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-rw-r--r--lib/compiler/src/Makefile1
-rw-r--r--lib/compiler/src/beam_validator.erl8
2 files changed, 5 insertions, 4 deletions
diff --git a/lib/compiler/src/Makefile b/lib/compiler/src/Makefile
index 9e96147787..c81b81e82b 100644
--- a/lib/compiler/src/Makefile
+++ b/lib/compiler/src/Makefile
@@ -186,7 +186,6 @@ release_docs_spec:
$(EBIN)/beam_disasm.beam: $(EGEN)/beam_opcodes.hrl beam_disasm.hrl
$(EBIN)/beam_listing.beam: core_parse.hrl v3_kernel.hrl
-$(EBIN)/beam_validator.beam: beam_disasm.hrl
$(EBIN)/cerl.beam: core_parse.hrl
$(EBIN)/compile.beam: core_parse.hrl ../../stdlib/include/erl_compile.hrl
$(EBIN)/core_lib.beam: core_parse.hrl
diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl
index ee0011d397..d5aef51dfa 100644
--- a/lib/compiler/src/beam_validator.erl
+++ b/lib/compiler/src/beam_validator.erl
@@ -27,8 +27,6 @@
%% Interface for compiler.
-export([module/2, format_error/1]).
--include("beam_disasm.hrl").
-
-import(lists, [any/2,dropwhile/2,foldl/3,foreach/2,reverse/1]).
%% To be called by the compiler.
@@ -569,7 +567,7 @@ valfun_4({loop_rec,{f,Fail},Dst}, Vst0) ->
Vst = branch_state(Fail, Vst0),
%% This term may not be part of the root set until
%% remove_message/0 is executed. If control transfers
- %% to the loop_rec_end/1 instruction, no part of this
+ %% to the loop_rec_end/1 instruction, no part of
%% this term must be stored in a Y register.
set_type_reg({fragile,term}, Dst, Vst);
valfun_4({wait,_}, Vst) ->
@@ -618,6 +616,7 @@ valfun_4({test,bs_start_match2,{f,Fail},Live,[Ctx,NeedSlots],Ctx}, Vst0) ->
%% is OK as input.
CtxType = get_move_term_type(Ctx, Vst0),
verify_live(Live, Vst0),
+ verify_y_init(Vst0),
Vst1 = prune_x_regs(Live, Vst0),
BranchVst = case CtxType of
#ms{} ->
@@ -634,6 +633,7 @@ valfun_4({test,bs_start_match2,{f,Fail},Live,[Ctx,NeedSlots],Ctx}, Vst0) ->
valfun_4({test,bs_start_match2,{f,Fail},Live,[Src,Slots],Dst}, Vst0) ->
assert_term(Src, Vst0),
verify_live(Live, Vst0),
+ verify_y_init(Vst0),
Vst1 = prune_x_regs(Live, Vst0),
Vst = branch_state(Fail, Vst1),
set_type_reg(bsm_match_state(Slots), Src, Dst, Vst);
@@ -836,6 +836,7 @@ verify_put_map(Fail, Src, Dst, Live, List, Vst0) ->
validate_bs_get(Fail, Ctx, Live, Type, Dst, Vst0) ->
bsm_validate_context(Ctx, Vst0),
verify_live(Live, Vst0),
+ verify_y_init(Vst0),
Vst1 = prune_x_regs(Live, Vst0),
Vst = branch_state(Fail, Vst1),
set_type_reg(Type, Dst, Vst).
@@ -845,6 +846,7 @@ validate_bs_get(Fail, Ctx, Live, Type, Dst, Vst0) ->
%%
validate_bs_skip_utf(Fail, Ctx, Live, Vst0) ->
bsm_validate_context(Ctx, Vst0),
+ verify_y_init(Vst0),
verify_live(Live, Vst0),
Vst = prune_x_regs(Live, Vst0),
branch_state(Fail, Vst).