/* stabinit - initialize for symbol table emission */
static void stabinit(char *file, int argc, char *argv[]) {
extern Interface sparcIR, solarisIR, x86IR;
extern int getpid(void);
if (IR == &solarisIR || IR == &sparcIR)
leader = "!";
else if (IR == &x86IR)
leader = ";";
else
leader = " #"; /* it's a MIPS or ALPHA */
uname = time(NULL)<<7|getpid();
pickle = sym_module(file ? file : string(""), uname, 1, Seq_new(0), 0, Seq_new(0));
locals = Seq_new(0);
statics = Seq_new(0);
uidTable = Table_new(0, 0, 0);
module = mksymbol(AUTO, stringf("_module_V%x", uname), array(unsignedtype, 0, 0));
module->generated = 1;
nub_bpflags = mksymbol(EXTERN, "_Nub_bpflags", array(chartype, 1, 0));
nub_bpflags->defined = 0;
attach((Apply) entry_hook, NULL, &events.entry);
attach((Apply) block_hook, NULL, &events.blockentry);
attach((Apply) point_hook, NULL, &events.points);
attach((Apply) call_hook, NULL, &events.calls);
attach((Apply)return_hook, NULL, &events.returns);
nub_bp = mksymbol(EXTERN, "_Nub_bp", ftype(voidtype, inttype));
nub_bp->defined = 0;
nub_tos = mksymbol(EXTERN, "_Nub_tos", voidptype);
nub_tos->defined = 0;
}
/* bbcall - build tree to set _callsite at call site *cp, emit call site data */
static void bbcall(Symbol yycounts, Coordinate* cp, Tree* e) {
static Symbol caller;
Value v;
union coordinate u;
Symbol p = genident(STATIC, array(voidptype, 0, 0), GLOBAL);
Tree t = *e;
defglobal(p, LIT);
defpointer(cp->file ? mkstr(cp->file)->u.c.loc : (Symbol)0);
defpointer(mkstr(cfunc->name)->u.c.loc);
if (IR->little_endian) {
u.le.x = cp->x;
u.le.y = cp->y;
} else {
u.be.x = cp->x;
u.be.y = cp->y;
}
(*IR->defconst)(U, unsignedtype->size, (v.u = u.coord, v));
if (caller == 0) {
caller = mksymbol(EXTERN, "_caller", ptr(voidptype));
caller->defined = 0;
}
if (generic((*e)->op) != CALL)
t = (*e)->kids[0];
assert(generic(t->op) == CALL);
t = tree(t->op, t->type,
tree(RIGHT, t->kids[0]->type,
t->kids[0],
tree(RIGHT, t->kids[0]->type, asgn(caller, idtree(p)), t->kids[0])),
t->kids[1]);
if (generic((*e)->op) != CALL)
t = tree((*e)->op, (*e)->type, t, (*e)->kids[1]);
*e = t;
}
/* bbexit - return tree for _epilogue(&afunc)' */
static void bbexit(Symbol yylink, Symbol f, Tree e) {
static Symbol epilogue;
if (epilogue == 0) {
epilogue = mksymbol(EXTERN, "_epilogue", ftype(inttype, voidptype));
epilogue->defined = 0;
}
walk(vcall(epilogue, voidtype, pointer(idtree(afunc)), NULL), 0, 0);
}
/* traceInit - initialize for tracing */
void traceInit(char *arg) {
if (strncmp(arg, "-t", 2) == 0 && strchr(arg, '=') == NULL) {
Symbol printer = mksymbol(EXTERN, arg[2] ? &arg[2] : "printf",
ftype(inttype, ptr(qual(CONST, chartype)), voidtype, NULL));
printer->defined = 0;
attach((Apply)tracecall, printer, &events.entry);
attach((Apply)tracereturn, printer, &events.returns);
}
}
S_symbol S_Symbol(string name)
{int index= hash(name) % SIZE;
S_symbol syms = hashtable[index], sym;
for(sym=syms; sym; sym=sym->next)
if (streq(sym->name,name)) return sym;
sym = mksymbol(name,syms);
hashtable[index]=sym;
return sym;
}
/* bbentry - return tree for _prologue(&afunc, &YYlink)' */
static void bbentry(Symbol yylink, Symbol f) {
static Symbol prologue;
afunc = genident(STATIC, array(voidptype, 4, 0), GLOBAL);
if (prologue == 0) {
prologue = mksymbol(EXTERN, "_prologue", ftype(inttype, voidptype));
prologue->defined = 0;
}
walk(vcall(prologue, voidtype, pointer(idtree(afunc)), pointer(idtree(yylink)), NULL), 0, 0);
}
/* stabend - emits the symbol table */
static void stabend(Coordinate *cp, Symbol symroot, Coordinate *cpp[], Symbol sp[], Symbol *ignore) {
Symbol addresses;
int naddresses, nmodule;
{ /* annotate top-level symbols */
Symbol p;
for (p = symroot; p != NULL; p = up(p->up))
symboluid(p);
pickle->globals = symboluid(symroot);
}
{ /* emit addresses of top-level and static symbols */
int i, lc = 0, count = Seq_length(statics);
addresses = genident(STATIC, array(voidptype, 1, 0), GLOBAL);
comment("addresses:\n");
defglobal(addresses, LIT);
for (i = 0; i < count; i++) {
Symbol p = Seq_get(statics, i);
lc = emit_value(lc, voidptype, p);
}
lc = pad(maxalign, lc);
naddresses = lc;
Seq_free(&statics);
}
{ /* emit bp count as an alias for the module */
Symbol spoints = mksymbol(AUTO,
stringf("_spoints_V%x_%d", uname, Seq_length(pickle->spoints)),
array(unsignedtype, 0, 0));
spoints->generated = 1;
defglobal(spoints, LIT);
}
{ /* emit module */
int lc;
comment("module:\n");
defglobal(module, LIT);
lc = emit_value( 0, unsignedtype, (unsigned long)uname);
lc = emit_value(lc, voidptype, addresses);
lc = pad(maxalign, lc);
nmodule = lc;
}
Seq_free(&locals);
#define printit(x) fprintf(stderr, "%7d " #x "\n", n##x); total += n##x
{
int total = 0;
printit(addresses);
printit(module);
fprintf(stderr, "%7d bytes total\n", total);
}
#undef printit
{ /* complete and write symbol-table pickle */
FILE *f = fopen(stringf("%d.pickle", uname), "wb");
sym_write_module(pickle, f);
fclose(f);
}
}
S_symbol S_Symbol(string name) {
int index = hash(name) % SIZE;
S_symbol syms = stringTable[index];
//if(syms)printf("debug syms: %x", syms);else printf("debug syms: NULL");
//if(syms)printf(" syms->name: %s", syms->name);else printf(" syms->name: NULL");
//printf(" name: %s\n", name);
S_symbol sym;
for(sym=syms; sym; sym=sym->next)
if(0==strcmp(sym->name, name))return sym;
sym = mksymbol(name, syms);
stringTable[index]=sym;
return sym;
}
/* trace_init - initialize for tracing */
void trace_init(int argc, char *argv[]) {
int i;
static int inited;
if (inited)
return;
inited = 1;
type_init(argc, argv);
if (IR)
for (i = 1; i < argc; i++)
if (strncmp(argv[i], "-t", 2) == 0 && strchr(argv[i], '=') == NULL) {
Symbol printer = mksymbol(EXTERN,
argv[i][2] ? &argv[i][2] : "printf",
ftype(inttype, ptr(qual(CONST, chartype))));
printer->defined = 0;
attach((Apply)tracecall, printer, &events.entry);
attach((Apply)tracereturn, printer, &events.returns);
break;
}
}
int
YYPARSE_DECL()
{
int yym, yyn, yystate, yyresult;
#if YYBTYACC
int yynewerrflag;
YYParseState *yyerrctx = NULL;
#endif /* YYBTYACC */
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
YYLTYPE yyerror_loc_range[2]; /* position of error start & end */
#endif
#if YYDEBUG
const char *yys;
if ((yys = getenv("YYDEBUG")) != 0)
{
yyn = *yys;
if (yyn >= '0' && yyn <= '9')
yydebug = yyn - '0';
}
if (yydebug)
fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX);
#endif
#if YYBTYACC
yyps = yyNewState(0); if (yyps == 0) goto yyenomem;
yyps->save = 0;
#endif /* YYBTYACC */
yynerrs = 0;
yyerrflag = 0;
yychar = YYEMPTY;
yystate = 0;
#if YYPURE
memset(&yystack, 0, sizeof(yystack));
#endif
if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
yystack.s_mark = yystack.s_base;
yystack.l_mark = yystack.l_base;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yystack.p_mark = yystack.p_base;
#endif
yystate = 0;
*yystack.s_mark = 0;
yyloop:
if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
if (yychar < 0)
{
#if YYBTYACC
do {
if (yylvp < yylve)
{
/* we're currently re-reading tokens */
yylval = *yylvp++;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylloc = *yylpp++;
#endif
yychar = *yylexp++;
break;
}
if (yyps->save)
{
/* in trial mode; save scanner results for future parse attempts */
if (yylvp == yylvlim)
{ /* Enlarge lexical value queue */
size_t p = (size_t) (yylvp - yylvals);
size_t s = (size_t) (yylvlim - yylvals);
s += YYLVQUEUEGROWTH;
if ((yylexemes = (short *) realloc(yylexemes, s * sizeof(short))) == NULL) goto yyenomem;
if ((yylvals = (YYSTYPE *) realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
if ((yylpsns = (YYLTYPE *) realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem;
#endif
yylvp = yylve = yylvals + p;
yylvlim = yylvals + s;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp = yylpe = yylpsns + p;
yylplim = yylpsns + s;
#endif
yylexp = yylexemes + p;
}
*yylexp = (short) YYLEX;
*yylvp++ = yylval;
yylve++;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*yylpp++ = yylloc;
yylpe++;
#endif
yychar = *yylexp++;
break;
}
/* normal operation, no conflict encountered */
#endif /* YYBTYACC */
yychar = YYLEX;
#if YYBTYACC
} while (0);
#endif /* YYBTYACC */
if (yychar < 0) yychar = YYEOF;
/* if ((yychar = YYLEX) < 0) yychar = YYEOF; */
#if YYDEBUG
if (yydebug)
{
yys = yyname[YYTRANSLATE(yychar)];
fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)",
YYDEBUGSTR, yydepth, yystate, yychar, yys);
#ifdef YYSTYPE_TOSTRING
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval));
#endif
fputc('\n', stderr);
}
#endif
}
#if YYBTYACC
/* Do we have a conflict? */
if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
{
YYINT ctry;
if (yypath)
{
YYParseState *save;
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n",
YYDEBUGSTR, yydepth, yystate);
#endif
/* Switch to the next conflict context */
save = yypath;
yypath = save->save;
save->save = NULL;
ctry = save->ctry;
if (save->state != yystate) YYABORT;
yyFreeState(save);
}
else
{
/* Unresolved conflict - start/continue trial parse */
YYParseState *save;
#if YYDEBUG
if (yydebug)
{
fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate);
if (yyps->save)
fputs("ALREADY in conflict, continuing trial parse.\n", stderr);
else
fputs("Starting trial parse.\n", stderr);
}
#endif
save = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1));
if (save == NULL) goto yyenomem;
save->save = yyps->save;
save->state = yystate;
save->errflag = yyerrflag;
save->yystack.s_mark = save->yystack.s_base + (yystack.s_mark - yystack.s_base);
memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
save->yystack.l_mark = save->yystack.l_base + (yystack.l_mark - yystack.l_base);
memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
save->yystack.p_mark = save->yystack.p_base + (yystack.p_mark - yystack.p_base);
memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
#endif
ctry = yytable[yyn];
if (yyctable[ctry] == -1)
{
#if YYDEBUG
if (yydebug && yychar >= YYEOF)
fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth);
#endif
ctry++;
}
save->ctry = ctry;
if (yyps->save == NULL)
{
/* If this is a first conflict in the stack, start saving lexemes */
if (!yylexemes)
{
yylexemes = (short *) malloc((YYLVQUEUEGROWTH) * sizeof(short));
if (yylexemes == NULL) goto yyenomem;
yylvals = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE));
if (yylvals == NULL) goto yyenomem;
yylvlim = yylvals + YYLVQUEUEGROWTH;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpsns = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE));
if (yylpsns == NULL) goto yyenomem;
yylplim = yylpsns + YYLVQUEUEGROWTH;
#endif
}
if (yylvp == yylve)
{
yylvp = yylve = yylvals;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp = yylpe = yylpsns;
#endif
yylexp = yylexemes;
if (yychar >= YYEOF)
{
*yylve++ = yylval;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*yylpe++ = yylloc;
#endif
*yylexp = (short) yychar;
yychar = YYEMPTY;
}
}
}
if (yychar >= YYEOF)
{
yylvp--;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp--;
#endif
yylexp--;
yychar = YYEMPTY;
}
save->lexeme = (int) (yylvp - yylvals);
yyps->save = save;
}
if (yytable[yyn] == ctry)
{
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
YYDEBUGSTR, yydepth, yystate, yyctable[ctry]);
#endif
if (yychar < 0)
{
yylvp++;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp++;
#endif
yylexp++;
}
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
goto yyoverflow;
yystate = yyctable[ctry];
*++yystack.s_mark = (short) yystate;
*++yystack.l_mark = yylval;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*++yystack.p_mark = yylloc;
#endif
yychar = YYEMPTY;
if (yyerrflag > 0) --yyerrflag;
goto yyloop;
}
else
{
yyn = yyctable[ctry];
goto yyreduce;
}
} /* End of code dealing with conflicts */
#endif /* YYBTYACC */
if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
{
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
YYDEBUGSTR, yydepth, yystate, yytable[yyn]);
#endif
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
yystate = yytable[yyn];
*++yystack.s_mark = yytable[yyn];
*++yystack.l_mark = yylval;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*++yystack.p_mark = yylloc;
#endif
yychar = YYEMPTY;
if (yyerrflag > 0) --yyerrflag;
goto yyloop;
}
if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
{
yyn = yytable[yyn];
goto yyreduce;
}
if (yyerrflag != 0) goto yyinrecovery;
#if YYBTYACC
yynewerrflag = 1;
goto yyerrhandler;
goto yyerrlab;
yyerrlab:
yynewerrflag = 0;
yyerrhandler:
while (yyps->save)
{
int ctry;
YYParseState *save = yyps->save;
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n",
YYDEBUGSTR, yydepth, yystate, yyps->save->state,
(int)(yylvp - yylvals - yyps->save->lexeme));
#endif
/* Memorize most forward-looking error state in case it's really an error. */
if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals)
{
/* Free old saved error context state */
if (yyerrctx) yyFreeState(yyerrctx);
/* Create and fill out new saved error context state */
yyerrctx = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1));
if (yyerrctx == NULL) goto yyenomem;
yyerrctx->save = yyps->save;
yyerrctx->state = yystate;
yyerrctx->errflag = yyerrflag;
yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base);
memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base);
memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base);
memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
#endif
yyerrctx->lexeme = (int) (yylvp - yylvals);
}
yylvp = yylvals + save->lexeme;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp = yylpsns + save->lexeme;
#endif
yylexp = yylexemes + save->lexeme;
yychar = YYEMPTY;
yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base);
memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base);
memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base);
memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
#endif
ctry = ++save->ctry;
yystate = save->state;
/* We tried shift, try reduce now */
if ((yyn = yyctable[ctry]) >= 0) goto yyreduce;
yyps->save = save->save;
save->save = NULL;
yyFreeState(save);
/* Nothing left on the stack -- error */
if (!yyps->save)
{
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n",
YYPREFIX, yydepth);
#endif
/* Restore state as it was in the most forward-advanced error */
yylvp = yylvals + yyerrctx->lexeme;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp = yylpsns + yyerrctx->lexeme;
#endif
yylexp = yylexemes + yyerrctx->lexeme;
yychar = yylexp[-1];
yylval = yylvp[-1];
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylloc = yylpp[-1];
#endif
yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base);
memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base);
memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base);
memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
#endif
yystate = yyerrctx->state;
yyFreeState(yyerrctx);
yyerrctx = NULL;
}
yynewerrflag = 1;
}
if (yynewerrflag == 0) goto yyinrecovery;
#endif /* YYBTYACC */
YYERROR_CALL("syntax error");
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */
#endif
#if !YYBTYACC
goto yyerrlab;
yyerrlab:
#endif
++yynerrs;
yyinrecovery:
if (yyerrflag < 3)
{
yyerrflag = 3;
for (;;)
{
if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
{
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n",
YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]);
#endif
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
yystate = yytable[yyn];
*++yystack.s_mark = yytable[yyn];
*++yystack.l_mark = yylval;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
/* lookahead position is error end position */
yyerror_loc_range[1] = yylloc;
YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */
*++yystack.p_mark = yyloc;
#endif
goto yyloop;
}
else
{
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: error recovery discarding state %d\n",
YYDEBUGSTR, yydepth, *yystack.s_mark);
#endif
if (yystack.s_mark <= yystack.s_base) goto yyabort;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
/* the current TOS position is the error start position */
yyerror_loc_range[0] = *yystack.p_mark;
#endif
#if defined(YYDESTRUCT_CALL)
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
YYDESTRUCT_CALL("error: discarding state",
yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark);
#else
YYDESTRUCT_CALL("error: discarding state",
yystos[*yystack.s_mark], yystack.l_mark);
#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
#endif /* defined(YYDESTRUCT_CALL) */
--yystack.s_mark;
--yystack.l_mark;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
--yystack.p_mark;
#endif
}
}
}
else
{
if (yychar == YYEOF) goto yyabort;
#if YYDEBUG
if (yydebug)
{
yys = yyname[YYTRANSLATE(yychar)];
fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n",
YYDEBUGSTR, yydepth, yystate, yychar, yys);
}
#endif
#if defined(YYDESTRUCT_CALL)
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc);
#else
YYDESTRUCT_CALL("error: discarding token", yychar, &yylval);
#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
#endif /* defined(YYDESTRUCT_CALL) */
yychar = YYEMPTY;
goto yyloop;
}
yyreduce:
yym = yylen[yyn];
#if YYDEBUG
if (yydebug)
{
fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)",
YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]);
#ifdef YYSTYPE_TOSTRING
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
if (yym > 0)
{
int i;
fputc('<', stderr);
for (i = yym; i > 0; i--)
{
if (i != yym) fputs(", ", stderr);
fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]],
yystack.l_mark[1-i]), stderr);
}
fputc('>', stderr);
}
#endif
fputc('\n', stderr);
}
#endif
if (yym > 0)
yyval = yystack.l_mark[1-yym];
else
memset(&yyval, 0, sizeof yyval);
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
/* Perform position reduction */
memset(&yyloc, 0, sizeof(yyloc));
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
{
YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym);
/* just in case YYERROR is invoked within the action, save
the start of the rhs as the error start position */
yyerror_loc_range[0] = yystack.p_mark[1-yym];
}
#endif
switch (yyn)
{
case 1:
if (!yytrial)
#line 62 "btyacc_destroy2.y"
{ yyval.nlist = yystack.l_mark[-5].nlist; }
break;
case 2:
if (!yytrial)
#line 64 "btyacc_destroy2.y"
{ yyval.nlist = yystack.l_mark[-3].nlist; }
break;
case 3:
if (!yytrial)
#line 67 "btyacc_destroy2.y"
{ yyval.cval = cGLOBAL; }
break;
case 4:
if (!yytrial)
#line 68 "btyacc_destroy2.y"
{ yyval.cval = cLOCAL; }
break;
case 5:
if (!yytrial)
#line 71 "btyacc_destroy2.y"
{ yyval.tval = tREAL; }
break;
case 6:
if (!yytrial)
#line 72 "btyacc_destroy2.y"
{ yyval.tval = tINTEGER; }
break;
case 7:
if (!yytrial)
#line 76 "btyacc_destroy2.y"
{ yyval.nlist->s = mksymbol(yystack.l_mark[-2].tval, yystack.l_mark[-2].cval, yystack.l_mark[0].id);
yyval.nlist->next = yystack.l_mark[-1].nlist;
}
break;
case 8:
if (!yytrial)
#line 80 "btyacc_destroy2.y"
{ yyval.nlist->s = mksymbol(0, 0, yystack.l_mark[0].id);
yyval.nlist->next = NULL;
}
break;
case 9:
if (!yytrial)
#line 86 "btyacc_destroy2.y"
{ yyval.nlist = yystack.l_mark[-5].nlist; }
break;
#line 1217 "btyacc_destroy2.tab.c"
default:
break;
}
yystack.s_mark -= yym;
yystate = *yystack.s_mark;
yystack.l_mark -= yym;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yystack.p_mark -= yym;
#endif
yym = yylhs[yyn];
if (yystate == 0 && yym == 0)
{
#if YYDEBUG
if (yydebug)
{
fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
#ifdef YYSTYPE_TOSTRING
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval));
#endif
fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL);
}
#endif
yystate = YYFINAL;
*++yystack.s_mark = YYFINAL;
*++yystack.l_mark = yyval;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*++yystack.p_mark = yyloc;
#endif
if (yychar < 0)
{
#if YYBTYACC
do {
if (yylvp < yylve)
{
/* we're currently re-reading tokens */
yylval = *yylvp++;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylloc = *yylpp++;
#endif
yychar = *yylexp++;
break;
}
if (yyps->save)
{
/* in trial mode; save scanner results for future parse attempts */
if (yylvp == yylvlim)
{ /* Enlarge lexical value queue */
size_t p = (size_t) (yylvp - yylvals);
size_t s = (size_t) (yylvlim - yylvals);
s += YYLVQUEUEGROWTH;
if ((yylexemes = (short *) realloc(yylexemes, s * sizeof(short))) == NULL)
goto yyenomem;
if ((yylvals = (YYSTYPE *) realloc(yylvals, s * sizeof(YYSTYPE))) == NULL)
goto yyenomem;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
if ((yylpsns = (YYLTYPE *) realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL)
goto yyenomem;
#endif
yylvp = yylve = yylvals + p;
yylvlim = yylvals + s;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp = yylpe = yylpsns + p;
yylplim = yylpsns + s;
#endif
yylexp = yylexemes + p;
}
*yylexp = (short) YYLEX;
*yylvp++ = yylval;
yylve++;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*yylpp++ = yylloc;
yylpe++;
#endif
yychar = *yylexp++;
break;
}
/* normal operation, no conflict encountered */
#endif /* YYBTYACC */
yychar = YYLEX;
#if YYBTYACC
} while (0);
#endif /* YYBTYACC */
if (yychar < 0) yychar = YYEOF;
/* if ((yychar = YYLEX) < 0) yychar = YYEOF; */
#if YYDEBUG
if (yydebug)
{
yys = yyname[YYTRANSLATE(yychar)];
fprintf(stderr, "%s[%d]: state %d, reading %d (%s)\n",
YYDEBUGSTR, yydepth, YYFINAL, yychar, yys);
}
#endif
}
if (yychar == YYEOF) goto yyaccept;
goto yyloop;
}
if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
yystate = yytable[yyn];
else
yystate = yydgoto[yym];
#if YYDEBUG
if (yydebug)
{
fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
#ifdef YYSTYPE_TOSTRING
#if YYBTYACC
if (!yytrial)
#endif /* YYBTYACC */
fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval));
#endif
fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate);
}
#endif
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
*++yystack.s_mark = (short) yystate;
*++yystack.l_mark = yyval;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
*++yystack.p_mark = yyloc;
#endif
goto yyloop;
#if YYBTYACC
/* Reduction declares that this path is valid. Set yypath and do a full parse */
yyvalid:
if (yypath) YYABORT;
while (yyps->save)
{
YYParseState *save = yyps->save;
yyps->save = save->save;
save->save = yypath;
yypath = save;
}
#if YYDEBUG
if (yydebug)
fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n",
YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme));
#endif
if (yyerrctx)
{
yyFreeState(yyerrctx);
yyerrctx = NULL;
}
yylvp = yylvals + yypath->lexeme;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yylpp = yylpsns + yypath->lexeme;
#endif
yylexp = yylexemes + yypath->lexeme;
yychar = YYEMPTY;
yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base);
memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(short));
yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base);
memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base);
memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
#endif
yystate = yypath->state;
goto yyloop;
#endif /* YYBTYACC */
yyoverflow:
YYERROR_CALL("yacc stack overflow");
#if YYBTYACC
goto yyabort_nomem;
yyenomem:
YYERROR_CALL("memory exhausted");
yyabort_nomem:
#endif /* YYBTYACC */
yyresult = 2;
goto yyreturn;
yyabort:
yyresult = 1;
goto yyreturn;
yyaccept:
#if YYBTYACC
if (yyps->save) goto yyvalid;
#endif /* YYBTYACC */
yyresult = 0;
yyreturn:
#if defined(YYDESTRUCT_CALL)
if (yychar != YYEOF && yychar != YYEMPTY)
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc);
#else
YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval);
#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
{
YYSTYPE *pv;
#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
YYLTYPE *pp;
for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp)
YYDESTRUCT_CALL("cleanup: discarding state",
yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp);
#else
for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv)
YYDESTRUCT_CALL("cleanup: discarding state",
yystos[*(yystack.s_base + (pv - yystack.l_base))], pv);
#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
}
#endif /* defined(YYDESTRUCT_CALL) */
#if YYBTYACC
if (yyerrctx)
{
yyFreeState(yyerrctx);
yyerrctx = NULL;
}
while (yyps)
{
YYParseState *save = yyps;
yyps = save->save;
save->save = NULL;
yyFreeState(save);
}
while (yypath)
{
YYParseState *save = yypath;
yypath = save->save;
save->save = NULL;
yyFreeState(save);
}
#endif /* YYBTYACC */
yyfreestack(&yystack);
return (yyresult);
}
