=for apidoc ms||djSP
-Declare Just C<SP>. This is actually identical to C<dSP>, and declares
+Declare Just C<SP>. This is actually identical to C<dSP>, and declares
a local copy of perl's stack pointer, available via the C<SP> macro.
See C<SP>. (Available for backward source code compatibility with the
old (Perl 5.005) thread model.)
#define PUSHMARK(p) \
STMT_START { \
- if (++PL_markstack_ptr == PL_markstack_max) \
- markstack_grow(); \
- *PL_markstack_ptr = (I32)((p) - PL_stack_base);\
+ I32 * mark_stack_entry; \
+ if (UNLIKELY((mark_stack_entry = ++PL_markstack_ptr) == PL_markstack_max)) \
+ mark_stack_entry = markstack_grow(); \
+ *mark_stack_entry = (I32)((p) - PL_stack_base); \
} STMT_END
#define TOPMARK (*PL_markstack_ptr)
#define POPu ((UV)SvUVx(POPs))
#define POPl ((long)SvIVx(POPs))
#define POPul ((unsigned long)SvIVx(POPs))
-#ifdef HAS_QUAD
-#define POPq ((Quad_t)SvIVx(POPs))
-#define POPuq ((Uquad_t)SvUVx(POPs))
-#endif
#define TOPs (*sp)
#define TOPm1s (*(sp-1))
#define TOPu ((UV)SvUV(TOPs))
#define TOPl ((long)SvIV(TOPs))
#define TOPul ((unsigned long)SvUV(TOPs))
-#ifdef HAS_QUAD
-#define TOPq ((Quad_t)SvIV(TOPs))
-#define TOPuq ((Uquad_t)SvUV(TOPs))
-#endif
/* Go to some pains in the rare event that we must extend the stack. */
/*
=for apidoc Am|void|EXTEND|SP|SSize_t nitems
-Used to extend the argument stack for an XSUB's return values. Once
+Used to extend the argument stack for an XSUB's return values. Once
used, guarantees that there is room for at least C<nitems> to be pushed
onto the stack.
=cut
*/
-#define EXTEND(p,n) (void)(UNLIKELY(PL_stack_max - p < (SSize_t)(n)) && \
- (sp = stack_grow(sp,p, (SSize_t) (n))))
-
+#ifdef STRESS_REALLOC
+# define EXTEND(p,n) STMT_START { \
+ sp = stack_grow(sp,p,(SSize_t) (n)); \
+ PERL_UNUSED_VAR(sp); \
+ } STMT_END
/* Same thing, but update mark register too. */
-#define MEXTEND(p,n) STMT_START {if (UNLIKELY(PL_stack_max - p < (int)(n))) {\
- const int markoff = mark - PL_stack_base; \
- sp = stack_grow(sp,p,(SSize_t) (n)); \
- mark = PL_stack_base + markoff; \
- } } STMT_END
+# define MEXTEND(p,n) STMT_START { \
+ const SSize_t markoff = mark - PL_stack_base; \
+ sp = stack_grow(sp,p,(SSize_t) (n)); \
+ mark = PL_stack_base + markoff; \
+ PERL_UNUSED_VAR(sp); \
+ } STMT_END
+#else
+# define EXTEND(p,n) STMT_START { \
+ if (UNLIKELY(PL_stack_max - p < (SSize_t)(n))) { \
+ sp = stack_grow(sp,p,(SSize_t) (n)); \
+ PERL_UNUSED_VAR(sp); \
+ } } STMT_END
+/* Same thing, but update mark register too. */
+# define MEXTEND(p,n) STMT_START { \
+ if (UNLIKELY(PL_stack_max - p < (SSize_t)(n))) { \
+ const SSize_t markoff = mark - PL_stack_base; \
+ sp = stack_grow(sp,p,(SSize_t) (n)); \
+ mark = PL_stack_base + markoff; \
+ PERL_UNUSED_VAR(sp); \
+ } } STMT_END
+#endif
#define PUSHs(s) (*++sp = (s))
#define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
#define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END
#define PUSHu(u) STMT_START { sv_setuv(TARG, (UV)(u)); PUSHTARG; } STMT_END
-#define XPUSHs(s) (EXTEND(sp,1), *++sp = (s))
+#define XPUSHs(s) STMT_START { EXTEND(sp,1); *++sp = (s); } STMT_END
#define XPUSHTARG STMT_START { SvSETMAGIC(TARG); XPUSHs(TARG); } STMT_END
#define XPUSHp(p,l) STMT_START { sv_setpvn(TARG, (p), (l)); XPUSHTARG; } STMT_END
#define XPUSHn(n) STMT_START { sv_setnv(TARG, (NV)(n)); XPUSHTARG; } STMT_END
#define dPOPiv IV value = POPi
#define dTOPuv UV value = TOPu
#define dPOPuv UV value = POPu
-#ifdef HAS_QUAD
-#define dTOPqv Quad_t value = TOPu
-#define dPOPqv Quad_t value = POPu
-#define dTOPuqv Uquad_t value = TOPuq
-#define dPOPuqv Uquad_t value = POPuq
-#endif
#define dPOPXssrl(X) SV *right = POPs; SV *left = CAT2(X,s)
#define dPOPXnnrl(X) NV right = POPn; NV left = CAT2(X,n)
#define RETSETYES RETURNX(SETs(&PL_sv_yes))
#define RETSETNO RETURNX(SETs(&PL_sv_no))
#define RETSETUNDEF RETURNX(SETs(&PL_sv_undef))
+#define RETSETTARG STMT_START { SETTARG; RETURN; } STMT_END
#define ARGTARG PL_op->op_targ
- /* See OPpTARGET_MY: */
-#define MAXARG (PL_op->op_private & 15)
+#define MAXARG (PL_op->op_private & OPpARG4_MASK)
#define SWITCHSTACK(f,t) \
STMT_START { \
} STMT_END
#define EXTEND_MORTAL(n) \
- STMT_START { \
- if (UNLIKELY(PL_tmps_ix + (n) >= PL_tmps_max)) \
- tmps_grow(n); \
+ STMT_START { \
+ SSize_t eMiX = PL_tmps_ix + (n); \
+ if (UNLIKELY(eMiX >= PL_tmps_max)) \
+ (void)Perl_tmps_grow_p(aTHX_ eMiX); \
} STMT_END
#define AMGf_noright 1
#define AMGf_numeric 0x10 /* for Perl_try_amagic_bin */
#define AMGf_set 0x20 /* for Perl_try_amagic_bin */
#define AMGf_want_list 0x40
+#define AMGf_numarg 0x80
/* do SvGETMAGIC on the stack args before checking for overload */
#define tryAMAGICun_MG(method, flags) STMT_START { \
- if ( (SvFLAGS(TOPs) & (SVf_ROK|SVs_GMG)) \
+ if ( UNLIKELY((SvFLAGS(TOPs) & (SVf_ROK|SVs_GMG))) \
&& Perl_try_amagic_un(aTHX_ method, flags)) \
return NORMAL; \
} STMT_END
#define tryAMAGICbin_MG(method, flags) STMT_START { \
- if ( ((SvFLAGS(TOPm1s)|SvFLAGS(TOPs)) & (SVf_ROK|SVs_GMG)) \
+ if ( UNLIKELY(((SvFLAGS(TOPm1s)|SvFLAGS(TOPs)) & (SVf_ROK|SVs_GMG))) \
&& Perl_try_amagic_bin(aTHX_ method, flags)) \
return NORMAL; \
} STMT_END
SV *tmpsv; \
SV *arg= *sp; \
int gimme = GIMME_V; \
- if (SvAMAGIC(arg) && \
+ if (UNLIKELY(SvAMAGIC(arg) && \
(tmpsv = amagic_call(arg, &PL_sv_undef, meth, \
AMGf_want_list | AMGf_noright \
- |AMGf_unary))) { \
+ |AMGf_unary)))) \
+ { \
SPAGAIN; \
if (gimme == G_VOID) { \
- (void)POPs; /* XXX ??? */ \
+ NOOP; \
} \
else if (gimme == G_ARRAY) { \
- int i; \
- I32 len; \
+ SSize_t i; \
+ SSize_t len; \
assert(SvTYPE(tmpsv) == SVt_PVAV); \
- len = av_len((AV *)tmpsv) + 1; \
+ len = av_tindex((AV *)tmpsv) + 1; \
(void)POPs; /* get rid of the arg */ \
EXTEND(sp, len); \
for (i = 0; i < len; ++i) \
#define opASSIGN (PL_op->op_flags & OPf_STACKED)
-#define SETsv(sv) STMT_START { \
- if (opASSIGN || (SvFLAGS(TARG) & SVs_PADMY)) \
- { sv_setsv(TARG, (sv)); SETTARG; } \
- else SETs(sv); } STMT_END
-
-#define SETsvUN(sv) STMT_START { \
- if (SvFLAGS(TARG) & SVs_PADMY) \
- { sv_setsv(TARG, (sv)); SETTARG; } \
- else SETs(sv); } STMT_END
/*
=for apidoc mU||LVRET
#endif
/*
- * Local variables:
- * c-indentation-style: bsd
- * c-basic-offset: 4
- * indent-tabs-mode: nil
- * End:
- *
* ex: set ts=8 sts=4 sw=4 et:
*/