diff options
Diffstat (limited to 'lib/hipe/regalloc/hipe_amd64_specific_sse2.erl')
| -rw-r--r-- | lib/hipe/regalloc/hipe_amd64_specific_sse2.erl | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/lib/hipe/regalloc/hipe_amd64_specific_sse2.erl b/lib/hipe/regalloc/hipe_amd64_specific_sse2.erl index 50e5869d45..2e5804337d 100644 --- a/lib/hipe/regalloc/hipe_amd64_specific_sse2.erl +++ b/lib/hipe/regalloc/hipe_amd64_specific_sse2.erl @@ -42,7 +42,9 @@ reg_nr/1, non_alloc/1, allocatable/0, - physical_name/1, + allocatable/1, + temp0/0, + physical_name/1, all_precoloured/0, new_spill_index/1, %% used by hipe_ls_regalloc var_range/1, @@ -52,7 +54,8 @@ %% callbacks for hipe_regalloc_loop -export([defun_to_cfg/1, - check_and_rewrite/2]). + check_and_rewrite/2, + check_and_rewrite/3]). %%---------------------------------------------------------------------------- @@ -60,11 +63,15 @@ %%---------------------------------------------------------------------------- -defun_to_cfg(Defun) -> - hipe_x86_cfg:init(Defun). +defun_to_cfg(AlreadyACFG) -> + AlreadyACFG. -check_and_rewrite(Defun, Coloring) -> - hipe_amd64_ra_sse2_postconditions:check_and_rewrite(Defun, Coloring). +check_and_rewrite(CFG, Coloring) -> + hipe_amd64_ra_sse2_postconditions:check_and_rewrite(CFG, Coloring). + +check_and_rewrite(CFG, Coloring, Strategy) -> + hipe_amd64_ra_sse2_postconditions:check_and_rewrite( + CFG, Coloring, Strategy). reverse_postorder(CFG) -> hipe_x86_cfg:reverse_postorder(CFG). @@ -75,8 +82,8 @@ breadthorder(CFG) -> postorder(CFG) -> hipe_x86_cfg:postorder(CFG). -is_global(_Reg) -> - false. +is_global(Reg) -> + hipe_amd64_registers:sse2_temp0() =:= Reg. is_fixed(_Reg) -> false. @@ -109,7 +116,16 @@ liveout(BB_in_out_liveness, Label) -> %% Registers stuff allocatable() -> - hipe_amd64_registers:allocatable_sse2(). + allocatable('normal'). + +allocatable('normal') -> + hipe_amd64_registers:allocatable_sse2(); +allocatable('linearscan') -> + hipe_amd64_registers:allocatable_sse2() -- + [hipe_amd64_registers:sse2_temp0()]. + +temp0() -> + hipe_amd64_registers:sse2_temp0(). all_precoloured() -> allocatable(). |