Commit | Line | Data |
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a0d0e21e | 1 | /* pp.h |
79072805 | 2 | * |
4eb8286e | 3 | * Copyright (c) 1991-1999, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
79072805 | 7 | * |
a0d0e21e | 8 | */ |
79072805 | 9 | |
11343788 MB |
10 | #ifdef USE_THREADS |
11 | #define ARGS thr | |
52e1cb5e | 12 | #define dARGS struct perl_thread *thr; |
11343788 | 13 | #else |
79072805 | 14 | #define ARGS |
79072805 | 15 | #define dARGS |
11343788 | 16 | #endif /* USE_THREADS */ |
22c35a8c | 17 | |
cea2e8a9 | 18 | #define PP(s) OP * Perl_##s(pTHX) |
79072805 LW |
19 | |
20 | #define SP sp | |
21 | #define MARK mark | |
22 | #define TARG targ | |
23 | ||
3280af22 | 24 | #define PUSHMARK(p) if (++PL_markstack_ptr == PL_markstack_max) \ |
a0d0e21e | 25 | markstack_grow(); \ |
3280af22 | 26 | *PL_markstack_ptr = (p) - PL_stack_base |
a0d0e21e | 27 | |
3280af22 NIS |
28 | #define TOPMARK (*PL_markstack_ptr) |
29 | #define POPMARK (*PL_markstack_ptr--) | |
a0d0e21e | 30 | |
3280af22 | 31 | #define djSP register SV **sp = PL_stack_sp |
4e35701f | 32 | #define dSP dTHR; djSP |
3280af22 NIS |
33 | #define dMARK register SV **mark = PL_stack_base + POPMARK |
34 | #define dORIGMARK I32 origmark = mark - PL_stack_base | |
35 | #define SETORIGMARK origmark = mark - PL_stack_base | |
36 | #define ORIGMARK (PL_stack_base + origmark) | |
79072805 | 37 | |
3280af22 NIS |
38 | #define SPAGAIN sp = PL_stack_sp |
39 | #define MSPAGAIN sp = PL_stack_sp; mark = ORIGMARK | |
79072805 | 40 | |
533c011a | 41 | #define GETTARGETSTACKED targ = (PL_op->op_flags & OPf_STACKED ? POPs : PAD_SV(PL_op->op_targ)) |
79072805 LW |
42 | #define dTARGETSTACKED SV * GETTARGETSTACKED |
43 | ||
533c011a | 44 | #define GETTARGET targ = PAD_SV(PL_op->op_targ) |
79072805 LW |
45 | #define dTARGET SV * GETTARGET |
46 | ||
533c011a | 47 | #define GETATARGET targ = (PL_op->op_flags & OPf_STACKED ? sp[-1] : PAD_SV(PL_op->op_targ)) |
79072805 LW |
48 | #define dATARGET SV * GETATARGET |
49 | ||
50 | #define dTARG SV *targ | |
51 | ||
533c011a | 52 | #define NORMAL PL_op->op_next |
cea2e8a9 | 53 | #define DIE return Perl_die |
79072805 | 54 | |
3280af22 | 55 | #define PUTBACK PL_stack_sp = sp |
79072805 LW |
56 | #define RETURN return PUTBACK, NORMAL |
57 | #define RETURNOP(o) return PUTBACK, o | |
58 | #define RETURNX(x) return x, PUTBACK, NORMAL | |
59 | ||
60 | #define POPs (*sp--) | |
2d8e6c8d GS |
61 | #define POPp (SvPVx(POPs, PL_na)) /* deprecated */ |
62 | #define POPpx (SvPVx(POPs, n_a)) | |
463ee0b2 | 63 | #define POPn (SvNVx(POPs)) |
a0d0e21e | 64 | #define POPi ((IV)SvIVx(POPs)) |
ff68c719 | 65 | #define POPu ((UV)SvUVx(POPs)) |
463ee0b2 | 66 | #define POPl ((long)SvIVx(POPs)) |
d9b3e12d JH |
67 | #define POPul ((unsigned long)SvIVx(POPs)) |
68 | #ifdef HAS_QUAD | |
69 | #define POPq ((Quad_t)SvIVx(POPs)) | |
70 | #endif | |
79072805 LW |
71 | |
72 | #define TOPs (*sp) | |
2d8e6c8d GS |
73 | #define TOPp (SvPV(TOPs, PL_na)) /* deprecated */ |
74 | #define TOPpx (SvPV(TOPs, n_a)) | |
463ee0b2 | 75 | #define TOPn (SvNV(TOPs)) |
a0d0e21e | 76 | #define TOPi ((IV)SvIV(TOPs)) |
ff68c719 | 77 | #define TOPu ((UV)SvUV(TOPs)) |
463ee0b2 | 78 | #define TOPl ((long)SvIV(TOPs)) |
d9b3e12d JH |
79 | #define TOPul ((unsigned long)SvIV(TOPs)) |
80 | #ifdef HAS_QUAD | |
81 | #define TOPq ((Quad_t)SvIV(TOPs)) | |
82 | #endif | |
79072805 LW |
83 | |
84 | /* Go to some pains in the rare event that we must extend the stack. */ | |
3280af22 | 85 | #define EXTEND(p,n) STMT_START { if (PL_stack_max - p < (n)) { \ |
bbce6d69 | 86 | sp = stack_grow(sp,p, (int) (n)); \ |
86547924 | 87 | } } STMT_END |
a0d0e21e | 88 | |
79072805 | 89 | /* Same thing, but update mark register too. */ |
3280af22 NIS |
90 | #define MEXTEND(p,n) STMT_START {if (PL_stack_max - p < (n)) { \ |
91 | int markoff = mark - PL_stack_base; \ | |
bbce6d69 | 92 | sp = stack_grow(sp,p,(int) (n)); \ |
3280af22 | 93 | mark = PL_stack_base + markoff; \ |
86547924 | 94 | } } STMT_END |
79072805 LW |
95 | |
96 | #define PUSHs(s) (*++sp = (s)) | |
86547924 PP |
97 | #define PUSHTARG STMT_START { SvSETMAGIC(TARG); PUSHs(TARG); } STMT_END |
98 | #define PUSHp(p,l) STMT_START { sv_setpvn(TARG, (p), (l)); PUSHTARG; } STMT_END | |
65202027 | 99 | #define PUSHn(n) STMT_START { sv_setnv(TARG, (NV)(n)); PUSHTARG; } STMT_END |
86547924 | 100 | #define PUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); PUSHTARG; } STMT_END |
55497cff | 101 | #define PUSHu(u) STMT_START { sv_setuv(TARG, (UV)(u)); PUSHTARG; } STMT_END |
79072805 | 102 | |
86547924 PP |
103 | #define XPUSHs(s) STMT_START { EXTEND(sp,1); (*++sp = (s)); } STMT_END |
104 | #define XPUSHTARG STMT_START { SvSETMAGIC(TARG); XPUSHs(TARG); } STMT_END | |
105 | #define XPUSHp(p,l) STMT_START { sv_setpvn(TARG, (p), (l)); XPUSHTARG; } STMT_END | |
65202027 | 106 | #define XPUSHn(n) STMT_START { sv_setnv(TARG, (NV)(n)); XPUSHTARG; } STMT_END |
86547924 | 107 | #define XPUSHi(i) STMT_START { sv_setiv(TARG, (IV)(i)); XPUSHTARG; } STMT_END |
55497cff | 108 | #define XPUSHu(u) STMT_START { sv_setuv(TARG, (UV)(u)); XPUSHTARG; } STMT_END |
b162f9ea | 109 | #define XPUSHundef STMT_START { SvOK_off(TARG); XPUSHs(TARG); } STMT_END |
79072805 LW |
110 | |
111 | #define SETs(s) (*sp = s) | |
86547924 PP |
112 | #define SETTARG STMT_START { SvSETMAGIC(TARG); SETs(TARG); } STMT_END |
113 | #define SETp(p,l) STMT_START { sv_setpvn(TARG, (p), (l)); SETTARG; } STMT_END | |
65202027 | 114 | #define SETn(n) STMT_START { sv_setnv(TARG, (NV)(n)); SETTARG; } STMT_END |
86547924 | 115 | #define SETi(i) STMT_START { sv_setiv(TARG, (IV)(i)); SETTARG; } STMT_END |
55497cff | 116 | #define SETu(u) STMT_START { sv_setuv(TARG, (UV)(u)); SETTARG; } STMT_END |
a0d0e21e | 117 | |
79072805 LW |
118 | #define dTOPss SV *sv = TOPs |
119 | #define dPOPss SV *sv = POPs | |
65202027 DS |
120 | #define dTOPnv NV value = TOPn |
121 | #define dPOPnv NV value = POPn | |
a0d0e21e LW |
122 | #define dTOPiv IV value = TOPi |
123 | #define dPOPiv IV value = POPi | |
55497cff PP |
124 | #define dTOPuv UV value = TOPu |
125 | #define dPOPuv UV value = POPu | |
79072805 | 126 | |
7a4c00b4 | 127 | #define dPOPXssrl(X) SV *right = POPs; SV *left = CAT2(X,s) |
65202027 | 128 | #define dPOPXnnrl(X) NV right = POPn; NV left = CAT2(X,n) |
7a4c00b4 PP |
129 | #define dPOPXiirl(X) IV right = POPi; IV left = CAT2(X,i) |
130 | ||
131 | #define USE_LEFT(sv) \ | |
533c011a | 132 | (SvOK(sv) || SvGMAGICAL(sv) || !(PL_op->op_flags & OPf_STACKED)) |
7a4c00b4 | 133 | #define dPOPXnnrl_ul(X) \ |
65202027 | 134 | NV right = POPn; \ |
7a4c00b4 | 135 | SV *leftsv = CAT2(X,s); \ |
65202027 | 136 | NV left = USE_LEFT(leftsv) ? SvNV(leftsv) : 0.0 |
7a4c00b4 PP |
137 | #define dPOPXiirl_ul(X) \ |
138 | IV right = POPi; \ | |
139 | SV *leftsv = CAT2(X,s); \ | |
140 | IV left = USE_LEFT(leftsv) ? SvIV(leftsv) : 0 | |
141 | ||
142 | #define dPOPPOPssrl dPOPXssrl(POP) | |
143 | #define dPOPPOPnnrl dPOPXnnrl(POP) | |
144 | #define dPOPPOPnnrl_ul dPOPXnnrl_ul(POP) | |
145 | #define dPOPPOPiirl dPOPXiirl(POP) | |
146 | #define dPOPPOPiirl_ul dPOPXiirl_ul(POP) | |
147 | ||
148 | #define dPOPTOPssrl dPOPXssrl(TOP) | |
149 | #define dPOPTOPnnrl dPOPXnnrl(TOP) | |
150 | #define dPOPTOPnnrl_ul dPOPXnnrl_ul(TOP) | |
151 | #define dPOPTOPiirl dPOPXiirl(TOP) | |
152 | #define dPOPTOPiirl_ul dPOPXiirl_ul(TOP) | |
79072805 | 153 | |
3280af22 NIS |
154 | #define RETPUSHYES RETURNX(PUSHs(&PL_sv_yes)) |
155 | #define RETPUSHNO RETURNX(PUSHs(&PL_sv_no)) | |
156 | #define RETPUSHUNDEF RETURNX(PUSHs(&PL_sv_undef)) | |
79072805 | 157 | |
3280af22 NIS |
158 | #define RETSETYES RETURNX(SETs(&PL_sv_yes)) |
159 | #define RETSETNO RETURNX(SETs(&PL_sv_no)) | |
160 | #define RETSETUNDEF RETURNX(SETs(&PL_sv_undef)) | |
79072805 | 161 | |
533c011a | 162 | #define ARGTARG PL_op->op_targ |
b162f9ea IZ |
163 | |
164 | /* See OPpTARGET_MY: */ | |
165 | #define MAXARG (PL_op->op_private & 15) | |
79072805 | 166 | |
e336de0d GS |
167 | #define SWITCHSTACK(f,t) \ |
168 | STMT_START { \ | |
677b06e3 | 169 | AvFILLp(f) = sp - PL_stack_base; \ |
3280af22 | 170 | PL_stack_base = AvARRAY(t); \ |
677b06e3 | 171 | PL_stack_max = PL_stack_base + AvMAX(t); \ |
3280af22 | 172 | sp = PL_stack_sp = PL_stack_base + AvFILLp(t); \ |
677b06e3 | 173 | PL_curstack = t; \ |
e336de0d | 174 | } STMT_END |
79072805 | 175 | |
bbce6d69 | 176 | #define EXTEND_MORTAL(n) \ |
677b06e3 GS |
177 | STMT_START { \ |
178 | if (PL_tmps_ix + (n) >= PL_tmps_max) \ | |
179 | tmps_grow(n); \ | |
180 | } STMT_END | |
bbce6d69 | 181 | |
a0d0e21e LW |
182 | #define AMGf_noright 1 |
183 | #define AMGf_noleft 2 | |
184 | #define AMGf_assign 4 | |
185 | #define AMGf_unary 8 | |
186 | ||
86547924 | 187 | #define tryAMAGICbinW(meth,assign,set) STMT_START { \ |
3280af22 | 188 | if (PL_amagic_generation) { \ |
a0d0e21e LW |
189 | SV* tmpsv; \ |
190 | SV* right= *(sp); SV* left= *(sp-1);\ | |
191 | if ((SvAMAGIC(left)||SvAMAGIC(right))&&\ | |
192 | (tmpsv=amagic_call(left, \ | |
193 | right, \ | |
194 | CAT2(meth,_amg), \ | |
195 | (assign)? AMGf_assign: 0))) {\ | |
196 | SPAGAIN; \ | |
197 | (void)POPs; set(tmpsv); RETURN; } \ | |
198 | } \ | |
86547924 | 199 | } STMT_END |
a0d0e21e LW |
200 | |
201 | #define tryAMAGICbin(meth,assign) tryAMAGICbinW(meth,assign,SETsv) | |
202 | #define tryAMAGICbinSET(meth,assign) tryAMAGICbinW(meth,assign,SETs) | |
203 | ||
3280af22 | 204 | #define AMG_CALLun(sv,meth) amagic_call(sv,&PL_sv_undef, \ |
a0d0e21e LW |
205 | CAT2(meth,_amg),AMGf_noright | AMGf_unary) |
206 | #define AMG_CALLbinL(left,right,meth) \ | |
207 | amagic_call(left,right,CAT2(meth,_amg),AMGf_noright) | |
208 | ||
e8c20960 | 209 | #define tryAMAGICunW(meth,set,shift,ret) STMT_START { \ |
3280af22 | 210 | if (PL_amagic_generation) { \ |
a0d0e21e | 211 | SV* tmpsv; \ |
f5284f61 IZ |
212 | SV* arg= sp[shift]; \ |
213 | am_again: \ | |
a0d0e21e LW |
214 | if ((SvAMAGIC(arg))&&\ |
215 | (tmpsv=AMG_CALLun(arg,meth))) {\ | |
f5284f61 | 216 | SPAGAIN; if (shift) sp += shift; \ |
e8c20960 | 217 | set(tmpsv); ret; } \ |
a0d0e21e | 218 | } \ |
86547924 | 219 | } STMT_END |
a0d0e21e | 220 | |
f5284f61 IZ |
221 | #define FORCE_SETs(sv) STMT_START { sv_setsv(TARG, (sv)); SETTARG; } STMT_END |
222 | ||
b162f9ea IZ |
223 | #define tryAMAGICun(meth) tryAMAGICunW(meth,SETsvUN,0,RETURN) |
224 | #define tryAMAGICunSET(meth) tryAMAGICunW(meth,SETs,0,RETURN) | |
f5284f61 IZ |
225 | #define tryAMAGICunTARGET(meth, shift) \ |
226 | { dSP; sp--; /* get TARGET from below PL_stack_sp */ \ | |
227 | { dTARGETSTACKED; \ | |
e8c20960 IZ |
228 | { dSP; tryAMAGICunW(meth,FORCE_SETs,shift,RETURN);}}} |
229 | ||
230 | #define setAGAIN(ref) sv = arg = ref; \ | |
231 | if (!SvROK(ref)) \ | |
cea2e8a9 | 232 | Perl_croak(aTHX_ "Overloaded dereference did not return a reference"); \ |
e8c20960 IZ |
233 | goto am_again; |
234 | ||
0f4592ef | 235 | #define tryAMAGICunDEREF(meth) tryAMAGICunW(meth,setAGAIN,0,(void)0) |
a0d0e21e | 236 | |
533c011a | 237 | #define opASSIGN (PL_op->op_flags & OPf_STACKED) |
e9905555 | 238 | #define SETsv(sv) STMT_START { \ |
b162f9ea IZ |
239 | if (opASSIGN || (SvFLAGS(TARG) & SVs_PADMY)) \ |
240 | { sv_setsv(TARG, (sv)); SETTARG; } \ | |
241 | else SETs(sv); } STMT_END | |
242 | ||
243 | #define SETsvUN(sv) STMT_START { \ | |
244 | if (SvFLAGS(TARG) & SVs_PADMY) \ | |
245 | { sv_setsv(TARG, (sv)); SETTARG; } \ | |
e9905555 | 246 | else SETs(sv); } STMT_END |
a0d0e21e LW |
247 | |
248 | /* newSVsv does not behave as advertised, so we copy missing | |
249 | * information by hand */ | |
250 | ||
76e3520e GS |
251 | /* SV* ref causes confusion with the member variable |
252 | changed SV* ref to SV* tmpRef */ | |
253 | #define RvDEEPCP(rv) STMT_START { SV* tmpRef=SvRV(rv); \ | |
254 | if (SvREFCNT(tmpRef)>1) { \ | |
255 | SvREFCNT_dec(tmpRef); \ | |
748a9306 | 256 | SvRV(rv)=AMG_CALLun(rv,copy); \ |
86547924 | 257 | } } STMT_END |