diff options
Diffstat (limited to 'lib/hipe/regalloc/hipe_ppc_specific.erl')
| -rw-r--r-- | lib/hipe/regalloc/hipe_ppc_specific.erl | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/hipe/regalloc/hipe_ppc_specific.erl b/lib/hipe/regalloc/hipe_ppc_specific.erl index 3811b972ba..d046567e79 100644 --- a/lib/hipe/regalloc/hipe_ppc_specific.erl +++ b/lib/hipe/regalloc/hipe_ppc_specific.erl @@ -53,6 +53,12 @@ %% callbacks for hipe_regalloc_loop -export([check_and_rewrite/2]). +%% callbacks for hipe_regalloc_prepass +-export([new_reg_nr/0, + update_reg_nr/2, + update_bb/3, + subst_temps/2]). + check_and_rewrite(CFG, Coloring) -> hipe_ppc_ra_postconditions:check_and_rewrite(CFG, Coloring, 'normal'). @@ -113,6 +119,9 @@ number_of_temporaries(_CFG) -> 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) -> @@ -145,6 +154,23 @@ is_move(Instruction) -> 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) -> |