mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-16 10:20:30 +00:00
238 lines
7.5 KiB
C
238 lines
7.5 KiB
C
/* pp.h
|
|
*
|
|
* Copyright (c) 1991-1997, Larry Wall
|
|
*
|
|
* You may distribute under the terms of either the GNU General Public
|
|
* License or the Artistic License, as specified in the README file.
|
|
*
|
|
*/
|
|
|
|
#ifdef USE_THREADS
|
|
#define ARGS thr
|
|
#define dARGS struct perl_thread *thr;
|
|
#else
|
|
#define ARGS
|
|
#define dARGS
|
|
#endif /* USE_THREADS */
|
|
#ifdef PERL_OBJECT
|
|
#define PP(s) OP * CPerlObj::s(ARGSproto)
|
|
#else
|
|
#define PP(s) OP * s(ARGSproto)
|
|
#endif
|
|
|
|
#define SP sp
|
|
#define MARK mark
|
|
#define TARG targ
|
|
|
|
#define PUSHMARK(p) if (++PL_markstack_ptr == PL_markstack_max) \
|
|
markstack_grow(); \
|
|
*PL_markstack_ptr = (p) - PL_stack_base
|
|
|
|
#define TOPMARK (*PL_markstack_ptr)
|
|
#define POPMARK (*PL_markstack_ptr--)
|
|
|
|
#define djSP register SV **sp = PL_stack_sp
|
|
#define dSP dTHR; djSP
|
|
#define dMARK register SV **mark = PL_stack_base + POPMARK
|
|
#define dORIGMARK I32 origmark = mark - PL_stack_base
|
|
#define SETORIGMARK origmark = mark - PL_stack_base
|
|
#define ORIGMARK (PL_stack_base + origmark)
|
|
|
|
#define SPAGAIN sp = PL_stack_sp
|
|
#define MSPAGAIN sp = PL_stack_sp; mark = ORIGMARK
|
|
|
|
#define GETTARGETSTACKED targ = (PL_op->op_flags & OPf_STACKED ? POPs : PAD_SV(PL_op->op_targ))
|
|
#define dTARGETSTACKED SV * GETTARGETSTACKED
|
|
|
|
#define GETTARGET targ = PAD_SV(PL_op->op_targ)
|
|
#define dTARGET SV * GETTARGET
|
|
|
|
#define GETATARGET targ = (PL_op->op_flags & OPf_STACKED ? sp[-1] : PAD_SV(PL_op->op_targ))
|
|
#define dATARGET SV * GETATARGET
|
|
|
|
#define dTARG SV *targ
|
|
|
|
#define NORMAL PL_op->op_next
|
|
#define DIE return die
|
|
|
|
#define PUTBACK PL_stack_sp = sp
|
|
#define RETURN return PUTBACK, NORMAL
|
|
#define RETURNOP(o) return PUTBACK, o
|
|
#define RETURNX(x) return x, PUTBACK, NORMAL
|
|
|
|
#define POPs (*sp--)
|
|
#define POPp (SvPVx(POPs, PL_na))
|
|
#define POPn (SvNVx(POPs))
|
|
#define POPi ((IV)SvIVx(POPs))
|
|
#define POPu ((UV)SvUVx(POPs))
|
|
#define POPl ((long)SvIVx(POPs))
|
|
|
|
#define TOPs (*sp)
|
|
#define TOPp (SvPV(TOPs, PL_na))
|
|
#define TOPn (SvNV(TOPs))
|
|
#define TOPi ((IV)SvIV(TOPs))
|
|
#define TOPu ((UV)SvUV(TOPs))
|
|
#define TOPl ((long)SvIV(TOPs))
|
|
|
|
/* Go to some pains in the rare event that we must extend the stack. */
|
|
#define EXTEND(p,n) STMT_START { if (PL_stack_max - p < (n)) { \
|
|
sp = stack_grow(sp,p, (int) (n)); \
|
|
} } STMT_END
|
|
|
|
/* Same thing, but update mark register too. */
|
|
#define MEXTEND(p,n) STMT_START {if (PL_stack_max - p < (n)) { \
|
|
int markoff = mark - PL_stack_base; \
|
|
sp = stack_grow(sp,p,(int) (n)); \
|
|
mark = PL_stack_base + markoff; \
|
|
} } STMT_END
|
|
|
|
#define PUSHs(s) (*++sp = (s))
|
|
#define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END
|
|
#define PUSHp(p,l) STMT_START { sv_setpvn(TARG, (p), (l)); PUSHTARG; } STMT_END
|
|
#define PUSHn(n) STMT_START { sv_setnv(TARG, (double)(n)); PUSHTARG; } 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) 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, (double)(n)); XPUSHTARG; } STMT_END
|
|
#define XPUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); XPUSHTARG; } STMT_END
|
|
#define XPUSHu(u) STMT_START { sv_setuv(TARG, (UV)(u)); XPUSHTARG; } STMT_END
|
|
|
|
#define SETs(s) (*sp = s)
|
|
#define SETTARG STMT_START { SvSETMAGIC(TARG); SETs(TARG); } STMT_END
|
|
#define SETp(p,l) STMT_START { sv_setpvn(TARG, (p), (l)); SETTARG; } STMT_END
|
|
#define SETn(n) STMT_START { sv_setnv(TARG, (double)(n)); SETTARG; } STMT_END
|
|
#define SETi(i) STMT_START { sv_setiv(TARG, (IV)(i)); SETTARG; } STMT_END
|
|
#define SETu(u) STMT_START { sv_setuv(TARG, (UV)(u)); SETTARG; } STMT_END
|
|
|
|
#define dTOPss SV *sv = TOPs
|
|
#define dPOPss SV *sv = POPs
|
|
#define dTOPnv double value = TOPn
|
|
#define dPOPnv double value = POPn
|
|
#define dTOPiv IV value = TOPi
|
|
#define dPOPiv IV value = POPi
|
|
#define dTOPuv UV value = TOPu
|
|
#define dPOPuv UV value = POPu
|
|
|
|
#define dPOPXssrl(X) SV *right = POPs; SV *left = CAT2(X,s)
|
|
#define dPOPXnnrl(X) double right = POPn; double left = CAT2(X,n)
|
|
#define dPOPXiirl(X) IV right = POPi; IV left = CAT2(X,i)
|
|
|
|
#define USE_LEFT(sv) \
|
|
(SvOK(sv) || SvGMAGICAL(sv) || !(PL_op->op_flags & OPf_STACKED))
|
|
#define dPOPXnnrl_ul(X) \
|
|
double right = POPn; \
|
|
SV *leftsv = CAT2(X,s); \
|
|
double left = USE_LEFT(leftsv) ? SvNV(leftsv) : 0.0
|
|
#define dPOPXiirl_ul(X) \
|
|
IV right = POPi; \
|
|
SV *leftsv = CAT2(X,s); \
|
|
IV left = USE_LEFT(leftsv) ? SvIV(leftsv) : 0
|
|
|
|
#define dPOPPOPssrl dPOPXssrl(POP)
|
|
#define dPOPPOPnnrl dPOPXnnrl(POP)
|
|
#define dPOPPOPnnrl_ul dPOPXnnrl_ul(POP)
|
|
#define dPOPPOPiirl dPOPXiirl(POP)
|
|
#define dPOPPOPiirl_ul dPOPXiirl_ul(POP)
|
|
|
|
#define dPOPTOPssrl dPOPXssrl(TOP)
|
|
#define dPOPTOPnnrl dPOPXnnrl(TOP)
|
|
#define dPOPTOPnnrl_ul dPOPXnnrl_ul(TOP)
|
|
#define dPOPTOPiirl dPOPXiirl(TOP)
|
|
#define dPOPTOPiirl_ul dPOPXiirl_ul(TOP)
|
|
|
|
#define RETPUSHYES RETURNX(PUSHs(&PL_sv_yes))
|
|
#define RETPUSHNO RETURNX(PUSHs(&PL_sv_no))
|
|
#define RETPUSHUNDEF RETURNX(PUSHs(&PL_sv_undef))
|
|
|
|
#define RETSETYES RETURNX(SETs(&PL_sv_yes))
|
|
#define RETSETNO RETURNX(SETs(&PL_sv_no))
|
|
#define RETSETUNDEF RETURNX(SETs(&PL_sv_undef))
|
|
|
|
#define ARGTARG PL_op->op_targ
|
|
#define MAXARG PL_op->op_private
|
|
|
|
#define SWITCHSTACK(f,t) \
|
|
STMT_START { \
|
|
AvFILLp(f) = sp - PL_stack_base; \
|
|
PL_stack_base = AvARRAY(t); \
|
|
PL_stack_max = PL_stack_base + AvMAX(t); \
|
|
sp = PL_stack_sp = PL_stack_base + AvFILLp(t); \
|
|
PL_curstack = t; \
|
|
} STMT_END
|
|
|
|
#define EXTEND_MORTAL(n) \
|
|
STMT_START { \
|
|
if (PL_tmps_ix + (n) >= PL_tmps_max) \
|
|
Renew(PL_tmps_stack, PL_tmps_max = PL_tmps_ix + (n) + 1, SV*); \
|
|
} STMT_END
|
|
|
|
#ifdef OVERLOAD
|
|
|
|
#define AMGf_noright 1
|
|
#define AMGf_noleft 2
|
|
#define AMGf_assign 4
|
|
#define AMGf_unary 8
|
|
|
|
#define tryAMAGICbinW(meth,assign,set) STMT_START { \
|
|
if (PL_amagic_generation) { \
|
|
SV* tmpsv; \
|
|
SV* right= *(sp); SV* left= *(sp-1);\
|
|
if ((SvAMAGIC(left)||SvAMAGIC(right))&&\
|
|
(tmpsv=amagic_call(left, \
|
|
right, \
|
|
CAT2(meth,_amg), \
|
|
(assign)? AMGf_assign: 0))) {\
|
|
SPAGAIN; \
|
|
(void)POPs; set(tmpsv); RETURN; } \
|
|
} \
|
|
} STMT_END
|
|
|
|
#define tryAMAGICbin(meth,assign) tryAMAGICbinW(meth,assign,SETsv)
|
|
#define tryAMAGICbinSET(meth,assign) tryAMAGICbinW(meth,assign,SETs)
|
|
|
|
#define AMG_CALLun(sv,meth) amagic_call(sv,&PL_sv_undef, \
|
|
CAT2(meth,_amg),AMGf_noright | AMGf_unary)
|
|
#define AMG_CALLbinL(left,right,meth) \
|
|
amagic_call(left,right,CAT2(meth,_amg),AMGf_noright)
|
|
|
|
#define tryAMAGICunW(meth,set) STMT_START { \
|
|
if (PL_amagic_generation) { \
|
|
SV* tmpsv; \
|
|
SV* arg= *(sp); \
|
|
if ((SvAMAGIC(arg))&&\
|
|
(tmpsv=AMG_CALLun(arg,meth))) {\
|
|
SPAGAIN; \
|
|
set(tmpsv); RETURN; } \
|
|
} \
|
|
} STMT_END
|
|
|
|
#define tryAMAGICun tryAMAGICunSET
|
|
#define tryAMAGICunSET(meth) tryAMAGICunW(meth,SETs)
|
|
|
|
#define opASSIGN (PL_op->op_flags & OPf_STACKED)
|
|
#define SETsv(sv) STMT_START { \
|
|
if (opASSIGN) { sv_setsv(TARG, (sv)); SETTARG; } \
|
|
else SETs(sv); } STMT_END
|
|
|
|
/* newSVsv does not behave as advertised, so we copy missing
|
|
* information by hand */
|
|
|
|
/* SV* ref causes confusion with the member variable
|
|
changed SV* ref to SV* tmpRef */
|
|
#define RvDEEPCP(rv) STMT_START { SV* tmpRef=SvRV(rv); \
|
|
if (SvREFCNT(tmpRef)>1) { \
|
|
SvREFCNT_dec(tmpRef); \
|
|
SvRV(rv)=AMG_CALLun(rv,copy); \
|
|
} } STMT_END
|
|
#else
|
|
|
|
#define tryAMAGICbin(a,b)
|
|
#define tryAMAGICbinSET(a,b)
|
|
#define tryAMAGICun(a)
|
|
#define tryAMAGICunSET(a)
|
|
|
|
#endif /* OVERLOAD */
|