/* scope.c
*
- * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- * 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 by Larry Wall and others
+ * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+ * 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*/
/*
- * "For the fashion of Minas Tirith was such that it was built on seven
- * levels..."
+ * For the fashion of Minas Tirith was such that it was built on seven
+ * levels...
+ *
+ * [p.751 of _The Lord of the Rings_, V/i: "Minas Tirith"]
*/
/* This file contains functions to manipulate several of Perl's stacks;
#include "perl.h"
SV**
-Perl_stack_grow(pTHX_ SV **sp, SV **p, int n)
+Perl_stack_grow(pTHX_ SV **sp, SV **p, SSize_t n)
{
- dVAR;
+ PERL_ARGS_ASSERT_STACK_GROW;
+
PL_stack_sp = sp;
#ifndef STRESS_REALLOC
av_extend(PL_curstack, (p - PL_stack_base) + (n) + 128);
PERL_SI *
Perl_new_stackinfo(pTHX_ I32 stitems, I32 cxitems)
{
- dVAR;
PERL_SI *si;
Newx(si, 1, PERL_SI);
si->si_stack = newAV();
I32
Perl_cxinc(pTHX)
{
- dVAR;
const IV old_max = cxstack_max;
cxstack_max = GROW(cxstack_max);
- Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); /* XXX should fix CXINC macro */
+ Renew(cxstack, cxstack_max + 1, PERL_CONTEXT);
/* Without any kind of initialising deep enough recursion
* will end up reading uninitialised PERL_CONTEXTs. */
PoisonNew(cxstack + old_max + 1, cxstack_max - old_max, PERL_CONTEXT);
void
Perl_push_scope(pTHX)
{
- dVAR;
- if (PL_scopestack_ix == PL_scopestack_max) {
+ if (UNLIKELY(PL_scopestack_ix == PL_scopestack_max)) {
PL_scopestack_max = GROW(PL_scopestack_max);
Renew(PL_scopestack, PL_scopestack_max, I32);
+#ifdef DEBUGGING
+ Renew(PL_scopestack_name, PL_scopestack_max, const char*);
+#endif
}
+#ifdef DEBUGGING
+ PL_scopestack_name[PL_scopestack_ix] = "unknown";
+#endif
PL_scopestack[PL_scopestack_ix++] = PL_savestack_ix;
}
void
Perl_pop_scope(pTHX)
{
- dVAR;
const I32 oldsave = PL_scopestack[--PL_scopestack_ix];
LEAVE_SCOPE(oldsave);
}
-void
+I32 *
Perl_markstack_grow(pTHX)
{
- dVAR;
const I32 oldmax = PL_markstack_max - PL_markstack;
const I32 newmax = GROW(oldmax);
Renew(PL_markstack, newmax, I32);
- PL_markstack_ptr = PL_markstack + oldmax;
PL_markstack_max = PL_markstack + newmax;
+ PL_markstack_ptr = PL_markstack + oldmax;
+ return PL_markstack_ptr;
}
void
Perl_savestack_grow(pTHX)
{
- dVAR;
PL_savestack_max = GROW(PL_savestack_max) + 4;
Renew(PL_savestack, PL_savestack_max, ANY);
}
void
Perl_savestack_grow_cnt(pTHX_ I32 need)
{
- dVAR;
PL_savestack_max = PL_savestack_ix + need;
Renew(PL_savestack, PL_savestack_max, ANY);
}
#undef GROW
void
-Perl_tmps_grow(pTHX_ I32 n)
+Perl_tmps_grow(pTHX_ SSize_t n)
{
- dVAR;
#ifndef STRESS_REALLOC
if (n < 128)
n = (PL_tmps_max < 512) ? 128 : 512;
void
Perl_free_tmps(pTHX)
{
- dVAR;
/* XXX should tmps_floor live in cxstack? */
- const I32 myfloor = PL_tmps_floor;
+ const SSize_t myfloor = PL_tmps_floor;
while (PL_tmps_ix > myfloor) { /* clean up after last statement */
- SV* const sv = PL_tmps_stack[PL_tmps_ix];
- PL_tmps_stack[PL_tmps_ix--] = NULL;
- if (sv && sv != &PL_sv_undef) {
+ SV* const sv = PL_tmps_stack[PL_tmps_ix--];
+#ifdef PERL_POISON
+ PoisonWith(PL_tmps_stack + PL_tmps_ix + 1, 1, SV *, 0xAB);
+#endif
+ if (LIKELY(sv && sv != &PL_sv_undef)) {
SvTEMP_off(sv);
- SvREFCNT_dec(sv); /* note, can modify tmps_ix!!! */
+ SvREFCNT_dec_NN(sv); /* note, can modify tmps_ix!!! */
}
}
}
STATIC SV *
-S_save_scalar_at(pTHX_ SV **sptr)
+S_save_scalar_at(pTHX_ SV **sptr, const U32 flags)
{
- dVAR;
- SV * const osv = *sptr;
- register SV * const sv = *sptr = newSV(0);
+ SV * osv;
+ SV *sv;
+
+ PERL_ARGS_ASSERT_SAVE_SCALAR_AT;
- if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv) && SvTYPE(osv) != SVt_PVGV) {
+ osv = *sptr;
+ sv = (flags & SAVEf_KEEPOLDELEM) ? osv : (*sptr = newSV(0));
+
+ if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv)) {
if (SvGMAGICAL(osv)) {
- const bool oldtainted = PL_tainted;
SvFLAGS(osv) |= (SvFLAGS(osv) &
(SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT;
- PL_tainted = oldtainted;
}
- mg_localize(osv, sv);
+ if (!(flags & SAVEf_KEEPOLDELEM))
+ mg_localize(osv, sv, cBOOL(flags & SAVEf_SETMAGIC));
}
+
return sv;
}
+void
+Perl_save_pushptrptr(pTHX_ void *const ptr1, void *const ptr2, const int type)
+{
+ dSS_ADD;
+ SS_ADD_PTR(ptr1);
+ SS_ADD_PTR(ptr2);
+ SS_ADD_UV(type);
+ SS_ADD_END(3);
+}
+
SV *
Perl_save_scalar(pTHX_ GV *gv)
{
- dVAR;
SV ** const sptr = &GvSVn(gv);
- PL_localizing = 1;
- SvGETMAGIC(*sptr);
- PL_localizing = 0;
- SSCHECK(3);
- SSPUSHPTR(SvREFCNT_inc_simple(gv));
- SSPUSHPTR(SvREFCNT_inc(*sptr));
- SSPUSHINT(SAVEt_SV);
- return save_scalar_at(sptr);
+
+ PERL_ARGS_ASSERT_SAVE_SCALAR;
+
+ if (UNLIKELY(SvGMAGICAL(*sptr))) {
+ PL_localizing = 1;
+ (void)mg_get(*sptr);
+ PL_localizing = 0;
+ }
+ save_pushptrptr(SvREFCNT_inc_simple(gv), SvREFCNT_inc(*sptr), SAVEt_SV);
+ return save_scalar_at(sptr, SAVEf_SETMAGIC); /* XXX - FIXME - see #60360 */
}
/* Like save_sptr(), but also SvREFCNT_dec()s the new value. Can be used to
void
Perl_save_generic_svref(pTHX_ SV **sptr)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(sptr);
- SSPUSHPTR(SvREFCNT_inc(*sptr));
- SSPUSHINT(SAVEt_GENERIC_SVREF);
+ PERL_ARGS_ASSERT_SAVE_GENERIC_SVREF;
+
+ save_pushptrptr(sptr, SvREFCNT_inc(*sptr), SAVEt_GENERIC_SVREF);
}
/* Like save_pptr(), but also Safefree()s the new value if it is different
void
Perl_save_generic_pvref(pTHX_ char **str)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(*str);
- SSPUSHPTR(str);
- SSPUSHINT(SAVEt_GENERIC_PVREF);
+ PERL_ARGS_ASSERT_SAVE_GENERIC_PVREF;
+
+ save_pushptrptr(*str, str, SAVEt_GENERIC_PVREF);
}
/* Like save_generic_pvref(), but uses PerlMemShared_free() rather than Safefree().
void
Perl_save_shared_pvref(pTHX_ char **str)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(str);
- SSPUSHPTR(*str);
- SSPUSHINT(SAVEt_SHARED_PVREF);
+ PERL_ARGS_ASSERT_SAVE_SHARED_PVREF;
+
+ save_pushptrptr(str, *str, SAVEt_SHARED_PVREF);
}
/* set the SvFLAGS specified by mask to the values in val */
void
Perl_save_set_svflags(pTHX_ SV* sv, U32 mask, U32 val)
{
- dVAR;
- SSCHECK(4);
- SSPUSHPTR(sv);
- SSPUSHINT(mask);
- SSPUSHINT(val);
- SSPUSHINT(SAVEt_SET_SVFLAGS);
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_SET_SVFLAGS;
+
+ SS_ADD_PTR(sv);
+ SS_ADD_INT(mask);
+ SS_ADD_INT(val);
+ SS_ADD_UV(SAVEt_SET_SVFLAGS);
+ SS_ADD_END(4);
}
void
Perl_save_gp(pTHX_ GV *gv, I32 empty)
{
- dVAR;
- SSGROW(3);
- SSPUSHPTR(SvREFCNT_inc(gv));
- SSPUSHPTR(GvGP(gv));
- SSPUSHINT(SAVEt_GP);
+ PERL_ARGS_ASSERT_SAVE_GP;
+
+ save_pushptrptr(SvREFCNT_inc(gv), GvGP(gv), SAVEt_GP);
if (empty) {
GP *gp = Perl_newGP(aTHX_ gv);
-
- if (GvCVu(gv))
- mro_method_changed_in(GvSTASH(gv)); /* taking a method out of circulation ("local")*/
+ HV * const stash = GvSTASH(gv);
+ bool isa_changed = 0;
+
+ if (stash && HvENAME(stash)) {
+ if (GvNAMELEN(gv) == 3 && strnEQ(GvNAME(gv), "ISA", 3))
+ isa_changed = TRUE;
+ else if (GvCVu(gv))
+ /* taking a method out of circulation ("local")*/
+ mro_method_changed_in(stash);
+ }
if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) {
gp->gp_io = newIO();
IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START;
}
-#ifdef PERL_DONT_CREATE_GVSV
- if (gv == PL_errgv) {
- /* We could scatter this logic everywhere by changing the
- definition of ERRSV from GvSV() to GvSVn(), but it seems more
- efficient to do this check once here. */
- gp->gp_sv = newSV(0);
- }
-#endif
- GvGP(gv) = gp;
+ GvGP_set(gv,gp);
+ if (isa_changed) mro_isa_changed_in(stash);
}
else {
gp_ref(GvGP(gv));
AV *
Perl_save_ary(pTHX_ GV *gv)
{
- dVAR;
AV * const oav = GvAVn(gv);
AV *av;
- if (!AvREAL(oav) && AvREIFY(oav))
+ PERL_ARGS_ASSERT_SAVE_ARY;
+
+ if (UNLIKELY(!AvREAL(oav) && AvREIFY(oav)))
av_reify(oav);
- SSCHECK(3);
- SSPUSHPTR(gv);
- SSPUSHPTR(oav);
- SSPUSHINT(SAVEt_AV);
+ save_pushptrptr(SvREFCNT_inc_simple_NN(gv), oav, SAVEt_AV);
GvAV(gv) = NULL;
av = GvAVn(gv);
- if (SvMAGIC(oav))
- mg_localize((SV*)oav, (SV*)av);
+ if (UNLIKELY(SvMAGIC(oav)))
+ mg_localize(MUTABLE_SV(oav), MUTABLE_SV(av), TRUE);
return av;
}
HV *
Perl_save_hash(pTHX_ GV *gv)
{
- dVAR;
HV *ohv, *hv;
- SSCHECK(3);
- SSPUSHPTR(gv);
- SSPUSHPTR(ohv = GvHVn(gv));
- SSPUSHINT(SAVEt_HV);
+ PERL_ARGS_ASSERT_SAVE_HASH;
+
+ save_pushptrptr(
+ SvREFCNT_inc_simple_NN(gv), (ohv = GvHVn(gv)), SAVEt_HV
+ );
GvHV(gv) = NULL;
hv = GvHVn(gv);
- if (SvMAGIC(ohv))
- mg_localize((SV*)ohv, (SV*)hv);
+ if (UNLIKELY(SvMAGIC(ohv)))
+ mg_localize(MUTABLE_SV(ohv), MUTABLE_SV(hv), TRUE);
return hv;
}
void
-Perl_save_item(pTHX_ register SV *item)
+Perl_save_item(pTHX_ SV *item)
{
- dVAR;
- register SV * const sv = newSVsv(item);
+ SV * const sv = newSVsv(item);
+
+ PERL_ARGS_ASSERT_SAVE_ITEM;
- SSCHECK(3);
- SSPUSHPTR(item); /* remember the pointer */
- SSPUSHPTR(sv); /* remember the value */
- SSPUSHINT(SAVEt_ITEM);
+ save_pushptrptr(item, /* remember the pointer */
+ sv, /* remember the value */
+ SAVEt_ITEM);
}
void
-Perl_save_int(pTHX_ int *intp)
+Perl_save_bool(pTHX_ bool *boolp)
{
- dVAR;
- SSCHECK(3);
- SSPUSHINT(*intp);
- SSPUSHPTR(intp);
- SSPUSHINT(SAVEt_INT);
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_BOOL;
+
+ SS_ADD_PTR(boolp);
+ SS_ADD_UV(SAVEt_BOOL | (*boolp << 8));
+ SS_ADD_END(2);
}
void
-Perl_save_bool(pTHX_ bool *boolp)
+Perl_save_pushi32ptr(pTHX_ const I32 i, void *const ptr, const int type)
+{
+ dSS_ADD;
+
+ SS_ADD_INT(i);
+ SS_ADD_PTR(ptr);
+ SS_ADD_UV(type);
+ SS_ADD_END(3);
+}
+
+void
+Perl_save_int(pTHX_ int *intp)
{
- dVAR;
- SSCHECK(3);
- SSPUSHBOOL(*boolp);
- SSPUSHPTR(boolp);
- SSPUSHINT(SAVEt_BOOL);
+ const int i = *intp;
+ UV type = ((UV)((UV)i << SAVE_TIGHT_SHIFT) | SAVEt_INT_SMALL);
+ int size = 2;
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_INT;
+
+ if (UNLIKELY((int)(type >> SAVE_TIGHT_SHIFT) != i)) {
+ SS_ADD_INT(i);
+ type = SAVEt_INT;
+ size++;
+ }
+ SS_ADD_PTR(intp);
+ SS_ADD_UV(type);
+ SS_ADD_END(size);
}
void
Perl_save_I8(pTHX_ I8 *bytep)
{
- dVAR;
- SSCHECK(3);
- SSPUSHINT(*bytep);
- SSPUSHPTR(bytep);
- SSPUSHINT(SAVEt_I8);
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_I8;
+
+ SS_ADD_PTR(bytep);
+ SS_ADD_UV(SAVEt_I8 | ((UV)*bytep << 8));
+ SS_ADD_END(2);
}
void
Perl_save_I16(pTHX_ I16 *intp)
{
- dVAR;
- SSCHECK(3);
- SSPUSHINT(*intp);
- SSPUSHPTR(intp);
- SSPUSHINT(SAVEt_I16);
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_I16;
+
+ SS_ADD_PTR(intp);
+ SS_ADD_UV(SAVEt_I16 | ((UV)*intp << 8));
+ SS_ADD_END(2);
}
void
Perl_save_I32(pTHX_ I32 *intp)
{
- dVAR;
- SSCHECK(3);
- SSPUSHINT(*intp);
- SSPUSHPTR(intp);
- SSPUSHINT(SAVEt_I32);
+ const I32 i = *intp;
+ UV type = ((I32)((U32)i << SAVE_TIGHT_SHIFT) | SAVEt_I32_SMALL);
+ int size = 2;
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_I32;
+
+ if (UNLIKELY((I32)(type >> SAVE_TIGHT_SHIFT) != i)) {
+ SS_ADD_INT(i);
+ type = SAVEt_I32;
+ size++;
+ }
+ SS_ADD_PTR(intp);
+ SS_ADD_UV(type);
+ SS_ADD_END(size);
+}
+
+void
+Perl_save_strlen(pTHX_ STRLEN *ptr)
+{
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_STRLEN;
+
+ SS_ADD_IV(*ptr);
+ SS_ADD_PTR(ptr);
+ SS_ADD_UV(SAVEt_STRLEN);
+ SS_ADD_END(3);
}
/* Cannot use save_sptr() to store a char* since the SV** cast will
void
Perl_save_pptr(pTHX_ char **pptr)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(*pptr);
- SSPUSHPTR(pptr);
- SSPUSHINT(SAVEt_PPTR);
+ PERL_ARGS_ASSERT_SAVE_PPTR;
+
+ save_pushptrptr(*pptr, pptr, SAVEt_PPTR);
}
void
Perl_save_vptr(pTHX_ void *ptr)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(*(char**)ptr);
- SSPUSHPTR(ptr);
- SSPUSHINT(SAVEt_VPTR);
+ PERL_ARGS_ASSERT_SAVE_VPTR;
+
+ save_pushptrptr(*(char**)ptr, ptr, SAVEt_VPTR);
}
void
Perl_save_sptr(pTHX_ SV **sptr)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(*sptr);
- SSPUSHPTR(sptr);
- SSPUSHINT(SAVEt_SPTR);
+ PERL_ARGS_ASSERT_SAVE_SPTR;
+
+ save_pushptrptr(*sptr, sptr, SAVEt_SPTR);
}
void
-Perl_save_padsv(pTHX_ PADOFFSET off)
+Perl_save_padsv_and_mortalize(pTHX_ PADOFFSET off)
{
- dVAR;
- SSCHECK(4);
+ dSS_ADD;
+
ASSERT_CURPAD_ACTIVE("save_padsv");
- SSPUSHPTR(PL_curpad[off]);
- SSPUSHPTR(PL_comppad);
- SSPUSHLONG((long)off);
- SSPUSHINT(SAVEt_PADSV);
+ SS_ADD_PTR(SvREFCNT_inc_simple_NN(PL_curpad[off]));
+ SS_ADD_PTR(PL_comppad);
+ SS_ADD_UV((UV)off);
+ SS_ADD_UV(SAVEt_PADSV_AND_MORTALIZE);
+ SS_ADD_END(4);
}
void
Perl_save_hptr(pTHX_ HV **hptr)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(*hptr);
- SSPUSHPTR(hptr);
- SSPUSHINT(SAVEt_HPTR);
+ PERL_ARGS_ASSERT_SAVE_HPTR;
+
+ save_pushptrptr(*hptr, hptr, SAVEt_HPTR);
}
void
Perl_save_aptr(pTHX_ AV **aptr)
{
- dVAR;
- SSCHECK(3);
- SSPUSHPTR(*aptr);
- SSPUSHPTR(aptr);
- SSPUSHINT(SAVEt_APTR);
+ PERL_ARGS_ASSERT_SAVE_APTR;
+
+ save_pushptrptr(*aptr, aptr, SAVEt_APTR);
}
void
-Perl_save_freesv(pTHX_ SV *sv)
+Perl_save_pushptr(pTHX_ void *const ptr, const int type)
{
- dVAR;
- SSCHECK(2);
- SSPUSHPTR(sv);
- SSPUSHINT(SAVEt_FREESV);
+ dSS_ADD;
+ SS_ADD_PTR(ptr);
+ SS_ADD_UV(type);
+ SS_ADD_END(2);
}
void
-Perl_save_mortalizesv(pTHX_ SV *sv)
+Perl_save_clearsv(pTHX_ SV **svp)
{
- dVAR;
- SSCHECK(2);
- SSPUSHPTR(sv);
- SSPUSHINT(SAVEt_MORTALIZESV);
+ const UV offset = svp - PL_curpad;
+ const UV offset_shifted = offset << SAVE_TIGHT_SHIFT;
+
+ PERL_ARGS_ASSERT_SAVE_CLEARSV;
+
+ ASSERT_CURPAD_ACTIVE("save_clearsv");
+ SvPADSTALE_off(*svp); /* mark lexical as active */
+ if (UNLIKELY((offset_shifted >> SAVE_TIGHT_SHIFT) != offset)) {
+ Perl_croak(aTHX_ "panic: pad offset %"UVuf" out of range (%p-%p)",
+ offset, svp, PL_curpad);
+ }
+
+ {
+ dSS_ADD;
+ SS_ADD_UV(offset_shifted | SAVEt_CLEARSV);
+ SS_ADD_END(1);
+ }
}
void
-Perl_save_freeop(pTHX_ OP *o)
+Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen)
{
- dVAR;
- SSCHECK(2);
- SSPUSHPTR(o);
- SSPUSHINT(SAVEt_FREEOP);
+ PERL_ARGS_ASSERT_SAVE_DELETE;
+
+ save_pushptri32ptr(key, klen, SvREFCNT_inc_simple(hv), SAVEt_DELETE);
}
void
-Perl_save_freepv(pTHX_ char *pv)
+Perl_save_hdelete(pTHX_ HV *hv, SV *keysv)
{
- dVAR;
- SSCHECK(2);
- SSPUSHPTR(pv);
- SSPUSHINT(SAVEt_FREEPV);
+ STRLEN len;
+ I32 klen;
+ const char *key;
+
+ PERL_ARGS_ASSERT_SAVE_HDELETE;
+
+ key = SvPV_const(keysv, len);
+ klen = SvUTF8(keysv) ? -(I32)len : (I32)len;
+ SvREFCNT_inc_simple_void_NN(hv);
+ save_pushptri32ptr(savepvn(key, len), klen, hv, SAVEt_DELETE);
}
void
-Perl_save_clearsv(pTHX_ SV **svp)
+Perl_save_adelete(pTHX_ AV *av, SSize_t key)
{
- dVAR;
- ASSERT_CURPAD_ACTIVE("save_clearsv");
- SSCHECK(2);
- SSPUSHLONG((long)(svp-PL_curpad));
- SSPUSHINT(SAVEt_CLEARSV);
- SvPADSTALE_off(*svp); /* mark lexical as active */
+ dSS_ADD;
+
+ PERL_ARGS_ASSERT_SAVE_ADELETE;
+
+ SvREFCNT_inc_void(av);
+ SS_ADD_UV(key);
+ SS_ADD_PTR(av);
+ SS_ADD_IV(SAVEt_ADELETE);
+ SS_ADD_END(3);
}
void
-Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen)
+Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p)
{
- dVAR;
- SSCHECK(4);
- SSPUSHINT(klen);
- SSPUSHPTR(key);
- SSPUSHPTR(SvREFCNT_inc_simple(hv));
- SSPUSHINT(SAVEt_DELETE);
+ dSS_ADD;
+ PERL_ARGS_ASSERT_SAVE_DESTRUCTOR;
+
+ SS_ADD_DPTR(f);
+ SS_ADD_PTR(p);
+ SS_ADD_UV(SAVEt_DESTRUCTOR);
+ SS_ADD_END(3);
}
void
-Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p)
+Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p)
{
- dVAR;
- SSCHECK(3);
- SSPUSHDPTR(f);
- SSPUSHPTR(p);
- SSPUSHINT(SAVEt_DESTRUCTOR);
+ dSS_ADD;
+
+ SS_ADD_DXPTR(f);
+ SS_ADD_PTR(p);
+ SS_ADD_UV(SAVEt_DESTRUCTOR_X);
+ SS_ADD_END(3);
}
void
-Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p)
+Perl_save_hints(pTHX)
{
- dVAR;
- SSCHECK(3);
- SSPUSHDXPTR(f);
- SSPUSHPTR(p);
- SSPUSHINT(SAVEt_DESTRUCTOR_X);
+ COPHH *save_cophh = cophh_copy(CopHINTHASH_get(&PL_compiling));
+ if (PL_hints & HINT_LOCALIZE_HH) {
+ HV *oldhh = GvHV(PL_hintgv);
+ save_pushptri32ptr(oldhh, PL_hints, save_cophh, SAVEt_HINTS);
+ GvHV(PL_hintgv) = NULL; /* in case copying dies */
+ GvHV(PL_hintgv) = hv_copy_hints_hv(oldhh);
+ } else {
+ save_pushi32ptr(PL_hints, save_cophh, SAVEt_HINTS);
+ }
+}
+
+static void
+S_save_pushptri32ptr(pTHX_ void *const ptr1, const I32 i, void *const ptr2,
+ const int type)
+{
+ dSS_ADD;
+ SS_ADD_PTR(ptr1);
+ SS_ADD_INT(i);
+ SS_ADD_PTR(ptr2);
+ SS_ADD_UV(type);
+ SS_ADD_END(4);
}
void
-Perl_save_aelem(pTHX_ AV *av, I32 idx, SV **sptr)
+Perl_save_aelem_flags(pTHX_ AV *av, SSize_t idx, SV **sptr,
+ const U32 flags)
{
- dVAR;
+ dSS_ADD;
SV *sv;
+
+ PERL_ARGS_ASSERT_SAVE_AELEM_FLAGS;
+
SvGETMAGIC(*sptr);
- SSCHECK(4);
- SSPUSHPTR(SvREFCNT_inc_simple(av));
- SSPUSHINT(idx);
- SSPUSHPTR(SvREFCNT_inc(*sptr));
- SSPUSHINT(SAVEt_AELEM);
- /* if it gets reified later, the restore will have the wrong refcnt */
- if (!AvREAL(av) && AvREIFY(av))
- SvREFCNT_inc_void(*sptr);
- save_scalar_at(sptr);
+ SS_ADD_PTR(SvREFCNT_inc_simple(av));
+ SS_ADD_IV(idx);
+ SS_ADD_PTR(SvREFCNT_inc(*sptr));
+ SS_ADD_UV(SAVEt_AELEM);
+ SS_ADD_END(4);
+ /* The array needs to hold a reference count on its new element, so it
+ must be AvREAL. */
+ if (UNLIKELY(!AvREAL(av) && AvREIFY(av)))
+ av_reify(av);
+ save_scalar_at(sptr, flags); /* XXX - FIXME - see #60360 */
+ if (flags & SAVEf_KEEPOLDELEM)
+ return;
sv = *sptr;
/* If we're localizing a tied array element, this new sv
* won't actually be stored in the array - so it won't get
* reaped when the localize ends. Ensure it gets reaped by
* mortifying it instead. DAPM */
- if (SvTIED_mg(sv, PERL_MAGIC_tiedelem))
+ if (UNLIKELY(SvTIED_mg((const SV *)av, PERL_MAGIC_tied)))
sv_2mortal(sv);
}
void
-Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr)
+Perl_save_helem_flags(pTHX_ HV *hv, SV *key, SV **sptr, const U32 flags)
{
- dVAR;
SV *sv;
+
+ PERL_ARGS_ASSERT_SAVE_HELEM_FLAGS;
+
SvGETMAGIC(*sptr);
- SSCHECK(4);
- SSPUSHPTR(SvREFCNT_inc_simple(hv));
- SSPUSHPTR(newSVsv(key));
- SSPUSHPTR(SvREFCNT_inc(*sptr));
- SSPUSHINT(SAVEt_HELEM);
- save_scalar_at(sptr);
+ {
+ dSS_ADD;
+ SS_ADD_PTR(SvREFCNT_inc_simple(hv));
+ SS_ADD_PTR(newSVsv(key));
+ SS_ADD_PTR(SvREFCNT_inc(*sptr));
+ SS_ADD_UV(SAVEt_HELEM);
+ SS_ADD_END(4);
+ }
+ save_scalar_at(sptr, flags);
+ if (flags & SAVEf_KEEPOLDELEM)
+ return;
sv = *sptr;
/* If we're localizing a tied hash element, this new sv
* won't actually be stored in the hash - so it won't get
* reaped when the localize ends. Ensure it gets reaped by
* mortifying it instead. DAPM */
- if (SvTIED_mg(sv, PERL_MAGIC_tiedelem))
+ if (UNLIKELY(SvTIED_mg((const SV *)hv, PERL_MAGIC_tied)))
sv_2mortal(sv);
}
SV*
Perl_save_svref(pTHX_ SV **sptr)
{
- dVAR;
- SvGETMAGIC(*sptr);
- SSCHECK(3);
- SSPUSHPTR(sptr);
- SSPUSHPTR(SvREFCNT_inc(*sptr));
- SSPUSHINT(SAVEt_SVREF);
- return save_scalar_at(sptr);
-}
+ PERL_ARGS_ASSERT_SAVE_SVREF;
-void
-Perl_save_op(pTHX)
-{
- dVAR;
- SSCHECK(2);
- SSPUSHPTR(PL_op);
- SSPUSHINT(SAVEt_OP);
+ SvGETMAGIC(*sptr);
+ save_pushptrptr(sptr, SvREFCNT_inc(*sptr), SAVEt_SVREF);
+ return save_scalar_at(sptr, SAVEf_SETMAGIC); /* XXX - FIXME - see #60360 */
}
I32
Perl_save_alloc(pTHX_ I32 size, I32 pad)
{
- dVAR;
- register const I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix]
- - (char*)PL_savestack);
- register const I32 elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack));
+ const I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix]
+ - (char*)PL_savestack);
+ const UV elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack));
+ const UV elems_shifted = elems << SAVE_TIGHT_SHIFT;
+
+ if (UNLIKELY((elems_shifted >> SAVE_TIGHT_SHIFT) != elems))
+ Perl_croak(aTHX_
+ "panic: save_alloc elems %"UVuf" out of range (%"IVdf"-%"IVdf")",
+ elems, (IV)size, (IV)pad);
- SSGROW(elems + 2);
+ SSGROW(elems + 1);
PL_savestack_ix += elems;
- SSPUSHINT(elems);
- SSPUSHINT(SAVEt_ALLOC);
+ SSPUSHUV(SAVEt_ALLOC | elems_shifted);
return start;
}
+
+
+#define ARG0_SV MUTABLE_SV(arg0.any_ptr)
+#define ARG0_AV MUTABLE_AV(arg0.any_ptr)
+#define ARG0_HV MUTABLE_HV(arg0.any_ptr)
+#define ARG0_PTR arg0.any_ptr
+#define ARG0_PV (char*)(arg0.any_ptr)
+#define ARG0_PVP (char**)(arg0.any_ptr)
+#define ARG0_I32 (arg0.any_i32)
+
+#define ARG1_SV MUTABLE_SV(arg1.any_ptr)
+#define ARG1_AV MUTABLE_AV(arg1.any_ptr)
+#define ARG1_GV MUTABLE_GV(arg1.any_ptr)
+#define ARG1_SVP (SV**)(arg1.any_ptr)
+#define ARG1_PVP (char**)(arg1.any_ptr)
+#define ARG1_PTR arg1.any_ptr
+#define ARG1_PV (char*)(arg1.any_ptr)
+#define ARG1_I32 (arg1.any_i32)
+
+#define ARG2_SV MUTABLE_SV(arg2.any_ptr)
+#define ARG2_AV MUTABLE_AV(arg2.any_ptr)
+#define ARG2_HV MUTABLE_HV(arg2.any_ptr)
+#define ARG2_GV MUTABLE_GV(arg2.any_ptr)
+#define ARG2_PV (char*)(arg2.any_ptr)
+
void
Perl_leave_scope(pTHX_ I32 base)
{
- dVAR;
- register SV *sv;
- register SV *value;
- register GV *gv;
- register AV *av;
- register HV *hv;
- void* ptr;
- register char* str;
- I32 i;
-
- if (base < -1)
- Perl_croak(aTHX_ "panic: corrupt saved stack index");
+ /* Localise the effects of the TAINT_NOT inside the loop. */
+ bool was = TAINT_get;
+
+ ANY arg0, arg1, arg2;
+
+ /* these initialisations are logically unnecessary, but they shut up
+ * spurious 'may be used uninitialized' compiler warnings */
+ arg0.any_ptr = NULL;
+ arg1.any_ptr = NULL;
+ arg2.any_ptr = NULL;
+
+ if (UNLIKELY(base < -1))
+ Perl_croak(aTHX_ "panic: corrupt saved stack index %ld", (long) base);
+ DEBUG_l(Perl_deb(aTHX_ "savestack: releasing items %ld -> %ld\n",
+ (long)PL_savestack_ix, (long)base));
while (PL_savestack_ix > base) {
- switch (SSPOPINT) {
+ UV uv;
+ U8 type;
+
+ SV *refsv;
+ SV **svp;
+
+ TAINT_NOT;
+
+ {
+ I32 ix = PL_savestack_ix - 1;
+ ANY *p = &PL_savestack[ix];
+ uv = p->any_uv;
+ type = (U8)uv & SAVE_MASK;
+ if (type > SAVEt_ARG0_MAX) {
+ ANY *p0 = p;
+ arg0 = *--p;
+ if (type > SAVEt_ARG1_MAX) {
+ arg1 = *--p;
+ if (type > SAVEt_ARG2_MAX) {
+ arg2 = *--p;
+ }
+ }
+ ix -= (p0 - p);
+ }
+ PL_savestack_ix = ix;
+ }
+
+ switch (type) {
case SAVEt_ITEM: /* normal string */
- value = (SV*)SSPOPPTR;
- sv = (SV*)SSPOPPTR;
- sv_replace(sv,value);
- PL_localizing = 2;
- SvSETMAGIC(sv);
- PL_localizing = 0;
+ sv_replace(ARG1_SV, ARG0_SV);
+ if (UNLIKELY(SvSMAGICAL(ARG1_SV))) {
+ PL_localizing = 2;
+ mg_set(ARG1_SV);
+ PL_localizing = 0;
+ }
break;
+
+ /* This would be a mathom, but Perl_save_svref() calls a static
+ function, S_save_scalar_at(), so has to stay in this file. */
+ case SAVEt_SVREF: /* scalar reference */
+ svp = ARG1_SVP;
+ refsv = NULL; /* what to refcnt_dec */
+ goto restore_sv;
+
case SAVEt_SV: /* scalar reference */
- value = (SV*)SSPOPPTR;
- gv = (GV*)SSPOPPTR;
- ptr = &GvSV(gv);
- av = (AV*)gv; /* what to refcnt_dec */
+ svp = &GvSV(ARG1_GV);
+ refsv = ARG1_SV; /* what to refcnt_dec */
restore_sv:
- sv = *(SV**)ptr;
- DEBUG_S(PerlIO_printf(Perl_debug_log,
- "restore svref: %p %p:%s -> %p:%s\n",
- (void*)ptr, (void*)sv, SvPEEK(sv),
- (void*)value, SvPEEK(value)));
- *(SV**)ptr = value;
+ {
+ SV * const sv = *svp;
+ *svp = ARG0_SV;
SvREFCNT_dec(sv);
- PL_localizing = 2;
- SvSETMAGIC(value);
- PL_localizing = 0;
- SvREFCNT_dec(value);
- if (av) /* actually an av, hv or gv */
- SvREFCNT_dec(av);
+ if (UNLIKELY(SvSMAGICAL(ARG0_SV))) {
+ PL_localizing = 2;
+ mg_set(ARG0_SV);
+ PL_localizing = 0;
+ }
+ SvREFCNT_dec_NN(ARG0_SV);
+ SvREFCNT_dec(refsv);
break;
+ }
case SAVEt_GENERIC_PVREF: /* generic pv */
- ptr = SSPOPPTR;
- str = (char*)SSPOPPTR;
- if (*(char**)ptr != str) {
- Safefree(*(char**)ptr);
- *(char**)ptr = str;
+ if (*ARG0_PVP != ARG1_PV) {
+ Safefree(*ARG0_PVP);
+ *ARG0_PVP = ARG1_PV;
}
break;
case SAVEt_SHARED_PVREF: /* shared pv */
- str = (char*)SSPOPPTR;
- ptr = SSPOPPTR;
- if (*(char**)ptr != str) {
+ if (*ARG1_PVP != ARG0_PV) {
#ifdef NETWARE
- PerlMem_free(*(char**)ptr);
+ PerlMem_free(*ARG1_PVP);
#else
- PerlMemShared_free(*(char**)ptr);
+ PerlMemShared_free(*ARG1_PVP);
#endif
- *(char**)ptr = str;
+ *ARG1_PVP = ARG0_PV;
}
break;
+ case SAVEt_GVSV: /* scalar slot in GV */
+ svp = &GvSV(ARG1_GV);
+ goto restore_svp;
case SAVEt_GENERIC_SVREF: /* generic sv */
- value = (SV*)SSPOPPTR;
- ptr = SSPOPPTR;
- sv = *(SV**)ptr;
- *(SV**)ptr = value;
+ svp = ARG1_SVP;
+ restore_svp:
+ {
+ SV * const sv = *svp;
+ *svp = ARG0_SV;
SvREFCNT_dec(sv);
- SvREFCNT_dec(value);
+ SvREFCNT_dec(ARG0_SV);
break;
- case SAVEt_AV: /* array reference */
- av = (AV*)SSPOPPTR;
- gv = (GV*)SSPOPPTR;
- if (GvAV(gv)) {
- SvREFCNT_dec(GvAV(gv));
- }
- GvAV(gv) = av;
- if (SvMAGICAL(av)) {
- PL_localizing = 2;
- SvSETMAGIC((SV*)av);
- PL_localizing = 0;
+ }
+ case SAVEt_GVSLOT: /* any slot in GV */
+ {
+ HV *const hv = GvSTASH(ARG2_GV);
+ svp = ARG1_SVP;
+ if (hv && HvENAME(hv) && (
+ (ARG0_SV && SvTYPE(ARG0_SV) == SVt_PVCV)
+ || (*svp && SvTYPE(*svp) == SVt_PVCV)
+ ))
+ {
+ if ((char *)svp < (char *)GvGP(ARG2_GV)
+ || (char *)svp > (char *)GvGP(ARG2_GV) + sizeof(struct gp)
+ || GvREFCNT(ARG2_GV) > 2) /* "> 2" to ignore savestack's ref */
+ PL_sub_generation++;
+ else mro_method_changed_in(hv);
}
+ goto restore_svp;
+ }
+ case SAVEt_AV: /* array reference */
+ SvREFCNT_dec(GvAV(ARG1_GV));
+ GvAV(ARG1_GV) = ARG0_AV;
+ if (UNLIKELY(SvSMAGICAL(ARG0_SV))) {
+ PL_localizing = 2;
+ mg_set(ARG0_SV);
+ PL_localizing = 0;
+ }
+ SvREFCNT_dec_NN(ARG1_GV);
break;
case SAVEt_HV: /* hash reference */
- hv = (HV*)SSPOPPTR;
- gv = (GV*)SSPOPPTR;
- if (GvHV(gv)) {
- SvREFCNT_dec(GvHV(gv));
- }
- GvHV(gv) = hv;
- if (SvMAGICAL(hv)) {
- PL_localizing = 2;
- SvSETMAGIC((SV*)hv);
- PL_localizing = 0;
- }
+ SvREFCNT_dec(GvHV(ARG1_GV));
+ GvHV(ARG1_GV) = ARG0_HV;
+ if (UNLIKELY(SvSMAGICAL(ARG0_SV))) {
+ PL_localizing = 2;
+ mg_set(ARG0_SV);
+ PL_localizing = 0;
+ }
+ SvREFCNT_dec_NN(ARG1_GV);
+ break;
+ case SAVEt_INT_SMALL:
+ *(int*)ARG0_PTR = (int)(uv >> SAVE_TIGHT_SHIFT);
break;
case SAVEt_INT: /* int reference */
- ptr = SSPOPPTR;
- *(int*)ptr = (int)SSPOPINT;
+ *(int*)ARG0_PTR = (int)ARG1_I32;
+ break;
+ case SAVEt_STRLEN: /* STRLEN/size_t ref */
+ *(STRLEN*)ARG0_PTR = (STRLEN)arg1.any_iv;
break;
case SAVEt_BOOL: /* bool reference */
- ptr = SSPOPPTR;
- *(bool*)ptr = (bool)SSPOPBOOL;
+ *(bool*)ARG0_PTR = cBOOL(uv >> 8);
+#ifdef NO_TAINT_SUPPORT
+ PERL_UNUSED_VAR(was);
+#else
+ if (UNLIKELY(ARG0_PTR == &(TAINT_get))) {
+ /* If we don't update <was>, to reflect what was saved on the
+ * stack for PL_tainted, then we will overwrite this attempt to
+ * restore it when we exit this routine. Note that this won't
+ * work if this value was saved in a wider-than necessary type,
+ * such as I32 */
+ was = *(bool*)ARG0_PTR;
+ }
+#endif
+ break;
+ case SAVEt_I32_SMALL:
+ *(I32*)ARG0_PTR = (I32)(uv >> SAVE_TIGHT_SHIFT);
break;
case SAVEt_I32: /* I32 reference */
- ptr = SSPOPPTR;
#ifdef PERL_DEBUG_READONLY_OPS
- {
- const I32 val = SSPOPINT;
- if (*(I32*)ptr != val)
- *(I32*)ptr = val;
- }
-#else
- *(I32*)ptr = (I32)SSPOPINT;
+ if (*(I32*)ARG0_PTR != ARG1_I32)
#endif
+ *(I32*)ARG0_PTR = ARG1_I32;
break;
case SAVEt_SPTR: /* SV* reference */
- ptr = SSPOPPTR;
- *(SV**)ptr = (SV*)SSPOPPTR;
+ *(SV**)(ARG0_PTR)= ARG1_SV;
break;
case SAVEt_VPTR: /* random* reference */
case SAVEt_PPTR: /* char* reference */
- ptr = SSPOPPTR;
- *(char**)ptr = (char*)SSPOPPTR;
+ *ARG0_PVP = ARG1_PV;
break;
case SAVEt_HPTR: /* HV* reference */
- ptr = SSPOPPTR;
- *(HV**)ptr = (HV*)SSPOPPTR;
+ *(HV**)ARG0_PTR = MUTABLE_HV(ARG1_PTR);
break;
case SAVEt_APTR: /* AV* reference */
- ptr = SSPOPPTR;
- *(AV**)ptr = (AV*)SSPOPPTR;
+ *(AV**)ARG0_PTR = ARG1_AV;
break;
case SAVEt_GP: /* scalar reference */
- ptr = SSPOPPTR;
- gv = (GV*)SSPOPPTR;
- gp_free(gv);
- GvGP(gv) = (GP*)ptr;
- /* putting a method back into circulation ("local")*/
- if (GvCVu(gv) && (hv=GvSTASH(gv)) && HvNAME_get(hv))
- mro_method_changed_in(hv);
- SvREFCNT_dec(gv);
+ {
+ HV *hv;
+ /* possibly taking a method out of circulation */
+ const bool had_method = !!GvCVu(ARG1_GV);
+ gp_free(ARG1_GV);
+ GvGP_set(ARG1_GV, (GP*)ARG0_PTR);
+ if ((hv=GvSTASH(ARG1_GV)) && HvENAME_get(hv)) {
+ if ( GvNAMELEN(ARG1_GV) == 3
+ && strnEQ(GvNAME(ARG1_GV), "ISA", 3)
+ )
+ mro_isa_changed_in(hv);
+ else if (had_method || GvCVu(ARG1_GV))
+ /* putting a method back into circulation ("local")*/
+ gv_method_changed(ARG1_GV);
+ }
+ SvREFCNT_dec_NN(ARG1_GV);
break;
+ }
case SAVEt_FREESV:
- ptr = SSPOPPTR;
- SvREFCNT_dec((SV*)ptr);
+ SvREFCNT_dec(ARG0_SV);
+ break;
+ case SAVEt_FREECOPHH:
+ cophh_free((COPHH *)ARG0_PTR);
break;
case SAVEt_MORTALIZESV:
- ptr = SSPOPPTR;
- sv_2mortal((SV*)ptr);
+ sv_2mortal(ARG0_SV);
break;
case SAVEt_FREEOP:
- ptr = SSPOPPTR;
- ASSERT_CURPAD_LEGAL("SAVEt_FREEOP"); /* XXX DAPM tmp */
- op_free((OP*)ptr);
+ ASSERT_CURPAD_LEGAL("SAVEt_FREEOP");
+ op_free((OP*)ARG0_PTR);
break;
case SAVEt_FREEPV:
- ptr = SSPOPPTR;
- Safefree(ptr);
+ Safefree(ARG0_PTR);
break;
+
+ {
+ SV **svp;
+ I32 i;
+ SV *sv;
+
+ case SAVEt_CLEARPADRANGE:
+ i = (I32)((uv >> SAVE_TIGHT_SHIFT) & OPpPADRANGE_COUNTMASK);
+ svp = &PL_curpad[uv >>
+ (OPpPADRANGE_COUNTSHIFT + SAVE_TIGHT_SHIFT)] + i - 1;
+ goto clearsv;
case SAVEt_CLEARSV:
- ptr = (void*)&PL_curpad[SSPOPLONG];
- sv = *(SV**)ptr;
-
- DEBUG_Xv(PerlIO_printf(Perl_debug_log,
- "Pad 0x%"UVxf"[0x%"UVxf"] clearsv: %ld sv=0x%"UVxf"<%"IVdf"> %s\n",
- PTR2UV(PL_comppad), PTR2UV(PL_curpad),
- (long)((SV **)ptr-PL_curpad), PTR2UV(sv), (IV)SvREFCNT(sv),
- (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) ? "clear" : "abandon"
- ));
-
- /* Can clear pad variable in place? */
- if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) {
- /*
- * if a my variable that was made readonly is going out of
- * scope, we want to remove the readonlyness so that it can
- * go out of scope quietly
- */
- if (SvPADMY(sv) && !SvFAKE(sv))
- SvREADONLY_off(sv);
-
- if (SvTHINKFIRST(sv))
- sv_force_normal_flags(sv, SV_IMMEDIATE_UNREF);
- if (SvMAGICAL(sv))
- mg_free(sv);
-
- switch (SvTYPE(sv)) {
- case SVt_NULL:
- break;
- case SVt_PVAV:
- av_clear((AV*)sv);
- break;
- case SVt_PVHV:
- hv_clear((HV*)sv);
- break;
- case SVt_PVCV:
- Perl_croak(aTHX_ "panic: leave_scope pad code");
- default:
- SvOK_off(sv);
- break;
- }
- SvPADSTALE_on(sv); /* mark as no longer live */
- }
- else { /* Someone has a claim on this, so abandon it. */
- const U32 padflags = SvFLAGS(sv) & (SVs_PADMY|SVs_PADTMP);
- switch (SvTYPE(sv)) { /* Console ourselves with a new value */
- case SVt_PVAV: *(SV**)ptr = (SV*)newAV(); break;
- case SVt_PVHV: *(SV**)ptr = (SV*)newHV(); break;
- default: *(SV**)ptr = newSV(0); break;
- }
- SvREFCNT_dec(sv); /* Cast current value to the winds. */
- /* preserve pad nature, but also mark as not live
- * for any closure capturing */
- SvFLAGS(*(SV**)ptr) |= padflags | SVs_PADSTALE;
- }
+ svp = &PL_curpad[uv >> SAVE_TIGHT_SHIFT];
+ i = 1;
+ clearsv:
+ for (; i; i--, svp--) {
+ sv = *svp;
+
+ DEBUG_Xv(PerlIO_printf(Perl_debug_log,
+ "Pad 0x%"UVxf"[0x%"UVxf"] clearsv: %ld sv=0x%"UVxf"<%"IVdf"> %s\n",
+ PTR2UV(PL_comppad), PTR2UV(PL_curpad),
+ (long)(svp-PL_curpad), PTR2UV(sv), (IV)SvREFCNT(sv),
+ (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) ? "clear" : "abandon"
+ ));
+
+ assert(SvPADMY(sv));
+
+ /* Can clear pad variable in place? */
+ if (SvREFCNT(sv) == 1 && !SvOBJECT(sv)) {
+
+ /* these flags are the union of all the relevant flags
+ * in the individual conditions within */
+ if (UNLIKELY(SvFLAGS(sv) & (
+ SVf_READONLY /* for SvREADONLY_off() */
+ | (SVs_GMG|SVs_SMG|SVs_RMG) /* SvMAGICAL() */
+ | SVf_OOK
+ | SVf_THINKFIRST)))
+ {
+ /* if a my variable that was made readonly is
+ * going out of scope, we want to remove the
+ * readonlyness so that it can go out of scope
+ * quietly
+ */
+ if (SvREADONLY(sv) && !SvFAKE(sv))
+ SvREADONLY_off(sv);
+
+ if (SvOOK(sv)) { /* OOK or HvAUX */
+ if (SvTYPE(sv) == SVt_PVHV)
+ Perl_hv_kill_backrefs(aTHX_ MUTABLE_HV(sv));
+ else
+ sv_backoff(sv);
+ }
+
+ if (SvMAGICAL(sv)) {
+ /* note that backrefs (either in HvAUX or magic)
+ * must be removed before other magic */
+ sv_unmagic(sv, PERL_MAGIC_backref);
+ if (SvTYPE(sv) != SVt_PVCV)
+ mg_free(sv);
+ }
+ if (SvTHINKFIRST(sv))
+ sv_force_normal_flags(sv, SV_IMMEDIATE_UNREF
+ |SV_COW_DROP_PV);
+
+ }
+ switch (SvTYPE(sv)) {
+ case SVt_NULL:
+ break;
+ case SVt_PVAV:
+ av_clear(MUTABLE_AV(sv));
+ break;
+ case SVt_PVHV:
+ hv_clear(MUTABLE_HV(sv));
+ break;
+ case SVt_PVCV:
+ {
+ HEK *hek =
+ CvNAMED(sv)
+ ? CvNAME_HEK((CV *)sv)
+ : GvNAME_HEK(CvGV(sv));
+ assert(hek);
+ (void)share_hek_hek(hek);
+ cv_undef((CV *)sv);
+ CvNAME_HEK_set(sv, hek);
+ CvLEXICAL_on(sv);
+ break;
+ }
+ default:
+ /* This looks odd, but these two macros are for use in
+ expressions and finish with a trailing comma, so
+ adding a ; after them would be wrong. */
+ assert_not_ROK(sv)
+ assert_not_glob(sv)
+ SvFLAGS(sv) &=~ (SVf_OK|SVf_IVisUV|SVf_UTF8);
+ break;
+ }
+ SvPADSTALE_on(sv); /* mark as no longer live */
+ }
+ else { /* Someone has a claim on this, so abandon it. */
+ assert( SvFLAGS(sv) & SVs_PADMY);
+ assert(!(SvFLAGS(sv) & SVs_PADTMP));
+ switch (SvTYPE(sv)) { /* Console ourselves with a new value */
+ case SVt_PVAV: *svp = MUTABLE_SV(newAV()); break;
+ case SVt_PVHV: *svp = MUTABLE_SV(newHV()); break;
+ case SVt_PVCV:
+ {
+ HEK * const hek = CvNAMED(sv)
+ ? CvNAME_HEK((CV *)sv)
+ : GvNAME_HEK(CvGV(sv));
+
+ /* Create a stub */
+ *svp = newSV_type(SVt_PVCV);
+
+ /* Share name */
+ CvNAME_HEK_set(*svp,
+ share_hek_hek(hek));
+ CvLEXICAL_on(*svp);
+ break;
+ }
+ default: *svp = newSV(0); break;
+ }
+ SvREFCNT_dec_NN(sv); /* Cast current value to the winds. */
+ /* preserve pad nature, but also mark as not live
+ * for any closure capturing */
+ SvFLAGS(*svp) |= (SVs_PADMY|SVs_PADSTALE);
+ }
+ }
break;
+ }
case SAVEt_DELETE:
- ptr = SSPOPPTR;
- hv = (HV*)ptr;
- ptr = SSPOPPTR;
- (void)hv_delete(hv, (char*)ptr, (I32)SSPOPINT, G_DISCARD);
- SvREFCNT_dec(hv);
- Safefree(ptr);
+ (void)hv_delete(ARG0_HV, ARG2_PV, ARG1_I32, G_DISCARD);
+ SvREFCNT_dec(ARG0_HV);
+ Safefree(arg2.any_ptr);
+ break;
+ case SAVEt_ADELETE:
+ (void)av_delete(ARG0_AV, arg1.any_iv, G_DISCARD);
+ SvREFCNT_dec(ARG0_AV);
break;
case SAVEt_DESTRUCTOR_X:
- ptr = SSPOPPTR;
- (*SSPOPDXPTR)(aTHX_ ptr);
+ (*arg1.any_dxptr)(aTHX_ ARG0_PTR);
break;
case SAVEt_REGCONTEXT:
+ /* regexp must have croaked */
case SAVEt_ALLOC:
- i = SSPOPINT;
- PL_savestack_ix -= i; /* regexp must have croaked */
+ PL_savestack_ix -= uv >> SAVE_TIGHT_SHIFT;
break;
case SAVEt_STACK_POS: /* Position on Perl stack */
- i = SSPOPINT;
- PL_stack_sp = PL_stack_base + i;
- break;
- case SAVEt_STACK_CXPOS: /* blk_oldsp on context stack */
- i = SSPOPINT;
- cxstack[i].blk_oldsp = SSPOPINT;
+ PL_stack_sp = PL_stack_base + arg0.any_i32;
break;
case SAVEt_AELEM: /* array element */
- value = (SV*)SSPOPPTR;
- i = SSPOPINT;
- av = (AV*)SSPOPPTR;
- ptr = av_fetch(av,i,1);
- if (!AvREAL(av) && AvREIFY(av)) /* undo reify guard */
- SvREFCNT_dec(value);
- if (ptr) {
- sv = *(SV**)ptr;
- if (sv && sv != &PL_sv_undef) {
- if (SvTIED_mg((SV*)av, PERL_MAGIC_tied))
+ svp = av_fetch(ARG2_AV, arg1.any_iv, 1);
+ if (UNLIKELY(!AvREAL(ARG2_AV) && AvREIFY(ARG2_AV))) /* undo reify guard */
+ SvREFCNT_dec(ARG0_SV);
+ if (LIKELY(svp)) {
+ SV * const sv = *svp;
+ if (LIKELY(sv && sv != &PL_sv_undef)) {
+ if (UNLIKELY(SvTIED_mg((const SV *)ARG2_AV, PERL_MAGIC_tied)))
SvREFCNT_inc_void_NN(sv);
+ refsv = ARG2_SV;
goto restore_sv;
}
}
- SvREFCNT_dec(av);
- SvREFCNT_dec(value);
+ SvREFCNT_dec(ARG2_AV);
+ SvREFCNT_dec(ARG0_SV);
break;
case SAVEt_HELEM: /* hash element */
- value = (SV*)SSPOPPTR;
- sv = (SV*)SSPOPPTR;
- hv = (HV*)SSPOPPTR;
- ptr = hv_fetch_ent(hv, sv, 1, 0);
- if (ptr) {
- const SV * const oval = HeVAL((HE*)ptr);
- if (oval && oval != &PL_sv_undef) {
- ptr = &HeVAL((HE*)ptr);
- if (SvTIED_mg((SV*)hv, PERL_MAGIC_tied))
- SvREFCNT_inc_void(*(SV**)ptr);
- SvREFCNT_dec(sv);
- av = (AV*)hv; /* what to refcnt_dec */
+ {
+ HE * const he = hv_fetch_ent(ARG2_HV, ARG1_SV, 1, 0);
+ SvREFCNT_dec(ARG1_SV);
+ if (LIKELY(he)) {
+ const SV * const oval = HeVAL(he);
+ if (LIKELY(oval && oval != &PL_sv_undef)) {
+ svp = &HeVAL(he);
+ if (UNLIKELY(SvTIED_mg((const SV *)ARG2_HV, PERL_MAGIC_tied)))
+ SvREFCNT_inc_void(*svp);
+ refsv = ARG2_SV; /* what to refcnt_dec */
goto restore_sv;
}
}
- SvREFCNT_dec(hv);
- SvREFCNT_dec(sv);
- SvREFCNT_dec(value);
+ SvREFCNT_dec(ARG2_HV);
+ SvREFCNT_dec(ARG0_SV);
break;
+ }
case SAVEt_OP:
- PL_op = (OP*)SSPOPPTR;
+ PL_op = (OP*)ARG0_PTR;
break;
case SAVEt_HINTS:
- if ((PL_hints & HINT_LOCALIZE_HH) && GvHV(PL_hintgv)) {
- SvREFCNT_dec((SV*)GvHV(PL_hintgv));
+ if ((PL_hints & HINT_LOCALIZE_HH)) {
+ while (GvHV(PL_hintgv)) {
+ HV *hv = GvHV(PL_hintgv);
GvHV(PL_hintgv) = NULL;
+ SvREFCNT_dec(MUTABLE_SV(hv));
+ }
}
- *(I32*)&PL_hints = (I32)SSPOPINT;
- Perl_refcounted_he_free(aTHX_ PL_compiling.cop_hints_hash);
- PL_compiling.cop_hints_hash = (struct refcounted_he *) SSPOPPTR;
+ cophh_free(CopHINTHASH_get(&PL_compiling));
+ CopHINTHASH_set(&PL_compiling, (COPHH*)ARG0_PTR);
+ *(I32*)&PL_hints = ARG1_I32;
if (PL_hints & HINT_LOCALIZE_HH) {
- SvREFCNT_dec((SV*)GvHV(PL_hintgv));
- GvHV(PL_hintgv) = (HV*)SSPOPPTR;
- assert(GvHV(PL_hintgv));
- } else if (!GvHV(PL_hintgv)) {
- /* Need to add a new one manually, else gv_fetchpv() can
- add one in this code:
-
- if (SvTYPE(gv) == SVt_PVGV) {
- if (add) {
- GvMULTI_on(gv);
- gv_init_sv(gv, sv_type);
- if (*name=='!' && sv_type == SVt_PVHV && len==1)
- require_errno(gv);
- }
- return gv;
- }
-
- and it won't have the magic set. */
-
+ SvREFCNT_dec(MUTABLE_SV(GvHV(PL_hintgv)));
+ GvHV(PL_hintgv) = MUTABLE_HV(SSPOPPTR);
+ }
+ if (!GvHV(PL_hintgv)) {
+ /* Need to add a new one manually, else rv2hv can
+ add one via GvHVn and it won't have the magic set. */
HV *const hv = newHV();
hv_magic(hv, NULL, PERL_MAGIC_hints);
GvHV(PL_hintgv) = hv;
assert(GvHV(PL_hintgv));
break;
case SAVEt_COMPPAD:
- PL_comppad = (PAD*)SSPOPPTR;
- if (PL_comppad)
+ PL_comppad = (PAD*)ARG0_PTR;
+ if (LIKELY(PL_comppad))
PL_curpad = AvARRAY(PL_comppad);
else
PL_curpad = NULL;
break;
- case SAVEt_PADSV:
+ case SAVEt_PADSV_AND_MORTALIZE:
{
- const PADOFFSET off = (PADOFFSET)SSPOPLONG;
- ptr = SSPOPPTR;
- if (ptr)
- AvARRAY((PAD*)ptr)[off] = (SV*)SSPOPPTR;
+ SV **svp;
+ assert (ARG1_PTR);
+ svp = AvARRAY((PAD*)ARG1_PTR) + (PADOFFSET)arg0.any_uv;
+ /* This mortalizing used to be done by POPLOOP() via itersave.
+ But as we have all the information here, we can do it here,
+ save even having to have itersave in the struct. */
+ sv_2mortal(*svp);
+ *svp = ARG2_SV;
}
break;
case SAVEt_SAVESWITCHSTACK:
{
dSP;
- AV* const t = (AV*)SSPOPPTR;
- AV* const f = (AV*)SSPOPPTR;
- SWITCHSTACK(t,f);
- PL_curstackinfo->si_stack = f;
+ SWITCHSTACK(ARG0_AV, ARG1_AV);
+ PL_curstackinfo->si_stack = ARG1_AV;
}
break;
case SAVEt_SET_SVFLAGS:
- {
- const U32 val = (U32)SSPOPINT;
- const U32 mask = (U32)SSPOPINT;
- sv = (SV*)SSPOPPTR;
- SvFLAGS(sv) &= ~mask;
- SvFLAGS(sv) |= val;
- }
+ SvFLAGS(ARG2_SV) &= ~((U32)ARG1_I32);
+ SvFLAGS(ARG2_SV) |= (U32)ARG0_I32;
break;
+
/* These are only saved in mathoms.c */
- case SAVEt_SVREF: /* scalar reference */
- value = (SV*)SSPOPPTR;
- ptr = SSPOPPTR;
- av = NULL; /* what to refcnt_dec */
- goto restore_sv;
+ case SAVEt_NSTAB:
+ (void)sv_clear(ARG0_SV);
+ break;
case SAVEt_LONG: /* long reference */
- ptr = SSPOPPTR;
- *(long*)ptr = (long)SSPOPLONG;
+ *(long*)ARG0_PTR = arg1.any_long;
+ break;
+ case SAVEt_IV: /* IV reference */
+ *(IV*)ARG0_PTR = arg1.any_iv;
break;
+
case SAVEt_I16: /* I16 reference */
- ptr = SSPOPPTR;
- *(I16*)ptr = (I16)SSPOPINT;
+ *(I16*)ARG0_PTR = (I16)(uv >> 8);
break;
case SAVEt_I8: /* I8 reference */
- ptr = SSPOPPTR;
- *(I8*)ptr = (I8)SSPOPINT;
- break;
- case SAVEt_IV: /* IV reference */
- ptr = SSPOPPTR;
- *(IV*)ptr = (IV)SSPOPIV;
- break;
- case SAVEt_NSTAB:
- gv = (GV*)SSPOPPTR;
- (void)sv_clear((SV*)gv);
+ *(I8*)ARG0_PTR = (I8)(uv >> 8);
break;
case SAVEt_DESTRUCTOR:
- ptr = SSPOPPTR;
- (*SSPOPDPTR)(ptr);
- break;
- case SAVEt_COP_ARYBASE:
- ptr = SSPOPPTR;
- i = SSPOPINT;
- CopARYBASE_set((COP *)ptr, i);
+ (*arg1.any_dptr)(ARG0_PTR);
break;
case SAVEt_COMPILE_WARNINGS:
- ptr = SSPOPPTR;
-
if (!specialWARN(PL_compiling.cop_warnings))
PerlMemShared_free(PL_compiling.cop_warnings);
- PL_compiling.cop_warnings = (STRLEN*)ptr;
- break;
- case SAVEt_RE_STATE:
- {
- const struct re_save_state *const state
- = (struct re_save_state *)
- (PL_savestack + PL_savestack_ix
- - SAVESTACK_ALLOC_FOR_RE_SAVE_STATE);
- PL_savestack_ix -= SAVESTACK_ALLOC_FOR_RE_SAVE_STATE;
-
- if (PL_reg_start_tmp != state->re_state_reg_start_tmp) {
- Safefree(PL_reg_start_tmp);
- }
- if (PL_reg_poscache != state->re_state_reg_poscache) {
- Safefree(PL_reg_poscache);
- }
- Copy(state, &PL_reg_state, 1, struct re_save_state);
- }
+ PL_compiling.cop_warnings = (STRLEN*)ARG0_PTR;
break;
case SAVEt_PARSER:
- ptr = SSPOPPTR;
- parser_free((yy_parser *) ptr);
+ parser_free((yy_parser *) ARG0_PTR);
+ break;
+ case SAVEt_READONLY_OFF:
+ SvREADONLY_off(ARG0_SV);
+ break;
+ case SAVEt_GP_ALIASED_SV: {
+ /* The GP may have been abandoned, leaving the savestack with
+ the only remaining reference to it. */
+ GP * const gp = (GP *)ARG0_PTR;
+ if (gp->gp_refcnt == 1) {
+ GV * const gv = (GV *)sv_2mortal(newSV_type(SVt_PVGV));
+ GvGP_set(gv,gp);
+ gp_free(gv);
+ }
+ else {
+ gp->gp_refcnt--;
+ if (uv >> 8) gp->gp_flags |= GPf_ALIASED_SV;
+ else gp->gp_flags &= ~GPf_ALIASED_SV;
+ }
break;
+ }
default:
- Perl_croak(aTHX_ "panic: leave_scope inconsistency");
+ Perl_croak(aTHX_ "panic: leave_scope inconsistency %u", type);
}
}
+
+ TAINT_set(was);
}
void
Perl_cx_dump(pTHX_ PERL_CONTEXT *cx)
{
- dVAR;
+ PERL_ARGS_ASSERT_CX_DUMP;
+
#ifdef DEBUGGING
PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]);
if (CxTYPE(cx) != CXt_SUBST) {
+ const char *gimme_text;
PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp);
PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n",
PTR2UV(cx->blk_oldcop));
PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp);
PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n",
PTR2UV(cx->blk_oldpm));
- PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR");
+ switch (cx->blk_gimme) {
+ case G_VOID:
+ gimme_text = "VOID";
+ break;
+ case G_SCALAR:
+ gimme_text = "SCALAR";
+ break;
+ case G_ARRAY:
+ gimme_text = "LIST";
+ break;
+ default:
+ gimme_text = "UNKNOWN";
+ break;
+ }
+ PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", gimme_text);
}
switch (CxTYPE(cx)) {
case CXt_NULL:
case CXt_BLOCK:
break;
case CXt_FORMAT:
- PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n",
- PTR2UV(cx->blk_sub.cv));
- PerlIO_printf(Perl_debug_log, "BLK_SUB.GV = 0x%"UVxf"\n",
- PTR2UV(cx->blk_sub.gv));
- PerlIO_printf(Perl_debug_log, "BLK_SUB.DFOUTGV = 0x%"UVxf"\n",
- PTR2UV(cx->blk_sub.dfoutgv));
- PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n",
- (int)cx->blk_sub.hasargs);
- PerlIO_printf(Perl_debug_log, "BLK_SUB.RETOP = 0x%"UVxf"\n",
- PTR2UV(cx->blk_sub.retop));
+ PerlIO_printf(Perl_debug_log, "BLK_FORMAT.CV = 0x%"UVxf"\n",
+ PTR2UV(cx->blk_format.cv));
+ PerlIO_printf(Perl_debug_log, "BLK_FORMAT.GV = 0x%"UVxf"\n",
+ PTR2UV(cx->blk_format.gv));
+ PerlIO_printf(Perl_debug_log, "BLK_FORMAT.DFOUTGV = 0x%"UVxf"\n",
+ PTR2UV(cx->blk_format.dfoutgv));
+ PerlIO_printf(Perl_debug_log, "BLK_FORMAT.HASARGS = %d\n",
+ (int)CxHASARGS(cx));
+ PerlIO_printf(Perl_debug_log, "BLK_FORMAT.RETOP = 0x%"UVxf"\n",
+ PTR2UV(cx->blk_format.retop));
break;
case CXt_SUB:
PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n",
PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n",
(long)cx->blk_sub.olddepth);
PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n",
- (int)cx->blk_sub.hasargs);
- PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n",
- (int)cx->blk_sub.lval);
+ (int)CxHASARGS(cx));
+ PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", (int)CxLVAL(cx));
PerlIO_printf(Perl_debug_log, "BLK_SUB.RETOP = 0x%"UVxf"\n",
PTR2UV(cx->blk_sub.retop));
break;
case CXt_EVAL:
PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n",
- (long)cx->blk_eval.old_in_eval);
+ (long)CxOLD_IN_EVAL(cx));
PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n",
- PL_op_name[cx->blk_eval.old_op_type],
- PL_op_desc[cx->blk_eval.old_op_type]);
+ PL_op_name[CxOLD_OP_TYPE(cx)],
+ PL_op_desc[CxOLD_OP_TYPE(cx)]);
if (cx->blk_eval.old_namesv)
PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n",
SvPVX_const(cx->blk_eval.old_namesv));
PTR2UV(cx->blk_eval.retop));
break;
- case CXt_LOOP:
- PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n",
- cx->blk_loop.label);
+ case CXt_LOOP_LAZYIV:
+ case CXt_LOOP_LAZYSV:
+ case CXt_LOOP_FOR:
+ case CXt_LOOP_PLAIN:
+ PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", CxLABEL(cx));
PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n",
(long)cx->blk_loop.resetsp);
PerlIO_printf(Perl_debug_log, "BLK_LOOP.MY_OP = 0x%"UVxf"\n",
PTR2UV(cx->blk_loop.my_op));
- PerlIO_printf(Perl_debug_log, "BLK_LOOP.NEXT_OP = 0x%"UVxf"\n",
- PTR2UV(CX_LOOP_NEXTOP_GET(cx)));
- PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n",
- (long)cx->blk_loop.iterix);
+ /* XXX: not accurate for LAZYSV/IV */
PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n",
- PTR2UV(cx->blk_loop.iterary));
+ PTR2UV(cx->blk_loop.state_u.ary.ary));
+ PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n",
+ (long)cx->blk_loop.state_u.ary.ix);
PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n",
PTR2UV(CxITERVAR(cx)));
- if (CxITERVAR(cx))
- PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERSAVE = 0x%"UVxf"\n",
- PTR2UV(cx->blk_loop.itersave));
- PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERLVAL = 0x%"UVxf"\n",
- PTR2UV(cx->blk_loop.iterlval));
break;
case CXt_SUBST:
PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n",
(long)cx->sb_rflags);
PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n",
- (long)cx->sb_once);
+ (long)CxONCE(cx));
PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n",
cx->sb_orig);
PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n",
* Local variables:
* c-indentation-style: bsd
* c-basic-offset: 4
- * indent-tabs-mode: t
+ * indent-tabs-mode: nil
* End:
*
- * ex: set ts=8 sts=4 sw=4 noet:
+ * ex: set ts=8 sts=4 sw=4 et:
*/
https://perl5.git.perl.org / perl5.git / blobdiff