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| author | Björn Gustavsson <[email protected]> | 2019-03-04 09:47:47 +0100 |
|---|---|---|
| committer | GitHub <[email protected]> | 2019-03-04 09:47:47 +0100 |
| commit | f6b6441ed3fa4f539281b7baa0847d4f060aee66 (patch) | |
| tree | 783f46a6d1c16b33a3c9d8aa593d69ca82ff99cf /lib | |
| parent | b826c2ab153032fba974293dbba33352e05e0304 (diff) | |
| parent | 1b706c511e9508c910296b255bdeb279e0957ff5 (diff) | |
| download | otp-f6b6441ed3fa4f539281b7baa0847d4f060aee66.tar.gz otp-f6b6441ed3fa4f539281b7baa0847d4f060aee66.tar.bz2 otp-f6b6441ed3fa4f539281b7baa0847d4f060aee66.zip | |
Merge pull request #2168 from josevalim/jv-v3_kernel-binary-all
Move size=all binary clause pruning to v3_kernel
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/compiler/src/beam_kernel_to_ssa.erl | 10 | ||||
| -rw-r--r-- | lib/compiler/src/v3_kernel.erl | 7 |
2 files changed, 8 insertions, 9 deletions
diff --git a/lib/compiler/src/beam_kernel_to_ssa.erl b/lib/compiler/src/beam_kernel_to_ssa.erl index 410bafe0bb..df95749fb3 100644 --- a/lib/compiler/src/beam_kernel_to_ssa.erl +++ b/lib/compiler/src/beam_kernel_to_ssa.erl @@ -327,7 +327,7 @@ select_bin_seg(#k_val_clause{val=#k_bin_seg{size=Size,unit=U,type=T, {Mis,St1} = select_extract_bin(Next, Size, U, T, Fs, Fail, Ctx, LineAnno, St0), {Extracted,St2} = new_ssa_var(Seg#k_var.name, St1), - {Bis,St} = bin_match_cg(Size, B, Fail, St2), + {Bis,St} = match_cg(B, Fail, St2), BsGet = #b_set{op=bs_extract,dst=Extracted,args=[ssa_arg(Next, St)]}, Is = Mis ++ [BsGet] ++ Bis, {Is,St}; @@ -362,14 +362,6 @@ select_bin_seg(#k_val_clause{val=#k_bin_int{size=Sz,unit=U,flags=Fs, end, {Is,St}. -bin_match_cg(#k_atom{val=all}, B0, Fail, St) -> - #k_select{types=Types} = B0, - [#k_type_clause{type=k_bin_end,values=Values}] = Types, - [#k_val_clause{val=#k_bin_end{},body=B}] = Values, - match_cg(B, Fail, St); -bin_match_cg(_, B, Fail, St) -> - match_cg(B, Fail, St). - get_context(#k_var{}=Var, St) -> ssa_arg(Var, St). diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl index 908d34e1b4..e2b8787224 100644 --- a/lib/compiler/src/v3_kernel.erl +++ b/lib/compiler/src/v3_kernel.erl @@ -2054,6 +2054,10 @@ get_match(#k_cons{}, St0) -> get_match(#k_binary{}, St0) -> {[V]=Mes,St1} = new_vars(1, St0), {#k_binary{segs=V},Mes,St1}; +get_match(#k_bin_seg{size=#k_atom{val=all},next={k_bin_end,[]}}=Seg, St0) -> + {[S,N0],St1} = new_vars(2, St0), + N = set_kanno(N0, [no_usage]), + {Seg#k_bin_seg{seg=S,next=N},[S],St1}; get_match(#k_bin_seg{}=Seg, St0) -> {[S,N0],St1} = new_vars(2, St0), N = set_kanno(N0, [no_usage]), @@ -2081,6 +2085,9 @@ new_clauses(Cs0, U, St) -> #k_cons{hd=H,tl=T} -> [H,T|As]; #k_tuple{es=Es} -> Es ++ As; #k_binary{segs=E} -> [E|As]; + #k_bin_seg{size=#k_atom{val=all}, + seg=S,next={k_bin_end,[]}} -> + [S|As]; #k_bin_seg{seg=S,next=N} -> [S,N|As]; #k_bin_int{next=N} -> |