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| author | Mike Pall <mike> | 2010-03-03 04:26:31 +0100 |
|---|---|---|
| committer | Mike Pall <mike> | 2010-03-03 04:26:31 +0100 |
| commit | 15c3bd7725e97e450f4cb5be7888bbea2133f90d (patch) | |
| tree | e1613de35d03a34241fa9d296e120f1f13577fda /src/lj_tab.c | |
| parent | 5fdb6e2e2035fe811821a7fb998ab810b21bba21 (diff) | |
| download | luajit-15c3bd7725e97e450f4cb5be7888bbea2133f90d.tar.gz luajit-15c3bd7725e97e450f4cb5be7888bbea2133f90d.tar.bz2 luajit-15c3bd7725e97e450f4cb5be7888bbea2133f90d.zip | |
Improve performance of HREF/HREFK on x64.
Diffstat (limited to 'src/lj_tab.c')
| -rw-r--r-- | src/lj_tab.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lj_tab.c b/src/lj_tab.c index 427b6118..fc44fdb4 100644 --- a/src/lj_tab.c +++ b/src/lj_tab.c | |||
| @@ -22,7 +22,7 @@ | |||
| 22 | /* String hashes are precomputed when they are interned. */ | 22 | /* String hashes are precomputed when they are interned. */ |
| 23 | #define hashstr(t, s) hashmask(t, (s)->hash) | 23 | #define hashstr(t, s) hashmask(t, (s)->hash) |
| 24 | 24 | ||
| 25 | #define hashnum(t, o) hashrot(t, (o)->u32.lo, (o)->u32.hi&0x7fffffff) | 25 | #define hashnum(t, o) hashrot(t, (o)->u32.lo, ((o)->u32.hi << 1)) |
| 26 | #define hashgcref(t, r) hashrot(t, gcrefu(r), gcrefu(r)-0x04c11db7) | 26 | #define hashgcref(t, r) hashrot(t, gcrefu(r), gcrefu(r)-0x04c11db7) |
| 27 | 27 | ||
| 28 | /* Scramble the bits of numbers and pointers. */ | 28 | /* Scramble the bits of numbers and pointers. */ |