5f4b247072
Propagation pass now uses a stack of hashtables for predicated constraints instead of cloning a hashtable. New strategy for recursive propagation; now converges with fewer iterations. ~15 sec bootstrap time improvement
2008-11-11 08:49:00 -06:00
43335d9c36
Intervals now use a special singleton for the full interval to eliminate FP math in the common case; fix a bug in value-info<=
2008-11-11 08:30:14 -06:00
cc879fa9b7
Tuple layouts are now arrays, instead of built-in types. The superclass
...
array is now part of the tuple layout object itself, and class hashcodes
are stored alongside class words there. This removes 2 indirections when
reading a superclass, and 3 when reading a superclass hashcode.
2008-11-05 22:20:29 -06:00
1a865f89ac
Some optimizer change sfores for new codegen
2008-09-17 22:18:08 -05:00
8a921c791c
if-empty changes
2008-09-06 19:13:59 -05:00
e1716d92b3
Remove delegation slot
2008-09-03 03:46:56 -05:00
669e0f8f0a
Propagate slot types of literals
2008-09-01 18:25:21 -05:00
29e5ed2adb
Fixing deploy tool
2008-08-31 19:17:04 -05:00
9aa6d8ae04
Compiler fixes
2008-08-22 15:30:57 -05:00
f2a5a30c6f
New front-end and high-level optimizer lands
2008-08-12 03:22:45 -05:00
Slava Pestov
Doug Coleman