{
/* With these two if statements:
u=1.49 s=0.52 cu=72.49 cs=10.64 scripts=270 tests=20865
-
+
without
u=1.35 s=0.47 cu=73.45 cs=11.43 scripts=270 tests=20865
-
+
If you wish to remove them, please benchmark to see what the effect is
*/
if (u <= (UV)IV_MAX) {
{
/* With these two if statements:
u=1.49 s=0.52 cu=72.49 cs=10.64 scripts=270 tests=20865
-
+
without
u=1.35 s=0.47 cu=73.45 cs=11.43 scripts=270 tests=20865
-
+
If you wish to remove them, please benchmark to see what the effect is
*/
if (u <= (UV)IV_MAX) {
Now, "3.2" will become NV=3.2 IV=3 NOK, IOKp, because the flags meaning
changes - now IV and NV together means that the two are interchangeable
SvIVX == (IV) SvNVX && SvNVX == (NV) SvIVX;
-
+
The benefit of this is operations such as pp_add know that if SvIOK is
true for both left and right operands, then integer addition can be
used instead of floating point. (for cases where the result won't
S_sv_2inuv_non_preserve (pTHX_ register SV *sv, I32 numtype) {
NV nv = SvNVX(sv); /* Code simpler and had compiler problems if */
UV nv_as_uv = U_V(nv); /* these are not in simple variables. */
- DEBUG_c(PerlIO_printf(Perl_debug_log,"sv_2inuv_non '%s', IV=0x%"UVxf" NV=%g inttype=%X\n", SvPVX(sv), SvIVX(sv), nv, numtype));
+ DEBUG_c(PerlIO_printf(Perl_debug_log,"sv_2inuv_non '%s', IV=0x%"UVxf" NV=%g inttype=%"UVXf"\n", SvPVX(sv), SvIVX(sv), nv, (UV)numtype));
if (nv_as_uv <= (UV)IV_MAX) {
(void)SvIOKp_on(sv);
(void)SvNOKp_on(sv);
#else
/* We've just lost integer precision, nothing we could do. */
SvUVX(sv) = nv_as_uv;
- DEBUG_c(PerlIO_printf(Perl_debug_log,"sv_2niuv_non UV? '%s', UV=0x%"UVxf" NV=%g U_V(NV)=0x%"UVxf" inttype=%X\n", SvPVX(sv), SvIVX(sv), nv, nv_as_uv, numtype));
+ DEBUG_c(PerlIO_printf(Perl_debug_log,"sv_2niuv_non UV? '%s', UV=0x%"UVxf" NV=%g U_V(NV)=0x%"UVxf" inttype=%"UVXf"\n", SvPVX(sv), SvIVX(sv), nv, nv_as_uv, (UV)numtype));
/* UV and NV slots equally valid only if we have casting symmetry. */
if (numtype & IS_NUMBER_NOT_INT) {
SvIsUV_on(sv);
STATIC int
S_sv_2iuv_non_preserve (pTHX_ register SV *sv, I32 numtype)
{
- DEBUG_c(PerlIO_printf(Perl_debug_log,"sv_2iuv_non '%s', IV=0x%"UVxf" NV=%g inttype=%X\n", SvPVX(sv), SvIVX(sv), SvNVX(sv), numtype));
+ DEBUG_c(PerlIO_printf(Perl_debug_log,"sv_2iuv_non '%s', IV=0x%"UVxf" NV=%g inttype=%"UVXf"\n", SvPVX(sv), SvIVX(sv), SvNVX(sv), (UV)numtype));
if (SvNVX(sv) < (NV)IV_MIN) {
(void)SvIOKp_on(sv);
(void)SvNOK_on(sv);
(NV)UVX == NVX are both true, but the values differ. :-(
Hopefully for 2s complement IV_MIN is something like
0x8000000000000000 which will be exact. NWC */
- }
+ }
else {
SvUVX(sv) = U_V(SvNVX(sv));
if (
(NV)UVX == NVX are both true, but the values differ. :-(
Hopefully for 2s complement IV_MIN is something like
0x8000000000000000 which will be exact. NWC */
- }
+ }
else {
SvUVX(sv) = U_V(SvNVX(sv));
if (
UV u;
char *num_begin = SvPVX(sv);
int save_errno = errno;
-
+
/* seems that strtoul taking numbers that start with - is
implementation dependant, and can't be relied upon. */
if (numtype & IS_NUMBER_NEG) {
if (*num_begin == '-')
num_begin++;
}
-
+
/* Is it an integer that we could convert with strtoul?
So try it, and if it doesn't set errno then it's pukka.
This should be faster than going atof and then thinking. */
&& ((errno = 0), 1) /* always true */
&& ((u = Strtoul(num_begin, Null(char**), 10)), 1) /* ditto */
&& (errno == 0)
- /* If known to be negative, check it didn't undeflow IV
+ /* If known to be negative, check it didn't undeflow IV
XXX possibly we should put more negative values as NVs
direct rather than go via atof below */
&& ((numtype & IS_NUMBER_NEG) ? (u <= (UV)IV_MIN) : 1)) {
* LONG_MAX and LONG_MIN when given out of range values. ANSI says they should
* do this, and vendors have had 11 years to get it right.
* However, will try to make it still work with only atol
- *
+ *
* IS_NUMBER_TO_INT_BY_ATOL 123456789 or 123456789.3 definitely < IV_MAX
* IS_NUMBER_TO_INT_BY_STRTOL 123456789 or 123456789.3 if digits = IV_MAX
* IS_NUMBER_TO_INT_BY_ATOF 123456789e0 or >> IV_MAX
nbegin = s;
/*
- * we return IS_NUMBER_TO_INT_BY_ATOL if the number can converted to
+ * we return IS_NUMBER_TO_INT_BY_ATOL if the number can converted to
* integer with atol() without overflow, IS_NUMBER_TO_INT_BY_STRTOL if
* possibly slightly larger than max int, IS_NUMBER_TO_INT_BY_ATOF if you
* will need (int)atof().
if (hibit) {
STRLEN len;
+
if (SvREADONLY(sv) && SvFAKE(sv)) {
sv_force_normal(sv);
s = SvPVX(sv);
{
if (SvPOK(sv) && SvUTF8(sv)) {
if (SvCUR(sv)) {
- char *c = SvPVX(sv);
- STRLEN len = SvCUR(sv);
+ char *s;
+ STRLEN len;
- if (!utf8_to_bytes((U8*)c, &len)) {
+ if (SvREADONLY(sv) && SvFAKE(sv))
+ sv_force_normal(sv);
+ s = SvPV(sv, len);
+ if (!utf8_to_bytes((U8*)s, &len)) {
if (fail_ok)
return FALSE;
else {
SvRV(dstr) = SvREFCNT_inc(SvRV(sstr));
SvROK_on(dstr);
if (sflags & SVp_NOK) {
- SvNOK_on(dstr);
+ SvNOKp_on(dstr);
+ /* Only set the public OK flag if the source has public OK. */
+ if (sflags & SVf_NOK)
+ SvFLAGS(dstr) |= SVf_NOK;
SvNVX(dstr) = SvNVX(sstr);
}
if (sflags & SVp_IOK) {
- (void)SvIOK_on(dstr);
- SvIVX(dstr) = SvIVX(sstr);
+ (void)SvIOKp_on(dstr);
+ if (sflags & SVf_IOK)
+ SvFLAGS(dstr) |= SVf_IOK;
if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
+ SvIVX(dstr) = SvIVX(sstr);
}
if (SvAMAGIC(sstr)) {
SvAMAGIC_on(dstr);
*SvEND(dstr) = '\0';
(void)SvPOK_only(dstr);
}
- if ((sflags & SVf_UTF8) && !IN_BYTE)
+ if (sflags & SVf_UTF8)
SvUTF8_on(dstr);
/*SUPPRESS 560*/
if (sflags & SVp_NOK) {
- SvNOK_on(dstr);
+ SvNOKp_on(dstr);
+ if (sflags & SVf_NOK)
+ SvFLAGS(dstr) |= SVf_NOK;
SvNVX(dstr) = SvNVX(sstr);
}
if (sflags & SVp_IOK) {
- (void)SvIOK_on(dstr);
- SvIVX(dstr) = SvIVX(sstr);
+ (void)SvIOKp_on(dstr);
+ if (sflags & SVf_IOK)
+ SvFLAGS(dstr) |= SVf_IOK;
if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
- }
- }
- else if (sflags & SVp_NOK) {
- SvNVX(dstr) = SvNVX(sstr);
- (void)SvNOK_only(dstr);
- if (sflags & SVf_IOK) {
- (void)SvIOK_on(dstr);
SvIVX(dstr) = SvIVX(sstr);
- /* XXXX Do we want to set IsUV for IV(ROK)? Be extra safe... */
- if (sflags & SVf_IVisUV)
- SvIsUV_on(dstr);
}
}
else if (sflags & SVp_IOK) {
- (void)SvIOK_only(dstr);
- SvIVX(dstr) = SvIVX(sstr);
+ if (sflags & SVf_IOK)
+ (void)SvIOK_only(dstr);
+ else {
+ SvOK_off(dstr);
+ SvIOKp_on(dstr);
+ }
+ /* XXXX Do we want to set IsUV for IV(ROK)? Be extra safe... */
if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ if (sflags & SVp_NOK) {
+ if (sflags & SVf_NOK)
+ (void)SvNOK_on(dstr);
+ else
+ (void)SvNOKp_on(dstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ }
+ }
+ else if (sflags & SVp_NOK) {
+ if (sflags & SVf_NOK)
+ (void)SvNOK_only(dstr);
+ else {
+ SvOK_off(dstr);
+ SvNOKp_on(dstr);
+ }
+ SvNVX(dstr) = SvNVX(sstr);
}
else {
if (dtype == SVt_PVGV) {
mg->mg_virtual = &PL_vtbl_amagicelem;
break;
case 'c':
- mg->mg_virtual = 0;
+ mg->mg_virtual = &PL_vtbl_ovrld;
break;
case 'B':
mg->mg_virtual = &PL_vtbl_bm;
SvREADONLY_on(&tmpref); /* DESTROY() could be naughty */
SvREFCNT(&tmpref) = 1;
- do {
+ do {
stash = SvSTASH(sv);
destructor = StashHANDLER(stash,DESTROY);
if (destructor) {
if ((flags & (SVp_NOK|SVp_IOK)) == SVp_NOK) {
/* It's (privately or publicly) a float, but not tested as an
integer, so test it to see. */
- (void) SvIV(sv);
+ (void) SvIV(sv);
flags = SvFLAGS(sv);
}
if ((flags & SVf_IOK) || ((flags & (SVp_IOK | SVp_NOK)) == SVp_IOK)) {
so $a="9.22337203685478e+18"; $a+0; $a++
needs to be the same as $a="9.22337203685478e+18"; $a++
or we go insane. */
-
+
(void) sv_2iv(sv);
if (SvIOK(sv))
goto oops_its_int;
so $a="9.22337203685478e+18"; $a+0; $a--
needs to be the same as $a="9.22337203685478e+18"; $a--
or we go insane. */
-
+
(void) sv_2iv(sv);
if (SvIOK(sv))
goto oops_its_int;
sv_vcatpvfn(sv, pat, patlen, args, svargs, svmax, maybe_tainted);
}
+I32
+S_expect_number(pTHX_ char** pattern)
+{
+ I32 var = 0;
+ switch (**pattern) {
+ case '1': case '2': case '3':
+ case '4': case '5': case '6':
+ case '7': case '8': case '9':
+ while (isDIGIT(**pattern))
+ var = var * 10 + (*(*pattern)++ - '0');
+ }
+ return var;
+}
+#define EXPECT_NUMBER(pattern, var) (var = S_expect_number(aTHX_ &pattern))
+
/*
=for apidoc sv_vcatpvfn
bool alt = FALSE;
bool left = FALSE;
bool vectorize = FALSE;
- bool utf = FALSE;
+ bool vectorarg = FALSE;
+ bool vec_utf = FALSE;
char fill = ' ';
char plus = 0;
char intsize = 0;
STRLEN gap;
char *dotstr = ".";
STRLEN dotstrlen = 1;
- I32 epix = 0; /* explicit parameter index */
+ I32 efix = 0; /* explicit format parameter index */
I32 ewix = 0; /* explicit width index */
+ I32 epix = 0; /* explicit precision index */
+ I32 evix = 0; /* explicit vector index */
bool asterisk = FALSE;
+ /* echo everything up to the next format specification */
for (q = p; q < patend && *q != '%'; ++q) ;
if (q > p) {
sv_catpvn(sv, p, q - p);
if (q++ >= patend)
break;
+/*
+ We allow format specification elements in this order:
+ \d+\$ explicit format parameter index
+ [-+ 0#]+ flags
+ \*?(\d+\$)?v vector with optional (optionally specified) arg
+ \d+|\*(\d+\$)? width using optional (optionally specified) arg
+ \.(\d*|\*(\d+\$)?) precision using optional (optionally specified) arg
+ [hlqLV] size
+ [%bcdefginopsux_DFOUX] format (mandatory)
+*/
+ if (EXPECT_NUMBER(q, width)) {
+ if (*q == '$') {
+ ++q;
+ efix = width;
+ } else {
+ goto gotwidth;
+ }
+ }
+
/* FLAGS */
while (*q) {
q++;
continue;
- case '*': /* printf("%*vX",":",$ipv6addr) */
- if (q[1] != 'v')
- break;
- q++;
- if (args)
- vecsv = va_arg(*args, SV*);
- else if (svix < svmax)
- vecsv = svargs[svix++];
- else
- continue;
- dotstr = SvPVx(vecsv,dotstrlen);
- if (DO_UTF8(vecsv))
- is_utf = TRUE;
- /* FALL THROUGH */
-
- case 'v':
- vectorize = TRUE;
- q++;
- continue;
-
default:
break;
}
break;
}
- /* WIDTH */
-
- scanwidth:
-
+ tryasterisk:
if (*q == '*') {
- if (asterisk)
- goto unknown;
+ q++;
+ if (EXPECT_NUMBER(q, ewix))
+ if (*q++ != '$')
+ goto unknown;
asterisk = TRUE;
+ }
+ if (*q == 'v') {
q++;
+ if (vectorize)
+ goto unknown;
+ if (vectorarg = asterisk) {
+ evix = ewix;
+ ewix = 0;
+ asterisk = FALSE;
+ }
+ vectorize = TRUE;
+ goto tryasterisk;
}
- switch (*q) {
- case '1': case '2': case '3':
- case '4': case '5': case '6':
- case '7': case '8': case '9':
- width = 0;
- while (isDIGIT(*q))
- width = width * 10 + (*q++ - '0');
- if (*q == '$') {
- if (asterisk && ewix == 0) {
- ewix = width;
- width = 0;
- q++;
- goto scanwidth;
- } else if (epix == 0) {
- epix = width;
- width = 0;
- q++;
- goto scanwidth;
- } else
- goto unknown;
+ if (!asterisk)
+ EXPECT_NUMBER(q, width);
+
+ if (vectorize) {
+ if (vectorarg) {
+ if (args)
+ vecsv = va_arg(*args, SV*);
+ else
+ vecsv = (evix ? evix <= svmax : svix < svmax) ?
+ svargs[ewix ? ewix-1 : svix++] : &PL_sv_undef;
+ dotstr = SvPVx(vecsv, dotstrlen);
+ if (DO_UTF8(vecsv))
+ is_utf = TRUE;
+ }
+ if (args) {
+ vecsv = va_arg(*args, SV*);
+ vecstr = (U8*)SvPVx(vecsv,veclen);
+ vec_utf = DO_UTF8(vecsv);
+ }
+ else if (efix ? efix <= svmax : svix < svmax) {
+ vecsv = svargs[efix ? efix-1 : svix++];
+ vecstr = (U8*)SvPVx(vecsv,veclen);
+ vec_utf = DO_UTF8(vecsv);
+ }
+ else {
+ vecstr = (U8*)"";
+ veclen = 0;
}
}
left |= (i < 0);
width = (i < 0) ? -i : i;
}
+ gotwidth:
/* PRECISION */
if (*q == '.') {
q++;
if (*q == '*') {
+ q++;
+ if (EXPECT_NUMBER(q, epix) && *q++ != '$')
+ goto unknown;
if (args)
i = va_arg(*args, int);
else
i = (ewix ? ewix <= svmax : svix < svmax)
? SvIVx(svargs[ewix ? ewix-1 : svix++]) : 0;
precis = (i < 0) ? 0 : i;
- q++;
}
else {
precis = 0;
has_precis = TRUE;
}
- if (vectorize) {
- if (args) {
- vecsv = va_arg(*args, SV*);
- vecstr = (U8*)SvPVx(vecsv,veclen);
- utf = DO_UTF8(vecsv);
- }
- else if (epix ? epix <= svmax : svix < svmax) {
- vecsv = svargs[epix ? epix-1 : svix++];
- vecstr = (U8*)SvPVx(vecsv,veclen);
- utf = DO_UTF8(vecsv);
- }
- else {
- vecstr = (U8*)"";
- veclen = 0;
- }
- }
-
/* SIZE */
switch (*q) {
/* CONVERSION */
+ if (*q == '%') {
+ eptr = q++;
+ elen = 1;
+ goto string;
+ }
+
+ if (!args)
+ argsv = (efix ? efix <= svmax : svix < svmax) ?
+ svargs[efix ? efix-1 : svix++] : &PL_sv_undef;
+
switch (c = *q++) {
/* STRINGS */
- case '%':
- eptr = q - 1;
- elen = 1;
- goto string;
-
case 'c':
- if (args)
- uv = va_arg(*args, int);
- else
- uv = (epix ? epix <= svmax : svix < svmax) ?
- SvIVx(svargs[epix ? epix-1 : svix++]) : 0;
+ uv = args ? va_arg(*args, int) : SvIVx(argsv);
if ((uv > 255 || (uv > 127 && SvUTF8(sv))) && !IN_BYTE) {
eptr = (char*)utf8buf;
elen = uv_to_utf8((U8*)eptr, uv) - utf8buf;
elen = sizeof nullstr - 1;
}
}
- else if (epix ? epix <= svmax : svix < svmax) {
- argsv = svargs[epix ? epix-1 : svix++];
+ else {
eptr = SvPVx(argsv, elen);
if (DO_UTF8(argsv)) {
if (has_precis && precis < elen) {
*/
if (!args)
goto unknown;
- argsv = va_arg(*args,SV*);
+ argsv = va_arg(*args, SV*);
eptr = SvPVx(argsv, elen);
if (DO_UTF8(argsv))
is_utf = TRUE;
case 'p':
if (alt)
goto unknown;
- if (args)
- uv = PTR2UV(va_arg(*args, void*));
- else
- uv = (epix ? epix <= svmax : svix < svmax) ?
- PTR2UV(svargs[epix ? epix-1 : svix++]) : 0;
+ uv = PTR2UV(args ? va_arg(*args, void*) : argsv);
base = 16;
goto integer;
case 'i':
if (vectorize) {
STRLEN ulen;
- if (!veclen) {
- vectorize = FALSE;
- break;
- }
- if (utf)
+ if (!veclen)
+ continue;
+ if (vec_utf)
iv = (IV)utf8_to_uv(vecstr, veclen, &ulen, 0);
else {
iv = *vecstr;
}
}
else {
- iv = (epix ? epix <= svmax : svix < svmax) ?
- SvIVx(svargs[epix ? epix-1 : svix++]) : 0;
+ iv = SvIVx(argsv);
switch (intsize) {
case 'h': iv = (short)iv; break;
default: break;
if (vectorize) {
STRLEN ulen;
vector:
- if (!veclen) {
- vectorize = FALSE;
- break;
- }
- if (utf)
+ if (!veclen)
+ continue;
+ if (vec_utf)
uv = utf8_to_uv(vecstr, veclen, &ulen, 0);
else {
uv = *vecstr;
}
}
else {
- uv = (epix ? epix <= svmax : svix < svmax) ?
- SvUVx(svargs[epix ? epix-1 : svix++]) : 0;
+ uv = SvUVx(argsv);
switch (intsize) {
case 'h': uv = (unsigned short)uv; break;
default: break;
/* This is evil, but floating point is even more evil */
vectorize = FALSE;
- if (args)
- nv = va_arg(*args, NV);
- else
- nv = (epix ? epix <= svmax : svix < svmax) ?
- SvNVx(svargs[epix ? epix-1 : svix++]) : 0.0;
+ nv = args ? va_arg(*args, NV) : SvNVx(argsv);
need = 0;
if (c != 'e' && c != 'E') {
#endif
}
}
- else if (epix ? epix <= svmax : svix < svmax)
- sv_setuv_mg(svargs[epix ? epix-1 : svix++], (UV)i);
+ else
+ sv_setuv_mg(argsv, (UV)i);
continue; /* not "break" */
/* UNKNOWN */
/* ... right here, because formatting flags should not apply */
SvGROW(sv, SvCUR(sv) + elen + 1);
p = SvEND(sv);
- memcpy(p, eptr, elen);
+ Copy(eptr, p, elen, char);
p += elen;
*p = '\0';
SvCUR(sv) = p - SvPVX(sv);
*p++ = '0';
}
if (elen) {
- memcpy(p, eptr, elen);
+ Copy(eptr, p, elen, char);
p += elen;
}
if (gap && left) {
}
if (vectorize) {
if (veclen) {
- memcpy(p, dotstr, dotstrlen);
+ Copy(dotstr, p, dotstrlen, char);
p += dotstrlen;
}
else
PL_scopestack = 0;
PL_savestack = 0;
PL_retstack = 0;
+ PL_sig_pending = 0;
# else /* !DEBUGGING */
Zero(my_perl, 1, PerlInterpreter);
# endif /* DEBUGGING */
PL_scopestack = 0;
PL_savestack = 0;
PL_retstack = 0;
+ PL_sig_pending = 0;
# else /* !DEBUGGING */
Zero(my_perl, 1, PerlInterpreter);
# endif /* DEBUGGING */
PL_uudmap['M'] = 0; /* reinits on demand */
PL_bitcount = Nullch; /* reinits on demand */
+ if (proto_perl->Ipsig_pend) {
+ Newz(0, PL_psig_pend, SIG_SIZE, int);
+ }
+ else {
+ PL_psig_pend = (int*)NULL;
+ }
+
if (proto_perl->Ipsig_ptr) {
- int sig_num[] = { SIG_NUM };
- Newz(0, PL_psig_ptr, sizeof(sig_num)/sizeof(*sig_num), SV*);
- Newz(0, PL_psig_name, sizeof(sig_num)/sizeof(*sig_num), SV*);
- for (i = 1; PL_sig_name[i]; i++) {
- PL_psig_ptr[i] = sv_dup_inc(proto_perl->Ipsig_ptr[i]);
+ Newz(0, PL_psig_ptr, SIG_SIZE, SV*);
+ Newz(0, PL_psig_name, SIG_SIZE, SV*);
+ for (i = 1; i < SIG_SIZE; i++) {
+ PL_psig_ptr[i] = sv_dup_inc(proto_perl->Ipsig_ptr[i]);
PL_psig_name[i] = sv_dup_inc(proto_perl->Ipsig_name[i]);
}
}
projects / p5sagit/p5-mst-13.2.git / blobdiff