diff options
| author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2003-11-18 12:55:11 -0200 |
|---|---|---|
| committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2003-11-18 12:55:11 -0200 |
| commit | 366e4af3c909056b383ffab6c45968d7f40d9db7 (patch) | |
| tree | c712c45a47e9cd09f2b39cc67a49735e7320b47a /lgc.h | |
| parent | 53c7f861944c5189448b1e5ddafa6a23ee6936e2 (diff) | |
| download | lua-366e4af3c909056b383ffab6c45968d7f40d9db7.tar.gz lua-366e4af3c909056b383ffab6c45968d7f40d9db7.tar.bz2 lua-366e4af3c909056b383ffab6c45968d7f40d9db7.zip | |
towards incremental GC
Diffstat (limited to 'lgc.h')
| -rw-r--r-- | lgc.h | 8 |
1 files changed, 4 insertions, 4 deletions
| @@ -1,5 +1,5 @@ | |||
| 1 | /* | 1 | /* |
| 2 | ** $Id: lgc.h,v 1.21 2003/07/29 19:25:37 roberto Exp roberto $ | 2 | ** $Id: lgc.h,v 1.22 2003/11/17 19:50:05 roberto Exp roberto $ |
| 3 | ** Garbage Collector | 3 | ** Garbage Collector |
| 4 | ** See Copyright Notice in lua.h | 4 | ** See Copyright Notice in lua.h |
| 5 | */ | 5 | */ |
| @@ -23,15 +23,15 @@ | |||
| 23 | 23 | ||
| 24 | /* | 24 | /* |
| 25 | ** Layout for bit use in `marked' field: | 25 | ** Layout for bit use in `marked' field: |
| 26 | ** bit 0 - object is white (not used yet) | 26 | ** bit 0 - object is gray |
| 27 | ** bit 1 - object is black | 27 | ** bit 1 - object is black |
| 28 | ** bit 2 - For userdata: is finalized; | 28 | ** bit 2 - For userdata: is finalized; |
| 29 | for tables: has weak keys | 29 | for tables: has weak keys |
| 30 | ** bit 3 - for tables: has weak values | 30 | ** bit 3 - for tables: has weak values |
| 31 | ** bit 4 - for strings: is fixed (should not be collected) | 31 | ** bit 4 - object is fixed (should not be collected) |
| 32 | */ | 32 | */ |
| 33 | 33 | ||
| 34 | #define WHITEBIT 0 | 34 | #define GRAYBIT 0 |
| 35 | #define BLACKBIT 1 | 35 | #define BLACKBIT 1 |
| 36 | #define FINALIZEDBIT 2 | 36 | #define FINALIZEDBIT 2 |
| 37 | #define KEYWEAKBIT 2 | 37 | #define KEYWEAKBIT 2 |