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added martin's BIGCHARSET patch to SRE 2.1.1. martin reports 2x

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speedups for certain unicode character ranges.
This commit is contained in:
Fredrik Lundh 2001-07-02 16:58:38 +00:00
parent 1fb5ce0323
commit 19af43d78a
4 changed files with 107 additions and 31 deletions
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13
Modules/_sre.c
View file

@ -506,6 +506,19 @@ SRE_CHARSET(SRE_CODE* set, SRE_CODE ch)
set += 16;
break;
case SRE_OP_BIGCHARSET:
/* <BIGCHARSET> <blockcount> <256 blockindices> <blocks> */
{
int count, block;
count = *(set++);
block = ((unsigned char*)set)[ch >> 8];
set += 128;
if (set[block*16 + ((ch & 255)>>4)] & (1 << (ch & 15)))
return ok;
set += count*16;
break;
}
case SRE_OP_CATEGORY:
/* <CATEGORY> <code> */
if (sre_category(set[0], (int) ch))

39
Modules/sre_constants.h
View file

@ -11,7 +11,7 @@
* See the _sre.c file for information on usage and redistribution.
*/
#define SRE_MAGIC 20010320
#define SRE_MAGIC 20010701
#define SRE_OP_FAILURE 0
#define SRE_OP_SUCCESS 1
#define SRE_OP_ANY 2
@ -23,24 +23,25 @@
#define SRE_OP_CALL 8
#define SRE_OP_CATEGORY 9
#define SRE_OP_CHARSET 10
#define SRE_OP_GROUPREF 11
#define SRE_OP_GROUPREF_IGNORE 12
#define SRE_OP_IN 13
#define SRE_OP_IN_IGNORE 14
#define SRE_OP_INFO 15
#define SRE_OP_JUMP 16
#define SRE_OP_LITERAL 17
#define SRE_OP_LITERAL_IGNORE 18
#define SRE_OP_MARK 19
#define SRE_OP_MAX_UNTIL 20
#define SRE_OP_MIN_UNTIL 21
#define SRE_OP_NOT_LITERAL 22
#define SRE_OP_NOT_LITERAL_IGNORE 23
#define SRE_OP_NEGATE 24
#define SRE_OP_RANGE 25
#define SRE_OP_REPEAT 26
#define SRE_OP_REPEAT_ONE 27
#define SRE_OP_SUBPATTERN 28
#define SRE_OP_BIGCHARSET 11
#define SRE_OP_GROUPREF 12
#define SRE_OP_GROUPREF_IGNORE 13
#define SRE_OP_IN 14
#define SRE_OP_IN_IGNORE 15
#define SRE_OP_INFO 16
#define SRE_OP_JUMP 17
#define SRE_OP_LITERAL 18
#define SRE_OP_LITERAL_IGNORE 19
#define SRE_OP_MARK 20
#define SRE_OP_MAX_UNTIL 21
#define SRE_OP_MIN_UNTIL 22
#define SRE_OP_NOT_LITERAL 23
#define SRE_OP_NOT_LITERAL_IGNORE 24
#define SRE_OP_NEGATE 25
#define SRE_OP_RANGE 26
#define SRE_OP_REPEAT 27
#define SRE_OP_REPEAT_ONE 28
#define SRE_OP_SUBPATTERN 29
#define SRE_AT_BEGINNING 0
#define SRE_AT_BEGINNING_LINE 1
#define SRE_AT_BEGINNING_STRING 2