/* op.h
*
- * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- * 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, by Larry Wall and others
+ * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+ * 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
# define MADPROP_IN_BASEOP
#endif
+typedef PERL_BITFIELD16 Optype;
+
#ifdef BASEOP_DEFINITION
#define BASEOP BASEOP_DEFINITION
#else
OP* (CPERLscope(*op_ppaddr))(pTHX); \
MADPROP_IN_BASEOP \
PADOFFSET op_targ; \
- unsigned op_type:9; \
- unsigned op_opt:1; \
- unsigned op_latefree:1; \
- unsigned op_latefreed:1; \
- unsigned op_attached:1; \
- unsigned op_spare:3; \
+ PERL_BITFIELD16 op_type:9; \
+ PERL_BITFIELD16 op_opt:1; \
+ PERL_BITFIELD16 op_latefree:1; \
+ PERL_BITFIELD16 op_latefreed:1; \
+ PERL_BITFIELD16 op_attached:1; \
+ PERL_BITFIELD16 op_spare:3; \
U8 op_flags; \
U8 op_private;
#endif
+/* If op_type:9 is changed to :10, also change PUSHEVAL in cop.h.
+ Also, if the type of op_type is ever changed (e.g. to PERL_BITFIELD32)
+ then all the other bit-fields before/after it should change their
+ types too to let VC pack them into the same 4 byte integer.*/
+
#define OP_GIMME(op,dfl) \
(((op)->op_flags & OPf_WANT) == OPf_WANT_VOID ? G_VOID : \
((op)->op_flags & OPf_WANT) == OPf_WANT_SCALAR ? G_SCALAR : \
((op)->op_flags & OPf_WANT) == OPf_WANT_LIST ? G_ARRAY : \
dfl)
+#define OP_GIMME_REVERSE(flags) ((flags) & G_WANT)
+
/*
=head1 "Gimme" Values
#define OPf_STACKED 64 /* Some arg is arriving on the stack. */
#define OPf_SPECIAL 128 /* Do something weird for this op: */
/* On local LVAL, don't init local value. */
- /* On OP_CONST, value is the hints hash for
- eval, so return a copy from pp_const() */
/* On OP_SORT, subroutine is inlined. */
/* On OP_NOT, inversion was implicit. */
/* On OP_LEAVE, don't restore curpm. */
/* On OP_SMARTMATCH, an implicit smartmatch */
/* On OP_ANONHASH and OP_ANONLIST, create a
reference to the new anon hash or array */
+ /* On OP_ENTER, store caller context */
+ /* On OP_HELEM and OP_HSLICE, localization will be followed
+ by assignment, so do not wipe the target if it is special
+ (e.g. a glob or a magic SV) */
/* old names; don't use in new code, but don't break them, either */
#define OPf_LIST OPf_WANT_LIST
#define OPpENTERSUB_DB 16 /* Debug subroutine. */
#define OPpENTERSUB_HASTARG 32 /* Called from OP tree. */
#define OPpENTERSUB_NOMOD 64 /* Immune to mod() for :attrlist. */
- /* OP_RV2CV only */
+ /* OP_ENTERSUB and OP_RV2CV only */
#define OPpENTERSUB_AMPER 8 /* Used & form to call. */
#define OPpENTERSUB_NOPAREN 128 /* bare sub call (without parens) */
#define OPpENTERSUB_INARGS 4 /* Lval used as arg to a sub. */
#define OPpSORT_QSORT 32 /* Use quicksort (not mergesort) */
#define OPpSORT_STABLE 64 /* Use a stable algorithm */
-/* Private for OP_THREADSV */
-#define OPpDONE_SVREF 64 /* Been through newSVREF once */
-
/* Private for OP_OPEN and OP_BACKTICK */
#define OPpOPEN_IN_RAW 16 /* binmode(F,":raw") on input fh */
#define OPpOPEN_IN_CRLF 32 /* binmode(F,":crlf") on input fh */
/* Private for OP_FTXXX */
#define OPpFT_ACCESS 2 /* use filetest 'access' */
#define OPpFT_STACKED 4 /* stacked filetest, as in "-f -x $f" */
-#define OP_IS_FILETEST_ACCESS(op) \
- (((op)->op_type) == OP_FTRREAD || \
- ((op)->op_type) == OP_FTRWRITE || \
- ((op)->op_type) == OP_FTREXEC || \
- ((op)->op_type) == OP_FTEREAD || \
- ((op)->op_type) == OP_FTEWRITE || \
- ((op)->op_type) == OP_FTEEXEC)
/* Private for OP_(MAP|GREP)(WHILE|START) */
#define OPpGREP_LEX 2 /* iterate over lexical $_ */
};
#ifdef USE_ITHREADS
-#define PM_GETRE(o) (INT2PTR(REGEXP*,SvIVX(PL_regex_pad[(o)->op_pmoffset])))
-#define PM_SETRE(o,r) STMT_START { \
- SV* const sv = PL_regex_pad[(o)->op_pmoffset]; \
- sv_setiv(sv, PTR2IV(r)); \
+#define PM_GETRE(o) (SvTYPE(PL_regex_pad[(o)->op_pmoffset]) == SVt_REGEXP \
+ ? (REGEXP*)(PL_regex_pad[(o)->op_pmoffset]) : NULL)
+/* The assignment is just to enforce type safety (or at least get a warning).
+ */
+/* With first class regexps not via a reference one needs to assign
+ &PL_sv_undef under ithreads. (This would probably work unthreaded, but NULL
+ is cheaper. I guess we could allow NULL, but the check above would get
+ more complex, and we'd have an AV with (SV*)NULL in it, which feels bad */
+/* BEWARE - something that calls this macro passes (r) which has a side
+ effect. */
+#define PM_SETRE(o,r) STMT_START { \
+ REGEXP *const _pm_setre = (r); \
+ assert(_pm_setre); \
+ PL_regex_pad[(o)->op_pmoffset] = MUTABLE_SV(_pm_setre); \
} STMT_END
-#define PM_GETRE_SAFE(o) (PL_regex_pad ? PM_GETRE(o) : (REGEXP*)0)
-#define PM_SETRE_SAFE(o,r) if (PL_regex_pad) PM_SETRE(o,r)
#else
#define PM_GETRE(o) ((o)->op_pmregexp)
#define PM_SETRE(o,r) ((o)->op_pmregexp = (r))
-#define PM_GETRE_SAFE PM_GETRE
-#define PM_SETRE_SAFE PM_SETRE
#endif
#define cSVOPo_sv cSVOPx_sv(o)
#define kSVOP_sv cSVOPx_sv(kid)
-#define Nullop ((OP*)NULL)
+#ifndef PERL_CORE
+# define Nullop ((OP*)NULL)
+#endif
/* Lowest byte-and-a-bit of PL_opargs */
#define OA_MARK 1
cv_ckproto_len((cv), (gv), (p), (p) ? strlen(p) : 0)
#endif
+#ifdef PERL_CORE
+# define my(o) my_attrs((o), NULL)
+#endif
+
#ifdef USE_REENTRANT_API
#include "reentr.h"
#endif