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Try and rewrite reloads to reg-reg moves in the spill cleaner
[ghc-hetmet.git]
/
compiler
/
nativeGen
/
GraphColor.hs
diff --git
a/compiler/nativeGen/GraphColor.hs
b/compiler/nativeGen/GraphColor.hs
index
dfb2d17
..
307803a
100644
(file)
--- a/
compiler/nativeGen/GraphColor.hs
+++ b/
compiler/nativeGen/GraphColor.hs
@@
-154,7
+154,10
@@
colorScan_spin iterative triv spill graph
$ graph
, ksTrivFound <- map nodeId nsTrivFound
$ graph
, ksTrivFound <- map nodeId nsTrivFound
- , graph3 <- foldr delNode graph ksTrivFound
+ , graph3 <- foldr (\k g -> let Just g' = delNode k g
+ in g')
+ graph ksTrivFound
+
= colorScan_spin iterative triv spill graph3
(ksTrivFound ++ ksTriv)
ksSpill
= colorScan_spin iterative triv spill graph3
(ksTrivFound ++ ksTriv)
ksSpill
@@
-204,8
+207,8
@@
colorScan_spin iterative triv spill graph
colorScan_spill iterative triv spill graph
ksTriv ksSpill kksCoalesce
colorScan_spill iterative triv spill graph
ksTriv ksSpill kksCoalesce
- = let kSpill = spill graph
- graph' = delNode kSpill graph
+ = let kSpill = spill graph
+ Just graph' = delNode kSpill graph
in colorScan_spin iterative triv spill graph'
ksTriv (kSpill : ksSpill) kksCoalesce
in colorScan_spin iterative triv spill graph'
ksTriv (kSpill : ksSpill) kksCoalesce