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| author | Jack Jansen <jack.jansen@cwi.nl> | 1997-02-01 23:44:50 (GMT) |
|---|---|---|
| committer | Jack Jansen <jack.jansen@cwi.nl> | 1997-02-01 23:44:50 (GMT) |
| commit | b4ef4c6d4c5d78b26b6de6b74c37ea6c411b0cd5 (patch) | |
| tree | 7d52f5e8fec84d7f6f9ad00bdee6271008f7bfca /Mac/mwerks/malloc | |
| parent | 4f6ecdaacf15545a90aa296c317f6e96f5a9377e (diff) | |
| download | cpython-b4ef4c6d4c5d78b26b6de6b74c37ea6c411b0cd5.zip cpython-b4ef4c6d4c5d78b26b6de6b74c37ea6c411b0cd5.tar.gz cpython-b4ef4c6d4c5d78b26b6de6b74c37ea6c411b0cd5.tar.bz2 | |
Optionally (on USE_CACHE_ALIGN) extend overhead structure to align
returned addresses on 16-byte cacheline boundary.
Diffstat (limited to 'Mac/mwerks/malloc')
| -rw-r--r-- | Mac/mwerks/malloc/malloc.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Mac/mwerks/malloc/malloc.c b/Mac/mwerks/malloc/malloc.c index a629c0b..7b6e9fa 100644 --- a/Mac/mwerks/malloc/malloc.c +++ b/Mac/mwerks/malloc/malloc.c @@ -61,6 +61,8 @@ static char *rcsid = "$Id$"; #define VCHECK #endif /* USE_MALLOC_DEBUG */ +#define USE_CACHE_ALIGN /* Define for aligning everything on 16-byte boundaries */ + typedef unsigned char u_char; typedef unsigned long u_long; typedef unsigned int u_int; @@ -102,6 +104,11 @@ union overhead { #define ov_index ovu.ovu_index #define ov_rmagic ovu.ovu_rmagic #define ov_size ovu.ovu_size +#ifdef USE_CACHE_ALIGN + struct cachealigner { + u_long ovalign_1, ovalign_2, ovalign_3, ovalign_4; + }; +#endif /* USE_CACHE_ALIGN */ }; #define MAGIC 0xef /* magic # on accounting info */ |