-#if I_THREADSAFE
-
-typedef struct {
- ptable *tbl;
-#if I_HAS_PERL(5, 13, 2)
- CLONE_PARAMS *params;
-#else
- CLONE_PARAMS params;
-#endif
-} indirect_ptable_clone_ud;
-
-#if I_HAS_PERL(5, 13, 2)
-# define indirect_ptable_clone_ud_init(U, T, O) \
- (U).tbl = (T); \
- (U).params = Perl_clone_params_new((O), aTHX)
-# define indirect_ptable_clone_ud_deinit(U) Perl_clone_params_del((U).params)
-# define indirect_dup_inc(S, U) SvREFCNT_inc(sv_dup((S), (U)->params))
-#else
-# define indirect_ptable_clone_ud_init(U, T, O) \
- (U).tbl = (T); \
- (U).params.stashes = newAV(); \
- (U).params.flags = 0; \
- (U).params.proto_perl = (O)
-# define indirect_ptable_clone_ud_deinit(U) SvREFCNT_dec((U).params.stashes)
-# define indirect_dup_inc(S, U) SvREFCNT_inc(sv_dup((S), &((U)->params)))
-#endif
-
-static void indirect_ptable_clone(pTHX_ ptable_ent *ent, void *ud_) {
- indirect_ptable_clone_ud *ud = ud_;
- indirect_hint_t *h1 = ent->val;
- indirect_hint_t *h2;
-
-#if I_HINT_STRUCT
-
- h2 = PerlMemShared_malloc(sizeof *h2);
- h2->code = indirect_dup_inc(h1->code, ud);
-#if I_WORKAROUND_REQUIRE_PROPAGATION
- h2->require_tag = PTR2IV(indirect_dup_inc(INT2PTR(SV *, h1->require_tag), ud));
-#endif
-
-#else /* I_HINT_STRUCT */
-
- h2 = indirect_dup_inc(h1, ud);
-
-#endif /* !I_HINT_STRUCT */
-
- ptable_hints_store(ud->tbl, ent->key, h2);
-}
-
-#endif /* I_THREADSAFE */
-
-#if I_WORKAROUND_REQUIRE_PROPAGATION
-
-static IV indirect_require_tag(pTHX) {
-#define indirect_require_tag() indirect_require_tag(aTHX)
- const CV *cv, *outside;
-
- cv = PL_compcv;
-
- if (!cv) {
- /* If for some reason the pragma is operational at run-time, try to discover
- * the current cv in use. */
- const PERL_SI *si;
-
- for (si = PL_curstackinfo; si; si = si->si_prev) {
- I32 cxix;
-
- for (cxix = si->si_cxix; cxix >= 0; --cxix) {
- const PERL_CONTEXT *cx = si->si_cxstack + cxix;
-
- switch (CxTYPE(cx)) {
- case CXt_SUB:
- case CXt_FORMAT:
- /* The propagation workaround is only needed up to 5.10.0 and at that
- * time format and sub contexts were still identical. And even later the
- * cv members offsets should have been kept the same. */
- cv = cx->blk_sub.cv;
- goto get_enclosing_cv;
- case CXt_EVAL:
- cv = cx->blk_eval.cv;
- goto get_enclosing_cv;
- default:
- break;
- }
- }
- }
-
- cv = PL_main_cv;
- }
-
-get_enclosing_cv:
- for (outside = CvOUTSIDE(cv); outside; outside = CvOUTSIDE(cv))
- cv = outside;
-
- return PTR2IV(cv);
-}
-
-#endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
-
-static SV *indirect_tag(pTHX_ SV *value) {
-#define indirect_tag(V) indirect_tag(aTHX_ (V))
- indirect_hint_t *h;
- SV *code = NULL;
-#if I_THREADSAFE
- dMY_CXT;
-
- if (!MY_CXT.tbl)
- return newSViv(0);
-#endif /* I_THREADSAFE */
-
- if (SvROK(value)) {
- value = SvRV(value);
- if (SvTYPE(value) >= SVt_PVCV) {
- code = value;
- SvREFCNT_inc_simple_void_NN(code);
- }
- }
-
-#if I_HINT_STRUCT
- h = PerlMemShared_malloc(sizeof *h);
- h->code = code;
-# if I_WORKAROUND_REQUIRE_PROPAGATION
- h->require_tag = indirect_require_tag();
-# endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
-#else /* I_HINT_STRUCT */
- h = code;
-#endif /* !I_HINT_STRUCT */
-
-#if I_THREADSAFE
- /* We only need for the key to be an unique tag for looking up the value later
- * Allocated memory provides convenient unique identifiers, so that's why we
- * use the hint as the key itself. */
- ptable_hints_store(MY_CXT.tbl, h, h);
-#endif /* I_THREADSAFE */
-
- return newSViv(PTR2IV(h));
-}
-
-static SV *indirect_detag(pTHX_ const SV *hint) {
-#define indirect_detag(H) indirect_detag(aTHX_ (H))
- indirect_hint_t *h;
-#if I_THREADSAFE || I_WORKAROUND_REQUIRE_PROPAGATION
- dMY_CXT;
-#endif
-
-#if I_THREADSAFE
- if (!MY_CXT.tbl)
- return NULL;
-#endif /* I_THREADSAFE */
-
- h = INT2PTR(indirect_hint_t *, SvIVX(hint));
-#if I_THREADSAFE
- h = ptable_fetch(MY_CXT.tbl, h);
-#endif /* I_THREADSAFE */
-
-#if I_WORKAROUND_REQUIRE_PROPAGATION
- if (indirect_require_tag() != h->require_tag)
- return MY_CXT.global_code;
-#endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
-
- return I_HINT_CODE(h);
-}
-
-static VOL U32 indirect_hash = 0;
-
-static SV *indirect_hint(pTHX) {
-#define indirect_hint() indirect_hint(aTHX)
- SV *hint = NULL;
-
- if (IN_PERL_RUNTIME)
- return NULL;
-
-#if I_HAS_PERL(5, 10, 0) || defined(PL_parser)
- if (!PL_parser)
- return NULL;
-#endif
-
-#ifdef cop_hints_fetch_pvn
- hint = cop_hints_fetch_pvn(PL_curcop, __PACKAGE__, __PACKAGE_LEN__,
- indirect_hash, 0);
-#elif I_HAS_PERL(5, 9, 5)
- hint = Perl_refcounted_he_fetch(aTHX_ PL_curcop->cop_hints_hash,
- NULL,
- __PACKAGE__, __PACKAGE_LEN__,
- 0,
- indirect_hash);
-#else
- {
- SV **val = hv_fetch(GvHV(PL_hintgv), __PACKAGE__, __PACKAGE_LEN__, 0);
- if (val)
- hint = *val;
- }
-#endif
-
- if (hint && SvIOK(hint)) {
- return indirect_detag(hint);
- } else {
- dMY_CXT;
- if (indirect_is_loaded(&MY_CXT))
- return MY_CXT.global_code;
- else
- return NULL;
- }
-}
-
-/* ... op -> source position ............................................... */
-
-static void indirect_map_store(pTHX_ const OP *o, STRLEN pos, SV *sv, line_t line) {
-#define indirect_map_store(O, P, N, L) indirect_map_store(aTHX_ (O), (P), (N), (L))
- indirect_op_info_t *oi;
- const char *s;
- STRLEN len;
- dMY_CXT;
-
- /* No need to check for MY_CXT.map != NULL because this code path is always
- * guarded by indirect_hint(). */
-
- if (!(oi = ptable_fetch(MY_CXT.map, o))) {
- Newx(oi, 1, indirect_op_info_t);
- ptable_store(MY_CXT.map, o, oi);
- oi->buf = NULL;
- oi->size = 0;
- }
-
- if (sv) {
- s = SvPV_const(sv, len);
- } else {
- s = "{";
- len = 1;
- }
-
- if (len > oi->size) {
- Safefree(oi->buf);
- Newx(oi->buf, len, char);
- oi->size = len;
- }
- Copy(s, oi->buf, len, char);
-
- oi->len = len;
- oi->pos = pos;
- oi->line = line;
-}
-
-static const indirect_op_info_t *indirect_map_fetch(pTHX_ const OP *o) {
-#define indirect_map_fetch(O) indirect_map_fetch(aTHX_ (O))
- dMY_CXT;
-
- /* No need to check for MY_CXT.map != NULL because this code path is always
- * guarded by indirect_hint(). */
-
- return ptable_fetch(MY_CXT.map, o);
-}
-
-static void indirect_map_delete(pTHX_ const OP *o) {
-#define indirect_map_delete(O) indirect_map_delete(aTHX_ (O))
- dMY_CXT;
-
- if (indirect_is_loaded(&MY_CXT) && MY_CXT.map)
- ptable_delete(MY_CXT.map, o);
-}
-
-/* --- Safe version of call_sv() ------------------------------------------- */