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-rw-r--r--lib/compiler/src/beam_disasm.erl3
-rw-r--r--lib/compiler/src/beam_utils.erl6
-rw-r--r--lib/compiler/src/beam_validator.erl3
3 files changed, 0 insertions, 12 deletions
diff --git a/lib/compiler/src/beam_disasm.erl b/lib/compiler/src/beam_disasm.erl
index 920ce07396..a55e107a00 100644
--- a/lib/compiler/src/beam_disasm.erl
+++ b/lib/compiler/src/beam_disasm.erl
@@ -1015,9 +1015,6 @@ resolve_inst({gc_bif3,Args},Imports,_,_) ->
%%
%% New instructions for creating non-byte aligned binaries.
%%
-resolve_inst({bs_bits_to_bytes2,[_Arg2,_Arg3]=Args},_,_,_) ->
- [A2,A3] = resolve_args(Args),
- {bs_bits_to_bytes2,A2,A3};
resolve_inst({bs_final2,[X,Y]},_,_,_) ->
{bs_final2,X,Y};
diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl
index ac249e6672..98bb217a3a 100644
--- a/lib/compiler/src/beam_utils.erl
+++ b/lib/compiler/src/beam_utils.erl
@@ -424,12 +424,6 @@ 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_bits_to_bytes2,Src,Dst}|Is], St) ->
- case R of
- Src -> {used,St};
- Dst -> {killed,St};
- _ -> 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};
diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl
index 34065cfdce..dc5a1068db 100644
--- a/lib/compiler/src/beam_validator.erl
+++ b/lib/compiler/src/beam_validator.erl
@@ -757,9 +757,6 @@ valfun_4({bs_utf8_size,{f,Fail},A,Dst}, Vst) ->
valfun_4({bs_utf16_size,{f,Fail},A,Dst}, Vst) ->
assert_term(A, Vst),
set_type_reg({integer,[]}, Dst, branch_state(Fail, Vst));
-valfun_4({bs_bits_to_bytes2,Src,Dst}, Vst) ->
- assert_term(Src, Vst),
- set_type_reg({integer,[]}, Dst, Vst);
valfun_4({bs_bits_to_bytes,{f,Fail},Src,Dst}, Vst) ->
assert_term(Src, Vst),
set_type_reg({integer,[]}, Dst, branch_state(Fail, Vst));