typedef PERL_BITFIELD16 Optype;
-/* this field now either points to the next sibling or to the parent,
- * depending on op_moresib. So rename it from op_sibling to op_sibparent.
- */
-#ifdef PERL_OP_PARENT
-# define _OP_SIBPARENT_FIELDNAME op_sibparent
-#else
-# define _OP_SIBPARENT_FIELDNAME op_sibling
-#endif
-
#ifdef BASEOP_DEFINITION
#define BASEOP BASEOP_DEFINITION
#else
#define BASEOP \
OP* op_next; \
- OP* _OP_SIBPARENT_FIELDNAME;\
+ OP* op_sibparent; \
OP* (*op_ppaddr)(pTHX); \
PADOFFSET op_targ; \
PERL_BITFIELD16 op_type:9; \
=cut
*/
-#define GIMME_V OP_GIMME(PL_op, block_gimme())
+#define GIMME_V Perl_gimme_V(aTHX)
/* Public flags */
#define OPf_REF 16 /* Certified reference. */
/* (Return container, not containee). */
#define OPf_MOD 32 /* Will modify (lvalue). */
+
#define OPf_STACKED 64 /* Some arg is arriving on the stack. */
+ /* Indicates mutator-variant of op for those
+ * ops which support them, e.g. $x += 1
+ */
+
#define OPf_SPECIAL 128 /* Do something weird for this op: */
/* On local LVAL, don't init local value. */
/* On OP_SORT, subroutine is inlined. */
/* On OP_PADRANGE, push @_ */
/* On OP_DUMP, has no label */
/* On OP_UNSTACK, in a C-style for loop */
+ /* On OP_READLINE, it's for <<>>, not <> */
/* There is no room in op_flags for this one, so it has its own bit-
field member (op_folded) instead. The flag is only used to tell
op_convert_list to set op_folded. */
* from data in regen/op_private */
-#define OPpTRANS_ALL (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF|OPpTRANS_IDENTICAL|OPpTRANS_SQUASH|OPpTRANS_COMPLEMENT|OPpTRANS_GROWS|OPpTRANS_DELETE)
-
+#define OPpTRANS_ALL (OPpTRANS_USE_SVOP|OPpTRANS_CAN_FORCE_UTF8|OPpTRANS_IDENTICAL|OPpTRANS_SQUASH|OPpTRANS_COMPLEMENT|OPpTRANS_GROWS|OPpTRANS_DELETE)
+#define OPpTRANS_FROM_UTF OPpTRANS_USE_SVOP
+#define OPpTRANS_TO_UTF OPpTRANS_CAN_FORCE_UTF8
/* Mask for OP_ENTERSUB flags, the absence of which must be propagated
SV *sv;
IV iv;
UV uv;
+ char *pv;
+ SSize_t ssize;
} UNOP_AUX_item;
#ifdef USE_ITHREADS
* other end instead; this preserves binary compatibility. */
#define PMf_BASE_SHIFT (_RXf_PMf_SHIFT_NEXT+2)
+/* Set by the parser if it discovers an error, so the regex shouldn't be
+ * compiled */
+#define PMf_HAS_ERROR (1U<<(PMf_BASE_SHIFT+3))
+
/* 'use re "taint"' in scope: taint $1 etc. if target tainted */
-#define PMf_RETAINT (1U<<(PMf_BASE_SHIFT+5))
+#define PMf_RETAINT (1U<<(PMf_BASE_SHIFT+4))
/* match successfully only once per reset, with related flag RXf_USED in
* re->extflags holding state. This is used only for ?? matches, and only on
* OP_MATCH and OP_QR */
-#define PMf_ONCE (1U<<(PMf_BASE_SHIFT+6))
+#define PMf_ONCE (1U<<(PMf_BASE_SHIFT+5))
/* PMf_ONCE, i.e. ?pat?, has matched successfully. Not used under threading. */
-#define PMf_USED (1U<<(PMf_BASE_SHIFT+7))
+#define PMf_USED (1U<<(PMf_BASE_SHIFT+6))
/* subst replacement is constant */
-#define PMf_CONST (1U<<(PMf_BASE_SHIFT+8))
+#define PMf_CONST (1U<<(PMf_BASE_SHIFT+7))
/* keep 1st runtime pattern forever */
-#define PMf_KEEP (1U<<(PMf_BASE_SHIFT+9))
+#define PMf_KEEP (1U<<(PMf_BASE_SHIFT+8))
-#define PMf_GLOBAL (1U<<(PMf_BASE_SHIFT+10)) /* pattern had a g modifier */
+#define PMf_GLOBAL (1U<<(PMf_BASE_SHIFT+9)) /* pattern had a g modifier */
/* don't reset pos() if //g fails */
-#define PMf_CONTINUE (1U<<(PMf_BASE_SHIFT+11))
+#define PMf_CONTINUE (1U<<(PMf_BASE_SHIFT+10))
/* evaluating replacement as expr */
-#define PMf_EVAL (1U<<(PMf_BASE_SHIFT+12))
+#define PMf_EVAL (1U<<(PMf_BASE_SHIFT+11))
/* Return substituted string instead of modifying it. */
-#define PMf_NONDESTRUCT (1U<<(PMf_BASE_SHIFT+13))
+#define PMf_NONDESTRUCT (1U<<(PMf_BASE_SHIFT+12))
/* the pattern has a CV attached (currently only under qr/...(?{}).../) */
-#define PMf_HAS_CV (1U<<(PMf_BASE_SHIFT+14))
+#define PMf_HAS_CV (1U<<(PMf_BASE_SHIFT+13))
/* op_code_list is private; don't free it etc. It may well point to
* code within another sub, with different pad etc */
-#define PMf_CODELIST_PRIVATE (1U<<(PMf_BASE_SHIFT+15))
+#define PMf_CODELIST_PRIVATE (1U<<(PMf_BASE_SHIFT+14))
/* the PMOP is a QR (we should be able to detect that from the op type,
* but the regex compilation API passes just the pm flags, not the op
* itself */
-#define PMf_IS_QR (1U<<(PMf_BASE_SHIFT+16))
-#define PMf_USE_RE_EVAL (1U<<(PMf_BASE_SHIFT+17)) /* use re'eval' in scope */
+#define PMf_IS_QR (1U<<(PMf_BASE_SHIFT+15))
+#define PMf_USE_RE_EVAL (1U<<(PMf_BASE_SHIFT+16)) /* use re'eval' in scope */
+
+/* Means that this is a subpattern being compiled while processing a \p{}
+ * wildcard. This isn't called from op.c, but it is passed as a pm flag. */
+#define PMf_WILDCARD (1U<<(PMf_BASE_SHIFT+17))
/* See comments at the beginning of these defines about adding bits. The
* highest bit position should be used, so that if PMf_BASE_SHIFT gets
#define kLOOP cLOOPx(kid)
+typedef enum {
+ OPclass_NULL, /* 0 */
+ OPclass_BASEOP, /* 1 */
+ OPclass_UNOP, /* 2 */
+ OPclass_BINOP, /* 3 */
+ OPclass_LOGOP, /* 4 */
+ OPclass_LISTOP, /* 5 */
+ OPclass_PMOP, /* 6 */
+ OPclass_SVOP, /* 7 */
+ OPclass_PADOP, /* 8 */
+ OPclass_PVOP, /* 9 */
+ OPclass_LOOP, /* 10 */
+ OPclass_COP, /* 11 */
+ OPclass_METHOP, /* 12 */
+ OPclass_UNOP_AUX /* 13 */
+} OPclass;
+
+
#ifdef USE_ITHREADS
# define cGVOPx_gv(o) ((GV*)PAD_SVl(cPADOPx(o)->op_padix))
# ifndef PERL_CORE
# define cMETHOPx_rclass(v) (cMETHOPx(v)->op_rclass_sv)
#endif
-# define cMETHOPx_meth(v) cSVOPx_sv(v)
+#define cMETHOPx_meth(v) cSVOPx_sv(v)
#define cGVOP_gv cGVOPx_gv(PL_op)
#define cGVOPo_gv cGVOPx_gv(o)
#define ref(o, type) doref(o, type, TRUE)
#endif
+
+/* translation table attached to OP_TRANS/OP_TRANSR ops */
+
+typedef struct {
+ Size_t size; /* number of entries in map[], not including final slot */
+ short map[1]; /* Unwarranted chumminess */
+} OPtrans_map;
+
+
/*
=head1 Optree Manipulation Functions
#ifdef PERL_CORE
struct opslot {
- /* keep opslot_next first */
- OPSLOT * opslot_next; /* next slot */
- OPSLAB * opslot_slab; /* owner */
+ U16 opslot_size; /* size of this slot (in pointers) */
+ U16 opslot_offset; /* offset from start of slab (in ptr units) */
OP opslot_op; /* the op itself */
};
struct opslab {
- OPSLOT * opslab_first; /* first op in this slab */
OPSLAB * opslab_next; /* next slab */
- OP * opslab_freed; /* chain of freed ops */
- size_t opslab_refcnt; /* number of ops */
+ OPSLAB * opslab_head; /* first slab in chain */
+ OP ** opslab_freed; /* array of sized chains of freed ops (head only)*/
+ size_t opslab_refcnt; /* number of ops (head slab only) */
+ U16 opslab_freed_size; /* allocated size of opslab_freed */
+ U16 opslab_size; /* size of slab in pointers,
+ including header */
+ U16 opslab_free_space; /* space available in this slab
+ for allocating new ops (in ptr
+ units) */
# ifdef PERL_DEBUG_READONLY_OPS
- U16 opslab_size; /* size of slab in pointers */
bool opslab_readonly;
# endif
OPSLOT opslab_slots; /* slots begin here */
# define OPSLOT_HEADER_P (OPSLOT_HEADER/sizeof(I32 *))
# define OpSLOT(o) (assert_(o->op_slabbed) \
(OPSLOT *)(((char *)o)-OPSLOT_HEADER))
-# define OpSLAB(o) OpSLOT(o)->opslot_slab
+
+/* the first (head) opslab of the chain in which this op is allocated */
+# define OpSLAB(o) \
+ (((OPSLAB*)( (I32**)OpSLOT(o) - OpSLOT(o)->opslot_offset))->opslab_head)
+
# define OpslabREFCNT_dec(slab) \
(((slab)->opslab_refcnt == 1) \
? opslab_free_nopad(slab) \
=for apidoc mx|U32|BhkFLAGS|BHK *hk
Return the BHK's flags.
-=for apidoc mx|void *|BhkENTRY|BHK *hk|which
+=for apidoc mxu|void *|BhkENTRY|BHK *hk|which
Return an entry from the BHK structure. C<which> is a preprocessor token
indicating which entry to return. If the appropriate flag is not set
this will return C<NULL>. The type of the return value depends on which
entry you ask for.
-=for apidoc Amx|void|BhkENTRY_set|BHK *hk|which|void *ptr
+=for apidoc Amxu|void|BhkENTRY_set|BHK *hk|which|void *ptr
Set an entry in the BHK structure, and set the flags to indicate it is
valid. C<which> is a preprocessing token indicating which entry to set.
The type of C<ptr> depends on the entry.
-=for apidoc Amx|void|BhkDISABLE|BHK *hk|which
+=for apidoc Amxu|void|BhkDISABLE|BHK *hk|which
Temporarily disable an entry in this BHK structure, by clearing the
appropriate flag. C<which> is a preprocessor token indicating which
entry to disable.
-=for apidoc Amx|void|BhkENABLE|BHK *hk|which
+=for apidoc Amxu|void|BhkENABLE|BHK *hk|which
Re-enable an entry in this BHK structure, by setting the appropriate
flag. C<which> is a preprocessor token indicating which entry to enable.
This will assert (under -DDEBUGGING) if the entry doesn't contain a valid
pointer.
-=for apidoc mx|void|CALL_BLOCK_HOOKS|which|arg
+=for apidoc mxu|void|CALL_BLOCK_HOOKS|which|arg
Call all the registered block hooks for type C<which>. C<which> is a
preprocessing token; the type of C<arg> depends on C<which>.
=for apidoc Am|U32|OP_CLASS|OP *o
Return the class of the provided OP: that is, which of the *OP
structures it uses. For core ops this currently gets the information out
-of C<PL_opargs>, which does not always accurately reflect the type used.
+of C<PL_opargs>, which does not always accurately reflect the type used;
+in v5.26 onwards, see also the function C<L</op_class>> which can do a better
+job of determining the used type.
+
For custom ops the type is returned from the registration, and it is up
to the registree to ensure it is accurate. The value returned will be
one of the C<OA_>* constants from F<op.h>.
C<L</op_sibling_splice>>.
=for apidoc Am|void|OpLASTSIB_set|OP *o|OP *parent
-Marks C<o> as having no further siblings. On C<PERL_OP_PARENT> builds, marks
+Marks C<o> as having no further siblings and marks
o as having the specified parent. See also C<L</OpMORESIB_set>> and
C<OpMAYBESIB_set>. For a higher-level interface, see
C<L</op_sibling_splice>>.
#define OP_TYPE_ISNT_AND_WASNT(o, type) \
( (o) && OP_TYPE_ISNT_AND_WASNT_NN(o, type) )
+/* should match anything that uses ck_ftst in regen/opcodes */
+#define OP_IS_STAT(op) (OP_IS_FILETEST(op) || (op) == OP_LSTAT || (op) == OP_STAT)
-#ifdef PERL_OP_PARENT
-# define OpHAS_SIBLING(o) (cBOOL((o)->op_moresib))
-# define OpSIBLING(o) (0 + (o)->op_moresib ? (o)->op_sibparent : NULL)
-# define OpMORESIB_set(o, sib) ((o)->op_moresib = 1, (o)->op_sibparent = (sib))
-# define OpLASTSIB_set(o, parent) \
- ((o)->op_moresib = 0, (o)->op_sibparent = (parent))
-# define OpMAYBESIB_set(o, sib, parent) \
- ((o)->op_sibparent = ((o)->op_moresib = cBOOL(sib)) ? (sib) : (parent))
-#else
-# define OpHAS_SIBLING(o) (cBOOL((o)->op_sibling))
-# define OpSIBLING(o) (0 + (o)->op_sibling)
-# define OpMORESIB_set(o, sib) ((o)->op_moresib = 1, (o)->op_sibling = (sib))
-# define OpLASTSIB_set(o, parent) \
- ((o)->op_moresib = 0, (o)->op_sibling = NULL)
-# define OpMAYBESIB_set(o, sib, parent) \
- ((o)->op_moresib = cBOOL(sib), (o)->op_sibling = (sib))
-#endif
+#define OpHAS_SIBLING(o) (cBOOL((o)->op_moresib))
+#define OpSIBLING(o) (0 + (o)->op_moresib ? (o)->op_sibparent : NULL)
+#define OpMORESIB_set(o, sib) ((o)->op_moresib = 1, (o)->op_sibparent = (sib))
+#define OpLASTSIB_set(o, parent) \
+ ((o)->op_moresib = 0, (o)->op_sibparent = (parent))
+#define OpMAYBESIB_set(o, sib, parent) \
+ ((o)->op_sibparent = ((o)->op_moresib = cBOOL(sib)) ? (sib) : (parent))
#if !defined(PERL_CORE) && !defined(PERL_EXT)
/* for backwards compatibility only */
#define MDEREF_SHIFT 7
#if defined(PERL_IN_DOOP_C) || defined(PERL_IN_PP_C)
-static const char * const deprecated_above_ff_msg
- = "Use of strings with code points over 0xFF as arguments to "
- "%s operator is deprecated";
+# define FATAL_ABOVE_FF_MSG \
+ "Use of strings with code points over 0xFF as arguments to " \
+ "%s operator is not allowed"
+#endif
+#if defined(PERL_IN_OP_C) || defined(PERL_IN_DOOP_C) || defined(PERL_IN_PERL_C)
+# define TR_UNMAPPED (UV)-1
+# define TR_DELETE (UV)-2
+# define TR_R_EMPTY (UV)-3 /* rhs (replacement) is empty */
+# define TR_OOB (UV)-4 /* Something that isn't one of the others */
+# define TR_SPECIAL_HANDLING TR_DELETE /* Can occupy same value */
+# define TR_UNLISTED TR_UNMAPPED /* A synonym whose name is clearer
+ at times */
+#endif
+#if defined(PERL_IN_OP_C) || defined(PERL_IN_TOKE_C)
+#define RANGE_INDICATOR ILLEGAL_UTF8_BYTE
#endif
+/* stuff for OP_ARGCHECK */
+
+struct op_argcheck_aux {
+ UV params; /* number of positional parameters */
+ UV opt_params; /* number of optional positional parameters */
+ char slurpy; /* presence of slurpy: may be '\0', '@' or '%' */
+};
+
/*
* ex: set ts=8 sts=4 sw=4 et: