2626 lines
67 KiB
C
2626 lines
67 KiB
C
/* Process source files and output type information.
|
||
Copyright (C) 2002 Free Software Foundation, Inc.
|
||
|
||
This file is part of GCC.
|
||
|
||
GCC 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.
|
||
|
||
GCC 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 GCC; see the file COPYING. If not, write to the Free
|
||
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
||
02111-1307, USA. */
|
||
|
||
#include "hconfig.h"
|
||
#include "system.h"
|
||
#include "gengtype.h"
|
||
#include "gtyp-gen.h"
|
||
|
||
/* Nonzero iff an error has occurred. */
|
||
static int hit_error = 0;
|
||
|
||
static void gen_rtx_next PARAMS ((void));
|
||
static void write_rtx_next PARAMS ((void));
|
||
static void open_base_files PARAMS ((void));
|
||
static void close_output_files PARAMS ((void));
|
||
|
||
/* Report an error at POS, printing MSG. */
|
||
|
||
void
|
||
error_at_line VPARAMS ((struct fileloc *pos, const char *msg, ...))
|
||
{
|
||
VA_OPEN (ap, msg);
|
||
VA_FIXEDARG (ap, struct fileloc *, pos);
|
||
VA_FIXEDARG (ap, const char *, msg);
|
||
|
||
fprintf (stderr, "%s:%d: ", pos->file, pos->line);
|
||
vfprintf (stderr, msg, ap);
|
||
fputc ('\n', stderr);
|
||
hit_error = 1;
|
||
|
||
VA_CLOSE (ap);
|
||
}
|
||
|
||
/* vasprintf, but produces fatal message on out-of-memory. */
|
||
int
|
||
xvasprintf (result, format, args)
|
||
char ** result;
|
||
const char *format;
|
||
va_list args;
|
||
{
|
||
int ret = vasprintf (result, format, args);
|
||
if (*result == NULL || ret < 0)
|
||
{
|
||
fputs ("gengtype: out of memory", stderr);
|
||
xexit (1);
|
||
}
|
||
return ret;
|
||
}
|
||
|
||
/* Wrapper for xvasprintf. */
|
||
char *
|
||
xasprintf VPARAMS ((const char *format, ...))
|
||
{
|
||
char *result;
|
||
VA_OPEN (ap, format);
|
||
VA_FIXEDARG (ap, const char *, format);
|
||
xvasprintf (&result, format, ap);
|
||
VA_CLOSE (ap);
|
||
return result;
|
||
}
|
||
|
||
/* The one and only TYPE_STRING. */
|
||
|
||
struct type string_type = {
|
||
TYPE_STRING, NULL, NULL, GC_USED
|
||
UNION_INIT_ZERO
|
||
};
|
||
|
||
/* Lists of various things. */
|
||
|
||
static pair_p typedefs;
|
||
static type_p structures;
|
||
static type_p param_structs;
|
||
static pair_p variables;
|
||
|
||
static void do_scalar_typedef PARAMS ((const char *, struct fileloc *));
|
||
static type_p find_param_structure
|
||
PARAMS ((type_p t, type_p param[NUM_PARAM]));
|
||
static type_p adjust_field_tree_exp PARAMS ((type_p t, options_p opt));
|
||
static type_p adjust_field_rtx_def PARAMS ((type_p t, options_p opt));
|
||
|
||
/* Define S as a typedef to T at POS. */
|
||
|
||
void
|
||
do_typedef (s, t, pos)
|
||
const char *s;
|
||
type_p t;
|
||
struct fileloc *pos;
|
||
{
|
||
pair_p p;
|
||
|
||
for (p = typedefs; p != NULL; p = p->next)
|
||
if (strcmp (p->name, s) == 0)
|
||
{
|
||
if (p->type != t)
|
||
{
|
||
error_at_line (pos, "type `%s' previously defined", s);
|
||
error_at_line (&p->line, "previously defined here");
|
||
}
|
||
return;
|
||
}
|
||
|
||
p = xmalloc (sizeof (struct pair));
|
||
p->next = typedefs;
|
||
p->name = s;
|
||
p->type = t;
|
||
p->line = *pos;
|
||
typedefs = p;
|
||
}
|
||
|
||
/* Define S as a typename of a scalar. */
|
||
|
||
static void
|
||
do_scalar_typedef (s, pos)
|
||
const char *s;
|
||
struct fileloc *pos;
|
||
{
|
||
do_typedef (s, create_scalar_type (s, strlen (s)), pos);
|
||
}
|
||
|
||
/* Return the type previously defined for S. Use POS to report errors. */
|
||
|
||
type_p
|
||
resolve_typedef (s, pos)
|
||
const char *s;
|
||
struct fileloc *pos;
|
||
{
|
||
pair_p p;
|
||
for (p = typedefs; p != NULL; p = p->next)
|
||
if (strcmp (p->name, s) == 0)
|
||
return p->type;
|
||
error_at_line (pos, "unidentified type `%s'", s);
|
||
return create_scalar_type ("char", 4);
|
||
}
|
||
|
||
/* Create a new structure with tag NAME (or a union iff ISUNION is nonzero),
|
||
at POS with fields FIELDS and options O. */
|
||
|
||
void
|
||
new_structure (name, isunion, pos, fields, o)
|
||
const char *name;
|
||
int isunion;
|
||
struct fileloc *pos;
|
||
pair_p fields;
|
||
options_p o;
|
||
{
|
||
type_p si;
|
||
type_p s = NULL;
|
||
lang_bitmap bitmap = get_base_file_bitmap (pos->file);
|
||
|
||
for (si = structures; si != NULL; si = si->next)
|
||
if (strcmp (name, si->u.s.tag) == 0
|
||
&& UNION_P (si) == isunion)
|
||
{
|
||
type_p ls = NULL;
|
||
if (si->kind == TYPE_LANG_STRUCT)
|
||
{
|
||
ls = si;
|
||
|
||
for (si = ls->u.s.lang_struct; si != NULL; si = si->next)
|
||
if (si->u.s.bitmap == bitmap)
|
||
s = si;
|
||
}
|
||
else if (si->u.s.line.file != NULL && si->u.s.bitmap != bitmap)
|
||
{
|
||
ls = si;
|
||
si = xcalloc (1, sizeof (struct type));
|
||
memcpy (si, ls, sizeof (struct type));
|
||
ls->kind = TYPE_LANG_STRUCT;
|
||
ls->u.s.lang_struct = si;
|
||
ls->u.s.fields = NULL;
|
||
si->next = NULL;
|
||
si->pointer_to = NULL;
|
||
si->u.s.lang_struct = ls;
|
||
}
|
||
else
|
||
s = si;
|
||
|
||
if (ls != NULL && s == NULL)
|
||
{
|
||
s = xcalloc (1, sizeof (struct type));
|
||
s->next = ls->u.s.lang_struct;
|
||
ls->u.s.lang_struct = s;
|
||
s->u.s.lang_struct = ls;
|
||
}
|
||
break;
|
||
}
|
||
|
||
if (s == NULL)
|
||
{
|
||
s = xcalloc (1, sizeof (struct type));
|
||
s->next = structures;
|
||
structures = s;
|
||
}
|
||
|
||
if (s->u.s.line.file != NULL
|
||
|| (s->u.s.lang_struct && (s->u.s.lang_struct->u.s.bitmap & bitmap)))
|
||
{
|
||
error_at_line (pos, "duplicate structure definition");
|
||
error_at_line (&s->u.s.line, "previous definition here");
|
||
}
|
||
|
||
s->kind = isunion ? TYPE_UNION : TYPE_STRUCT;
|
||
s->u.s.tag = name;
|
||
s->u.s.line = *pos;
|
||
s->u.s.fields = fields;
|
||
s->u.s.opt = o;
|
||
s->u.s.bitmap = bitmap;
|
||
if (s->u.s.lang_struct)
|
||
s->u.s.lang_struct->u.s.bitmap |= bitmap;
|
||
}
|
||
|
||
/* Return the previously-defined structure with tag NAME (or a union
|
||
iff ISUNION is nonzero), or a new empty structure or union if none
|
||
was defined previously. */
|
||
|
||
type_p
|
||
find_structure (name, isunion)
|
||
const char *name;
|
||
int isunion;
|
||
{
|
||
type_p s;
|
||
|
||
for (s = structures; s != NULL; s = s->next)
|
||
if (strcmp (name, s->u.s.tag) == 0
|
||
&& UNION_P (s) == isunion)
|
||
return s;
|
||
|
||
s = xcalloc (1, sizeof (struct type));
|
||
s->next = structures;
|
||
structures = s;
|
||
s->kind = isunion ? TYPE_UNION : TYPE_STRUCT;
|
||
s->u.s.tag = name;
|
||
structures = s;
|
||
return s;
|
||
}
|
||
|
||
/* Return the previously-defined parameterised structure for structure
|
||
T and parameters PARAM, or a new parameterised empty structure or
|
||
union if none was defined previously. */
|
||
|
||
static type_p
|
||
find_param_structure (t, param)
|
||
type_p t;
|
||
type_p param[NUM_PARAM];
|
||
{
|
||
type_p res;
|
||
|
||
for (res = param_structs; res; res = res->next)
|
||
if (res->u.param_struct.stru == t
|
||
&& memcmp (res->u.param_struct.param, param,
|
||
sizeof (type_p) * NUM_PARAM) == 0)
|
||
break;
|
||
if (res == NULL)
|
||
{
|
||
res = xcalloc (1, sizeof (*res));
|
||
res->kind = TYPE_PARAM_STRUCT;
|
||
res->next = param_structs;
|
||
param_structs = res;
|
||
res->u.param_struct.stru = t;
|
||
memcpy (res->u.param_struct.param, param, sizeof (type_p) * NUM_PARAM);
|
||
}
|
||
return res;
|
||
}
|
||
|
||
/* Return a scalar type with name NAME. */
|
||
|
||
type_p
|
||
create_scalar_type (name, name_len)
|
||
const char *name;
|
||
size_t name_len;
|
||
{
|
||
type_p r = xcalloc (1, sizeof (struct type));
|
||
r->kind = TYPE_SCALAR;
|
||
r->u.sc = xmemdup (name, name_len, name_len + 1);
|
||
return r;
|
||
}
|
||
|
||
/* Return a pointer to T. */
|
||
|
||
type_p
|
||
create_pointer (t)
|
||
type_p t;
|
||
{
|
||
if (! t->pointer_to)
|
||
{
|
||
type_p r = xcalloc (1, sizeof (struct type));
|
||
r->kind = TYPE_POINTER;
|
||
r->u.p = t;
|
||
t->pointer_to = r;
|
||
}
|
||
return t->pointer_to;
|
||
}
|
||
|
||
/* Return an array of length LEN. */
|
||
|
||
type_p
|
||
create_array (t, len)
|
||
type_p t;
|
||
const char *len;
|
||
{
|
||
type_p v;
|
||
|
||
v = xcalloc (1, sizeof (*v));
|
||
v->kind = TYPE_ARRAY;
|
||
v->u.a.p = t;
|
||
v->u.a.len = len;
|
||
return v;
|
||
}
|
||
|
||
/* Add a variable named S of type T with options O defined at POS,
|
||
to `variables'. */
|
||
|
||
void
|
||
note_variable (s, t, o, pos)
|
||
const char *s;
|
||
type_p t;
|
||
options_p o;
|
||
struct fileloc *pos;
|
||
{
|
||
pair_p n;
|
||
n = xmalloc (sizeof (*n));
|
||
n->name = s;
|
||
n->type = t;
|
||
n->line = *pos;
|
||
n->opt = o;
|
||
n->next = variables;
|
||
variables = n;
|
||
}
|
||
|
||
enum rtx_code {
|
||
#define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) ENUM ,
|
||
#include "rtl.def"
|
||
#undef DEF_RTL_EXPR
|
||
NUM_RTX_CODE
|
||
};
|
||
|
||
/* We really don't care how long a CONST_DOUBLE is. */
|
||
#define CONST_DOUBLE_FORMAT "ww"
|
||
static const char * const rtx_format[NUM_RTX_CODE] = {
|
||
#define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) FORMAT ,
|
||
#include "rtl.def"
|
||
#undef DEF_RTL_EXPR
|
||
};
|
||
|
||
static int rtx_next[NUM_RTX_CODE];
|
||
|
||
/* Generate the contents of the rtx_next array. This really doesn't belong
|
||
in gengtype at all, but it's needed for adjust_field_rtx_def. */
|
||
|
||
static void
|
||
gen_rtx_next ()
|
||
{
|
||
int i;
|
||
for (i = 0; i < NUM_RTX_CODE; i++)
|
||
{
|
||
int k;
|
||
|
||
rtx_next[i] = -1;
|
||
if (strncmp (rtx_format[i], "iuu", 3) == 0)
|
||
rtx_next[i] = 2;
|
||
else if (i == COND_EXEC || i == SET || i == EXPR_LIST || i == INSN_LIST)
|
||
rtx_next[i] = 1;
|
||
else
|
||
for (k = strlen (rtx_format[i]) - 1; k >= 0; k--)
|
||
if (rtx_format[i][k] == 'e' || rtx_format[i][k] == 'u')
|
||
rtx_next[i] = k;
|
||
}
|
||
}
|
||
|
||
/* Write out the contents of the rtx_next array. */
|
||
static void
|
||
write_rtx_next ()
|
||
{
|
||
outf_p f = get_output_file_with_visibility (NULL);
|
||
int i;
|
||
|
||
oprintf (f, "\n/* Used to implement the RTX_NEXT macro. */\n");
|
||
oprintf (f, "const unsigned char rtx_next[NUM_RTX_CODE] = {\n");
|
||
for (i = 0; i < NUM_RTX_CODE; i++)
|
||
if (rtx_next[i] == -1)
|
||
oprintf (f, " 0,\n");
|
||
else
|
||
oprintf (f,
|
||
" offsetof (struct rtx_def, fld) + %d * sizeof (rtunion),\n",
|
||
rtx_next[i]);
|
||
oprintf (f, "};\n");
|
||
}
|
||
|
||
/* Handle `special("rtx_def")'. This is a special case for field
|
||
`fld' of struct rtx_def, which is an array of unions whose values
|
||
are based in a complex way on the type of RTL. */
|
||
|
||
static type_p
|
||
adjust_field_rtx_def (t, opt)
|
||
type_p t;
|
||
options_p opt ATTRIBUTE_UNUSED;
|
||
{
|
||
pair_p flds = NULL;
|
||
options_p nodot;
|
||
int i;
|
||
type_p rtx_tp, rtvec_tp, tree_tp, mem_attrs_tp, note_union_tp, scalar_tp;
|
||
type_p bitmap_tp, basic_block_tp;
|
||
|
||
static const char * const rtx_name[NUM_RTX_CODE] = {
|
||
#define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) NAME ,
|
||
#include "rtl.def"
|
||
#undef DEF_RTL_EXPR
|
||
};
|
||
|
||
if (t->kind != TYPE_ARRAY)
|
||
{
|
||
error_at_line (&lexer_line,
|
||
"special `rtx_def' must be applied to an array");
|
||
return &string_type;
|
||
}
|
||
|
||
nodot = xmalloc (sizeof (*nodot));
|
||
nodot->next = NULL;
|
||
nodot->name = "dot";
|
||
nodot->info = "";
|
||
|
||
rtx_tp = create_pointer (find_structure ("rtx_def", 0));
|
||
rtvec_tp = create_pointer (find_structure ("rtvec_def", 0));
|
||
tree_tp = create_pointer (find_structure ("tree_node", 1));
|
||
mem_attrs_tp = create_pointer (find_structure ("mem_attrs", 0));
|
||
bitmap_tp = create_pointer (find_structure ("bitmap_element_def", 0));
|
||
basic_block_tp = create_pointer (find_structure ("basic_block_def", 0));
|
||
scalar_tp = create_scalar_type ("rtunion scalar", 14);
|
||
|
||
{
|
||
pair_p note_flds = NULL;
|
||
int c;
|
||
|
||
for (c = 0; c < 3; c++)
|
||
{
|
||
pair_p old_note_flds = note_flds;
|
||
|
||
note_flds = xmalloc (sizeof (*note_flds));
|
||
note_flds->line.file = __FILE__;
|
||
note_flds->line.line = __LINE__;
|
||
note_flds->name = "rttree";
|
||
note_flds->type = tree_tp;
|
||
note_flds->opt = xmalloc (sizeof (*note_flds->opt));
|
||
note_flds->opt->next = nodot;
|
||
note_flds->opt->name = "tag";
|
||
note_flds->next = old_note_flds;
|
||
}
|
||
|
||
note_flds->type = rtx_tp;
|
||
note_flds->name = "rtx";
|
||
note_flds->opt->info = "NOTE_INSN_EXPECTED_VALUE";
|
||
note_flds->next->opt->info = "NOTE_INSN_BLOCK_BEG";
|
||
note_flds->next->next->opt->info = "NOTE_INSN_BLOCK_END";
|
||
|
||
new_structure ("rtx_def_note_subunion", 1, &lexer_line, note_flds, NULL);
|
||
}
|
||
|
||
note_union_tp = find_structure ("rtx_def_note_subunion", 1);
|
||
|
||
for (i = 0; i < NUM_RTX_CODE; i++)
|
||
{
|
||
pair_p old_flds = flds;
|
||
pair_p subfields = NULL;
|
||
size_t aindex, nmindex;
|
||
const char *sname;
|
||
char *ftag;
|
||
|
||
for (aindex = 0; aindex < strlen (rtx_format[i]); aindex++)
|
||
{
|
||
pair_p old_subf = subfields;
|
||
type_p t;
|
||
const char *subname;
|
||
|
||
switch (rtx_format[i][aindex])
|
||
{
|
||
case '*':
|
||
case 'i':
|
||
case 'n':
|
||
case 'w':
|
||
t = scalar_tp;
|
||
subname = "rtint";
|
||
break;
|
||
|
||
case '0':
|
||
if (i == MEM && aindex == 1)
|
||
t = mem_attrs_tp, subname = "rtmem";
|
||
else if (i == JUMP_INSN && aindex == 9)
|
||
t = rtx_tp, subname = "rtx";
|
||
else if (i == CODE_LABEL && aindex == 4)
|
||
t = scalar_tp, subname = "rtint";
|
||
else if (i == CODE_LABEL && aindex == 5)
|
||
t = rtx_tp, subname = "rtx";
|
||
else if (i == LABEL_REF
|
||
&& (aindex == 1 || aindex == 2))
|
||
t = rtx_tp, subname = "rtx";
|
||
else if (i == NOTE && aindex == 4)
|
||
t = note_union_tp, subname = "";
|
||
else if (i == NOTE && aindex >= 7)
|
||
t = scalar_tp, subname = "rtint";
|
||
else if (i == ADDR_DIFF_VEC && aindex == 4)
|
||
t = scalar_tp, subname = "rtint";
|
||
else if (i == VALUE && aindex == 0)
|
||
t = scalar_tp, subname = "rtint";
|
||
else if (i == REG && aindex == 1)
|
||
t = scalar_tp, subname = "rtint";
|
||
else if (i == SCRATCH && aindex == 0)
|
||
t = scalar_tp, subname = "rtint";
|
||
else if (i == BARRIER && aindex >= 3)
|
||
t = scalar_tp, subname = "rtint";
|
||
else
|
||
{
|
||
error_at_line (&lexer_line,
|
||
"rtx type `%s' has `0' in position %lu, can't handle",
|
||
rtx_name[i], (unsigned long) aindex);
|
||
t = &string_type;
|
||
subname = "rtint";
|
||
}
|
||
break;
|
||
|
||
case 's':
|
||
case 'S':
|
||
case 'T':
|
||
t = &string_type;
|
||
subname = "rtstr";
|
||
break;
|
||
|
||
case 'e':
|
||
case 'u':
|
||
t = rtx_tp;
|
||
subname = "rtx";
|
||
break;
|
||
|
||
case 'E':
|
||
case 'V':
|
||
t = rtvec_tp;
|
||
subname = "rtvec";
|
||
break;
|
||
|
||
case 't':
|
||
t = tree_tp;
|
||
subname = "rttree";
|
||
break;
|
||
|
||
case 'b':
|
||
t = bitmap_tp;
|
||
subname = "rtbit";
|
||
break;
|
||
|
||
case 'B':
|
||
t = basic_block_tp;
|
||
subname = "bb";
|
||
break;
|
||
|
||
default:
|
||
error_at_line (&lexer_line,
|
||
"rtx type `%s' has `%c' in position %lu, can't handle",
|
||
rtx_name[i], rtx_format[i][aindex],
|
||
(unsigned long)aindex);
|
||
t = &string_type;
|
||
subname = "rtint";
|
||
break;
|
||
}
|
||
|
||
subfields = xmalloc (sizeof (*subfields));
|
||
subfields->next = old_subf;
|
||
subfields->type = t;
|
||
subfields->name = xasprintf ("[%lu].%s", (unsigned long)aindex,
|
||
subname);
|
||
subfields->line.file = __FILE__;
|
||
subfields->line.line = __LINE__;
|
||
if (t == note_union_tp)
|
||
{
|
||
subfields->opt = xmalloc (sizeof (*subfields->opt));
|
||
subfields->opt->next = nodot;
|
||
subfields->opt->name = "desc";
|
||
subfields->opt->info = "NOTE_LINE_NUMBER (&%0)";
|
||
}
|
||
else if (t == basic_block_tp)
|
||
{
|
||
/* We don't presently GC basic block structures... */
|
||
subfields->opt = xmalloc (sizeof (*subfields->opt));
|
||
subfields->opt->next = nodot;
|
||
subfields->opt->name = "skip";
|
||
subfields->opt->info = NULL;
|
||
}
|
||
else if ((size_t) rtx_next[i] == aindex)
|
||
{
|
||
/* The 'next' field will be marked by the chain_next option. */
|
||
subfields->opt = xmalloc (sizeof (*subfields->opt));
|
||
subfields->opt->next = nodot;
|
||
subfields->opt->name = "skip";
|
||
subfields->opt->info = NULL;
|
||
}
|
||
else
|
||
subfields->opt = nodot;
|
||
}
|
||
|
||
flds = xmalloc (sizeof (*flds));
|
||
flds->next = old_flds;
|
||
flds->name = "";
|
||
sname = xasprintf ("rtx_def_%s", rtx_name[i]);
|
||
new_structure (sname, 0, &lexer_line, subfields, NULL);
|
||
flds->type = find_structure (sname, 0);
|
||
flds->line.file = __FILE__;
|
||
flds->line.line = __LINE__;
|
||
flds->opt = xmalloc (sizeof (*flds->opt));
|
||
flds->opt->next = nodot;
|
||
flds->opt->name = "tag";
|
||
ftag = xstrdup (rtx_name[i]);
|
||
for (nmindex = 0; nmindex < strlen (ftag); nmindex++)
|
||
ftag[nmindex] = TOUPPER (ftag[nmindex]);
|
||
flds->opt->info = ftag;
|
||
}
|
||
|
||
new_structure ("rtx_def_subunion", 1, &lexer_line, flds, nodot);
|
||
return find_structure ("rtx_def_subunion", 1);
|
||
}
|
||
|
||
/* Handle `special("tree_exp")'. This is a special case for
|
||
field `operands' of struct tree_exp, which although it claims to contain
|
||
pointers to trees, actually sometimes contains pointers to RTL too.
|
||
Passed T, the old type of the field, and OPT its options. Returns
|
||
a new type for the field. */
|
||
|
||
static type_p
|
||
adjust_field_tree_exp (t, opt)
|
||
type_p t;
|
||
options_p opt ATTRIBUTE_UNUSED;
|
||
{
|
||
pair_p flds;
|
||
options_p nodot;
|
||
size_t i;
|
||
static const struct {
|
||
const char *name;
|
||
int first_rtl;
|
||
int num_rtl;
|
||
} data[] = {
|
||
{ "SAVE_EXPR", 2, 1 },
|
||
{ "GOTO_SUBROUTINE_EXPR", 0, 2 },
|
||
{ "RTL_EXPR", 0, 2 },
|
||
{ "WITH_CLEANUP_EXPR", 2, 1 },
|
||
{ "METHOD_CALL_EXPR", 3, 1 }
|
||
};
|
||
|
||
if (t->kind != TYPE_ARRAY)
|
||
{
|
||
error_at_line (&lexer_line,
|
||
"special `tree_exp' must be applied to an array");
|
||
return &string_type;
|
||
}
|
||
|
||
nodot = xmalloc (sizeof (*nodot));
|
||
nodot->next = NULL;
|
||
nodot->name = "dot";
|
||
nodot->info = "";
|
||
|
||
flds = xmalloc (sizeof (*flds));
|
||
flds->next = NULL;
|
||
flds->name = "";
|
||
flds->type = t;
|
||
flds->line.file = __FILE__;
|
||
flds->line.line = __LINE__;
|
||
flds->opt = xmalloc (sizeof (*flds->opt));
|
||
flds->opt->next = nodot;
|
||
flds->opt->name = "length";
|
||
flds->opt->info = "TREE_CODE_LENGTH (TREE_CODE ((tree) &%0))";
|
||
{
|
||
options_p oldopt = flds->opt;
|
||
flds->opt = xmalloc (sizeof (*flds->opt));
|
||
flds->opt->next = oldopt;
|
||
flds->opt->name = "default";
|
||
flds->opt->info = "";
|
||
}
|
||
|
||
for (i = 0; i < ARRAY_SIZE (data); i++)
|
||
{
|
||
pair_p old_flds = flds;
|
||
pair_p subfields = NULL;
|
||
int r_index;
|
||
const char *sname;
|
||
|
||
for (r_index = 0;
|
||
r_index < data[i].first_rtl + data[i].num_rtl;
|
||
r_index++)
|
||
{
|
||
pair_p old_subf = subfields;
|
||
subfields = xmalloc (sizeof (*subfields));
|
||
subfields->next = old_subf;
|
||
subfields->name = xasprintf ("[%d]", r_index);
|
||
if (r_index < data[i].first_rtl)
|
||
subfields->type = t->u.a.p;
|
||
else
|
||
subfields->type = create_pointer (find_structure ("rtx_def", 0));
|
||
subfields->line.file = __FILE__;
|
||
subfields->line.line = __LINE__;
|
||
subfields->opt = nodot;
|
||
}
|
||
|
||
flds = xmalloc (sizeof (*flds));
|
||
flds->next = old_flds;
|
||
flds->name = "";
|
||
sname = xasprintf ("tree_exp_%s", data[i].name);
|
||
new_structure (sname, 0, &lexer_line, subfields, NULL);
|
||
flds->type = find_structure (sname, 0);
|
||
flds->line.file = __FILE__;
|
||
flds->line.line = __LINE__;
|
||
flds->opt = xmalloc (sizeof (*flds->opt));
|
||
flds->opt->next = nodot;
|
||
flds->opt->name = "tag";
|
||
flds->opt->info = data[i].name;
|
||
}
|
||
|
||
new_structure ("tree_exp_subunion", 1, &lexer_line, flds, nodot);
|
||
return find_structure ("tree_exp_subunion", 1);
|
||
}
|
||
|
||
/* Perform any special processing on a type T, about to become the type
|
||
of a field. Return the appropriate type for the field.
|
||
At present:
|
||
- Converts pointer-to-char, with no length parameter, to TYPE_STRING;
|
||
- Similarly for arrays of pointer-to-char;
|
||
- Converts structures for which a parameter is provided to
|
||
TYPE_PARAM_STRUCT;
|
||
- Handles "special" options.
|
||
*/
|
||
|
||
type_p
|
||
adjust_field_type (t, opt)
|
||
type_p t;
|
||
options_p opt;
|
||
{
|
||
int length_p = 0;
|
||
const int pointer_p = t->kind == TYPE_POINTER;
|
||
type_p params[NUM_PARAM];
|
||
int params_p = 0;
|
||
int i;
|
||
|
||
for (i = 0; i < NUM_PARAM; i++)
|
||
params[i] = NULL;
|
||
|
||
for (; opt; opt = opt->next)
|
||
if (strcmp (opt->name, "length") == 0)
|
||
length_p = 1;
|
||
else if (strcmp (opt->name, "param_is") == 0
|
||
|| (strncmp (opt->name, "param", 5) == 0
|
||
&& ISDIGIT (opt->name[5])
|
||
&& strcmp (opt->name + 6, "_is") == 0))
|
||
{
|
||
int num = ISDIGIT (opt->name[5]) ? opt->name[5] - '0' : 0;
|
||
|
||
if (! UNION_OR_STRUCT_P (t)
|
||
&& (t->kind != TYPE_POINTER || ! UNION_OR_STRUCT_P (t->u.p)))
|
||
{
|
||
error_at_line (&lexer_line,
|
||
"option `%s' may only be applied to structures or structure pointers",
|
||
opt->name);
|
||
return t;
|
||
}
|
||
|
||
params_p = 1;
|
||
if (params[num] != NULL)
|
||
error_at_line (&lexer_line, "duplicate `%s' option", opt->name);
|
||
if (! ISDIGIT (opt->name[5]))
|
||
params[num] = create_pointer ((type_p) opt->info);
|
||
else
|
||
params[num] = (type_p) opt->info;
|
||
}
|
||
else if (strcmp (opt->name, "special") == 0)
|
||
{
|
||
const char *special_name = (const char *)opt->info;
|
||
if (strcmp (special_name, "tree_exp") == 0)
|
||
t = adjust_field_tree_exp (t, opt);
|
||
else if (strcmp (special_name, "rtx_def") == 0)
|
||
t = adjust_field_rtx_def (t, opt);
|
||
else
|
||
error_at_line (&lexer_line, "unknown special `%s'", special_name);
|
||
}
|
||
|
||
if (params_p)
|
||
{
|
||
type_p realt;
|
||
|
||
if (pointer_p)
|
||
t = t->u.p;
|
||
realt = find_param_structure (t, params);
|
||
t = pointer_p ? create_pointer (realt) : realt;
|
||
}
|
||
|
||
if (! length_p
|
||
&& pointer_p
|
||
&& t->u.p->kind == TYPE_SCALAR
|
||
&& (strcmp (t->u.p->u.sc, "char") == 0
|
||
|| strcmp (t->u.p->u.sc, "unsigned char") == 0))
|
||
return &string_type;
|
||
if (t->kind == TYPE_ARRAY && t->u.a.p->kind == TYPE_POINTER
|
||
&& t->u.a.p->u.p->kind == TYPE_SCALAR
|
||
&& (strcmp (t->u.a.p->u.p->u.sc, "char") == 0
|
||
|| strcmp (t->u.a.p->u.p->u.sc, "unsigned char") == 0))
|
||
return create_array (&string_type, t->u.a.len);
|
||
|
||
return t;
|
||
}
|
||
|
||
/* Create a union for YYSTYPE, as yacc would do it, given a fieldlist FIELDS
|
||
and information about the correspondance between token types and fields
|
||
in TYPEINFO. POS is used for error messages. */
|
||
|
||
void
|
||
note_yacc_type (o, fields, typeinfo, pos)
|
||
options_p o;
|
||
pair_p fields;
|
||
pair_p typeinfo;
|
||
struct fileloc *pos;
|
||
{
|
||
pair_p p;
|
||
pair_p *p_p;
|
||
|
||
for (p = typeinfo; p; p = p->next)
|
||
{
|
||
pair_p m;
|
||
|
||
if (p->name == NULL)
|
||
continue;
|
||
|
||
if (p->type == (type_p) 1)
|
||
{
|
||
pair_p pp;
|
||
int ok = 0;
|
||
|
||
for (pp = typeinfo; pp; pp = pp->next)
|
||
if (pp->type != (type_p) 1
|
||
&& strcmp (pp->opt->info, p->opt->info) == 0)
|
||
{
|
||
ok = 1;
|
||
break;
|
||
}
|
||
if (! ok)
|
||
continue;
|
||
}
|
||
|
||
for (m = fields; m; m = m->next)
|
||
if (strcmp (m->name, p->name) == 0)
|
||
p->type = m->type;
|
||
if (p->type == NULL)
|
||
{
|
||
error_at_line (&p->line,
|
||
"couldn't match fieldname `%s'", p->name);
|
||
p->name = NULL;
|
||
}
|
||
}
|
||
|
||
p_p = &typeinfo;
|
||
while (*p_p)
|
||
{
|
||
pair_p p = *p_p;
|
||
|
||
if (p->name == NULL
|
||
|| p->type == (type_p) 1)
|
||
*p_p = p->next;
|
||
else
|
||
p_p = &p->next;
|
||
}
|
||
|
||
new_structure ("yy_union", 1, pos, typeinfo, o);
|
||
do_typedef ("YYSTYPE", find_structure ("yy_union", 1), pos);
|
||
}
|
||
|
||
static void process_gc_options PARAMS ((options_p, enum gc_used_enum,
|
||
int *, int *, int *));
|
||
static void set_gc_used_type PARAMS ((type_p, enum gc_used_enum, type_p *));
|
||
static void set_gc_used PARAMS ((pair_p));
|
||
|
||
/* Handle OPT for set_gc_used_type. */
|
||
|
||
static void
|
||
process_gc_options (opt, level, maybe_undef, pass_param, length)
|
||
options_p opt;
|
||
enum gc_used_enum level;
|
||
int *maybe_undef;
|
||
int *pass_param;
|
||
int *length;
|
||
{
|
||
options_p o;
|
||
for (o = opt; o; o = o->next)
|
||
if (strcmp (o->name, "ptr_alias") == 0 && level == GC_POINTED_TO)
|
||
set_gc_used_type ((type_p) o->info, GC_POINTED_TO, NULL);
|
||
else if (strcmp (o->name, "maybe_undef") == 0)
|
||
*maybe_undef = 1;
|
||
else if (strcmp (o->name, "use_params") == 0)
|
||
*pass_param = 1;
|
||
else if (strcmp (o->name, "length") == 0)
|
||
*length = 1;
|
||
}
|
||
|
||
/* Set the gc_used field of T to LEVEL, and handle the types it references. */
|
||
|
||
static void
|
||
set_gc_used_type (t, level, param)
|
||
type_p t;
|
||
enum gc_used_enum level;
|
||
type_p param[NUM_PARAM];
|
||
{
|
||
if (t->gc_used >= level)
|
||
return;
|
||
|
||
t->gc_used = level;
|
||
|
||
switch (t->kind)
|
||
{
|
||
case TYPE_STRUCT:
|
||
case TYPE_UNION:
|
||
{
|
||
pair_p f;
|
||
int dummy;
|
||
|
||
process_gc_options (t->u.s.opt, level, &dummy, &dummy, &dummy);
|
||
|
||
for (f = t->u.s.fields; f; f = f->next)
|
||
{
|
||
int maybe_undef = 0;
|
||
int pass_param = 0;
|
||
int length = 0;
|
||
process_gc_options (f->opt, level, &maybe_undef, &pass_param,
|
||
&length);
|
||
|
||
if (length && f->type->kind == TYPE_POINTER)
|
||
set_gc_used_type (f->type->u.p, GC_USED, NULL);
|
||
else if (maybe_undef && f->type->kind == TYPE_POINTER)
|
||
set_gc_used_type (f->type->u.p, GC_MAYBE_POINTED_TO, NULL);
|
||
else if (pass_param && f->type->kind == TYPE_POINTER && param)
|
||
set_gc_used_type (find_param_structure (f->type->u.p, param),
|
||
GC_POINTED_TO, NULL);
|
||
else
|
||
set_gc_used_type (f->type, GC_USED, pass_param ? param : NULL);
|
||
}
|
||
break;
|
||
}
|
||
|
||
case TYPE_POINTER:
|
||
set_gc_used_type (t->u.p, GC_POINTED_TO, NULL);
|
||
break;
|
||
|
||
case TYPE_ARRAY:
|
||
set_gc_used_type (t->u.a.p, GC_USED, param);
|
||
break;
|
||
|
||
case TYPE_LANG_STRUCT:
|
||
for (t = t->u.s.lang_struct; t; t = t->next)
|
||
set_gc_used_type (t, level, param);
|
||
break;
|
||
|
||
case TYPE_PARAM_STRUCT:
|
||
{
|
||
int i;
|
||
for (i = 0; i < NUM_PARAM; i++)
|
||
if (t->u.param_struct.param[i] != 0)
|
||
set_gc_used_type (t->u.param_struct.param[i], GC_USED, NULL);
|
||
}
|
||
if (t->u.param_struct.stru->gc_used == GC_POINTED_TO)
|
||
level = GC_POINTED_TO;
|
||
else
|
||
level = GC_USED;
|
||
t->u.param_struct.stru->gc_used = GC_UNUSED;
|
||
set_gc_used_type (t->u.param_struct.stru, level,
|
||
t->u.param_struct.param);
|
||
break;
|
||
|
||
default:
|
||
break;
|
||
}
|
||
}
|
||
|
||
/* Set the gc_used fields of all the types pointed to by VARIABLES. */
|
||
|
||
static void
|
||
set_gc_used (variables)
|
||
pair_p variables;
|
||
{
|
||
pair_p p;
|
||
for (p = variables; p; p = p->next)
|
||
set_gc_used_type (p->type, GC_USED, NULL);
|
||
}
|
||
|
||
/* File mapping routines. For each input file, there is one output .c file
|
||
(but some output files have many input files), and there is one .h file
|
||
for the whole build. */
|
||
|
||
/* The list of output files. */
|
||
static outf_p output_files;
|
||
|
||
/* The output header file that is included into pretty much every
|
||
source file. */
|
||
outf_p header_file;
|
||
|
||
/* Number of files specified in gtfiles. */
|
||
#define NUM_GT_FILES (ARRAY_SIZE (all_files) - 1)
|
||
|
||
/* Number of files in the language files array. */
|
||
#define NUM_LANG_FILES (ARRAY_SIZE (lang_files) - 1)
|
||
|
||
/* Length of srcdir name. */
|
||
static int srcdir_len = 0;
|
||
|
||
#define NUM_BASE_FILES (ARRAY_SIZE (lang_dir_names) - 1)
|
||
outf_p base_files[NUM_BASE_FILES];
|
||
|
||
static outf_p create_file PARAMS ((const char *, const char *));
|
||
static const char * get_file_basename PARAMS ((const char *));
|
||
|
||
/* Create and return an outf_p for a new file for NAME, to be called
|
||
ONAME. */
|
||
|
||
static outf_p
|
||
create_file (name, oname)
|
||
const char *name;
|
||
const char *oname;
|
||
{
|
||
static const char *const hdr[] = {
|
||
" Copyright (C) 2002 Free Software Foundation, Inc.\n",
|
||
"\n",
|
||
"This file is part of GCC.\n",
|
||
"\n",
|
||
"GCC is free software; you can redistribute it and/or modify it under\n",
|
||
"the terms of the GNU General Public License as published by the Free\n",
|
||
"Software Foundation; either version 2, or (at your option) any later\n",
|
||
"version.\n",
|
||
"\n",
|
||
"GCC is distributed in the hope that it will be useful, but WITHOUT ANY\n",
|
||
"WARRANTY; without even the implied warranty of MERCHANTABILITY or\n",
|
||
"FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License\n",
|
||
"for more details.\n",
|
||
"\n",
|
||
"You should have received a copy of the GNU General Public License\n",
|
||
"along with GCC; see the file COPYING. If not, write to the Free\n",
|
||
"Software Foundation, 59 Temple Place - Suite 330, Boston, MA\n",
|
||
"02111-1307, USA. */\n",
|
||
"\n",
|
||
"/* This file is machine generated. Do not edit. */\n"
|
||
};
|
||
outf_p f;
|
||
size_t i;
|
||
|
||
f = xcalloc (sizeof (*f), 1);
|
||
f->next = output_files;
|
||
f->name = oname;
|
||
output_files = f;
|
||
|
||
oprintf (f, "/* Type information for %s.\n", name);
|
||
for (i = 0; i < ARRAY_SIZE (hdr); i++)
|
||
oprintf (f, "%s", hdr[i]);
|
||
return f;
|
||
}
|
||
|
||
/* Print, like fprintf, to O. */
|
||
void
|
||
oprintf VPARAMS ((outf_p o, const char *format, ...))
|
||
{
|
||
char *s;
|
||
size_t slength;
|
||
|
||
VA_OPEN (ap, format);
|
||
VA_FIXEDARG (ap, outf_p, o);
|
||
VA_FIXEDARG (ap, const char *, format);
|
||
slength = xvasprintf (&s, format, ap);
|
||
|
||
if (o->bufused + slength > o->buflength)
|
||
{
|
||
size_t new_len = o->buflength;
|
||
if (new_len == 0)
|
||
new_len = 1024;
|
||
do {
|
||
new_len *= 2;
|
||
} while (o->bufused + slength >= new_len);
|
||
o->buf = xrealloc (o->buf, new_len);
|
||
o->buflength = new_len;
|
||
}
|
||
memcpy (o->buf + o->bufused, s, slength);
|
||
o->bufused += slength;
|
||
free (s);
|
||
VA_CLOSE (ap);
|
||
}
|
||
|
||
/* Open the global header file and the language-specific header files. */
|
||
|
||
static void
|
||
open_base_files ()
|
||
{
|
||
size_t i;
|
||
|
||
header_file = create_file ("GCC", "gtype-desc.h");
|
||
|
||
for (i = 0; i < NUM_BASE_FILES; i++)
|
||
base_files[i] = create_file (lang_dir_names[i],
|
||
xasprintf ("gtype-%s.h", lang_dir_names[i]));
|
||
|
||
/* gtype-desc.c is a little special, so we create it here. */
|
||
{
|
||
/* The order of files here matters very much. */
|
||
static const char *const ifiles [] = {
|
||
"config.h", "system.h", "varray.h", "hashtab.h", "splay-tree.h",
|
||
"bitmap.h", "tree.h", "rtl.h", "function.h", "insn-config.h",
|
||
"expr.h", "hard-reg-set.h", "basic-block.h", "cselib.h",
|
||
"insn-addr.h", "ssa.h", "optabs.h", "libfuncs.h",
|
||
"debug.h", "ggc.h",
|
||
NULL
|
||
};
|
||
const char *const *ifp;
|
||
outf_p gtype_desc_c;
|
||
|
||
gtype_desc_c = create_file ("GCC", "gtype-desc.c");
|
||
for (ifp = ifiles; *ifp; ifp++)
|
||
oprintf (gtype_desc_c, "#include \"%s\"\n", *ifp);
|
||
}
|
||
}
|
||
|
||
/* Determine the pathname to F relative to $(srcdir). */
|
||
|
||
static const char *
|
||
get_file_basename (f)
|
||
const char *f;
|
||
{
|
||
size_t len;
|
||
const char *basename;
|
||
unsigned i;
|
||
|
||
basename = strrchr (f, '/');
|
||
|
||
if (!basename)
|
||
return f;
|
||
|
||
len = strlen (f);
|
||
basename++;
|
||
|
||
for (i = 1; i < NUM_BASE_FILES; i++)
|
||
{
|
||
const char * s1;
|
||
const char * s2;
|
||
int l1;
|
||
int l2;
|
||
s1 = basename - strlen (lang_dir_names [i]) - 1;
|
||
s2 = lang_dir_names [i];
|
||
l1 = strlen (s1);
|
||
l2 = strlen (s2);
|
||
if (l1 >= l2 && !memcmp (s1, s2, l2))
|
||
{
|
||
basename -= l2 + 1;
|
||
if ((basename - f - 1) != srcdir_len)
|
||
abort (); /* Match is wrong - should be preceded by $srcdir. */
|
||
break;
|
||
}
|
||
}
|
||
|
||
return basename;
|
||
}
|
||
|
||
/* Return a bitmap which has bit `1 << BASE_FILE_<lang>' set iff
|
||
INPUT_FILE is used by <lang>.
|
||
|
||
This function should be written to assume that a file _is_ used
|
||
if the situation is unclear. If it wrongly assumes a file _is_ used,
|
||
a linker error will result. If it wrongly assumes a file _is not_ used,
|
||
some GC roots may be missed, which is a much harder-to-debug problem. */
|
||
|
||
unsigned
|
||
get_base_file_bitmap (input_file)
|
||
const char *input_file;
|
||
{
|
||
const char *basename = get_file_basename (input_file);
|
||
const char *slashpos = strchr (basename, '/');
|
||
unsigned j;
|
||
unsigned k;
|
||
unsigned bitmap;
|
||
|
||
if (slashpos)
|
||
{
|
||
size_t i;
|
||
for (i = 1; i < NUM_BASE_FILES; i++)
|
||
if ((size_t)(slashpos - basename) == strlen (lang_dir_names [i])
|
||
&& memcmp (basename, lang_dir_names[i], strlen (lang_dir_names[i])) == 0)
|
||
{
|
||
/* It's in a language directory, set that language. */
|
||
bitmap = 1 << i;
|
||
return bitmap;
|
||
}
|
||
|
||
abort (); /* Should have found the language. */
|
||
}
|
||
|
||
/* If it's in any config-lang.in, then set for the languages
|
||
specified. */
|
||
|
||
bitmap = 0;
|
||
|
||
for (j = 0; j < NUM_LANG_FILES; j++)
|
||
{
|
||
if (!strcmp(input_file, lang_files[j]))
|
||
{
|
||
for (k = 0; k < NUM_BASE_FILES; k++)
|
||
{
|
||
if (!strcmp(lang_dir_names[k], langs_for_lang_files[j]))
|
||
bitmap |= (1 << k);
|
||
}
|
||
}
|
||
}
|
||
|
||
/* Otherwise, set all languages. */
|
||
if (!bitmap)
|
||
bitmap = (1 << NUM_BASE_FILES) - 1;
|
||
|
||
return bitmap;
|
||
}
|
||
|
||
/* An output file, suitable for definitions, that can see declarations
|
||
made in INPUT_FILE and is linked into every language that uses
|
||
INPUT_FILE. */
|
||
|
||
outf_p
|
||
get_output_file_with_visibility (input_file)
|
||
const char *input_file;
|
||
{
|
||
outf_p r;
|
||
size_t len;
|
||
const char *basename;
|
||
const char *for_name;
|
||
const char *output_name;
|
||
|
||
/* This can happen when we need a file with visibility on a
|
||
structure that we've never seen. We have to just hope that it's
|
||
globally visible. */
|
||
if (input_file == NULL)
|
||
input_file = "system.h";
|
||
|
||
/* Determine the output file name. */
|
||
basename = get_file_basename (input_file);
|
||
|
||
len = strlen (basename);
|
||
if ((len > 2 && memcmp (basename+len-2, ".c", 2) == 0)
|
||
|| (len > 2 && memcmp (basename+len-2, ".y", 2) == 0)
|
||
|| (len > 3 && memcmp (basename+len-3, ".in", 3) == 0))
|
||
{
|
||
char *s;
|
||
|
||
output_name = s = xasprintf ("gt-%s", basename);
|
||
for (; *s != '.'; s++)
|
||
if (! ISALNUM (*s) && *s != '-')
|
||
*s = '-';
|
||
memcpy (s, ".h", sizeof (".h"));
|
||
for_name = basename;
|
||
}
|
||
else if (strcmp (basename, "c-common.h") == 0)
|
||
output_name = "gt-c-common.h", for_name = "c-common.c";
|
||
else if (strcmp (basename, "c-tree.h") == 0)
|
||
output_name = "gt-c-decl.h", for_name = "c-decl.c";
|
||
else
|
||
{
|
||
size_t i;
|
||
|
||
for (i = 0; i < NUM_BASE_FILES; i++)
|
||
if (memcmp (basename, lang_dir_names[i], strlen (lang_dir_names[i])) == 0
|
||
&& basename[strlen(lang_dir_names[i])] == '/')
|
||
return base_files[i];
|
||
|
||
output_name = "gtype-desc.c";
|
||
for_name = NULL;
|
||
}
|
||
|
||
/* Look through to see if we've ever seen this output filename before. */
|
||
for (r = output_files; r; r = r->next)
|
||
if (strcmp (r->name, output_name) == 0)
|
||
return r;
|
||
|
||
/* If not, create it. */
|
||
r = create_file (for_name, output_name);
|
||
|
||
return r;
|
||
}
|
||
|
||
/* The name of an output file, suitable for definitions, that can see
|
||
declarations made in INPUT_FILE and is linked into every language
|
||
that uses INPUT_FILE. */
|
||
|
||
const char *
|
||
get_output_file_name (input_file)
|
||
const char *input_file;
|
||
{
|
||
return get_output_file_with_visibility (input_file)->name;
|
||
}
|
||
|
||
/* Copy the output to its final destination,
|
||
but don't unnecessarily change modification times. */
|
||
|
||
static void close_output_files PARAMS ((void));
|
||
|
||
static void
|
||
close_output_files ()
|
||
{
|
||
outf_p of;
|
||
|
||
for (of = output_files; of; of = of->next)
|
||
{
|
||
FILE * newfile;
|
||
|
||
newfile = fopen (of->name, "r");
|
||
if (newfile != NULL )
|
||
{
|
||
int no_write_p;
|
||
size_t i;
|
||
|
||
for (i = 0; i < of->bufused; i++)
|
||
{
|
||
int ch;
|
||
ch = fgetc (newfile);
|
||
if (ch == EOF || ch != (unsigned char) of->buf[i])
|
||
break;
|
||
}
|
||
no_write_p = i == of->bufused && fgetc (newfile) == EOF;
|
||
fclose (newfile);
|
||
|
||
if (no_write_p)
|
||
continue;
|
||
}
|
||
|
||
newfile = fopen (of->name, "w");
|
||
if (newfile == NULL)
|
||
{
|
||
perror ("opening output file");
|
||
exit (1);
|
||
}
|
||
if (fwrite (of->buf, 1, of->bufused, newfile) != of->bufused)
|
||
{
|
||
perror ("writing output file");
|
||
exit (1);
|
||
}
|
||
if (fclose (newfile) != 0)
|
||
{
|
||
perror ("closing output file");
|
||
exit (1);
|
||
}
|
||
}
|
||
}
|
||
|
||
struct flist {
|
||
struct flist *next;
|
||
int started_p;
|
||
const char *name;
|
||
outf_p f;
|
||
};
|
||
|
||
static void output_escaped_param PARAMS ((outf_p , const char *, const char *,
|
||
const char *, const char *,
|
||
struct fileloc *));
|
||
static void output_mangled_typename PARAMS ((outf_p, type_p));
|
||
static void write_gc_structure_fields
|
||
PARAMS ((outf_p , type_p, const char *, const char *, options_p,
|
||
int, struct fileloc *, lang_bitmap, type_p *));
|
||
static void write_gc_marker_routine_for_structure PARAMS ((type_p, type_p,
|
||
type_p *));
|
||
static void write_gc_types PARAMS ((type_p structures, type_p param_structs));
|
||
static void write_enum_defn PARAMS ((type_p structures, type_p param_structs));
|
||
static void put_mangled_filename PARAMS ((outf_p , const char *));
|
||
static void finish_root_table PARAMS ((struct flist *flp, const char *pfx,
|
||
const char *tname, const char *lastname,
|
||
const char *name));
|
||
static void write_gc_root PARAMS ((outf_p , pair_p, type_p, const char *, int,
|
||
struct fileloc *, const char *));
|
||
static void write_gc_roots PARAMS ((pair_p));
|
||
|
||
static int gc_counter;
|
||
|
||
/* Print PARAM to OF processing escapes. VAL references the current object,
|
||
PREV_VAL the object containing the current object, ONAME is the name
|
||
of the option and LINE is used to print error messages. */
|
||
|
||
static void
|
||
output_escaped_param (of, param, val, prev_val, oname, line)
|
||
outf_p of;
|
||
const char *param;
|
||
const char *val;
|
||
const char *prev_val;
|
||
const char *oname;
|
||
struct fileloc *line;
|
||
{
|
||
const char *p;
|
||
|
||
for (p = param; *p; p++)
|
||
if (*p != '%')
|
||
oprintf (of, "%c", *p);
|
||
else switch (*++p)
|
||
{
|
||
case 'h':
|
||
oprintf (of, "(%s)", val);
|
||
break;
|
||
case '0':
|
||
oprintf (of, "(*x)");
|
||
break;
|
||
case '1':
|
||
oprintf (of, "(%s)", prev_val);
|
||
break;
|
||
case 'a':
|
||
{
|
||
const char *pp = val + strlen (val);
|
||
while (pp[-1] == ']')
|
||
while (*pp != '[')
|
||
pp--;
|
||
oprintf (of, "%s", pp);
|
||
}
|
||
break;
|
||
default:
|
||
error_at_line (line, "`%s' option contains bad escape %c%c",
|
||
oname, '%', *p);
|
||
}
|
||
}
|
||
|
||
/* Print a mangled name representing T to OF. */
|
||
|
||
static void
|
||
output_mangled_typename (of, t)
|
||
outf_p of;
|
||
type_p t;
|
||
{
|
||
if (t == NULL)
|
||
oprintf (of, "Z");
|
||
else switch (t->kind)
|
||
{
|
||
case TYPE_POINTER:
|
||
oprintf (of, "P");
|
||
output_mangled_typename (of, t->u.p);
|
||
break;
|
||
case TYPE_SCALAR:
|
||
oprintf (of, "I");
|
||
break;
|
||
case TYPE_STRING:
|
||
oprintf (of, "S");
|
||
break;
|
||
case TYPE_STRUCT:
|
||
case TYPE_UNION:
|
||
case TYPE_LANG_STRUCT:
|
||
oprintf (of, "%lu%s", (unsigned long) strlen (t->u.s.tag), t->u.s.tag);
|
||
break;
|
||
case TYPE_PARAM_STRUCT:
|
||
{
|
||
int i;
|
||
for (i = 0; i < NUM_PARAM; i++)
|
||
if (t->u.param_struct.param[i] != NULL)
|
||
output_mangled_typename (of, t->u.param_struct.param[i]);
|
||
output_mangled_typename (of, t->u.param_struct.stru);
|
||
}
|
||
break;
|
||
case TYPE_ARRAY:
|
||
abort ();
|
||
}
|
||
}
|
||
|
||
/* Write out code to OF which marks the fields of S. VAL references
|
||
the current object, PREV_VAL the object containing the current
|
||
object, OPTS is a list of options to apply, INDENT is the current
|
||
indentation level, LINE is used to print error messages, BITMAP
|
||
indicates which languages to print the structure for, and PARAM is
|
||
the current parameter (from an enclosing param_is option). */
|
||
|
||
static void
|
||
write_gc_structure_fields (of, s, val, prev_val, opts, indent, line, bitmap,
|
||
param)
|
||
outf_p of;
|
||
type_p s;
|
||
const char *val;
|
||
const char *prev_val;
|
||
options_p opts;
|
||
int indent;
|
||
struct fileloc *line;
|
||
lang_bitmap bitmap;
|
||
type_p * param;
|
||
{
|
||
pair_p f;
|
||
int seen_default = 0;
|
||
|
||
if (! s->u.s.line.file)
|
||
error_at_line (line, "incomplete structure `%s'", s->u.s.tag);
|
||
else if ((s->u.s.bitmap & bitmap) != bitmap)
|
||
{
|
||
error_at_line (line, "structure defined for mismatching languages");
|
||
error_at_line (&s->u.s.line, "one structure defined here");
|
||
}
|
||
|
||
if (s->kind == TYPE_UNION)
|
||
{
|
||
const char *tagexpr = NULL;
|
||
options_p oo;
|
||
|
||
for (oo = opts; oo; oo = oo->next)
|
||
if (strcmp (oo->name, "desc") == 0)
|
||
tagexpr = (const char *)oo->info;
|
||
if (tagexpr == NULL)
|
||
{
|
||
tagexpr = "1";
|
||
error_at_line (line, "missing `desc' option");
|
||
}
|
||
|
||
oprintf (of, "%*sswitch (", indent, "");
|
||
output_escaped_param (of, tagexpr, val, prev_val, "desc", line);
|
||
oprintf (of, ")\n");
|
||
indent += 2;
|
||
oprintf (of, "%*s{\n", indent, "");
|
||
}
|
||
|
||
for (f = s->u.s.fields; f; f = f->next)
|
||
{
|
||
const char *tagid = NULL;
|
||
const char *length = NULL;
|
||
int skip_p = 0;
|
||
int default_p = 0;
|
||
int maybe_undef_p = 0;
|
||
int use_param_num = -1;
|
||
int use_params_p = 0;
|
||
int needs_cast_p = 0;
|
||
options_p oo;
|
||
type_p t = f->type;
|
||
const char *dot = ".";
|
||
|
||
for (oo = f->opt; oo; oo = oo->next)
|
||
if (strcmp (oo->name, "length") == 0)
|
||
length = (const char *)oo->info;
|
||
else if (strcmp (oo->name, "maybe_undef") == 0)
|
||
maybe_undef_p = 1;
|
||
else if (strcmp (oo->name, "tag") == 0)
|
||
tagid = (const char *)oo->info;
|
||
else if (strcmp (oo->name, "special") == 0)
|
||
;
|
||
else if (strcmp (oo->name, "skip") == 0)
|
||
skip_p = 1;
|
||
else if (strcmp (oo->name, "default") == 0)
|
||
default_p = 1;
|
||
else if (strcmp (oo->name, "desc") == 0)
|
||
;
|
||
else if (strcmp (oo->name, "descbits") == 0)
|
||
;
|
||
else if (strcmp (oo->name, "param_is") == 0)
|
||
;
|
||
else if (strncmp (oo->name, "use_param", 9) == 0
|
||
&& (oo->name[9] == '\0' || ISDIGIT (oo->name[9])))
|
||
use_param_num = oo->name[9] == '\0' ? 0 : oo->name[9] - '0';
|
||
else if (strcmp (oo->name, "use_params") == 0)
|
||
use_params_p = 1;
|
||
else if (strcmp (oo->name, "dot") == 0)
|
||
dot = (const char *)oo->info;
|
||
else
|
||
error_at_line (&f->line, "unknown field option `%s'\n", oo->name);
|
||
|
||
if (skip_p)
|
||
continue;
|
||
|
||
if (use_params_p)
|
||
{
|
||
int pointer_p = t->kind == TYPE_POINTER;
|
||
|
||
if (pointer_p)
|
||
t = t->u.p;
|
||
t = find_param_structure (t, param);
|
||
if (pointer_p)
|
||
t = create_pointer (t);
|
||
}
|
||
|
||
if (use_param_num != -1)
|
||
{
|
||
if (param != NULL && param[use_param_num] != NULL)
|
||
{
|
||
type_p nt = param[use_param_num];
|
||
|
||
if (t->kind == TYPE_ARRAY)
|
||
nt = create_array (nt, t->u.a.len);
|
||
else if (length != NULL && t->kind == TYPE_POINTER)
|
||
nt = create_pointer (nt);
|
||
needs_cast_p = (t->kind != TYPE_POINTER
|
||
&& nt->kind == TYPE_POINTER);
|
||
t = nt;
|
||
}
|
||
else if (s->kind != TYPE_UNION)
|
||
error_at_line (&f->line, "no parameter defined");
|
||
}
|
||
|
||
if (t->kind == TYPE_SCALAR
|
||
|| (t->kind == TYPE_ARRAY
|
||
&& t->u.a.p->kind == TYPE_SCALAR))
|
||
continue;
|
||
|
||
seen_default |= default_p;
|
||
|
||
if (maybe_undef_p
|
||
&& (t->kind != TYPE_POINTER
|
||
|| t->u.p->kind != TYPE_STRUCT))
|
||
error_at_line (&f->line,
|
||
"field `%s' has invalid option `maybe_undef_p'\n",
|
||
f->name);
|
||
if (s->kind == TYPE_UNION)
|
||
{
|
||
if (tagid)
|
||
{
|
||
oprintf (of, "%*scase %s:\n", indent, "", tagid);
|
||
|
||
}
|
||
else if (default_p)
|
||
{
|
||
oprintf (of, "%*sdefault:\n", indent, "");
|
||
}
|
||
else
|
||
{
|
||
error_at_line (&f->line, "field `%s' has no tag", f->name);
|
||
continue;
|
||
}
|
||
indent += 2;
|
||
}
|
||
|
||
switch (t->kind)
|
||
{
|
||
case TYPE_STRING:
|
||
/* Do nothing; strings go in the string pool. */
|
||
break;
|
||
|
||
case TYPE_LANG_STRUCT:
|
||
{
|
||
type_p ti;
|
||
for (ti = t->u.s.lang_struct; ti; ti = ti->next)
|
||
if (ti->u.s.bitmap & bitmap)
|
||
{
|
||
t = ti;
|
||
break;
|
||
}
|
||
if (ti == NULL)
|
||
{
|
||
error_at_line (&f->line,
|
||
"structure not defined for this language");
|
||
break;
|
||
}
|
||
}
|
||
/* Fall through... */
|
||
case TYPE_STRUCT:
|
||
case TYPE_UNION:
|
||
{
|
||
char *newval;
|
||
|
||
newval = xasprintf ("%s%s%s", val, dot, f->name);
|
||
write_gc_structure_fields (of, t, newval, val, f->opt, indent,
|
||
&f->line, bitmap, param);
|
||
free (newval);
|
||
break;
|
||
}
|
||
|
||
case TYPE_POINTER:
|
||
if (! length)
|
||
{
|
||
if (maybe_undef_p
|
||
&& t->u.p->u.s.line.file == NULL)
|
||
oprintf (of, "%*sif (%s%s%s) abort();\n", indent, "",
|
||
val, dot, f->name);
|
||
else if (UNION_OR_STRUCT_P (t->u.p)
|
||
|| t->u.p->kind == TYPE_PARAM_STRUCT)
|
||
{
|
||
oprintf (of, "%*sgt_ggc_m_", indent, "");
|
||
output_mangled_typename (of, t->u.p);
|
||
oprintf (of, " (");
|
||
if (needs_cast_p)
|
||
oprintf (of, "(%s %s *)",
|
||
UNION_P (t->u.p) ? "union" : "struct",
|
||
t->u.p->u.s.tag);
|
||
oprintf (of, "%s%s%s);\n", val, dot, f->name);
|
||
}
|
||
else
|
||
error_at_line (&f->line, "field `%s' is pointer to scalar",
|
||
f->name);
|
||
break;
|
||
}
|
||
else if (t->u.p->kind == TYPE_SCALAR
|
||
|| t->u.p->kind == TYPE_STRING)
|
||
oprintf (of, "%*sggc_mark (%s%s%s);\n", indent, "",
|
||
val, dot, f->name);
|
||
else
|
||
{
|
||
int loopcounter = ++gc_counter;
|
||
|
||
oprintf (of, "%*sif (%s%s%s != NULL) {\n", indent, "",
|
||
val, dot, f->name);
|
||
indent += 2;
|
||
oprintf (of, "%*ssize_t i%d;\n", indent, "", loopcounter);
|
||
oprintf (of, "%*sggc_set_mark (%s%s%s);\n", indent, "",
|
||
val, dot, f->name);
|
||
oprintf (of, "%*sfor (i%d = 0; i%d < (size_t)(", indent, "",
|
||
loopcounter, loopcounter);
|
||
output_escaped_param (of, length, val, prev_val, "length", line);
|
||
oprintf (of, "); i%d++) {\n", loopcounter);
|
||
indent += 2;
|
||
switch (t->u.p->kind)
|
||
{
|
||
case TYPE_STRUCT:
|
||
case TYPE_UNION:
|
||
{
|
||
char *newval;
|
||
|
||
newval = xasprintf ("%s%s%s[i%d]", val, dot, f->name,
|
||
loopcounter);
|
||
write_gc_structure_fields (of, t->u.p, newval, val,
|
||
f->opt, indent, &f->line,
|
||
bitmap, param);
|
||
free (newval);
|
||
break;
|
||
}
|
||
case TYPE_POINTER:
|
||
if (UNION_OR_STRUCT_P (t->u.p->u.p)
|
||
|| t->u.p->u.p->kind == TYPE_PARAM_STRUCT)
|
||
{
|
||
oprintf (of, "%*sgt_ggc_m_", indent, "");
|
||
output_mangled_typename (of, t->u.p->u.p);
|
||
oprintf (of, " (%s%s%s[i%d]);\n", val, dot, f->name,
|
||
loopcounter);
|
||
}
|
||
else
|
||
error_at_line (&f->line,
|
||
"field `%s' is array of pointer to scalar",
|
||
f->name);
|
||
break;
|
||
default:
|
||
error_at_line (&f->line,
|
||
"field `%s' is array of unimplemented type",
|
||
f->name);
|
||
break;
|
||
}
|
||
indent -= 2;
|
||
oprintf (of, "%*s}\n", indent, "");
|
||
indent -= 2;
|
||
oprintf (of, "%*s}\n", indent, "");
|
||
}
|
||
break;
|
||
|
||
case TYPE_ARRAY:
|
||
{
|
||
int loopcounter = ++gc_counter;
|
||
type_p ta;
|
||
int i;
|
||
|
||
if (! length &&
|
||
(strcmp (t->u.a.len, "0") == 0
|
||
|| strcmp (t->u.a.len, "1") == 0))
|
||
error_at_line (&f->line,
|
||
"field `%s' is array of size %s",
|
||
f->name, t->u.a.len);
|
||
|
||
/* Arrays of scalars can be ignored. */
|
||
for (ta = t; ta->kind == TYPE_ARRAY; ta = ta->u.a.p)
|
||
;
|
||
if (ta->kind == TYPE_SCALAR
|
||
|| ta->kind == TYPE_STRING)
|
||
break;
|
||
|
||
oprintf (of, "%*s{\n", indent, "");
|
||
indent += 2;
|
||
|
||
for (ta = t, i = 0; ta->kind == TYPE_ARRAY; ta = ta->u.a.p, i++)
|
||
{
|
||
oprintf (of, "%*ssize_t i%d_%d;\n",
|
||
indent, "", loopcounter, i);
|
||
oprintf (of, "%*sconst size_t ilimit%d_%d = (",
|
||
indent, "", loopcounter, i);
|
||
if (i == 0 && length != NULL)
|
||
output_escaped_param (of, length, val, prev_val,
|
||
"length", line);
|
||
else
|
||
oprintf (of, "%s", ta->u.a.len);
|
||
oprintf (of, ");\n");
|
||
}
|
||
|
||
for (ta = t, i = 0; ta->kind == TYPE_ARRAY; ta = ta->u.a.p, i++)
|
||
{
|
||
oprintf (of,
|
||
"%*sfor (i%d_%d = 0; i%d_%d < ilimit%d_%d; i%d_%d++) {\n",
|
||
indent, "", loopcounter, i, loopcounter, i,
|
||
loopcounter, i, loopcounter, i);
|
||
indent += 2;
|
||
}
|
||
|
||
if (ta->kind == TYPE_POINTER
|
||
&& (UNION_OR_STRUCT_P (ta->u.p)
|
||
|| ta->u.p->kind == TYPE_PARAM_STRUCT))
|
||
{
|
||
oprintf (of, "%*sgt_ggc_m_", indent, "");
|
||
output_mangled_typename (of, ta->u.p);
|
||
oprintf (of, " (%s%s%s", val, dot, f->name);
|
||
for (ta = t, i = 0;
|
||
ta->kind == TYPE_ARRAY;
|
||
ta = ta->u.a.p, i++)
|
||
oprintf (of, "[i%d_%d]", loopcounter, i);
|
||
oprintf (of, ");\n");
|
||
}
|
||
else if (ta->kind == TYPE_STRUCT || ta->kind == TYPE_UNION)
|
||
{
|
||
char *newval;
|
||
int len;
|
||
|
||
len = strlen (val) + strlen (f->name) + 2;
|
||
for (ta = t; ta->kind == TYPE_ARRAY; ta = ta->u.a.p)
|
||
len += sizeof ("[i_]") + 2*6;
|
||
|
||
newval = xmalloc (len);
|
||
sprintf (newval, "%s%s%s", val, dot, f->name);
|
||
for (ta = t, i = 0;
|
||
ta->kind == TYPE_ARRAY;
|
||
ta = ta->u.a.p, i++)
|
||
sprintf (newval + strlen (newval), "[i%d_%d]",
|
||
loopcounter, i);
|
||
write_gc_structure_fields (of, t->u.p, newval, val,
|
||
f->opt, indent, &f->line, bitmap,
|
||
param);
|
||
free (newval);
|
||
}
|
||
else if (ta->kind == TYPE_POINTER && ta->u.p->kind == TYPE_SCALAR
|
||
&& use_param_num != -1 && param == NULL)
|
||
oprintf (of, "%*sabort();\n", indent, "");
|
||
else
|
||
error_at_line (&f->line,
|
||
"field `%s' is array of unimplemented type",
|
||
f->name);
|
||
for (ta = t, i = 0; ta->kind == TYPE_ARRAY; ta = ta->u.a.p, i++)
|
||
{
|
||
indent -= 2;
|
||
oprintf (of, "%*s}\n", indent, "");
|
||
}
|
||
|
||
indent -= 2;
|
||
oprintf (of, "%*s}\n", indent, "");
|
||
break;
|
||
}
|
||
|
||
default:
|
||
error_at_line (&f->line,
|
||
"field `%s' is unimplemented type",
|
||
f->name);
|
||
break;
|
||
}
|
||
|
||
if (s->kind == TYPE_UNION)
|
||
{
|
||
oprintf (of, "%*sbreak;\n", indent, "");
|
||
indent -= 2;
|
||
}
|
||
}
|
||
if (s->kind == TYPE_UNION)
|
||
{
|
||
if (! seen_default)
|
||
{
|
||
oprintf (of, "%*sdefault:\n", indent, "");
|
||
oprintf (of, "%*s break;\n", indent, "");
|
||
}
|
||
oprintf (of, "%*s}\n", indent, "");
|
||
indent -= 2;
|
||
}
|
||
}
|
||
|
||
/* Write out a marker routine for S. PARAM is the parameter from an
|
||
enclosing PARAM_IS option. */
|
||
|
||
static void
|
||
write_gc_marker_routine_for_structure (orig_s, s, param)
|
||
type_p orig_s;
|
||
type_p s;
|
||
type_p * param;
|
||
{
|
||
outf_p f;
|
||
const char *fn = s->u.s.line.file;
|
||
int i;
|
||
const char *chain_next = NULL;
|
||
const char *chain_prev = NULL;
|
||
options_p opt;
|
||
|
||
/* This is a hack, and not the good kind either. */
|
||
for (i = NUM_PARAM - 1; i >= 0; i--)
|
||
if (param && param[i] && param[i]->kind == TYPE_POINTER
|
||
&& UNION_OR_STRUCT_P (param[i]->u.p))
|
||
fn = param[i]->u.p->u.s.line.file;
|
||
|
||
f = get_output_file_with_visibility (fn);
|
||
|
||
for (opt = s->u.s.opt; opt; opt = opt->next)
|
||
if (strcmp (opt->name, "chain_next") == 0)
|
||
chain_next = (const char *) opt->info;
|
||
else if (strcmp (opt->name, "chain_prev") == 0)
|
||
chain_prev = (const char *) opt->info;
|
||
|
||
if (chain_prev != NULL && chain_next == NULL)
|
||
error_at_line (&s->u.s.line, "chain_prev without chain_next");
|
||
|
||
oprintf (f, "\n");
|
||
oprintf (f, "void\n");
|
||
if (param == NULL)
|
||
oprintf (f, "gt_ggc_mx_%s", s->u.s.tag);
|
||
else
|
||
{
|
||
oprintf (f, "gt_ggc_m_");
|
||
output_mangled_typename (f, orig_s);
|
||
}
|
||
oprintf (f, " (x_p)\n");
|
||
oprintf (f, " void *x_p;\n");
|
||
oprintf (f, "{\n");
|
||
oprintf (f, " %s %s * %sx = (%s %s *)x_p;\n",
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag,
|
||
chain_next == NULL ? "const " : "",
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag);
|
||
if (chain_next != NULL)
|
||
oprintf (f, " %s %s * xlimit = x;\n",
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag);
|
||
if (chain_next == NULL)
|
||
oprintf (f, " if (ggc_test_and_set_mark (x))\n");
|
||
else
|
||
{
|
||
oprintf (f, " while (ggc_test_and_set_mark (xlimit))\n");
|
||
oprintf (f, " xlimit = (");
|
||
output_escaped_param (f, chain_next, "*xlimit", "*xlimit",
|
||
"chain_next", &s->u.s.line);
|
||
oprintf (f, ");\n");
|
||
if (chain_prev != NULL)
|
||
{
|
||
oprintf (f, " if (x != xlimit)\n");
|
||
oprintf (f, " for (;;)\n");
|
||
oprintf (f, " {\n");
|
||
oprintf (f, " %s %s * const xprev = (",
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag);
|
||
output_escaped_param (f, chain_prev, "*x", "*x",
|
||
"chain_prev", &s->u.s.line);
|
||
oprintf (f, ");\n");
|
||
oprintf (f, " if (xprev == NULL) break;\n");
|
||
oprintf (f, " x = xprev;\n");
|
||
oprintf (f, " ggc_set_mark (xprev);\n");
|
||
oprintf (f, " }\n");
|
||
}
|
||
oprintf (f, " while (x != xlimit)\n");
|
||
}
|
||
oprintf (f, " {\n");
|
||
|
||
gc_counter = 0;
|
||
write_gc_structure_fields (f, s, "(*x)", "not valid postage",
|
||
s->u.s.opt, 6, &s->u.s.line, s->u.s.bitmap,
|
||
param);
|
||
|
||
if (chain_next != NULL)
|
||
{
|
||
oprintf (f, " x = (");
|
||
output_escaped_param (f, chain_next, "*x", "*x",
|
||
"chain_next", &s->u.s.line);
|
||
oprintf (f, ");\n");
|
||
}
|
||
|
||
oprintf (f, " }\n");
|
||
oprintf (f, "}\n");
|
||
}
|
||
|
||
/* Write out marker routines for STRUCTURES and PARAM_STRUCTS. */
|
||
|
||
static void
|
||
write_gc_types (structures, param_structs)
|
||
type_p structures;
|
||
type_p param_structs;
|
||
{
|
||
type_p s;
|
||
|
||
oprintf (header_file, "\n/* GC marker procedures. */\n");
|
||
for (s = structures; s; s = s->next)
|
||
if (s->gc_used == GC_POINTED_TO
|
||
|| s->gc_used == GC_MAYBE_POINTED_TO)
|
||
{
|
||
options_p opt;
|
||
|
||
if (s->gc_used == GC_MAYBE_POINTED_TO
|
||
&& s->u.s.line.file == NULL)
|
||
continue;
|
||
|
||
oprintf (header_file, "#define gt_ggc_m_");
|
||
output_mangled_typename (header_file, s);
|
||
oprintf (header_file, "(X) do { \\\n");
|
||
oprintf (header_file,
|
||
" if (X != NULL) gt_ggc_mx_%s (X);\\\n", s->u.s.tag);
|
||
oprintf (header_file,
|
||
" } while (0)\n");
|
||
|
||
for (opt = s->u.s.opt; opt; opt = opt->next)
|
||
if (strcmp (opt->name, "ptr_alias") == 0)
|
||
{
|
||
type_p t = (type_p) opt->info;
|
||
if (t->kind == TYPE_STRUCT
|
||
|| t->kind == TYPE_UNION
|
||
|| t->kind == TYPE_LANG_STRUCT)
|
||
oprintf (header_file,
|
||
"#define gt_ggc_mx_%s gt_ggc_mx_%s\n",
|
||
s->u.s.tag, t->u.s.tag);
|
||
else
|
||
error_at_line (&s->u.s.line,
|
||
"structure alias is not a structure");
|
||
break;
|
||
}
|
||
if (opt)
|
||
continue;
|
||
|
||
/* Declare the marker procedure only once. */
|
||
oprintf (header_file,
|
||
"extern void gt_ggc_mx_%s PARAMS ((void *));\n",
|
||
s->u.s.tag);
|
||
|
||
if (s->u.s.line.file == NULL)
|
||
{
|
||
fprintf (stderr, "warning: structure `%s' used but not defined\n",
|
||
s->u.s.tag);
|
||
continue;
|
||
}
|
||
|
||
if (s->kind == TYPE_LANG_STRUCT)
|
||
{
|
||
type_p ss;
|
||
for (ss = s->u.s.lang_struct; ss; ss = ss->next)
|
||
write_gc_marker_routine_for_structure (s, ss, NULL);
|
||
}
|
||
else
|
||
write_gc_marker_routine_for_structure (s, s, NULL);
|
||
}
|
||
|
||
for (s = param_structs; s; s = s->next)
|
||
if (s->gc_used == GC_POINTED_TO)
|
||
{
|
||
type_p * param = s->u.param_struct.param;
|
||
type_p stru = s->u.param_struct.stru;
|
||
|
||
/* Declare the marker procedure. */
|
||
oprintf (header_file, "extern void gt_ggc_m_");
|
||
output_mangled_typename (header_file, s);
|
||
oprintf (header_file, " PARAMS ((void *));\n");
|
||
|
||
if (stru->u.s.line.file == NULL)
|
||
{
|
||
fprintf (stderr, "warning: structure `%s' used but not defined\n",
|
||
s->u.s.tag);
|
||
continue;
|
||
}
|
||
|
||
if (stru->kind == TYPE_LANG_STRUCT)
|
||
{
|
||
type_p ss;
|
||
for (ss = stru->u.s.lang_struct; ss; ss = ss->next)
|
||
write_gc_marker_routine_for_structure (s, ss, param);
|
||
}
|
||
else
|
||
write_gc_marker_routine_for_structure (s, stru, param);
|
||
}
|
||
}
|
||
|
||
/* Write out the 'enum' definition for gt_types_enum. */
|
||
|
||
static void
|
||
write_enum_defn (structures, param_structs)
|
||
type_p structures;
|
||
type_p param_structs;
|
||
{
|
||
type_p s;
|
||
|
||
oprintf (header_file, "\n/* Enumeration of types known. */\n");
|
||
oprintf (header_file, "enum gt_types_enum {\n");
|
||
for (s = structures; s; s = s->next)
|
||
if (s->gc_used == GC_POINTED_TO
|
||
|| s->gc_used == GC_MAYBE_POINTED_TO)
|
||
{
|
||
if (s->gc_used == GC_MAYBE_POINTED_TO
|
||
&& s->u.s.line.file == NULL)
|
||
continue;
|
||
|
||
oprintf (header_file, " gt_ggc_e_");
|
||
output_mangled_typename (header_file, s);
|
||
oprintf (header_file, ", \n");
|
||
}
|
||
for (s = param_structs; s; s = s->next)
|
||
if (s->gc_used == GC_POINTED_TO)
|
||
{
|
||
oprintf (header_file, " gt_e_");
|
||
output_mangled_typename (header_file, s);
|
||
oprintf (header_file, ", \n");
|
||
}
|
||
oprintf (header_file, " gt_types_enum_last\n");
|
||
oprintf (header_file, "};\n");
|
||
}
|
||
|
||
|
||
/* Mangle FN and print it to F. */
|
||
|
||
static void
|
||
put_mangled_filename (f, fn)
|
||
outf_p f;
|
||
const char *fn;
|
||
{
|
||
const char *name = get_output_file_name (fn);
|
||
for (; *name != 0; name++)
|
||
if (ISALNUM (*name))
|
||
oprintf (f, "%c", *name);
|
||
else
|
||
oprintf (f, "%c", '_');
|
||
}
|
||
|
||
/* Finish off the currently-created root tables in FLP. PFX, TNAME,
|
||
LASTNAME, and NAME are all strings to insert in various places in
|
||
the resulting code. */
|
||
|
||
static void
|
||
finish_root_table (flp, pfx, lastname, tname, name)
|
||
struct flist *flp;
|
||
const char *pfx;
|
||
const char *tname;
|
||
const char *lastname;
|
||
const char *name;
|
||
{
|
||
struct flist *fli2;
|
||
unsigned started_bitmap = 0;
|
||
|
||
for (fli2 = flp; fli2; fli2 = fli2->next)
|
||
if (fli2->started_p)
|
||
{
|
||
oprintf (fli2->f, " %s\n", lastname);
|
||
oprintf (fli2->f, "};\n\n");
|
||
}
|
||
|
||
for (fli2 = flp; fli2; fli2 = fli2->next)
|
||
if (fli2->started_p)
|
||
{
|
||
lang_bitmap bitmap = get_base_file_bitmap (fli2->name);
|
||
int fnum;
|
||
|
||
for (fnum = 0; bitmap != 0; fnum++, bitmap >>= 1)
|
||
if (bitmap & 1)
|
||
{
|
||
oprintf (base_files[fnum],
|
||
"extern const struct %s gt_ggc_%s_",
|
||
tname, pfx);
|
||
put_mangled_filename (base_files[fnum], fli2->name);
|
||
oprintf (base_files[fnum], "[];\n");
|
||
}
|
||
}
|
||
|
||
for (fli2 = flp; fli2; fli2 = fli2->next)
|
||
if (fli2->started_p)
|
||
{
|
||
lang_bitmap bitmap = get_base_file_bitmap (fli2->name);
|
||
int fnum;
|
||
|
||
fli2->started_p = 0;
|
||
|
||
for (fnum = 0; bitmap != 0; fnum++, bitmap >>= 1)
|
||
if (bitmap & 1)
|
||
{
|
||
if (! (started_bitmap & (1 << fnum)))
|
||
{
|
||
oprintf (base_files [fnum],
|
||
"const struct %s * const %s[] = {\n",
|
||
tname, name);
|
||
started_bitmap |= 1 << fnum;
|
||
}
|
||
oprintf (base_files[fnum], " gt_ggc_%s_", pfx);
|
||
put_mangled_filename (base_files[fnum], fli2->name);
|
||
oprintf (base_files[fnum], ",\n");
|
||
}
|
||
}
|
||
|
||
{
|
||
unsigned bitmap;
|
||
int fnum;
|
||
|
||
for (bitmap = started_bitmap, fnum = 0; bitmap != 0; fnum++, bitmap >>= 1)
|
||
if (bitmap & 1)
|
||
{
|
||
oprintf (base_files[fnum], " NULL\n");
|
||
oprintf (base_files[fnum], "};\n");
|
||
}
|
||
}
|
||
}
|
||
|
||
/* Write out to F the table entry and any marker routines needed to
|
||
mark NAME as TYPE. The original variable is V, at LINE.
|
||
HAS_LENGTH is nonzero iff V was a variable-length array. IF_MARKED
|
||
is nonzero iff we are building the root table for hash table caches. */
|
||
|
||
static void
|
||
write_gc_root (f, v, type, name, has_length, line, if_marked)
|
||
outf_p f;
|
||
pair_p v;
|
||
type_p type;
|
||
const char *name;
|
||
int has_length;
|
||
struct fileloc *line;
|
||
const char *if_marked;
|
||
{
|
||
switch (type->kind)
|
||
{
|
||
case TYPE_STRUCT:
|
||
{
|
||
pair_p fld;
|
||
for (fld = type->u.s.fields; fld; fld = fld->next)
|
||
{
|
||
int skip_p = 0;
|
||
const char *desc = NULL;
|
||
options_p o;
|
||
|
||
for (o = fld->opt; o; o = o->next)
|
||
if (strcmp (o->name, "skip") == 0)
|
||
skip_p = 1;
|
||
else if (strcmp (o->name, "desc") == 0)
|
||
desc = (const char *)o->info;
|
||
else
|
||
error_at_line (line,
|
||
"field `%s' of global `%s' has unknown option `%s'",
|
||
fld->name, name, o->name);
|
||
|
||
if (skip_p)
|
||
continue;
|
||
else if (desc && fld->type->kind == TYPE_UNION)
|
||
{
|
||
pair_p validf = NULL;
|
||
pair_p ufld;
|
||
|
||
for (ufld = fld->type->u.s.fields; ufld; ufld = ufld->next)
|
||
{
|
||
const char *tag = NULL;
|
||
options_p oo;
|
||
|
||
for (oo = ufld->opt; oo; oo = oo->next)
|
||
if (strcmp (oo->name, "tag") == 0)
|
||
tag = (const char *)oo->info;
|
||
if (tag == NULL || strcmp (tag, desc) != 0)
|
||
continue;
|
||
if (validf != NULL)
|
||
error_at_line (line,
|
||
"both `%s.%s.%s' and `%s.%s.%s' have tag `%s'",
|
||
name, fld->name, validf->name,
|
||
name, fld->name, ufld->name,
|
||
tag);
|
||
validf = ufld;
|
||
}
|
||
if (validf != NULL)
|
||
{
|
||
char *newname;
|
||
newname = xasprintf ("%s.%s.%s",
|
||
name, fld->name, validf->name);
|
||
write_gc_root (f, v, validf->type, newname, 0, line,
|
||
if_marked);
|
||
free (newname);
|
||
}
|
||
}
|
||
else if (desc)
|
||
error_at_line (line,
|
||
"global `%s.%s' has `desc' option but is not union",
|
||
name, fld->name);
|
||
else
|
||
{
|
||
char *newname;
|
||
newname = xasprintf ("%s.%s", name, fld->name);
|
||
write_gc_root (f, v, fld->type, newname, 0, line, if_marked);
|
||
free (newname);
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
|
||
case TYPE_ARRAY:
|
||
{
|
||
char *newname;
|
||
newname = xasprintf ("%s[0]", name);
|
||
write_gc_root (f, v, type->u.a.p, newname, has_length, line, if_marked);
|
||
free (newname);
|
||
}
|
||
break;
|
||
|
||
case TYPE_POINTER:
|
||
{
|
||
type_p ap, tp;
|
||
|
||
oprintf (f, " {\n");
|
||
oprintf (f, " &%s,\n", name);
|
||
oprintf (f, " 1");
|
||
|
||
for (ap = v->type; ap->kind == TYPE_ARRAY; ap = ap->u.a.p)
|
||
if (ap->u.a.len[0])
|
||
oprintf (f, " * (%s)", ap->u.a.len);
|
||
else if (ap == v->type)
|
||
oprintf (f, " * ARRAY_SIZE (%s)", v->name);
|
||
oprintf (f, ",\n");
|
||
oprintf (f, " sizeof (%s", v->name);
|
||
for (ap = v->type; ap->kind == TYPE_ARRAY; ap = ap->u.a.p)
|
||
oprintf (f, "[0]");
|
||
oprintf (f, "),\n");
|
||
|
||
tp = type->u.p;
|
||
|
||
if (! has_length && UNION_OR_STRUCT_P (tp))
|
||
{
|
||
oprintf (f, " >_ggc_mx_%s\n", tp->u.s.tag);
|
||
}
|
||
else if (! has_length && tp->kind == TYPE_PARAM_STRUCT)
|
||
{
|
||
oprintf (f, " >_ggc_m_");
|
||
output_mangled_typename (f, tp);
|
||
}
|
||
else if (has_length
|
||
&& (tp->kind == TYPE_POINTER || UNION_OR_STRUCT_P (tp)))
|
||
{
|
||
oprintf (f, " >_ggc_ma_%s", name);
|
||
}
|
||
else
|
||
{
|
||
error_at_line (line,
|
||
"global `%s' is pointer to unimplemented type",
|
||
name);
|
||
}
|
||
if (if_marked)
|
||
oprintf (f, ",\n &%s", if_marked);
|
||
oprintf (f, "\n },\n");
|
||
}
|
||
break;
|
||
|
||
case TYPE_SCALAR:
|
||
case TYPE_STRING:
|
||
break;
|
||
|
||
default:
|
||
error_at_line (line,
|
||
"global `%s' is unimplemented type",
|
||
name);
|
||
}
|
||
}
|
||
|
||
/* Output a table describing the locations and types of VARIABLES. */
|
||
|
||
static void
|
||
write_gc_roots (variables)
|
||
pair_p variables;
|
||
{
|
||
pair_p v;
|
||
struct flist *flp = NULL;
|
||
|
||
for (v = variables; v; v = v->next)
|
||
{
|
||
outf_p f = get_output_file_with_visibility (v->line.file);
|
||
struct flist *fli;
|
||
const char *length = NULL;
|
||
int deletable_p = 0;
|
||
options_p o;
|
||
|
||
for (o = v->opt; o; o = o->next)
|
||
if (strcmp (o->name, "length") == 0)
|
||
length = (const char *)o->info;
|
||
else if (strcmp (o->name, "deletable") == 0)
|
||
deletable_p = 1;
|
||
else if (strcmp (o->name, "param_is") == 0)
|
||
;
|
||
else if (strncmp (o->name, "param", 5) == 0
|
||
&& ISDIGIT (o->name[5])
|
||
&& strcmp (o->name + 6, "_is") == 0)
|
||
;
|
||
else if (strcmp (o->name, "if_marked") == 0)
|
||
;
|
||
else
|
||
error_at_line (&v->line,
|
||
"global `%s' has unknown option `%s'",
|
||
v->name, o->name);
|
||
|
||
for (fli = flp; fli; fli = fli->next)
|
||
if (fli->f == f)
|
||
break;
|
||
if (fli == NULL)
|
||
{
|
||
fli = xmalloc (sizeof (*fli));
|
||
fli->f = f;
|
||
fli->next = flp;
|
||
fli->started_p = 0;
|
||
fli->name = v->line.file;
|
||
flp = fli;
|
||
|
||
oprintf (f, "\n/* GC roots. */\n\n");
|
||
}
|
||
|
||
if (! deletable_p
|
||
&& length
|
||
&& v->type->kind == TYPE_POINTER
|
||
&& (v->type->u.p->kind == TYPE_POINTER
|
||
|| v->type->u.p->kind == TYPE_STRUCT))
|
||
{
|
||
oprintf (f, "static void gt_ggc_ma_%s PARAMS ((void *));\n",
|
||
v->name);
|
||
oprintf (f, "static void\ngt_ggc_ma_%s (x_p)\n void *x_p;\n",
|
||
v->name);
|
||
oprintf (f, "{\n");
|
||
oprintf (f, " size_t i;\n");
|
||
|
||
if (v->type->u.p->kind == TYPE_POINTER)
|
||
{
|
||
type_p s = v->type->u.p->u.p;
|
||
|
||
oprintf (f, " %s %s ** const x = (%s %s **)x_p;\n",
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag,
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag);
|
||
oprintf (f, " if (ggc_test_and_set_mark (x))\n");
|
||
oprintf (f, " for (i = 0; i < (%s); i++)\n", length);
|
||
if (! UNION_OR_STRUCT_P (s)
|
||
&& ! s->kind == TYPE_PARAM_STRUCT)
|
||
{
|
||
error_at_line (&v->line,
|
||
"global `%s' has unsupported ** type",
|
||
v->name);
|
||
continue;
|
||
}
|
||
|
||
oprintf (f, " gt_ggc_m_");
|
||
output_mangled_typename (f, s);
|
||
oprintf (f, " (x[i]);\n");
|
||
}
|
||
else
|
||
{
|
||
type_p s = v->type->u.p;
|
||
|
||
oprintf (f, " %s %s * const x = (%s %s *)x_p;\n",
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag,
|
||
s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag);
|
||
oprintf (f, " if (ggc_test_and_set_mark (x))\n");
|
||
oprintf (f, " for (i = 0; i < (%s); i++)\n", length);
|
||
oprintf (f, " {\n");
|
||
write_gc_structure_fields (f, s, "x[i]", "x[i]",
|
||
v->opt, 8, &v->line, s->u.s.bitmap,
|
||
NULL);
|
||
oprintf (f, " }\n");
|
||
}
|
||
|
||
oprintf (f, "}\n\n");
|
||
}
|
||
}
|
||
|
||
for (v = variables; v; v = v->next)
|
||
{
|
||
outf_p f = get_output_file_with_visibility (v->line.file);
|
||
struct flist *fli;
|
||
int skip_p = 0;
|
||
int length_p = 0;
|
||
options_p o;
|
||
|
||
for (o = v->opt; o; o = o->next)
|
||
if (strcmp (o->name, "length") == 0)
|
||
length_p = 1;
|
||
else if (strcmp (o->name, "deletable") == 0
|
||
|| strcmp (o->name, "if_marked") == 0)
|
||
skip_p = 1;
|
||
|
||
if (skip_p)
|
||
continue;
|
||
|
||
for (fli = flp; fli; fli = fli->next)
|
||
if (fli->f == f)
|
||
break;
|
||
if (! fli->started_p)
|
||
{
|
||
fli->started_p = 1;
|
||
|
||
oprintf (f, "const struct ggc_root_tab gt_ggc_r_");
|
||
put_mangled_filename (f, v->line.file);
|
||
oprintf (f, "[] = {\n");
|
||
}
|
||
|
||
write_gc_root (f, v, v->type, v->name, length_p, &v->line, NULL);
|
||
}
|
||
|
||
finish_root_table (flp, "r", "LAST_GGC_ROOT_TAB", "ggc_root_tab",
|
||
"gt_ggc_rtab");
|
||
|
||
for (v = variables; v; v = v->next)
|
||
{
|
||
outf_p f = get_output_file_with_visibility (v->line.file);
|
||
struct flist *fli;
|
||
int skip_p = 1;
|
||
options_p o;
|
||
|
||
for (o = v->opt; o; o = o->next)
|
||
if (strcmp (o->name, "deletable") == 0)
|
||
skip_p = 0;
|
||
else if (strcmp (o->name, "if_marked") == 0)
|
||
skip_p = 1;
|
||
|
||
if (skip_p)
|
||
continue;
|
||
|
||
for (fli = flp; fli; fli = fli->next)
|
||
if (fli->f == f)
|
||
break;
|
||
if (! fli->started_p)
|
||
{
|
||
fli->started_p = 1;
|
||
|
||
oprintf (f, "const struct ggc_root_tab gt_ggc_rd_");
|
||
put_mangled_filename (f, v->line.file);
|
||
oprintf (f, "[] = {\n");
|
||
}
|
||
|
||
oprintf (f, " { &%s, 1, sizeof (%s), NULL },\n",
|
||
v->name, v->name);
|
||
}
|
||
|
||
finish_root_table (flp, "rd", "LAST_GGC_ROOT_TAB", "ggc_root_tab",
|
||
"gt_ggc_deletable_rtab");
|
||
|
||
for (v = variables; v; v = v->next)
|
||
{
|
||
outf_p f = get_output_file_with_visibility (v->line.file);
|
||
struct flist *fli;
|
||
const char *if_marked = NULL;
|
||
int length_p = 0;
|
||
options_p o;
|
||
|
||
for (o = v->opt; o; o = o->next)
|
||
if (strcmp (o->name, "length") == 0)
|
||
length_p = 1;
|
||
else if (strcmp (o->name, "if_marked") == 0)
|
||
if_marked = (const char *) o->info;
|
||
|
||
if (if_marked == NULL)
|
||
continue;
|
||
|
||
if (v->type->kind != TYPE_POINTER
|
||
|| v->type->u.p->kind != TYPE_PARAM_STRUCT
|
||
|| v->type->u.p->u.param_struct.stru != find_structure ("htab", 0))
|
||
{
|
||
error_at_line (&v->line, "if_marked option used but not hash table");
|
||
continue;
|
||
}
|
||
|
||
for (fli = flp; fli; fli = fli->next)
|
||
if (fli->f == f)
|
||
break;
|
||
if (! fli->started_p)
|
||
{
|
||
fli->started_p = 1;
|
||
|
||
oprintf (f, "const struct ggc_cache_tab gt_ggc_rc_");
|
||
put_mangled_filename (f, v->line.file);
|
||
oprintf (f, "[] = {\n");
|
||
}
|
||
|
||
write_gc_root (f, v, v->type->u.p->u.param_struct.param[0],
|
||
v->name, length_p, &v->line, if_marked);
|
||
}
|
||
|
||
finish_root_table (flp, "rc", "LAST_GGC_CACHE_TAB", "ggc_cache_tab",
|
||
"gt_ggc_cache_rtab");
|
||
}
|
||
|
||
|
||
extern int main PARAMS ((int argc, char **argv));
|
||
int
|
||
main(argc, argv)
|
||
int argc ATTRIBUTE_UNUSED;
|
||
char **argv ATTRIBUTE_UNUSED;
|
||
{
|
||
unsigned i;
|
||
static struct fileloc pos = { __FILE__, __LINE__ };
|
||
unsigned j;
|
||
|
||
gen_rtx_next ();
|
||
|
||
srcdir_len = strlen (srcdir);
|
||
|
||
do_scalar_typedef ("CUMULATIVE_ARGS", &pos);
|
||
do_scalar_typedef ("REAL_VALUE_TYPE", &pos);
|
||
do_scalar_typedef ("uint8", &pos);
|
||
do_scalar_typedef ("jword", &pos);
|
||
do_scalar_typedef ("JCF_u2", &pos);
|
||
|
||
do_typedef ("PTR", create_pointer (create_scalar_type ("void",
|
||
strlen ("void"))),
|
||
&pos);
|
||
do_typedef ("HARD_REG_SET", create_array (
|
||
create_scalar_type ("unsigned long", strlen ("unsigned long")),
|
||
"2"), &pos);
|
||
|
||
for (i = 0; i < NUM_GT_FILES; i++)
|
||
{
|
||
int dupflag = 0;
|
||
/* Omit if already seen. */
|
||
for (j = 0; j < i; j++)
|
||
{
|
||
if (!strcmp (all_files[i], all_files[j]))
|
||
{
|
||
dupflag = 1;
|
||
break;
|
||
}
|
||
}
|
||
if (!dupflag)
|
||
parse_file (all_files[i]);
|
||
}
|
||
|
||
if (hit_error != 0)
|
||
exit (1);
|
||
|
||
set_gc_used (variables);
|
||
|
||
open_base_files ();
|
||
write_enum_defn (structures, param_structs);
|
||
write_gc_types (structures, param_structs);
|
||
write_gc_roots (variables);
|
||
write_rtx_next ();
|
||
close_output_files ();
|
||
|
||
return (hit_error != 0);
|
||
}
|