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[perl5.git] / regcomp.sym

diff --git a/regcomp.sym b/regcomp.sym
index dee85af..8eb293f 100644 (file)
--- a/regcomp.sym
+++ b/regcomp.sym
@@ -4,7 +4,7 @@
 #
 # Empty rows after #-comment are removed from input are ignored
 #
-# First section is for regops, second sectionis for regmatch-states
+# First section is for regops, second section is for regmatch-states
 #
 # Note that the order in this file is important.
 #
@@ -51,9 +51,9 @@ SPACEL      SPACE,      no 0 S    ; Match any whitespace char in locale
 NSPACE      NSPACE,     no 0 S    ; Match any non-whitespace character
 NSPACEL     NSPACE,     no 0 S    ; Match any non-whitespace char in locale
 DIGIT       DIGIT,      no 0 S    ; Match any numeric character
-DIGITL      DIGIT,      no        ; Match any numeric character in locale
+DIGITL      DIGIT,      no 0 S    ; Match any numeric character in locale
 NDIGIT      NDIGIT,     no 0 S    ; Match any non-numeric character
-NDIGITL     NDIGIT,     no        ; Match any non-numeric character in locale
+NDIGITL     NDIGIT,     no 0 S    ; Match any non-numeric character in locale
 CLUMP       CLUMP,      no 0 V    ; Match any extended grapheme cluster sequence
 
 #* Alternation
@@ -80,6 +80,7 @@ BACK        BACK,       no 0 V    ; Match "", "next" ptr points backward.
 EXACT       EXACT,      str       ; Match this string (preceded by length).
 EXACTF      EXACT,      str       ; Match this string, folded, native charset semantics for non-utf8 (prec. by length).
 EXACTFL     EXACT,      str       ; Match this string, folded in locale (w/len).
+EXACTFU     EXACT,      str      ; Match this string, folded, Unicode semantics for non-utf8 (prec. by length).
 
 #*Do nothing types
 
@@ -114,12 +115,21 @@ CLOSE       CLOSE,      num 1     ; Analogous to OPEN.
 REF         REF,        num 1 V   ; Match some already matched string
 REFF        REF,        num 1 V   ; Match already matched string, folded using native charset semantics for non-utf8
 REFFL       REF,        num 1 V   ; Match already matched string, folded in loc.
+# REFFU and NREFFU could have been implemented using the FLAGS field of the
+# regnode, but by having a separate node type, we can use the existing switch
+# statement to avoid some tests
+REFFU       REF,        num 1 V   ; Match already matched string, folded using unicode semantics for non-utf8
 
+#*Named references.  Code in regcomp.c assumes that these all are after the numbered references
+NREF        REF,        no-sv 1 V ; Match some already matched string
+NREFF       REF,        no-sv 1 V ; Match already matched string, folded using native charset semantics for non-utf8
+NREFFL      REF,        no-sv 1 V ; Match already matched string, folded in loc.
+NREFFU      REF,        num   1 V ; Match already matched string, folded using unicode semantics for non-utf8
 
 IFMATCH     BRANCHJ,    off 1 . 2 ; Succeeds if the following matches.
 UNLESSM     BRANCHJ,    off 1 . 2 ; Fails if the following matches.
 SUSPEND     BRANCHJ,    off 1 V 1 ; "Independent" sub-RE.
-IFTHEN      BRANCHJ,    off 1 V 1 ; Switch, should be preceeded by switcher .
+IFTHEN      BRANCHJ,    off 1 V 1 ; Switch, should be preceded by switcher .
 GROUPP      GROUPP,     num 1     ; Whether the group matched.
 
 #*Support for long RE
@@ -143,7 +153,7 @@ RENUM       BRANCHJ,    off 1 . 1 ; Group with independently numbered parens.
 
 # Behave the same as A|LIST|OF|WORDS would. The '..C' variants have  
 # inline charclass data (ascii only), the 'C' store it in the structure.
-# NOTE: the relative order of the TRIE-like regops  is signifigant
+# NOTE: the relative order of the TRIE-like regops  is significant
 
 TRIE        TRIE,       trie 1    ; Match many EXACT(F[LU]?)? at once. flags==type
 TRIEC       TRIE,trie charclass   ; Same as TRIE, but with embedded charclass data
@@ -156,18 +166,12 @@ AHOCORASICKC    TRIE,trie charclass   ; Same as AHOCORASICK, but with embedded c
 GOSUB       GOSUB,      num/ofs 2L    ; recurse to paren arg1 at (signed) ofs arg2
 GOSTART     GOSTART,    no        ; recurse to start of pattern
 
-#*Named references
-NREF        REF,        no-sv 1 V ; Match some already matched string
-NREFF       REF,        no-sv 1 V ; Match already matched string, folded using native charset semantics for non-utf8
-NREFFL      REF,        no-sv 1 V ; Match already matched string, folded in loc.
-
-
 #*Special conditionals
 NGROUPP     NGROUPP,    no-sv 1   ; Whether the group matched.            
 INSUBP      INSUBP,     num 1     ; Whether we are in a specific recurse.  
 DEFINEP     DEFINEP,    none 1    ; Never execute directly.               
 
-#*Bactracking Verbs
+#*Backtracking Verbs
 ENDLIKE     ENDLIKE,    none      ; Used only for the type field of verbs
 OPFAIL      ENDLIKE,    none      ; Same as (?!)
 ACCEPT      ENDLIKE,    parno 1   ; Accepts the current matched string.
@@ -192,13 +196,6 @@ HORIZWS     HORIZWS,    none 0 S  ; horizontal whitespace       (Perl 6)
 NHORIZWS    NHORIZWS,   none 0 S  ; not horizontal whitespace   (Perl 6)
 
 FOLDCHAR    FOLDCHAR,   codepoint 1 ; codepoint with tricky case folding properties.
-EXACTFU     EXACT,      str        ; Match this string, folded, Unicode semantics for non-utf8 (prec. by length).
-
-# These could have been implemented using the FLAGS field of the regnode, but
-# by having a separate node type, we can use the existing switch statement to
-# avoid some tests
-REFFU       REF,        num 1 V   ; Match already matched string, folded using unicode semantics for non-utf8
-NREFFU       REF,        num 1 V   ; Match already matched string, folded using unicode semantics for non-utf8
 
 
 # NEW STUFF SOMEWHERE ABOVE THIS LINE