#ifndef SvRV_const
# define SvRV_const(rv) SvRV(rv)
#endif
+#ifndef SvOOK_offset
+# define SvOOK_offset(sv, len) STMT_START { len = SvIVX(sv); } STMT_END
+#endif
#ifdef _MSC_VER
/* "structured exception" handling is a Microsoft extension to C and C++.
return OPc_BASEOP;
}
-
-#if !defined(NV)
-#define NV double
-#endif
-
/* Figure out how much magic is attached to the SV and return the
size */
static void
}
}
-#if PERL_VERSION > 9 || (PERL_VERSION == 9 && PERL_SUBVERSION > 2)
-# define NEW_HEAD_LAYOUT
+#if PERL_VERSION < 8 || PERL_SUBVERSION < 9
+# define SVt_LAST 16
#endif
+#ifdef PURIFY
+# define MAYBE_PURIFY(normal, pure) (pure)
+# define MAYBE_OFFSET(struct_name, member) 0
+#else
+# define MAYBE_PURIFY(normal, pure) (normal)
+# define MAYBE_OFFSET(struct_name, member) STRUCT_OFFSET(struct_name, member)
+#endif
+
+const U8 body_sizes[SVt_LAST] = {
+#if PERL_VERSION < 9
+ 0, /* SVt_NULL */
+ MAYBE_PURIFY(sizeof(IV), sizeof(XPVIV)), /* SVt_IV */
+ MAYBE_PURIFY(sizeof(NV), sizeof(XPVNV)), /* SVt_NV */
+ sizeof(XRV), /* SVt_RV */
+ sizeof(XPV), /* SVt_PV */
+ sizeof(XPVIV), /* SVt_PVIV */
+ sizeof(XPVNV), /* SVt_PVNV */
+ sizeof(XPVMG), /* SVt_PVMG */
+ sizeof(XPVBM), /* SVt_PVBM */
+ sizeof(XPVLV), /* SVt_PVLV */
+ sizeof(XPVAV), /* SVt_PVAV */
+ sizeof(XPVHV), /* SVt_PVHV */
+ sizeof(XPVCV), /* SVt_PVCV */
+ sizeof(XPVGV), /* SVt_PVGV */
+ sizeof(XPVFM), /* SVt_PVFM */
+ sizeof(XPVIO) /* SVt_PVIO */
+#elif PERL_VERSION == 10 && PERL_SUBVERSION == 0
+ 0, /* SVt_NULL */
+ 0, /* SVt_BIND */
+ 0, /* SVt_IV */
+ MAYBE_PURIFY(sizeof(NV), sizeof(XPVNV)), /* SVt_NV */
+ 0, /* SVt_RV */
+ MAYBE_PURIFY(sizeof(xpv_allocated), sizeof(XPV)), /* SVt_PV */
+ MAYBE_PURIFY(sizeof(xpviv_allocated), sizeof(XPVIV)),/* SVt_PVIV */
+ sizeof(XPVNV), /* SVt_PVNV */
+ sizeof(XPVMG), /* SVt_PVMG */
+ sizeof(XPVGV), /* SVt_PVGV */
+ sizeof(XPVLV), /* SVt_PVLV */
+ MAYBE_PURIFY(sizeof(xpvav_allocated), sizeof(XPVAV)),/* SVt_PVAV */
+ MAYBE_PURIFY(sizeof(xpvhv_allocated), sizeof(XPVHV)),/* SVt_PVHV */
+ MAYBE_PURIFY(sizeof(xpvcv_allocated), sizeof(XPVCV)),/* SVt_PVCV */
+ MAYBE_PURIFY(sizeof(xpvfm_allocated), sizeof(XPVFM)),/* SVt_PVFM */
+ sizeof(XPVIO), /* SVt_PVIO */
+#elif PERL_VERSION == 10 && PERL_SUBVERSION == 1
+ 0, /* SVt_NULL */
+ 0, /* SVt_BIND */
+ 0, /* SVt_IV */
+ MAYBE_PURIFY(sizeof(NV), sizeof(XPVNV)), /* SVt_NV */
+ 0, /* SVt_RV */
+ sizeof(XPV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PV */
+ sizeof(XPVIV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PVIV */
+ sizeof(XPVNV), /* SVt_PVNV */
+ sizeof(XPVMG), /* SVt_PVMG */
+ sizeof(XPVGV), /* SVt_PVGV */
+ sizeof(XPVLV), /* SVt_PVLV */
+ sizeof(XPVAV) - MAYBE_OFFSET(XPVAV, xav_fill), /* SVt_PVAV */
+ sizeof(XPVHV) - MAYBE_OFFSET(XPVHV, xhv_fill), /* SVt_PVHV */
+ sizeof(XPVCV) - MAYBE_OFFSET(XPVCV, xpv_cur), /* SVt_PVCV */
+ sizeof(XPVFM) - MAYBE_OFFSET(XPVFM, xpv_cur), /* SVt_PVFM */
+ sizeof(XPVIO) /* SVt_PVIO */
+#elif PERL_VERSION < 13
+ 0, /* SVt_NULL */
+ 0, /* SVt_BIND */
+ 0, /* SVt_IV */
+ MAYBE_PURIFY(sizeof(NV), sizeof(XPVNV)), /* SVt_NV */
+ sizeof(XPV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PV */
+ sizeof(XPVIV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PVIV */
+ sizeof(XPVNV), /* SVt_PVNV */
+ sizeof(XPVMG), /* SVt_PVMG */
+ sizeof(regexp) - MAYBE_OFFSET(regexp, xpv_cur), /* SVt_REGEXP */
+ sizeof(XPVGV), /* SVt_PVGV */
+ sizeof(XPVLV), /* SVt_PVLV */
+ sizeof(XPVAV) - MAYBE_OFFSET(XPVAV, xav_fill), /* SVt_PVAV */
+ sizeof(XPVHV) - MAYBE_OFFSET(XPVHV, xhv_fill), /* SVt_PVHV */
+ sizeof(XPVCV) - MAYBE_OFFSET(XPVCV, xpv_cur), /* SVt_PVCV */
+ sizeof(XPVFM) - MAYBE_OFFSET(XPVFM, xpv_cur), /* SVt_PVFM */
+ sizeof(XPVIO) /* SVt_PVIO */
+#else
+ 0, /* SVt_NULL */
+ 0, /* SVt_BIND */
+ 0, /* SVt_IV */
+ MAYBE_PURIFY(sizeof(NV), sizeof(XPVNV)), /* SVt_NV */
+ sizeof(XPV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PV */
+ sizeof(XPVIV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PVIV */
+ sizeof(XPVNV) - MAYBE_OFFSET(XPV, xpv_cur), /* SVt_PVNV */
+ sizeof(XPVMG), /* SVt_PVMG */
+ sizeof(regexp), /* SVt_REGEXP */
+ sizeof(XPVGV), /* SVt_PVGV */
+ sizeof(XPVLV), /* SVt_PVLV */
+ sizeof(XPVAV), /* SVt_PVAV */
+ sizeof(XPVHV), /* SVt_PVHV */
+ sizeof(XPVCV), /* SVt_PVCV */
+ sizeof(XPVFM), /* SVt_PVFM */
+ sizeof(XPVIO) /* SVt_PVIO */
+#endif
+};
+
static bool
sv_size(pTHX_ struct state *const st, const SV * const orig_thing,
const int recurse) {
const SV *thing = orig_thing;
+ U32 type;
if(!check_new(st, thing))
return FALSE;
- st->total_size += sizeof(SV);
+ type = SvTYPE(thing);
+ if (type > SVt_LAST) {
+ warn("Devel::Size: Unknown variable type: %d encountered\n", type);
+ return TRUE;
+ }
+ st->total_size += sizeof(SV) + body_sizes[type];
- if (SvTYPE(thing) >= SVt_PVMG) {
+ if (type >= SVt_PVMG) {
magic_size(aTHX_ thing, st);
}
- switch (SvTYPE(thing)) {
- /* Is it undef? */
- case SVt_NULL: TAG;
- TAG;break;
- /* Just a plain integer. This will be differently sized depending
- on whether purify's been compiled in */
- case SVt_IV: TAG;
-#ifndef NEW_HEAD_LAYOUT
-# ifdef PURIFY
- st->total_size += sizeof(sizeof(XPVIV));
-# else
- st->total_size += sizeof(IV);
-# endif
-#endif
- if(recurse && SvROK(thing))
- sv_size(aTHX_ st, SvRV_const(thing), recurse);
- TAG;break;
- /* Is it a float? Like the int, it depends on purify */
- case SVt_NV: TAG;
-#ifdef PURIFY
- st->total_size += sizeof(sizeof(XPVNV));
-#else
- st->total_size += sizeof(NV);
-#endif
- TAG;break;
-#if (PERL_VERSION < 11)
+ switch (type) {
+#if (PERL_VERSION < 11)
/* Is it a reference? */
case SVt_RV: TAG;
-#ifndef NEW_HEAD_LAYOUT
- st->total_size += sizeof(XRV);
+#else
+ case SVt_IV: TAG;
#endif
if(recurse && SvROK(thing))
sv_size(aTHX_ st, SvRV_const(thing), recurse);
TAG;break;
-#endif
case SVt_PVAV: TAG;
- st->total_size += sizeof(XPVAV);
/* Is there anything in the array? */
if (AvMAX(thing) != -1) {
/* an array with 10 slots has AvMax() set to 9 - te 2007-04-22 */
#endif
TAG;break;
case SVt_PVHV: TAG;
- /* First the base struct */
- st->total_size += sizeof(XPVHV);
/* Now the array of buckets */
st->total_size += (sizeof(HE *) * (HvMAX(thing) + 1));
/* Now walk the bucket chain */
case SVt_PVFM: TAG;
- st->total_size += sizeof(XPVFM);
sv_size(aTHX_ st, (SV *)CvPADLIST(thing), SOME_RECURSION);
sv_size(aTHX_ st, (SV *)CvOUTSIDE(thing), recurse);
goto freescalar;
case SVt_PVCV: TAG;
- st->total_size += sizeof(XPVCV);
-
sv_size(aTHX_ st, (SV *)CvSTASH(thing), SOME_RECURSION);
sv_size(aTHX_ st, (SV *)SvSTASH(thing), SOME_RECURSION);
sv_size(aTHX_ st, (SV *)CvGV(thing), SOME_RECURSION);
goto freescalar;
case SVt_PVIO: TAG;
- st->total_size += sizeof(XPVIO);
/* Some embedded char pointers */
check_new_and_strlen(st, ((XPVIO *) SvANY(thing))->xio_top_name);
check_new_and_strlen(st, ((XPVIO *) SvANY(thing))->xio_fmt_name);
#endif
goto freescalar;
-#if PERL_VERSION <= 8
- case SVt_PVBM: TAG;
- st->total_size += sizeof(XPVBM);
- goto freescalar;
-#endif
-
case SVt_PVLV: TAG;
- st->total_size += sizeof(XPVLV);
#if (PERL_VERSION < 9)
goto freescalar;
-#else
- goto donegv;
#endif
case SVt_PVGV: TAG;
- st->total_size += sizeof(XPVGV);
-#if (PERL_VERSION >= 9)
- donegv:
-#endif
if(isGV_with_GP(thing)) {
st->total_size += GvNAMELEN(thing);
#ifdef GvFILE
TAG; break;
#endif
}
- goto freescalar;
-
+#if PERL_VERSION <= 8
+ case SVt_PVBM: TAG;
+#endif
case SVt_PVMG: TAG;
- st->total_size += sizeof(XPVMG);
- goto freescalar;
-
case SVt_PVNV: TAG;
- st->total_size += sizeof(XPVNV);
- goto freescalar;
-
case SVt_PVIV: TAG;
- st->total_size += sizeof(XPVIV);
- goto freescalar;
-
case SVt_PV: TAG;
- st->total_size += sizeof(XPV);
-
freescalar:
if(recurse && SvROK(thing))
sv_size(aTHX_ st, SvRV_const(thing), recurse);
st->total_size += SvLEN(thing);
if(SvOOK(thing)) {
- st->total_size += SvIVX(thing);
+ STRLEN len;
+ SvOOK_offset(thing, len);
+ st->total_size += len;
}
TAG;break;
- default:
- warn("Devel::Size: Unknown variable type: %d encountered\n", SvTYPE(thing) );
}
return TRUE;
}
projects / p5sagit/Devel-Size.git / blobdiff