Bugfix to iterative coalescer
authorBen.Lippmeier@anu.edu.au <unknown>
Mon, 17 Sep 2007 12:42:41 +0000 (12:42 +0000)
committerBen.Lippmeier@anu.edu.au <unknown>
Mon, 17 Sep 2007 12:42:41 +0000 (12:42 +0000)
commit6a347ffc34c0ded44c213e2a0217477f7b8196b9
tree78c449286d6e842b27a1568acf2da56f123d8262
parent1116b8749571c660d446258481e4e74798bbb864
Bugfix to iterative coalescer

Coalescences must be applied to the unsimplified graph in the same order
they were found by the iterative coalescing algorithm - otherwise
the vreg rewrite mapping will be wrong and badness will ensue.
compiler/nativeGen/RegAllocColor.hs
compiler/nativeGen/RegAllocStats.hs
compiler/utils/GraphColor.hs
compiler/utils/GraphOps.hs