diff options
Diffstat (limited to 'lib/hipe/regalloc/hipe_ppc_specific.erl')
| -rw-r--r-- | lib/hipe/regalloc/hipe_ppc_specific.erl | 140 |
1 files changed, 83 insertions, 57 deletions
diff --git a/lib/hipe/regalloc/hipe_ppc_specific.erl b/lib/hipe/regalloc/hipe_ppc_specific.erl index c49b1e510f..ed7a26de8c 100644 --- a/lib/hipe/regalloc/hipe_ppc_specific.erl +++ b/lib/hipe/regalloc/hipe_ppc_specific.erl @@ -22,114 +22,123 @@ -module(hipe_ppc_specific). %% for hipe_coalescing_regalloc: --export([number_of_temporaries/1 - ,analyze/1 - ,labels/1 - ,all_precoloured/0 - ,bb/2 - ,liveout/2 - ,reg_nr/1 - ,def_use/1 - ,is_move/1 - ,is_precoloured/1 - ,var_range/1 - ,allocatable/0 - ,non_alloc/1 - ,physical_name/1 - ,reverse_postorder/1 - ,livein/2 - ,uses/1 - ,defines/1 +-export([number_of_temporaries/2 + ,analyze/2 + ,labels/2 + ,all_precoloured/1 + ,bb/3 + ,liveout/3 + ,reg_nr/2 + ,def_use/2 + ,is_move/2 + ,is_precoloured/2 + ,var_range/2 + ,allocatable/1 + ,non_alloc/2 + ,physical_name/2 + ,reverse_postorder/2 + ,livein/3 + ,uses/2 + ,defines/2 + ,defines_all_alloc/2 ]). %% for hipe_graph_coloring_regalloc: --export([is_fixed/1]). +-export([is_fixed/2]). %% for hipe_ls_regalloc: --export([args/1, is_arg/1, is_global/1, new_spill_index/1]). --export([breadthorder/1, postorder/1]). +-export([args/2, is_arg/2, is_global/2, new_spill_index/2]). +-export([breadthorder/2, postorder/2]). %% callbacks for hipe_regalloc_loop --export([defun_to_cfg/1, - check_and_rewrite/2]). +-export([check_and_rewrite/3]). -defun_to_cfg(Defun) -> - hipe_ppc_cfg:init(Defun). +%% callbacks for hipe_regalloc_prepass +-export([new_reg_nr/1, + update_reg_nr/3, + update_bb/4, + subst_temps/3]). -check_and_rewrite(Defun, Coloring) -> - hipe_ppc_ra_postconditions:check_and_rewrite(Defun, Coloring, 'normal'). +check_and_rewrite(CFG, Coloring, _) -> + hipe_ppc_ra_postconditions:check_and_rewrite(CFG, Coloring, 'normal'). -reverse_postorder(CFG) -> +reverse_postorder(CFG, _) -> hipe_ppc_cfg:reverse_postorder(CFG). -non_alloc(CFG) -> - non_alloc(hipe_ppc_registers:nr_args(), hipe_ppc_cfg:params(CFG)). +non_alloc(CFG, no_context) -> + non_alloc_1(hipe_ppc_registers:nr_args(), hipe_ppc_cfg:params(CFG)). %% same as hipe_ppc_frame:fix_formals/2 -non_alloc(0, Rest) -> Rest; -non_alloc(N, [_|Rest]) -> non_alloc(N-1, Rest); -non_alloc(_, []) -> []. +non_alloc_1(0, Rest) -> Rest; +non_alloc_1(N, [_|Rest]) -> non_alloc_1(N-1, Rest); +non_alloc_1(_, []) -> []. %% Liveness stuff -analyze(CFG) -> +analyze(CFG, _) -> hipe_ppc_liveness_gpr:analyse(CFG). -livein(Liveness,L) -> +livein(Liveness,L,_) -> [X || X <- hipe_ppc_liveness_gpr:livein(Liveness,L), hipe_ppc:temp_is_allocatable(X)]. -liveout(BB_in_out_liveness,Label) -> +liveout(BB_in_out_liveness,Label,_) -> [X || X <- hipe_ppc_liveness_gpr:liveout(BB_in_out_liveness,Label), hipe_ppc:temp_is_allocatable(X)]. %% Registers stuff -allocatable() -> +allocatable(no_context) -> hipe_ppc_registers:allocatable_gpr(). -all_precoloured() -> +all_precoloured(no_context) -> hipe_ppc_registers:all_precoloured(). -is_precoloured(Reg) -> +is_precoloured(Reg, _) -> hipe_ppc_registers:is_precoloured_gpr(Reg). -is_fixed(R) -> +is_fixed(R, _) -> hipe_ppc_registers:is_fixed(R). -physical_name(Reg) -> +physical_name(Reg, _) -> Reg. %% CFG stuff -labels(CFG) -> +labels(CFG, _) -> hipe_ppc_cfg:labels(CFG). -var_range(_CFG) -> +var_range(_CFG, _) -> hipe_gensym:var_range(ppc). -number_of_temporaries(_CFG) -> +number_of_temporaries(_CFG, _) -> Highest_temporary = hipe_gensym:get_var(ppc), %% Since we can have temps from 0 to Max adjust by +1. Highest_temporary + 1. -bb(CFG,L) -> +bb(CFG,L,_) -> hipe_ppc_cfg:bb(CFG,L). +update_bb(CFG,L,BB,_) -> + hipe_ppc_cfg:bb_add(CFG,L,BB). + %% PowerPC stuff -def_use(Instruction) -> - {defines(Instruction), uses(Instruction)}. +def_use(Instruction, Ctx) -> + {defines(Instruction, Ctx), uses(Instruction, Ctx)}. -uses(I) -> +uses(I, _) -> [X || X <- hipe_ppc_defuse:insn_use_gpr(I), hipe_ppc:temp_is_allocatable(X)]. -defines(I) -> +defines(I, _) -> [X || X <- hipe_ppc_defuse:insn_def_gpr(I), hipe_ppc:temp_is_allocatable(X)]. -is_move(Instruction) -> +defines_all_alloc(I, _) -> + hipe_ppc_defuse:insn_defs_all_gpr(I). + +is_move(Instruction, _) -> case hipe_ppc:is_pseudo_move(Instruction) of true -> Dst = hipe_ppc:pseudo_move_dst(Instruction), @@ -142,28 +151,45 @@ is_move(Instruction) -> false -> false end. -reg_nr(Reg) -> +reg_nr(Reg, _) -> hipe_ppc:temp_reg(Reg). +new_reg_nr(_) -> + hipe_gensym:get_next_var(ppc). + +update_reg_nr(Nr, Temp, _) -> + hipe_ppc:mk_temp(Nr, hipe_ppc:temp_type(Temp)). + +subst_temps(SubstFun, Instr, _) -> + hipe_ppc_subst:insn_temps( + fun(Op) -> + case hipe_ppc:temp_is_allocatable(Op) + andalso hipe_ppc:temp_type(Op) =/= 'double' + of + true -> SubstFun(Op); + false -> Op + end + end, Instr). + %%% Linear Scan stuff -new_spill_index(SpillIndex) when is_integer(SpillIndex) -> +new_spill_index(SpillIndex, _) when is_integer(SpillIndex) -> SpillIndex+1. -breadthorder(CFG) -> +breadthorder(CFG, _) -> hipe_ppc_cfg:breadthorder(CFG). -postorder(CFG) -> +postorder(CFG, _) -> hipe_ppc_cfg:postorder(CFG). -is_global(R) -> +is_global(R, _) -> R =:= hipe_ppc_registers:temp1() orelse R =:= hipe_ppc_registers:temp2() orelse R =:= hipe_ppc_registers:temp3() orelse hipe_ppc_registers:is_fixed(R). -is_arg(R) -> +is_arg(R, _) -> hipe_ppc_registers:is_arg(R). -args(CFG) -> +args(CFG, _) -> hipe_ppc_registers:args(hipe_ppc_cfg:arity(CFG)). |