aboutsummaryrefslogtreecommitdiffstats
path: root/lib/compiler/src/beam_utils.erl
diff options
context:
space:
mode:
Diffstat (limited to 'lib/compiler/src/beam_utils.erl')
-rw-r--r--lib/compiler/src/beam_utils.erl42
1 files changed, 4 insertions, 38 deletions
diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl
index 7e4a476dab..400979bc19 100644
--- a/lib/compiler/src/beam_utils.erl
+++ b/lib/compiler/src/beam_utils.erl
@@ -330,8 +330,6 @@ check_liveness(R, [{bs_init_bits,_,_,_,_,_,Dst}|Is], St) ->
R =:= Dst -> {killed,St};
true -> check_liveness(R, Is, St)
end;
-check_liveness(R, [{bs_put_string,_,_}|Is], St) ->
- check_liveness(R, Is, St);
check_liveness(R, [{deallocate,_}|Is], St) ->
case R of
{y,_} -> {killed,St};
@@ -435,18 +433,8 @@ check_liveness(R, [{bs_add,{f,0},Ss,D}|Is], St) ->
false when R =:= D -> {killed,St};
false -> check_liveness(R, Is, St)
end;
-check_liveness(R, [{bs_put_binary,{f,0},Sz,_,_,Src}|Is], St) ->
- case member(R, [Sz,Src]) of
- true -> {used,St};
- false -> check_liveness(R, Is, St)
- end;
-check_liveness(R, [{bs_put_integer,{f,0},Sz,_,_,Src}|Is], St) ->
- case member(R, [Sz,Src]) of
- true -> {used,St};
- false -> check_liveness(R, Is, St)
- end;
-check_liveness(R, [{bs_put_float,{f,0},Sz,_,_,Src}|Is], St) ->
- case member(R, [Sz,Src]) of
+check_liveness(R, [{bs_put,{f,0},_,Ss}|Is], St) ->
+ case member(R, Ss) of
true -> {used,St};
false -> check_liveness(R, Is, St)
end;
@@ -721,28 +709,8 @@ live_opt([{bs_private_append,Fail,Src1,_,Src2,_,Dst}=I|Is], Regs0, D, Acc) ->
Regs1 = x_live([Src1,Src2], x_dead([Dst], Regs0)),
Regs = live_join_label(Fail, D, Regs1),
live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{bs_put_binary,Fail,Src1,_,_,Src2}=I|Is], Regs0, D, Acc) ->
- Regs1 = x_live([Src1,Src2], Regs0),
- Regs = live_join_label(Fail, D, Regs1),
- live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{bs_put_float,Fail,Src1,_,_,Src2}=I|Is], Regs0, D, Acc) ->
- Regs1 = x_live([Src1,Src2], Regs0),
- Regs = live_join_label(Fail, D, Regs1),
- live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{bs_put_integer,Fail,Src1,_,_,Src2}=I|Is], Regs0, D, Acc) ->
- Regs1 = x_live([Src1,Src2], Regs0),
- Regs = live_join_label(Fail, D, Regs1),
- live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{bs_put_utf8,Fail,_,Src}=I|Is], Regs0, D, Acc) ->
- Regs1 = x_live([Src], Regs0),
- Regs = live_join_label(Fail, D, Regs1),
- live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{bs_put_utf16,Fail,_,Src}=I|Is], Regs0, D, Acc) ->
- Regs1 = x_live([Src], Regs0),
- Regs = live_join_label(Fail, D, Regs1),
- live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{bs_put_utf32,Fail,_,Src}=I|Is], Regs0, D, Acc) ->
- Regs1 = x_live([Src], Regs0),
+live_opt([{bs_put,Fail,_,Ss}=I|Is], Regs0, D, Acc) ->
+ Regs1 = x_live(Ss, Regs0),
Regs = live_join_label(Fail, D, Regs1),
live_opt(Is, Regs, D, [I|Acc]);
live_opt([{bs_restore2,Src,_}=I|Is], Regs0, D, Acc) ->
@@ -847,8 +815,6 @@ live_opt([timeout=I|Is], _, D, Acc) ->
live_opt(Is, 0, D, [I|Acc]);
%% Transparent instructions - they neither use nor modify x registers.
-live_opt([{bs_put_string,_,_}=I|Is], Regs, D, Acc) ->
- live_opt(Is, Regs, D, [I|Acc]);
live_opt([{deallocate,_}=I|Is], Regs, D, Acc) ->
live_opt(Is, Regs, D, [I|Acc]);
live_opt([{kill,_}=I|Is], Regs, D, Acc) ->