diff options
Diffstat (limited to 'lib/hipe/regalloc/hipe_ls_regalloc.erl')
| -rw-r--r-- | lib/hipe/regalloc/hipe_ls_regalloc.erl | 93 |
1 files changed, 48 insertions, 45 deletions
diff --git a/lib/hipe/regalloc/hipe_ls_regalloc.erl b/lib/hipe/regalloc/hipe_ls_regalloc.erl index d24b803524..0db18f5c62 100644 --- a/lib/hipe/regalloc/hipe_ls_regalloc.erl +++ b/lib/hipe/regalloc/hipe_ls_regalloc.erl @@ -56,7 +56,7 @@ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -module(hipe_ls_regalloc). --export([regalloc/7]). +-export([regalloc/9]). %%-define(DEBUG,1). -define(HIPE_INSTRUMENT_COMPILER, true). @@ -95,11 +95,10 @@ %% </ol> %% @end %%- - - - - - - - - - - - - - - - - - - - - - - - -regalloc(CFG, PhysRegs, Entrypoints, SpillIndex, DontSpill, Options, Target) -> +regalloc(CFG, Liveness, PhysRegs, Entrypoints, SpillIndex, DontSpill, Options, + TargetMod, TargetContext) -> + Target = {TargetMod, TargetContext}, ?debug_msg("LinearScan: ~w\n", [erlang:statistics(runtime)]), - %% Step 1: Calculate liveness (Call external implementation.) - Liveness = liveness(CFG, Target), - ?debug_msg("liveness (done)~w\n", [erlang:statistics(runtime)]), USIntervals = calculate_intervals(CFG, Liveness, Entrypoints, Options, Target), ?debug_msg("intervals (done) ~w\n", [erlang:statistics(runtime)]), @@ -108,10 +107,10 @@ regalloc(CFG, PhysRegs, Entrypoints, SpillIndex, DontSpill, Options, Target) -> %% ?debug_msg("Intervals ~w\n", [Intervals]), ?debug_msg("No intervals: ~w\n",[length(Intervals)]), ?debug_msg("count intervals (done) ~w\n", [erlang:statistics(runtime)]), - Allocation = allocate(Intervals, PhysRegs, SpillIndex, DontSpill, Target), + {Coloring, NewSpillIndex} + = allocate(Intervals, PhysRegs, SpillIndex, DontSpill, Target), ?debug_msg("allocation (done) ~w\n", [erlang:statistics(runtime)]), - Allocation. - + {Coloring, NewSpillIndex}. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% %% @@ -125,32 +124,33 @@ regalloc(CFG, PhysRegs, Entrypoints, SpillIndex, DontSpill, Options, Target) -> %% Liveness: A map of live-in and live-out sets for each Basic-Block. %% Entrypoints: A set of BB names that have external entrypoints. %% -calculate_intervals(CFG,Liveness,_Entrypoints, Options, Target) -> +calculate_intervals(CFG,Liveness,_Entrypoints, Options, + Target={TgtMod,TgtCtx}) -> %% Add start point for the argument registers. Args = arg_vars(CFG, Target), Interval = - add_def_point(Args, 0, empty_interval(Target:number_of_temporaries(CFG))), + add_def_point(Args, 0, empty_interval(number_of_temporaries(CFG, Target))), %% Interval = add_livepoint(Args, 0, empty_interval()), Worklist = case proplists:get_value(ls_order, Options) of reversepostorder -> - Target:reverse_postorder(CFG); + TgtMod:reverse_postorder(CFG, TgtCtx); breadth -> - Target:breadthorder(CFG); + TgtMod:breadthorder(CFG, TgtCtx); postorder -> - Target:postorder(CFG); + TgtMod:postorder(CFG, TgtCtx); inorder -> - Target:inorder(CFG); + TgtMod:inorder(CFG, TgtCtx); reverse_inorder -> - Target:reverse_inorder(CFG); + TgtMod:reverse_inorder(CFG, TgtCtx); preorder -> - Target:preorder(CFG); + TgtMod:preorder(CFG, TgtCtx); prediction -> - Target:predictionorder(CFG); + TgtMod:predictionorder(CFG, TgtCtx); random -> - Target:labels(CFG); + TgtMod:labels(CFG, TgtCtx); _ -> - Target:reverse_postorder(CFG) + TgtMod:reverse_postorder(CFG, TgtCtx) end, %% ?inc_counter(bbs_counter, length(Worklist)), %% ?debug_msg("No BBs ~w\n",[length(Worklist)]), @@ -290,7 +290,7 @@ allocate([RegInt|RIS], Free, Active, Alloc, SpillIndex, DontSpill, Target) -> alloc(OtherTemp,NewPhys,NewAlloc), SpillIndex, DontSpill, Target); false -> - NewSpillIndex = Target:new_spill_index(SpillIndex), + NewSpillIndex = new_spill_index(SpillIndex, Target), {NewAlloc2, NewActive4} = spill(OtherTemp, OtherEnd, OtherStart, NewActive3, NewAlloc, SpillIndex, DontSpill, Target), @@ -306,7 +306,7 @@ allocate([RegInt|RIS], Free, Active, Alloc, SpillIndex, DontSpill, Target) -> case NewFree of [] -> %% No physical registers available, we have to spill. - NewSpillIndex = Target:new_spill_index(SpillIndex), + NewSpillIndex = new_spill_index(SpillIndex, Target), {NewAlloc, NewActive2} = spill(Temp, endpoint(RegInt), startpoint(RegInt), Active, Alloc, SpillIndex, DontSpill, Target), @@ -752,38 +752,41 @@ create_freeregs([]) -> %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -liveness(CFG, Target) -> - Target:analyze(CFG). +bb(CFG, L, {TgtMod, TgtCtx}) -> + TgtMod:bb(CFG,L,TgtCtx). + +livein(Liveness,L, Target={TgtMod,TgtCtx}) -> + regnames(TgtMod:livein(Liveness,L,TgtCtx), Target). -bb(CFG, L, Target) -> - Target:bb(CFG,L). +liveout(Liveness,L, Target={TgtMod,TgtCtx}) -> + regnames(TgtMod:liveout(Liveness,L,TgtCtx), Target). -livein(Liveness,L, Target) -> - regnames(Target:livein(Liveness,L), Target). +uses(I, Target={TgtMod,TgtCtx}) -> + regnames(TgtMod:uses(I,TgtCtx), Target). -liveout(Liveness,L, Target) -> - regnames(Target:liveout(Liveness,L), Target). +defines(I, Target={TgtMod,TgtCtx}) -> + regnames(TgtMod:defines(I,TgtCtx), Target). -uses(I, Target) -> - regnames(Target:uses(I), Target). +is_precoloured(R, {TgtMod,TgtCtx}) -> + TgtMod:is_precoloured(R,TgtCtx). -defines(I, Target) -> - regnames(Target:defines(I), Target). +is_global(R, {TgtMod,TgtCtx}) -> + TgtMod:is_global(R,TgtCtx). -is_precoloured(R, Target) -> - Target:is_precoloured(R). +new_spill_index(SpillIndex, {TgtMod,TgtCtx}) -> + TgtMod:new_spill_index(SpillIndex, TgtCtx). -is_global(R, Target) -> - Target:is_global(R). +number_of_temporaries(CFG, {TgtMod,TgtCtx}) -> + TgtMod:number_of_temporaries(CFG, TgtCtx). -physical_name(R, Target) -> - Target:physical_name(R). +physical_name(R, {TgtMod,TgtCtx}) -> + TgtMod:physical_name(R,TgtCtx). -regnames(Regs, Target) -> - [Target:reg_nr(X) || X <- Regs]. +regnames(Regs, {TgtMod,TgtCtx}) -> + [TgtMod:reg_nr(X,TgtCtx) || X <- Regs]. -arg_vars(CFG, Target) -> - Target:args(CFG). +arg_vars(CFG, {TgtMod,TgtCtx}) -> + TgtMod:args(CFG,TgtCtx). -is_arg(Reg, Target) -> - Target:is_arg(Reg). +is_arg(Reg, {TgtMod,TgtCtx}) -> + TgtMod:is_arg(Reg,TgtCtx). |