:: (Outputable instr, Instruction instr) | |
=> DynFlags | |
-> UniqFM (UniqSet RealReg) | the registers we can use for allocation
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-> UniqSet Int | the set of available spill slots.
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-> [LiveCmmTop instr] | code annotated with liveness information.
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-> UniqSM ([NatCmmTop instr], [RegAllocStats instr]) | code with registers allocated and stats for each stage of
allocation
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The top level of the graph coloring register allocator.
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