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mes/scaffold/t.c

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/* -*-comment-start: "//";comment-end:""-*-
* Mes --- Maxwell Equations of Software
* Copyright © 2016,2017 Jan Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of Mes.
*
* Mes 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 3 of the License, or (at
* your option) any later version.
*
* Mes 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 Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#if __MESC__
int g_stdin = 0;
#define assert(x) ((x) ? (void)0 : assert_fail (#x))
#endif
#if !__MESC__
#include "mlibc.c"
#endif
struct scm {
int type;
int car;
int cdr;
};
int bla = 1234;
char arena[84];
#if __MESC__
struct scm *g_cells = arena;
#else
struct scm *g_cells = (struct scm*)arena;
#endif
char *g_chars = arena;
int foo () {puts ("t: foo\n"); return 0;};
int bar (int i) {puts ("t: bar\n"); return 0;};
struct function {
int (*function) (void);
int arity;
char *name;
};
struct function g_fun = {&exit,1,"fun"};
struct function g_foo = {&foo,0,"foo"};
struct function g_bar = {&bar,1,"bar"};
//void *functions[2];
int functions[2];
struct function g_functions[2];
int g_function = 0;
enum type_t {TCHAR, TCLOSURE, TCONTINUATION, TFUNCTION, TKEYWORD, TMACRO, TNUMBER, TPAIR, TREF, TSPECIAL, TSTRING, TSYMBOL, TVALUES, TVECTOR, TBROKEN_HEART};
typedef int SCM;
int g_free = 3;
SCM tmp;
SCM tmp_num;
int ARENA_SIZE = 200;
#define TYPE(x) (g_cells[x].type)
#define CAR(x) g_cells[x].car
#define CDR(x) g_cells[x].cdr
#define VALUE(x) g_cells[x].cdr
#define CAAR(x) CAR (CAR (x))
struct scm scm_fun = {TFUNCTION,0,0};
SCM cell_fun;
#if 1
int
add (int a, int b)
{
return a + b;
}
int
inc (int i)
{
return i + 1;
}
int
identity (int i)
{
return i;
}
int
label (int c)
{
label:
if (c == 0) return c;
c--;
goto label;
return 1;
}
int
swits (int c)
{
int x = -1;
switch (c)
{
case TCHAR: {goto next;}
case 1: {goto next;}
case 2: {goto next;}
default: {goto next;}
}
return 1;
next:
switch (c)
{
case 0:
{
x = 0;
c = 34;
break;
}
case -1:
case 1:
{
x = 1;
break;
}
default:
{
x = 2;
break;
}
}
return x;
}
int g = 48;
int
get ()
{
int i = g;
g++;
return i;
}
int
read_test ()
{
char *p = (char*)g_chars;
int i = 0;
puts ("t: read 0123456789\nt: ");
int c = get ();
while (i < 10) {
*p++ = c;
putchar (c);
c = get ();
i++;
}
puts ("\n");
if (strcmp (g_chars, "0123456789")) return 1;
puts ("t: ungetc ('A') == getchar ()\n");
ungetc ('A', STDIN);
if (getchar () != 'A') return 1;
ungetc (0, STDIN);
//ungetc ('\1', STDIN);
ungetc (1, STDIN);
puts ("t: ungetc ();ungetc ();getchar ();getchar ()\n");
if (getchar () != 1) return 1;
//if (getchar () != '\0') return 1;
if (getchar () != 0) return 1;
return 0;
}
int
math_test ()
{
int i;
puts ("t: 0 < 0\n");
if (0 < 0) return 1;
puts ("t: 2 < 1\n");
if (2 < 1) return 1;
puts ("t: -1 < -2\n");
if (-1 < -2) return 1;
puts ("t: 0 < -1\n");
if (0 < -1) return 1;
puts ("t: 0 > 0\n");
if (0 > 0) return 1;
puts ("t: 1 > 2\n");
if (1 > 2) return 1;
puts ("t: -2 > -1\n");
if (-2 > -1) return 1;
puts ("t: -1 > 0\n");
if (-1 > 0) return 1;
puts ("t: 1 == inc (0)\n");
if (1 == inc (0)) goto ok0;
return 1;
ok0:
puts ("t: 0 < inc (0)\n");
if (0 < inc (0)) goto ok1;
return 1;
ok1:
puts ("t: inc (0) + 2 != 3\n");
if (inc (0) + inc (1) != 3) return 1;
puts ("t: 4/2=");
i = 4 / 2;
if (i!=2) return 1;
i += 48;
putchar (i);
puts ("\n");
puts ("t: 3*4=\n");
i = 3 * 4;
if (i!=12) return 1;
puts ("t: i /= 4\n");
i /= 4;
if (i!=3) return 1;
puts ("t: i *= 4\n");
i *= 4;
if (i!=12) return 1;
puts ("t: 1 << 3\n");
if (1 << 3 != 8) return 1 << 3;
puts ("t: 3 << 4\n");
if (3 << 4 != 48) return 3 << 4;
puts ("t: 48 >> 3\n");
if (48 >> 4 != 3) return 48 >> 4;
puts ("t: 10 >> 1\n");
if (10 >> 1 != 5) return 10 >> 1;
puts ("t: 1 | 4\n");
if ((1 | 4) != 5) return 1 | 4;
i = -3;
puts ("t: -i\n");
if (-i != 3) return 1;
puts ("t: -1 + 2\n");
if (-1 + 2 != 1) return 1;
return read_test ();
}
SCM
alloc (int n)
{
SCM x = g_free;
g_free += n;
return x;
}
SCM
make_cell (SCM type, SCM car, SCM cdr)
{
SCM x = alloc (1);
TYPE (x) = VALUE (type);
if (VALUE (type) == TCHAR || VALUE (type) == TNUMBER) {
if (car) CAR (x) = CAR (car);
if (cdr) CDR(x) = CDR(cdr);
}
else if (VALUE (type) == TFUNCTION) {
if (car) CAR (x) = car;
if (cdr) CDR(x) = CDR(cdr);
}
else {
CAR (x) = car;
CDR(x) = cdr;
}
return x;
}
SCM
make_cell_test ()
{
VALUE (tmp_num) = TPAIR;
make_cell (tmp_num, 0, 1);
return math_test ();
}
SCM
make_tmps_test (struct scm* cells)
{
puts ("t: tmp = g_free++\n");
tmp = g_free++;
puts ("t: cells[tmp].type = CHAR\n");
cells[tmp].type = TCHAR;
tmp_num = g_free++;
cells[tmp_num].type = TNUMBER;
return make_cell_test();
}
int
struct_test ()
{
puts ("t: g_cells[0] = g_cells[1]\n");
TYPE (1) = 1;
CAR (1) = 2;
CDR (1) = 3;
g_cells[0] = g_cells[1];
if (TYPE (0) != 1) return 1;
if (CAR (0) != 2) return 2;
if (CDR (0) != 3) return 3;
puts ("t: g_cells[i] = g_cells[j]\n");
int i = 0;
int j = 1;
TYPE (1) = 4;
CAR (1) = 5;
CDR (1) = 6;
g_cells[i] = g_cells[j];
if (TYPE (0) != 4) return 1;
if (CAR (0) != 5) return 2;
if (CDR (0) != 6) return 3;
puts ("t: g_cells[0+add(0,0] = g_cells[0+inc(0)]\n");
TYPE (1) = 1;
CAR (1) = 2;
CDR (1) = 3;
g_cells[0+add(0, 0)] = g_cells[0+inc(0)];
if (TYPE (0) != 1) return 1;
if (CAR (0) != 2) return 2;
if (CDR (0) != 3) return 3;
g_cells[0].type = TNUMBER;
g_cells[0].car = 0;
g_cells[0].cdr = 0;
g_cells[1].type = TNUMBER;
g_cells[1].car = 0;
g_cells[1].cdr = 0;
puts ("t: TYPE (0) != TYPE (1)\n");
if (TYPE (0) == TYPE (1)) goto ok;
return 1;
ok:
g_cells[0].car = 1;
g_cells[1].car = 2;
puts ("t: int c = VALUE (0)\n");
int c = CAR (0);
if (c != 1) return 1;
puts ("t: CAAR (0) != 2\n");
if (CAAR (0) != 2) return 1;
puts ("t: 2 != CAAR (0)\n");
if (2 != CAAR (0)) return 1;
g_cells[3].type = 0x64;
if (g_cells[3].type != 0x64)
return g_cells[3].type;
TYPE (4) = 4;
if (TYPE (4) != 4)
return 4;
CDR (3) = 0x22;
CDR (4) = 0x23;
if (CDR (3) != 0x22)
return CDR (3);
puts ("t: g_fun.arity != 1;\n");
if (g_fun.arity != 1) return 1;
puts ("t: g_fun.function != exit;\n");
if (g_fun.function != &exit) return 1;
puts ("t: struct fun = {&exit,1,\"exit\"};\n");
struct function fun = {&exit,1,"exit"};
puts ("t: fun.arity != 1;\n");
if (fun.arity != 1) return 1;
puts ("t: fun.function != exit;\n");
if (fun.function != &exit) return 1;
puts ("t: puts (fun.name)\n");
if (strcmp (fun.name, "exit")) return 1;
puts ("t: puts (g_fun.name)\n");
if (strcmp (g_fun.name, "fun")) return 1;
puts ("t: g_functions[g_function++] = g_foo;\n");
g_functions[g_function++] = g_foo;
int fn = 0;
puts ("t: g_functions[g_cells[fn].cdr].arity\n");
if (g_functions[g_cells[fn].cdr].arity) return 1;
if (g_functions[g_cells[fn].cdr].arity != 0) return 1;
int (*functionx) (void) = 0;
functionx = g_functions[0].function;
puts ("t: functionx == foo\n");
if (functionx != foo) return 11;
puts ("t: g_functions[0].name\n");
if (strcmp (g_functions[0].name, "foo")) return 1;
puts ("t: (functionx) () == foo\n");
if ((functionx) () != 0) return 12;
puts ("t: g_functions[<foo>].arity\n");
if (g_functions[0].arity != 0) return 17;
fn++;
g_functions[fn] = g_bar;
g_cells[fn].cdr = fn;
if (g_cells[fn].cdr != fn) return 13;
puts ("t: g_functions[g_cells[fn].cdr].function\n");
functionx = g_functions[g_cells[fn].cdr].function;
puts ("t: g_functions[1].name\n");
if (strcmp (g_functions[1].name, "bar")) return 1;
puts ("t: functionx == bar\n");
if (functionx != bar) return 15;
puts ("t: (functiony) (1) == bar\n");
int (*functiony) (int) = 0;
functiony = g_functions[g_cells[fn].cdr].function;
if ((functiony) (1) != 0) return 16;
puts ("t: g_functions[<bar>].arity\n");
if (g_functions[fn].arity != 1) return 18;
// fake name
scm_fun.car = 33;
scm_fun.cdr = g_function;
//g_functions[g_function++] = g_fun;
g_functions[g_function] = g_fun;
cell_fun = g_free++;
g_cells[cell_fun] = scm_fun;
puts ("t: TYPE (cell_fun)\n");
if (TYPE (cell_fun) != TFUNCTION) return 1;
puts ("t: CAR (cell_fun)\n");
if (CAR (cell_fun) != 33) return 1;
puts ("t: CDR (cell_fun)\n");
if (CDR (cell_fun) != g_function) return 1;
return make_tmps_test (g_cells);
}
int
test (char *p)
{
int f = 0;
int t = 1;
int one = 1;
char c = 'C';
int i=0;
char *x = arena;
char *y = g_chars;
puts ("t: for (i=1; i<5; ++i)\n");
for (i=1; i<5; ++i);
if (i != 5) return i;
puts ("t: while (i<3) i++\n");
i = 1;
while (i<3) i++;
if (i != 3) return i;
puts ("t: do i-- while (i>0)\n");
do i--; while (i>0);
if (i != 0) return 1;
puts ("t: if (0)\n");
if (0) return 1;
if (i)
return 1;
else
puts ("t: else 1\n");
if (i)
puts ("0");
else if (i == 1)
puts ("1");
else
puts ("t: else if 2\n");
puts ("t: if (f)\n");
if (f) return 1;
puts ("t: if (one != 1)\n");
if (one != 1) return 1;
puts ("t: if (1 != one)\n");
if (1 != one) return 1;
puts ("t: if (one > 1)\n");
if (one > 1) return 1;
puts ("t: if (one < 0)\n");
if (one < 0) return 1;
puts ("t: if (one <= 0)\n");
if (one <= 0) return 1;
puts ("t: if (one >= 2)\n");
if (one >= 2) return 1;
puts ("t: if (strlen (\"\"))\n");
if (strlen ("")) return 1;
puts ("t: if (strlen (p) != 4)\n");
if (strlen (p) != 4) return 1;
puts ("t: if (!strlen (\".\"))\n");
if (!strlen (".")) return 1;
puts ("t: if (strcmp (p, \"foo\"))\n");
if (!strcmp (p, "foo")) return 1;
puts ("t: if (strcmp (p, \"t.c\\n\"))\n");
if (strcmp (p, "t.c\n")) return 1;
puts ("t: if (!1)\n");
if (!1) return 1;
puts ("t: if (one == 0)\n");
if (one == 0) return 1;
puts ("t: if (f != 0)\n");
if (one != 1) return 1;
puts ("t: if (1 && 0)\n");
if (1 && 0) return 1;
puts ("t: if (!t && f)\n");
if (!t && f) return 1;
puts ("t: if (t && !one)\n");
if (t && !one) return 1;
puts ("t: if (f || !t)\n");
if (f || !t) return 1;
puts ("t: if (i++)\n");
if (i++) return 1;
puts ("t: if (--i)\n");
if (--i) return 1;
puts ("t: i += 2\n");
i += 2;
if (i != 2) return 1;
puts ("t: i -= 2\n");
i -= 2;
if (i != 0) return 1;
puts ("t: if (f = 0) ?\n");
if (f = 0) return 1;
puts ("t: if (!(t = 1)) ?\n");
if (!(t = 1)) return 1;
puts ("t: if ((f = 0) != 0) ?\n");
if ((f = 0) != 0) return 1;
puts ("t: if ((t = 1) != 1) ?\n");
if ((t = 1) != 1) return 1;
puts ("t: (one == 1) ?\n");
(one == 1) ? 1 : exit (1);
puts ("t: (f) ?\n");
(f) ? exit (1) : 1;
puts ("t: assert (1) ?\n");
assert (1);
puts ("t: assert (f==0) ?\n");
assert (f==0);
puts ("t: p[0] != 't'\n");
if (p[0] != 't') return p[0];
puts ("t: p[i] != 't'\n");
if (p[i] != 't') return p[i];
puts ("t: identity (p[i]) != 't'\n");
if (identity (p[i]) != 't') return identity (p[i]);
puts ("t: *g_chars != 'A'\n");
arena[0] = 'A';
if (*g_chars != 'A') return 1;
puts ("t: *x != 'A'\n");
if (*x != 'A') return 1;
puts ("t: *y != 'A'\n");
if (*y != 'A') return 1;
puts ("t: *x != 'Q'\n");
g_chars[0] = 'Q';
if (*x != 'Q') return 1;
puts ("t: *x++ != 'C'\n");
*x++ = c;
if (*g_chars != 'C') return 1;
puts ("t: 1 + 2\n");
if (1 + 2 != 3) return 1;
puts ("t: 2 - 1\n");
if (2 - 1 != 1) return 1;
puts ("t: 1 << 3\n");
if (1 << 3 != 8) return 1;
puts ("t: 8 >> 3\n");
if (8 >> 3 != 1) return 1;
puts ("t: 8 / 4\n");
if (8 / 4 != 2) return 1;
puts ("t: inc (0)\n");
if (inc (0) != 1) return 1;
puts ("t: inc (inc (0))\n");
if (inc (inc (0)) != 2) return 1;
puts ("t: inc (inc (inc (0)))\n");
if (inc (inc (inc (0))) != 3) return 1;
puts ("t: add (1, 2)\n");
if (add (1, 2) != 3) return 1;
puts ("t: add (inc (0), inc (1))\n");
if (add (inc (0), inc (1)) != 3) return 1;
puts ("t: add (TSTRING, 3)\n");
if (add (TSTRING, 3) != 13) return 1;
puts ("t: add (inc (inc (0)), inc (inc (1)))\n");
if (add (inc (inc (0)), inc (inc (1))) != 5) return 1;
puts ("t: goto label\n");
if (label (1) != 0) return 1;
puts ("t: switch 0\n");
if (swits (0) != 0) return swits (0);
puts ("t: switch 1\n");
if (swits (1) != 1) return 1;
puts ("t: switch -1\n");
if (swits (-1) != 1) return 1;
puts ("t: switch -1\n");
if (swits (-2) != 2) return 1;
puts ("t: if (1)\n");
if (1) goto ok0;
return 1;
ok0:
puts ("t: while (1) break;\n");
while (1) break;
puts ("t: while (1) ... break;\n");
while (1) {f=0;break;}
puts ("t: while (1) ... break;\n");
while (1) {while (1) break;break;}
puts ("t: while (1) { goto label; };\n");
while (1) {
goto ok00;
}
ok00:
puts ("t: if (0); return 1; else;\n");
if (0) return 1; else goto ok01;
ok01:
puts ("t: if (t)\n");
if (t) goto ok1;
return 1;
ok1:
puts ("t: if (one > 0)\n");
if (one > 0) goto ok2;
return 1;
ok2:
puts ("t: if (one < 2)\n");
if (one < 2) goto ok3;
return 1;
ok3:
puts ("t: if (one >= 0)\n");
if (one >= 0) goto ok30;
return 1;
ok30:
puts ("t: if (one >= 1)\n");
if (one >= 0) goto ok31;
return 1;
ok31:
puts ("t: if (one <= 2)\n");
if (one <= 2) goto ok32;
return 1;
ok32:
puts ("t: if (one <= 1)\n");
if (one <= 1) goto ok33;
return 1;
ok33:
puts ("t: if (strlen (\".\"))\n");
if (strlen (".")) goto ok4;
return 1;
ok4:
puts ("t: if (strlen (p) == 4)\n");
if (strlen (p) == 4) goto ok40;
ok40:
puts ("t: if (!strcmp (p, \"t.c\\n\"))\n");
if (!strcmp (p, "t.c\n")) goto ok41;
return 1;
ok41:
puts ("t: if (strcmp (p, \"foo\"))\n");
if (strcmp (p, "foo")) goto ok42;
return 1;
ok42:
puts ("t: if (!0)\n");
if (!0) goto ok5;
return 1;
ok5:
puts ("t: if (one == 1)\n");
if (one == 1) goto ok6;
return 1;
ok6:
puts ("t: if (one != 0)\n");
if (one != 0) goto ok7;
return 1;
ok7:
puts ("t: if (1 && !0)\n");
if (1 && !0) goto ok8;
return 1;
ok8:
puts ("t: if (f || t)\n");
if (f || t) goto ok80;
return 1;
ok80:
puts ("t: if (++i)\n");
if (++i) goto ok9;
return 1;
ok9:
puts ("t: if (i--)\n");
if (i--) goto ok10;
return 1;
ok10:
puts ("t: *g_chars == 'B'\n");
arena[0] = 'B';
if (*g_chars == 'B') goto ok11;
return 1;
ok11:
puts ("t: *x == 'B'\n");
x = arena;
if (*x == 'B') goto ok12;
return 1;
ok12:
puts ("t: *y == 'B'\n");
y = g_chars;
if (*y == 'B') goto ok13;
return 1;
ok13:
puts ("t: *x == 'R'\n");
g_chars[0] = 'R';
if (*x == 'R') goto ok14;
return 1;
ok14:
puts ("t: *x++ == 'C'\n");
*x++ = c;
if (*g_chars == 'C') goto ok15;
return 1;
ok15:
puts ("t: itoa (33) == \"33\"\n");
if (strcmp (itoa (33), "33")) return 1;
return struct_test ();
}
#endif
int
main (int argc, char *argv[])
{
char *p = "t.c\n";
puts ("t.c\n");
if (argc > 1 && !strcmp (argv[1], "--help")) return 1;
puts ("t: if (argc > 1 && !strcmp (argv[1], \"--help\")\n");
// FIXME mescc?!
if (argc > 1) if (!strcmp (argv[1], "--help")) return 1;
return test (p);
return 22;
}
#if !POSIX && !__MESC__
#include "mstart.c"
#endif
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