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SHENG32: 32-state 1-byte shuffle based DFA.

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Chang, Harry
2018-11-01 16:33:58 +08:00
committed by Konstantinos Margaritis
parent 6f8bfa1854
commit 2cde84c96d
13 changed files with 1676 additions and 45 deletions
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23
src/nfa/sheng_internal.h
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@@ -38,6 +38,14 @@
#define SHENG_STATE_MASK 0xF
#define SHENG_STATE_FLAG_MASK 0x70
#if defined (HAVE_AVX512VBMI)
#define SHENG32_STATE_ACCEPT 0x20
#define SHENG32_STATE_DEAD 0x40
#define SHENG32_STATE_ACCEL 0x80
#define SHENG32_STATE_MASK 0x1F
#define SHENG32_STATE_FLAG_MASK 0xE0
#endif
#define SHENG_FLAG_SINGLE_REPORT 0x1
#define SHENG_FLAG_CAN_DIE 0x2
#define SHENG_FLAG_HAS_ACCEL 0x4
@@ -67,4 +75,19 @@ struct sheng {
ReportID report;
};
#if defined (HAVE_AVX512VBMI)
struct sheng32 {
m512 succ_masks[256];
u32 length;
u32 aux_offset;
u32 report_offset;
u32 accel_offset;
u8 n_states;
u8 anchored;
u8 floating;
u8 flags;
ReportID report;
};
#endif
#endif /* SHENG_INTERNAL_H_ */