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| author | Yves Orton <demerphq@gmail.com> | 2006-09-10 00:00:05 +0200 |
|---|---|---|
| committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2006-09-11 10:04:19 +0000 |
| commit | 1de063289cf096bd67e3d9d1b4a6dca2498966fa (patch) | |
| tree | 624db769c58230025a7b28c45d4cbd107daa75be /regcomp.h | |
| parent | e2e369dbafb5e29919b75b3f221700a38e4a5d42 (diff) | |
| download | perl-1de063289cf096bd67e3d9d1b4a6dca2498966fa.tar.gz | |
Teach regex optimiser how to handle (?=) and (?<=) properly.
Message-ID: <9b18b3110609091300x1fd0b15dt32932902a0a80674@mail.gmail.com>
p4raw-id: //depot/perl@28816
Diffstat (limited to 'regcomp.h')
| -rw-r--r-- | regcomp.h | 11 |
1 files changed, 11 insertions, 0 deletions
@@ -13,6 +13,7 @@ typedef OP OP_4tree; /* Will be redefined later. */ #define PERL_ENABLE_TRIE_OPTIMISATION 1 #define PERL_ENABLE_EXTENDED_TRIE_OPTIMISATION 1 +#define PERL_ENABLE_POSITIVE_ASSERTION_STUDY 1 #define PERL_ENABLE_EXPERIMENTAL_REGEX_OPTIMISATIONS 0 /* @@ -396,6 +397,7 @@ struct reg_substr_datum { I32 max_offset; SV *substr; /* non-utf8 variant */ SV *utf8_substr; /* utf8 variant */ + I32 end_shift; }; struct reg_substr_data { @@ -405,14 +407,19 @@ struct reg_substr_data { #define anchored_substr substrs->data[0].substr #define anchored_utf8 substrs->data[0].utf8_substr #define anchored_offset substrs->data[0].min_offset +#define anchored_end_shift substrs->data[0].end_shift + #define float_substr substrs->data[1].substr #define float_utf8 substrs->data[1].utf8_substr #define float_min_offset substrs->data[1].min_offset #define float_max_offset substrs->data[1].max_offset +#define float_end_shift substrs->data[1].end_shift + #define check_substr substrs->data[2].substr #define check_utf8 substrs->data[2].utf8_substr #define check_offset_min substrs->data[2].min_offset #define check_offset_max substrs->data[2].max_offset +#define check_end_shift substrs->data[2].end_shift @@ -503,6 +510,10 @@ typedef struct _reg_ac_data reg_ac_data; #define TRIE_BITMAP_CLEAR(p,c) (TRIE_BITMAP_BYTE(p, c) &= ~ANYOF_BIT((U8)c)) #define TRIE_BITMAP_TEST(p, c) (TRIE_BITMAP_BYTE(p, c) & ANYOF_BIT((U8)c)) +#define IS_ANYOF_TRIE(op) ((op)==TRIEC || (op)==AHOCORASICKC) +#define IS_TRIE_AC(op) ((op)>=AHOCORASICK) + + #define BITMAP_BYTE(p, c) (((U8*)p)[(((U8)(c)) >> 3) & 31]) #define BITMAP_TEST(p, c) (BITMAP_BYTE(p, c) & ANYOF_BIT((U8)c)) |