+{-# OPTIONS -fno-warn-missing-signatures #-}
-- Carries interesting info for debugging / profiling of the
-- graph coloring register allocator.
--
-{-# OPTIONS -fno-warn-missing-signatures #-}
module RegAllocStats (
RegAllocStats (..),
-- a successful coloring
| RegAllocStatsColored
- { raGraph :: Color.Graph Reg RegClass Reg -- ^ the colored graph
+ { raGraph :: Color.Graph Reg RegClass Reg -- ^ the uncolored graph
+ , raGraphColored :: Color.Graph Reg RegClass Reg -- ^ the coalesced and colored graph
, raCoalesced :: UniqFM Reg -- ^ the regs that were coaleced
, raPatched :: [LiveCmmTop] -- ^ code with vregs replaced by hregs
, raSpillClean :: [LiveCmmTop] -- ^ code with unneeded spill/reloads cleaned out
ppr (s@RegAllocStatsColored { raSRMs = (spills, reloads, moves) })
= text "# Colored"
- $$ text "# Register conflict graph."
+ $$ text "# Register conflict graph (initial)."
$$ Color.dotGraph regDotColor trivColorable (raGraph s)
$$ text ""
+ $$ text "# Register conflict graph (colored)."
+ $$ Color.dotGraph regDotColor trivColorable (raGraphColored s)
+ $$ text ""
+
$$ (if (not $ isNullUFM $ raCoalesced s)
then text "# Registers coalesced."
$$ (vcat $ map ppr $ ufmToList $ raCoalesced s)
, (fake3, "#aa00aa")
, (fake4, "#ff0055")
, (fake5, "#5500ff") ]
-#endif
-- reg colors for x86_64
-#if x86_64_TARGET_ARCH
+#elif x86_64_TARGET_ARCH
regDotColor :: Reg -> SDoc
regDotColor reg
= let Just str = lookupUFM regColors reg
, (r15, "#002080") ]
++ zip (map RealReg [16..31]) (repeat "red")
-#endif
-- reg colors for ppc
-#if powerpc_TARGET_ARCH
+#elif powerpc_TARGET_ARCH
regDotColor :: Reg -> SDoc
regDotColor reg
= case regClass reg of
RcInteger -> text "blue"
RcFloat -> text "red"
+ RcDouble -> text "green"
+
+#else
+#error ToDo: regDotColor
#endif