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vim-patch:8.0.1541: synpat_T is taking too much memory

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Problem:    synpat_T is taking too much memory.
Solution:   Reorder members to reduce padding. (Dominique Pelle, closes vim/vim#2671)
36f923014a
This commit is contained in:
Jan Edmund Lazo 2018-07-26 01:08:18 -04:00
parent a2253744c9
commit b647ba6afb
1 changed files with 27 additions and 27 deletions
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54
src/nvim/syntax.c
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@ -115,35 +115,35 @@ static int hl_attr_table[] =
{HL_BOLD, HL_STANDOUT, HL_UNDERLINE, HL_UNDERCURL, HL_ITALIC, HL_INVERSE,
HL_INVERSE, 0};
/*
* The patterns that are being searched for are stored in a syn_pattern.
* A match item consists of one pattern.
* A start/end item consists of n start patterns and m end patterns.
* A start/skip/end item consists of n start patterns, one skip pattern and m
* end patterns.
* For the latter two, the patterns are always consecutive: start-skip-end.
*
* A character offset can be given for the matched text (_m_start and _m_end)
* and for the actually highlighted text (_h_start and _h_end).
*/
// The patterns that are being searched for are stored in a syn_pattern.
// A match item consists of one pattern.
// A start/end item consists of n start patterns and m end patterns.
// A start/skip/end item consists of n start patterns, one skip pattern and m
// end patterns.
// For the latter two, the patterns are always consecutive: start-skip-end.
//
// A character offset can be given for the matched text (_m_start and _m_end)
// and for the actually highlighted text (_h_start and _h_end).
//
// Note that ordering of members is optimized to reduce padding.
typedef struct syn_pattern {
char sp_type; /* see SPTYPE_ defines below */
char sp_syncing; /* this item used for syncing */
int sp_flags; /* see HL_ defines below */
int sp_cchar; /* conceal substitute character */
struct sp_syn sp_syn; /* struct passed to in_id_list() */
short sp_syn_match_id; /* highlight group ID of pattern */
char_u *sp_pattern; /* regexp to match, pattern */
regprog_T *sp_prog; /* regexp to match, program */
char sp_type; // see SPTYPE_ defines below
char sp_syncing; // this item used for syncing
int16_t sp_syn_match_id; // highlight group ID of pattern
int16_t sp_off_flags; // see below
int sp_offsets[SPO_COUNT]; // offsets
int sp_flags; // see HL_ defines below
int sp_cchar; // conceal substitute character
int sp_ic; // ignore-case flag for sp_prog
int sp_sync_idx; // sync item index (syncing only)
int sp_line_id; // ID of last line where tried
int sp_startcol; // next match in sp_line_id line
int16_t *sp_cont_list; // cont. group IDs, if non-zero
int16_t *sp_next_list; // next group IDs, if non-zero
struct sp_syn sp_syn; // struct passed to in_id_list()
char_u *sp_pattern; // regexp to match, pattern
regprog_T *sp_prog; // regexp to match, program
syn_time_T sp_time;
int sp_ic; /* ignore-case flag for sp_prog */
short sp_off_flags; /* see below */
int sp_offsets[SPO_COUNT]; /* offsets */
short *sp_cont_list; /* cont. group IDs, if non-zero */
short *sp_next_list; /* next group IDs, if non-zero */
int sp_sync_idx; /* sync item index (syncing only) */
int sp_line_id; /* ID of last line where tried */
int sp_startcol; /* next match in sp_line_id line */
} synpat_T;