
fprintf(out, "__00:\n__01:\n\treturn -1;\n");
for (h = 2; h < 12; h++)
{
fprintf(out, "__%02d:\n", h);
*last = 0;
for(;;)
{
n = -1;
*next = 0;
for (info = &COMP_res_info[1], i = 1; info->name; info++, i++)
{
len = strlen(info->name);
if (len != h)
continue;
if (strcmp(info->name, last) <= 0)
continue;
if (*next == 0 || strcmp(info->name, next) <= 0)
{
strcpy(next, info->name);
n = i;
}
}
if (n < 0)
break;
info = &COMP_res_info[n];
len = strlen(info->name);
strcpy(last, info->name);
fprintf(out, "\tif (");
for (p = 0; p < len; p++)
{
if (p)
fprintf(out, " && ");
c = info->name[p];
if (isalpha(c))
fprintf(out, "tolower(word[%d]) == '%c'", p, tolower(info->name[p]));
else if (c == '\\')
fprintf(out, "word[%d] == '\\\\'", p);
else
fprintf(out, "word[%d] == '%c'", p, info->name[p]);
}
/*printf(" if (!strncmp(\"");
for (p = 0; p < len; p++)
{
c = info->name[p];
if (c == '\\')
printf("\\\\");
else
putchar(tolower(info->name[p]));
}
printf("\", word, %d)", len);*/
fprintf(out, ") return %d;\n", n);
}
fprintf(out, "\treturn -1;\n");
}
read_write_until(in, NULL, "}");
read_write_until(in, NULL, "}");
fprintf(out, "}\n");
read_write_until(in, out, "static void *jump[] = {");
for (h = 0; h < 12; h++)
{
if ((h % 8) == 0)
fprintf(out, "\t\t");
fprintf(out, "&&__%02d, ", h);
if ((h % 8) == 7)
fprintf(out, "\n");
}
fprintf(out, "\n\t};\n\n");
fprintf(out, "\tgoto *jump[len];\n\n");
fprintf(out, "__00:\n__01:\n\treturn -1;\n");
for (h = 2; h < 12; h++)
{
fprintf(out, "__%02d:\n", h);
*last = 0;
for(;;)
{
n = -1;
*next = 0;
for (subr = &COMP_subr_info[0], i = 0; subr->name; subr++, i++)
{
len = strlen(subr->name);
if (len != h)
continue;
if (strcmp(subr->name, last) <= 0)
continue;
if (*next == 0 || strcmp(subr->name, next) <= 0)
{
strcpy(next, subr->name);
n = i;
}
}
if (n < 0)
break;
subr = &COMP_subr_info[n];
len = strlen(subr->name);
strcpy(last, subr->name);
fprintf(out, "\tif ("); //COMPARE_%d(\"%s\", word)) return %d;\n", len, len, info->name, i);
for (p = 0; p < len; p++)
{
if (p)
fprintf(out, " && ");
c = subr->name[p];
if (isalpha(c))
fprintf(out, "tolower(word[%d]) == '%c'", p, tolower(subr->name[p]));
else if (c == '\\')
fprintf(out, "word[%d] == '\\\\'", p);
else
fprintf(out, "word[%d] == '%c'", p, subr->name[p]);
}
fprintf(out, ") return %d;\n", n);
}
fprintf(out, "\treturn -1;\n");
}
fprintf(out, "}\n");
fclose(in);
fclose(out);
unlink("../share/gb_reserved_temp.h");
rename("../share/gb_reserved_temp.h.tmp", "../share/gb_reserved_temp.h");
return 0;
}
#endif
static int compare_name(const char *name1, const char* name2)
{
int l1 = strlen(name1);
int l2 = strlen(name2);
if (l1 < l2)
return -1;
if (l1 > l2)
return 1;
return strcasecmp(name1, name2);
}
int main(int argc, char **argv)
{
COMP_INFO *info;
SUBR_INFO *subr;
int len;
int i, p, n;
uint h;
char c;
char last[16];
char next[16];
FILE *in, *out;
in = fopen("../share/gb_reserved_temp.h", "r");
if (!in)
{
fprintf(stderr, "unable to open '../share/gb_reserved_temp.h': %s\n", strerror(errno));
exit(1);
}
out = fopen("../share/gb_reserved_temp.h.tmp", "w");
read_write_until(in, out, "int RESERVED_find_word(const char *word, int len)");
read_write_until(in, out, "static void *jump[] = {");
for (h = 32; h < 127; h++)
{
if ((h % 8) == 0)
fprintf(out, "\t\t");
fprintf(out, "&&__%02X, ", h);
if ((h % 8) == 7)
fprintf(out, "\n");
}
fprintf(out, "\n\t};\n\n");
//printf(" goto *jump[h %% %d];\n\n", HASH_SIZE);
fprintf(out, "\tgoto *jump[*word - 32];\n\n");
for (h = 32; h < 127; h++)
{
if (islower(h))
continue;
fprintf(out, "__%02X:\n", h);
if (isupper(h))
fprintf(out, "__%02X:\n", tolower(h));
*last = 0;
for(;;)
{
n = -1;
*next = 0;
for (info = &COMP_res_info[1], i = 1; info->name; info++, i++)
{
if (tolower(*info->name) != tolower(h) || !info->name[1])
continue;
if (compare_name(info->name, last) <= 0)
continue;
if (*next == 0 || compare_name(info->name, next) <= 0)
{
strcpy(next, info->name);
n = i;
}
}
if (n < 0)
break;
info = &COMP_res_info[n];
len = strlen(info->name);
strcpy(last, info->name);
fprintf(out, "\tif (len == %d", len);
for (p = 1; p < len; p++)
{
fprintf(out, " && ");
c = info->name[p];
if (isalpha(c))
fprintf(out, "tolower(word[%d]) == '%c'", p, tolower(info->name[p]));
else if (c == '\\')
fprintf(out, "word[%d] == '\\\\'", p);
else
fprintf(out, "word[%d] == '%c'", p, info->name[p]);
}
/*printf(" if (!strncmp(\"");
for (p = 0; p < len; p++)
{
c = info->name[p];
if (c == '\\')
printf("\\\\");
else
putchar(tolower(info->name[p]));
}
printf("\", word, %d)", len);*/
fprintf(out, ") return %d;\n", n);
}
fprintf(out, "\treturn -1;\n");
}
read_write_until(in, NULL, "}");
read_write_until(in, NULL, "}");
fprintf(out, "}\n");
read_write_until(in, out, "static void *jump[] = {");
for (h = 32; h < 127; h++)
{
if ((h % 8) == 0)
fprintf(out, "\t\t");
fprintf(out, "&&__%02X, ", h);
if ((h % 8) == 7)
fprintf(out, "\n");
}
fprintf(out, "\n\t};\n\n");
fprintf(out, "\tgoto *jump[*word - 32];\n\n");
for (h = 32; h < 127; h++)
{
if (islower(h))
continue;
fprintf(out, "__%02X:\n", h);
if (isupper(h))
fprintf(out, "__%02X:\n", tolower(h));
*last = 0;
for(;;)
{
n = -1;
*next = 0;
for (subr = &COMP_subr_info[0], i = 0; subr->name; subr++, i++)
{
if (tolower(*subr->name) != tolower(h) || !subr->name[1])
continue;
if (compare_name(subr->name, last) <= 0)
continue;
if (*next == 0 || compare_name(subr->name, next) <= 0)
{
strcpy(next, subr->name);
n = i;
}
}
if (n < 0)
break;
subr = &COMP_subr_info[n];
len = strlen(subr->name);
strcpy(last, subr->name);
fprintf(out, "\tif (len == %d", len);
for (p = 1; p < len; p++)
{
fprintf(out, " && ");
c = subr->name[p];
if (isalpha(c))
fprintf(out, "tolower(word[%d]) == '%c'", p, tolower(subr->name[p]));
else if (c == '\\')
fprintf(out, "word[%d] == '\\\\'", p);
else
fprintf(out, "word[%d] == '%c'", p, subr->name[p]);
}
fprintf(out, ") return %d;\n", n);
}
fprintf(out, "\treturn -1;\n");
}
fprintf(out, "}\n");
fclose(in);
fclose(out);
unlink("../share/gb_reserved_temp.h");
rename("../share/gb_reserved_temp.h.tmp", "../share/gb_reserved_temp.h");
return 0;
}