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Diffstat (limited to 'compiler/nativeGen/RegAlloc/Linear/Main.hs')
| -rw-r--r-- | compiler/nativeGen/RegAlloc/Linear/Main.hs | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/compiler/nativeGen/RegAlloc/Linear/Main.hs b/compiler/nativeGen/RegAlloc/Linear/Main.hs index 3eab7856ab..229fd32f57 100644 --- a/compiler/nativeGen/RegAlloc/Linear/Main.hs +++ b/compiler/nativeGen/RegAlloc/Linear/Main.hs @@ -132,20 +132,16 @@ regAlloc (CmmData sec d) ( CmmData sec d , Nothing ) -regAlloc (CmmProc (LiveInfo info _ _) lbl params (ListGraph [])) +regAlloc (CmmProc (LiveInfo info _ _) lbl params []) = return ( CmmProc info lbl params (ListGraph []) , Nothing ) -regAlloc (CmmProc static lbl params (ListGraph comps)) +regAlloc (CmmProc static lbl params sccs) | LiveInfo info (Just first_id) (Just block_live) <- static = do -- do register allocation on each component. (final_blocks, stats) - <- linearRegAlloc first_id block_live - $ map (\b -> case b of - BasicBlock _ [b] -> AcyclicSCC b - BasicBlock _ bs -> CyclicSCC bs) - $ comps + <- linearRegAlloc first_id block_live sccs -- make sure the block that was first in the input list -- stays at the front of the output |