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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2023-04-27 15:22:06 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2023-04-27 15:22:06 -0300 |
commit | 503126fec29117e31d633b81203f887b99040c4a (patch) | |
tree | a5b287e10955c12e82b0dfb2a81fdc579e3f0b36 /lptypes.h | |
parent | 97a4ca3b4078f581cdc8cebc4fa4cf39d5ff8125 (diff) | |
download | lpeg-503126fec29117e31d633b81203f887b99040c4a.tar.gz lpeg-503126fec29117e31d633b81203f887b99040c4a.tar.bz2 lpeg-503126fec29117e31d633b81203f887b99040c4a.zip |
Small optimization in size of charset trees
Got a byte that was wasted for padding to be used in the bitmap.
Diffstat (limited to 'lptypes.h')
-rw-r--r-- | lptypes.h | 5 |
1 files changed, 1 insertions, 4 deletions
@@ -101,11 +101,8 @@ typedef struct Charset { | |||
101 | #define fillset(s,c) memset(s,c,CHARSETSIZE) | 101 | #define fillset(s,c) memset(s,c,CHARSETSIZE) |
102 | #define clearset(s) fillset(s,0) | 102 | #define clearset(s) fillset(s,0) |
103 | 103 | ||
104 | /* access to charset */ | ||
105 | #define treebuffer(t) ((byte *)((t) + 1)) | ||
106 | |||
107 | /* number of slots needed for 'n' bytes */ | 104 | /* number of slots needed for 'n' bytes */ |
108 | #define bytes2slots(n) (((n) - 1) / sizeof(TTree) + 1) | 105 | #define bytes2slots(n) (((n) - 1u) / (unsigned int)sizeof(TTree) + 1u) |
109 | 106 | ||
110 | /* set 'b' bit in charset 'cs' */ | 107 | /* set 'b' bit in charset 'cs' */ |
111 | #define setchar(cs,b) ((cs)[(b) >> 3] |= (1 << ((b) & 7))) | 108 | #define setchar(cs,b) ((cs)[(b) >> 3] |= (1 << ((b) & 7))) |