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302 Commits

Author SHA1 Message Date
Evan Cheng
13d41b9d72 Add capability to scheduler to commute nodes for profit. 
If a two-address code whose first operand has uses below, it should be commuted
when possible.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28230 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-05-12 01:58:24 +00:00
Evan Cheng
e165a78551 Refactor scheduler code. Move register-reduction list scheduler to a 
separate file. Added an initial implementation of top-down register pressure
reduction list scheduler.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28226 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-05-11 23:55:42 +00:00